and now it gives a warning that "Please enter a valid installation path." and yet i put a valid installation path so i really don't know what's the problem. On 9/23/05, Stephen Akandwanaho <rootcisco@xxxxxxxxx> wrote: > Hi all ! > THe Installation is now becoming a little bit ok but after putting > the falsh installer ,it says "please enter the installation path of > the mozilla,Netscape or opera browser(i.e /usr/lib/mozilla) however i > put /usr/lib/mozilla/plug-ins/ but all is in vain > > So i will be glad for your help > > On 9/22/05, redhat-list-request@xxxxxxxxxx > <redhat-list-request@xxxxxxxxxx> wrote: > > Send redhat-list mailing list submissions to > > redhat-list@xxxxxxxxxx > > > > To subscribe or unsubscribe via the World Wide Web, visit > > https://www.redhat.com/mailman/listinfo/redhat-list > > or, via email, send a message with subject or body 'help' to > > redhat-list-request@xxxxxxxxxx > > > > You can reach the person managing the list at > > redhat-list-owner@xxxxxxxxxx > > > > When replying, please edit your Subject line so it is more specific > > than "Re: Contents of redhat-list digest..." > > > > > > Today's Topics: > > > > 1. Knock Knock ,,,May I come in (ragak raj) > > 2. RE: Knock Knock ,,,May I come in (Jay Berryman) > > 3. Kerberos Authentication Question (Jay Berryman) > > 4. Re: pr and lpr combination command (Alfred Hovdestad) > > 5. RE: Time and zone setting in RHEL3 (Bordalo Fred) > > 6. RE: LVM Question (Allen, Jack) > > 7. RE: LVM Question (Smith, Albert) > > 8. RE: LVM Question (Allen, Jack) > > 9. AW: building cluster (funtom) > > 10. Re: LVM packets for Red Hat AS 2.1 (Magnus Andersen) > > 11. Re: AW: building cluster (Yasushi Okubo) > > 12. Re: sudo - superuser setup (Anze Vidmar) > > 13. Tape drive support again (Allen, Jack) > > 14. Re: Tape drive support again (Greg Golin) > > 15. RE: Tape drive support again (Dege, Robert C.) > > 16. RE: Tape drive support again (Geoff Rainey (DSL AK)) > > 17. RE: Tape drive support again (Allen, Jack) > > 18. swap device io (Tolga Evren) > > 19. page cache , process map issues (Tolga Evren) > > 20. Errata and update releases (Clark, Patricia) > > 21. RE: Errata and update releases (Shaw, Marco) > > 22. Re: VNC help (up2date name) (Mike Wooding) > > 23. Server Crash (Jai Rangi) > > 24. Re: Server Crash (Greg Golin) > > 25. Re: Server Crash (Andrew Bacchi) > > 26. RE: Server Crash (Smith, Albert) > > > > > > ---------------------------------------------------------------------- > > > > Message: 1 > > Date: 21 Sep 2005 17:03:35 -0000 > > From: "ragak raj" <ragak@xxxxxxxxxxxxxx> > > Subject: Knock Knock ,,,May I come in > > To: redhat-list@xxxxxxxxxx > > Message-ID: <20050921170335.18267.qmail@xxxxxxxxxxxxxxxxxxxxxxxx> > > Content-Type: text/plain; charset=iso-8859-1 > > > > > > Hey Hi All.. > > Am Ragak.Am from Loyola College India.. > > I am a complete novice in the world of LINUX.. > > I have got this job of beig an assistant to a system adminstrator.. > > And the company is gonna run a web centric ERP application across a VPN. > > And we have tis Linux platform and TOMCAT server wit Oracle as a back > end,, > > Hmm a little scared when i realise that I gotta work with the command > prompt > > on LINUX serevr.. > > > > I realy wanna try out on some live Cds before actually have my hands on > the > > server.. > > > > Can anyone tell me any source of geting Live cds.. > > regards > > Ragak > > > > > > > > ------------------------------ > > > > Message: 2 > > Date: Wed, 21 Sep 2005 12:08:00 -0500 > > From: Jay Berryman <jay.berryman@xxxxxxxxx> > > Subject: RE: Knock Knock ,,,May I come in > > To: ragak raj <ragak@xxxxxxxxxxxxxx>, General Red Hat Linux discussion > > list <redhat-list@xxxxxxxxxx> > > Message-ID: > > <BAEDCDF29A58CF4D8E1A94B670EF428F078D2073@xxxxxxxxxxxxxxxxxxxxxx> > > Content-Type: text/plain; charset="iso-8859-1" > > > > >-----Original Message----- > > >From: redhat-list-bounces@xxxxxxxxxx > > [mailto:redhat-list->bounces@xxxxxxxxxx] On Behalf Of ragak raj > > >Sent: Wednesday, September 21, 2005 12:04 PM > > >To: redhat-list@xxxxxxxxxx > > >Subject: Knock Knock ,,,May I come in > > > > > > > > >Hey Hi All.. > > >Am Ragak.Am from Loyola College India.. > > >I am a complete novice in the world of LINUX.. > > >I have got this job of beig an assistant to a system adminstrator.. > > >And the company is gonna run a web centric ERP application across a VPN. > > >And we have tis Linux platform and TOMCAT server wit Oracle as a back > > end,, > > >Hmm a little scared when i realise that I gotta work with the command > > >prompt on LINUX serevr.. > > > > > >I realy wanna try out on some live Cds before actually have my hands on > > the > > >server.. > > > > > >Can anyone tell me any source of geting Live cds.. > > >regards > > >Ragak > > > > > > Here is a couple of links for you: > > > > http://www.frozentech.com/content/livecd.php > > http://distrowatch.com/dwres.php?resource=cd > > > > Jay Berryman, RHCT, RHCE > > Systems Engineer > > Phone: (402)-963-6347 > > Cell: (402)-598-1737 > > E-Mail: Jay.Berryman@xxxxxxxxx > > > > > > This message and any attachments are intended only for the use of the > > addressee and may contain information that is privileged and > confidential. > > If the reader of the message is not the intended recipient, or the > > authorized agent of the intended recipient, you are hereby notified that > > any > > dissemination of this communication is strictly prohibited. If you have > > received this communication in error, please notify SITEL immediately by > > telephone at 402.963.6001 and delete the message and any attachments from > > your system. Thank you for your cooperation. > > > > -- > > redhat-list mailing list > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > > > ------------------------------ > > > > Message: 3 > > Date: Wed, 21 Sep 2005 12:09:15 -0500 > > From: Jay Berryman <jay.berryman@xxxxxxxxx> > > Subject: Kerberos Authentication Question > > To: General Red Hat Linux discussion list <redhat-list@xxxxxxxxxx> > > Message-ID: > > <BAEDCDF29A58CF4D8E1A94B670EF428F078D2076@xxxxxxxxxxxxxxxxxxxxxx> > > Content-Type: text/plain > > > > Hello everyone. Has anyone tried to use Kerberos to authenticate against > > multiple Active Directory Domains? Getting one to work is no problem, > but > > I'm having issues in trying to get more then one to work. Any help would > > be > > greatly appreciated. Thanks. > > > > > > > > Jay Berryman, RHCT, RHCE > > > > Systems Engineer > > > > Phone: (402)-963-6347 > > > > Cell: (402)-598-1737 > > > > E-Mail: Jay.Berryman@xxxxxxxxx <mailto:Jay.Berryman@xxxxxxxxx> > > > > > > > > This message and any attachments are intended only for the use of the > > addressee and may contain information that is privileged and > confidential. > > If the reader of the message is not the intended recipient, or the > > authorized agent of the intended recipient, you are hereby notified that > > any > > dissemination of this communication is strictly prohibited. If you have > > received this communication in error, please notify SITEL immediately by > > telephone at 402.963.6001 and delete the message and any attachments from > > your system. Thank you for your cooperation. > > > > > > > > > > > > > > > > > > > > ------------------------------ > > > > Message: 4 > > Date: Wed, 21 Sep 2005 11:36:52 -0600 > > From: Alfred Hovdestad <alfred.hovdestad@xxxxxxxx> > > Subject: Re: pr and lpr combination command > > To: General Red Hat Linux discussion list <redhat-list@xxxxxxxxxx> > > Message-ID: <43319A34.4090901@xxxxxxxx> > > Content-Type: text/plain; format=flowed; charset=us-ascii > > > > man lpr > > > > > > -P destination > > Prints files to the named printer. > > > > > > Alfred > > > > > > Han Tin wrote: > > > Hi Alfred, > > > This is the shell scripts, I used in HP-UX. > > > > > > #!/usr/bin/ksh > > > # file : proglist > > > # desc : pr formatting and hp laser portrait condense code > > > # by : Han Tin > > > # usage: proglist <file1> ... <filen> | lp -d <printer> > > > # usage: <program> | proglist | lp -d <printer> > > > # ex. : proglist `pwd`/file1 `pwd`/file2 | lp -d mis_laser > > > # : ls -al | proglist | lp -d mis_laser > > > #--------------------------------------------------------------------- > > > echo "^[&k2S^[&l5C\c" > > > ( > > > if [ "$#" -eq 0 ] > > > then > > > cat | pr -n -o20 -w100 -l98 -f $1 > > > else > > > pr -n -o20 -w100 -l98 -f "$@" > > > fi > > > ) | crlf > > > > > > > > > usage: > > > proglist <file1> ... <filen> | lp -d <printer> > > > > > > > > > According to yours, I create a file called prt. > > > > > > #!/bin/sh > > > # prt > > > pr -n -o20 -w100 -l98 -f $1 | lpr -d picshp > > > > > > It gave me the following message. What need to be done. Your help is > > > appreciated in advance. > > > > > > $ prt prt|lp -dpicshp > > > Warning - Cannot open file 'picshp', No such file or directory > > > picshp: nothing to print > > > > > > > > > > > ------------------------------ > > > > Message: 5 > > Date: Wed, 21 Sep 2005 14:34:29 -0400 > > From: "Bordalo Fred" <Fred.Bordalo@xxxxxxxxxxxx> > > Subject: RE: Time and zone setting in RHEL3 > > To: "General Red Hat Linux discussion list" <redhat-list@xxxxxxxxxx> > > Message-ID: > > <ABC0990CBDD8584681334C6C3EDF6A0C1D4763@xxxxxxxxxxxxxxxxxxxxxxxxx> > > Content-Type: text/plain; charset="us-ascii" > > > > Hi Jeff, > > > > Yes, cp the file. Also, make sure the permissions is 644 so other users > > can access the file. In our environment, umask is set to 750 and this > > cause cp to create it with 640. > > > > Sorry, I meant that soft link does NOT work in my previous reply, > > Fred > > > > > > -----Original Message----- > > From: redhat-list-bounces@xxxxxxxxxx > > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Jeff > > Sent: Wednesday, September 21, 2005 11:54 AM > > To: 'General Red Hat Linux discussion list' > > Subject: RE: Time and zone setting in RHEL3 > > > > > -----Original Message----- > > > From: redhat-list-bounces@xxxxxxxxxx > > > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Bordalo Fred > > > Sent: Wednesday, September 21, 2005 11:41 > > > To: General Red Hat Linux discussion list > > > Subject: RE: Time and zone setting in RHEL3 > > > > > > > > > Hi, > > > > > > I just went through this and I found that soft link does work > > > - although in your case it because you use UTC. I recommend coping the > > > > > file zone file instead of a soft link. This will work for local time > > > configuration. > > > > Fred, > > > > What do you mean exactly here? > > > > #cp /usr/share/timezone/GMT /etc/localtime > > > > > > > > > > The /etc/sysconfig/clock is read during boot by /etc/rc.sysinit to > > > adjust the time. In your case, it will simply read the time without > > > adjusting it. > > > > > > Fred > > > > > > -----Original Message----- > > > From: redhat-list-bounces@xxxxxxxxxx > > > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Jeff > > > Sent: Wednesday, September 21, 2005 11:13 AM > > > To: redhat-list@xxxxxxxxxx > > > Subject: Time and zone setting in RHEL3 > > > > > > Ok, I know this should be dead simple but I just can't get the darn > > > timezone and time correct on a new RHEL3 server i've just installed. > > > > > > I want it set for timezone GMT and the current GMT time. > > > > > > I can set the time no problem and i've manually edited the > > > /etc/sysconfig/clock to have > > > > > > ZONE="GMT" > > > UTC=true > > > ARC=false > > > > > > I want both the system clock and hwclock to use UTC (or GMT) as the > > > zone. > > > > > > using redhat-config-time doesn't give me an option for GMT or UTC. > > > > > > This is driving me nuts! > > > > > > so I moved /etc/localtime to /etc/localtime~ then set up a softlink to > > > > > > ln -s /usr/share/zoneinfo/GMT /etc/localtime > > > > > > then rebooted and everything once again appears correct in the world > > > again. The question now is, is this the correct way to fix the > > > problem? Will this create any more problems? why isn't there a tool > > > that will do this? I mean what's the point of redhat-config-date if it > > > > > doesn't allow you to set things the way you want? GMT isn't even an > > > available timezone in that tool. > > > > > > does /etc/sysconfig/clock do anything anymore? > > > > > > Thanks, > > > > > > Jeff > > > > > > > > > -- > > > redhat-list mailing list > > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > ______________________________________________________________________ > > > This email message has been scanned by PineApp Mail-Secure and has > > > been found clean. > > > > > > > > > -- > > > redhat-list mailing list > > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > > > > -- > > redhat-list mailing list > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > https://www.redhat.com/mailman/listinfo/redhat-list > > ______________________________________________________________________ > > This email message has been scanned by PineApp Mail-Secure and has > > been found clean. > > > > > > > > > > ------------------------------ > > > > Message: 6 > > Date: Wed, 21 Sep 2005 14:35:44 -0400 > > From: "Allen, Jack" <Jack.Allen@xxxxxxxxxxxx> > > Subject: RE: LVM Question > > To: "'General Red Hat Linux discussion list'" <redhat-list@xxxxxxxxxx> > > Message-ID: > > <C28DB247D333BC47BBAAFDC914DE39010261F5DF@xxxxxxxxxxxxxxxxxxxxxxxxx> > > Content-Type: text/plain > > > > > > > > -----Original Message----- > > From: Smith, Albert [mailto:Albert.Smith@xxxxxxxxxxxxxxxxx] > > Sent: Wednesday, September 21, 2005 11:04 AM > > To: General Red Hat Linux discussion list > > Subject: RE: LVM Question > > > > > > > -----Original Message----- > > > From: redhat-list-bounces@xxxxxxxxxx > > > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Allen, Jack > > > Sent: Tuesday, September 20, 2005 6:18 PM > > > To: 'Redhat-list@xxxxxxxxxx' > > > Subject: LVM Question > > > > > > I have a system connected to a SAN via Fibre Channel > > > interface. > > > The system sees 3 disk sdb, sdc and sdd. I put them in a > > > volume group and then allocated some logical volumes. If I > > > use the logical volume to read and write to directly for my > > > application, if there is an error on a write, I assume the > > > write system call will return an error. Or does the write > > > give a good return value after putting the data in some > > > system buffer to be written later? Then is the write of the > > > system buffer fails later, my program would not know. > > > > > > Thanks: > > > Jack Allen > > > > > > -- > > > redhat-list mailing list > > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > > > > > It sounds like you want to write directly to the raw lvol and not to a > > cooked filesystem. Is this correct?. If that's the case I would make > > sure you have async. I/O (AIO) enabled and installed this is usually > > managed by the kernel. If there is a write failure to the raw lvol a > > message should be dumped to the console and to your messages file also. > > > > > > Albert Smith > > Sr. Unix Systems Administrator > > HPCSA, RHCT > > Genex Services > > 440 E. Swedesford Rd. > > Wayne, PA 19087 > > albert.smith@xxxxxxxxxxxxxxxxx > > (610) 964-5154 > > > > ================ > > Correct I want to read and write directly to the logical volume, there > will > > be NO file system. I need the application to block on the write until the > > data is truly on the disk. Therefore I don't see how async I/O will help. > I > > had opened the logical volume, which is a block device as > > /dev/vg00/data.vol > > using the O_SYNC option. The application was running and not reporting > any > > errors, but the messages file had lots of SCSI errors. When the data was > > checked some things had not got written to the disk, the SCSI errors. But > > again the return value form the write system call indicated there were no > > problems. > > > > Thanks: > > Jack Allen > > > > > > > > ------------------------------ > > > > Message: 7 > > Date: Wed, 21 Sep 2005 14:54:28 -0400 > > From: "Smith, Albert" <Albert.Smith@xxxxxxxxxxxxxxxxx> > > Subject: RE: LVM Question > > To: "General Red Hat Linux discussion list" <redhat-list@xxxxxxxxxx> > > Message-ID: > > <462170B0EBFCFE4AB1E54ED8C269A5BC02F7AFCC@xxxxxxxxxxxxxxxxxxxxxxxxxxxx> > > > > Content-Type: text/plain; charset=us-ascii > > > > > -----Original Message----- > > > From: redhat-list-bounces@xxxxxxxxxx > > > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Allen, Jack > > > Sent: Wednesday, September 21, 2005 2:36 PM > > > To: 'General Red Hat Linux discussion list' > > > Subject: RE: LVM Question > > > > > > > > > > > > -----Original Message----- > > > From: Smith, Albert [mailto:Albert.Smith@xxxxxxxxxxxxxxxxx] > > > Sent: Wednesday, September 21, 2005 11:04 AM > > > To: General Red Hat Linux discussion list > > > Subject: RE: LVM Question > > > > > > > > > > -----Original Message----- > > > > From: redhat-list-bounces@xxxxxxxxxx > > > > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Allen, Jack > > > > Sent: Tuesday, September 20, 2005 6:18 PM > > > > To: 'Redhat-list@xxxxxxxxxx' > > > > Subject: LVM Question > > > > > > > > I have a system connected to a SAN via Fibre Channel > > > > interface. > > > > The system sees 3 disk sdb, sdc and sdd. I put them in a > > > > volume group and then allocated some logical volumes. If I > > > > use the logical volume to read and write to directly for my > > > > application, if there is an error on a write, I assume the > > > > write system call will return an error. Or does the write > > > > give a good return value after putting the data in some > > > > system buffer to be written later? Then is the write of the > > > > system buffer fails later, my program would not know. > > > > > > > > Thanks: > > > > Jack Allen > > > > > > > > -- > > > > redhat-list mailing list > > > > unsubscribe > > > mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > > > > > > > > > It sounds like you want to write directly to the raw lvol and not to a > > > cooked filesystem. Is this correct?. If that's the case I would make > > > sure you have async. I/O (AIO) enabled and installed this is usually > > > managed by the kernel. If there is a write failure to the raw lvol a > > > message should be dumped to the console and to your messages > > > file also. > > > > > > > > > Albert Smith > > > Sr. Unix Systems Administrator > > > HPCSA, RHCT > > > Genex Services > > > 440 E. Swedesford Rd. > > > Wayne, PA 19087 > > > albert.smith@xxxxxxxxxxxxxxxxx > > > (610) 964-5154 > > > > > > ================ > > > Correct I want to read and write directly to the logical > > > volume, there will > > > be NO file system. I need the application to block on the > > > write until the > > > data is truly on the disk. Therefore I don't see how async > > > I/O will help. I > > > had opened the logical volume, which is a block device as > > > /dev/vg00/data.vol > > > using the O_SYNC option. The application was running and not > > > reporting any > > > errors, but the messages file had lots of SCSI errors. When > > > the data was > > > checked some things had not got written to the disk, the SCSI > > > errors. But > > > again the return value form the write system call indicated > > > there were no > > > problems. > > > > > > Thanks: > > > Jack Allen > > > > > > -- > > > redhat-list mailing list > > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > > > > > Most applications that write directly to a raw filesystem (Oracle, > > Sybase, MySQL) require AIO in order to operate efficently. What AIO does > > is it reduces the need for IO Concurrency (reads/writes and seeks) which > > most database applications require when writing to a raw filesystem and > > it allows the lvol to run and accept at higher throughputs. > > > > One reason you might be having SCSI related error's is that the Database > > or application you are using as AIO enabled but the system may not be > > running it. > > However if AIO is configuraed and running via the kernel and you > > continue to get SCSI errors it is most likely indicating a hardware > > failure either fibre/scsi card or a problem with your lun configuration > > on your SAN. > > > > Albert Smith > > Sr. Unix Systems Administrator > > HPCSA, RHCT > > Genex Services > > 440 E. Swedesford Rd. > > Wayne, PA 19087 > > albert.smith@xxxxxxxxxxxxxxxxx > > (610) 964-5154 > > > > > > > > > > > > ------------------------------ > > > > Message: 8 > > Date: Wed, 21 Sep 2005 16:01:10 -0400 > > From: "Allen, Jack" <Jack.Allen@xxxxxxxxxxxx> > > Subject: RE: LVM Question > > To: "'General Red Hat Linux discussion list'" <redhat-list@xxxxxxxxxx> > > Message-ID: > > <C28DB247D333BC47BBAAFDC914DE39010261F5E2@xxxxxxxxxxxxxxxxxxxxxxxxx> > > Content-Type: text/plain > > > > > > > > -----Original Message----- > > From: Smith, Albert [mailto:Albert.Smith@xxxxxxxxxxxxxxxxx] > > Sent: Wednesday, September 21, 2005 2:54 PM > > To: General Red Hat Linux discussion list > > Subject: RE: LVM Question > > > > > > > -----Original Message----- > > > From: redhat-list-bounces@xxxxxxxxxx > > > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Allen, Jack > > > Sent: Wednesday, September 21, 2005 2:36 PM > > > To: 'General Red Hat Linux discussion list' > > > Subject: RE: LVM Question > > > > > > > > > > > > -----Original Message----- > > > From: Smith, Albert [mailto:Albert.Smith@xxxxxxxxxxxxxxxxx] > > > Sent: Wednesday, September 21, 2005 11:04 AM > > > To: General Red Hat Linux discussion list > > > Subject: RE: LVM Question > > > > > > > > > > -----Original Message----- > > > > From: redhat-list-bounces@xxxxxxxxxx > > > > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Allen, Jack > > > > Sent: Tuesday, September 20, 2005 6:18 PM > > > > To: 'Redhat-list@xxxxxxxxxx' > > > > Subject: LVM Question > > > > > > > > I have a system connected to a SAN via Fibre Channel > > > > interface. > > > > The system sees 3 disk sdb, sdc and sdd. I put them in a > > > > volume group and then allocated some logical volumes. If I > > > > use the logical volume to read and write to directly for my > > > > application, if there is an error on a write, I assume the > > > > write system call will return an error. Or does the write > > > > give a good return value after putting the data in some > > > > system buffer to be written later? Then is the write of the > > > > system buffer fails later, my program would not know. > > > > > > > > Thanks: > > > > Jack Allen > > > > > > > > -- > > > > redhat-list mailing list > > > > unsubscribe > > > mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > > > > > > > > > It sounds like you want to write directly to the raw lvol and not to a > > > cooked filesystem. Is this correct?. If that's the case I would make > > > sure you have async. I/O (AIO) enabled and installed this is usually > > > managed by the kernel. If there is a write failure to the raw lvol a > > > message should be dumped to the console and to your messages > > > file also. > > > > > > > > > Albert Smith > > > Sr. Unix Systems Administrator > > > HPCSA, RHCT > > > Genex Services > > > 440 E. Swedesford Rd. > > > Wayne, PA 19087 > > > albert.smith@xxxxxxxxxxxxxxxxx > > > (610) 964-5154 > > > > > > ================ > > > Correct I want to read and write directly to the logical > > > volume, there will > > > be NO file system. I need the application to block on the > > > write until the > > > data is truly on the disk. Therefore I don't see how async > > > I/O will help. I > > > had opened the logical volume, which is a block device as > > > /dev/vg00/data.vol > > > using the O_SYNC option. The application was running and not > > > reporting any > > > errors, but the messages file had lots of SCSI errors. When > > > the data was > > > checked some things had not got written to the disk, the SCSI > > > errors. But > > > again the return value form the write system call indicated > > > there were no > > > problems. > > > > > > Thanks: > > > Jack Allen > > > > > > -- > > > redhat-list mailing list > > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > > > > > Most applications that write directly to a raw filesystem (Oracle, > > Sybase, MySQL) require AIO in order to operate efficently. What AIO does > > is it reduces the need for IO Concurrency (reads/writes and seeks) which > > most database applications require when writing to a raw filesystem and > > it allows the lvol to run and accept at higher throughputs. > > > > [Jack Allen] AIO allows you to do writes and not wait on them and later > get > > an indication of the success or failure. My application is written where > it > > wants to know that one write has completed before it allows other writes > to > > take place. > > > > > > One reason you might be having SCSI related error's is that the Database > > or application you are using as AIO enabled but the system may not be > > running it. > > [Jack Allen] I know the application is not using AIO. > > > > > > However if AIO is configuraed and running via the kernel and you > > continue to get SCSI errors it is most likely indicating a hardware > > failure either fibre/scsi card or a problem with your lun configuration > > on your SAN. > > [Jack Allen] I know the SCSI errors war due to hardware. But the > > application > > did not get any error indication because the writes it does are copied to > > system cache buffers and then written at a later time. Therefore the > > application thinks every thing is OK, but yet the data did not really get > > written to the disk. The logical volume was opened with the O_SYNC > option, > > but from what I am find out does not work the same on a block device as > it > > does on a regular file. Looks like I will have to add a call for > fsync(fd) > > after each write to make sure it gets to the disk. > > > > > > Albert Smith > > Sr. Unix Systems Administrator > > HPCSA, RHCT > > Genex Services > > 440 E. Swedesford Rd. > > Wayne, PA 19087 > > albert.smith@xxxxxxxxxxxxxxxxx > > (610) 964-5154 > > > > > > > > ------------------------------ > > > > Message: 9 > > Date: Wed, 21 Sep 2005 22:02:41 +0200 > > From: "funtom" <funtom@xxxxxxxxxx> > > Subject: AW: building cluster > > To: <greg.golin@xxxxxxxxx>, "'General Red Hat Linux discussion list'" > > <redhat-list@xxxxxxxxxx> > > Message-ID: <430D7276005B1DDF@xxxxxxxxxxxxxxxxx> (added by > > postmaster@xxxxxxxxxx) > > Content-Type: text/plain; charset="iso-8859-1" > > > > Hi, > > > > It's a good idea to use Redhat Cluster Suite with RHEL4. > > Have a look here: > > > > http://www.redhat.com/docs/manuals/csgfs/browse/rh-cs-en/ > > > > regards, > > Thomas > > > > -----Urspr�ngliche Nachricht----- > > Von: redhat-list-bounces@xxxxxxxxxx > [mailto:redhat-list-bounces@xxxxxxxxxx] > > Im Auftrag von Greg Golin > > Gesendet: Montag, 12. September 2005 09:27 > > An: General Red Hat Linux discussion list > > Betreff: Re: building cluster > > > > www.linux-ha.org is another option. rh cluster suite is not trivial. > > > > good luck. > > gg > > > > On 9/12/05, Anze Vidmar <anzevi@xxxxxxxxx> wrote: > > > hello! > > > > > > I need to build a cluster to run a simple web application. > > > The idea is to have a powerful machine that is running ESX server. In > > > the ESX server we need to set up a simple cluster for handling the > > > application. > > > > > > Since I've never been building clusters before, I'm asking you what's > > > the best way? I've been thinking RHEL AS 4 + Redhat Cluster Suite. Is > > > there anything else? Is there any documentation regarding this topic? > > > > > > And btw... Is it possible to build cluster with Fedora? > > > > > > Regards > > > > > > > > > -- > > > Anze Vidmar <anzevi@xxxxxxxxx> > > > > > > -- > > > redhat-list mailing list > > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > > -- > > redhat-list mailing list > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > -- > > No virus found in this incoming message. > > Checked by AVG Anti-Virus. > > Version: 7.0.344 / Virus Database: 267.10.22/98 - Release Date: > 12.09.2005 > > > > > > -- > > No virus found in this outgoing message. > > Checked by AVG Anti-Virus. > > Version: 7.0.344 / Virus Database: 267.11.4/109 - Release Date: > 21.09.2005 > > > > > > > > > > > > ------------------------------ > > > > Message: 10 > > Date: Wed, 21 Sep 2005 16:19:56 -0400 > > From: Magnus Andersen <mag.andersen@xxxxxxxxx> > > Subject: Re: LVM packets for Red Hat AS 2.1 > > To: General Red Hat Linux discussion list <redhat-list@xxxxxxxxxx> > > Message-ID: <5ea165840509211319382b8b21@xxxxxxxxxxxxxx> > > Content-Type: text/plain; charset=ISO-8859-1 > > > > You can go to this site > > http://tldp.org/HOWTO/LVM-HOWTO/downloadsource.htmland download the > > source. > > > > Also, LVM is not supported by RedHat on version 2.1. > > > > -- > > Magnus Andersen > > Systems Administrator / Oracle DBA > > Walker & Associates, Inc. > > > > > > ------------------------------ > > > > Message: 11 > > Date: Wed, 21 Sep 2005 16:47:50 -0400 > > From: Yasushi Okubo <yasushi@xxxxxxxxxxxxxxxx> > > Subject: Re: AW: building cluster > > To: General Red Hat Linux discussion list <redhat-list@xxxxxxxxxx> > > Message-ID: <4331C6F6.30508@xxxxxxxxxxxxxxxx> > > Content-Type: text/plain; charset=ISO-8859-1; format=flowed > > > > funtom wrote: > > > > >Hi, > > > > > >It's a good idea to use Redhat Cluster Suite with RHEL4. > > >Have a look here: > > > > > >http://www.redhat.com/docs/manuals/csgfs/browse/rh-cs-en/ > > > > > > > > > > > We are in transition from PBS to Torque. > > http://www.clusterresources.com/products/torque/ > > > > Does anyone have any data or information to compare those (Redhat > > Cluster Suite vs Torque) since I do not know much about cluster suite ? > > > > yasushi > > > > >regards, > > >Thomas > > > > > >-----Urspr�ngliche Nachricht----- > > >Von: redhat-list-bounces@xxxxxxxxxx > > [mailto:redhat-list-bounces@xxxxxxxxxx] > > >Im Auftrag von Greg Golin > > >Gesendet: Montag, 12. September 2005 09:27 > > >An: General Red Hat Linux discussion list > > >Betreff: Re: building cluster > > > > > >www.linux-ha.org is another option. rh cluster suite is not trivial. > > > > > >good luck. > > >gg > > > > > >On 9/12/05, Anze Vidmar <anzevi@xxxxxxxxx> wrote: > > > > > > > > >>hello! > > >> > > >>I need to build a cluster to run a simple web application. > > >>The idea is to have a powerful machine that is running ESX server. In > > >>the ESX server we need to set up a simple cluster for handling the > > >>application. > > >> > > >>Since I've never been building clusters before, I'm asking you what's > > >>the best way? I've been thinking RHEL AS 4 + Redhat Cluster Suite. Is > > >>there anything else? Is there any documentation regarding this topic? > > >> > > >>And btw... Is it possible to build cluster with Fedora? > > >> > > >>Regards > > >> > > >> > > >>-- > > >>Anze Vidmar <anzevi@xxxxxxxxx> > > >> > > >>-- > > >>redhat-list mailing list > > >>unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > >>https://www.redhat.com/mailman/listinfo/redhat-list > > >> > > >> > > >> > > > > > > > > > > > > > > > > > ------------------------------ > > > > Message: 12 > > Date: Wed, 21 Sep 2005 22:39:02 +0200 > > From: Anze Vidmar <anzevi@xxxxxxxxx> > > Subject: Re: sudo - superuser setup > > To: General Red Hat Linux discussion list <redhat-list@xxxxxxxxxx> > > Message-ID: <1127335143.8072.12.camel@xxxxxxxxxxxxxxxxxx> > > Content-Type: text/plain > > > > On Wed, 2005-09-21 at 11:30 -0400, Han Tin wrote: > > > Is it possible to setup sudo superuser in RH Linux like in HP-UX. > > I don't know how's that done in HP-UX, but in Redhat you can configure > > sudo for users with "visudo" command from usr/sbin/visudo > > > > Also, make sure you read manual page of visudo command: > > > > man visudo > > > > Hope that helps. > > > > Anze > > > > > > > > ------------------------------ > > > > Message: 13 > > Date: Wed, 21 Sep 2005 18:47:21 -0400 > > From: "Allen, Jack" <Jack.Allen@xxxxxxxxxxxx> > > Subject: Tape drive support again > > To: "'Redhat-list@xxxxxxxxxx'" <Redhat-list@xxxxxxxxxx> > > Message-ID: > > <C28DB247D333BC47BBAAFDC914DE39010261F5ED@xxxxxxxxxxxxxxxxxxxxxxxxx> > > Content-Type: text/plain > > > > We are installing a Dell 6850 and loading RH AS 4. Dell is > > telling use we need an Adaptec 39160 HBA to connect the tape drive to. > > Doing "strings aic7xxx.ko | grep 160" show 29160 and 19160 but no 39160. > > My question is which driver supports this HBA? > > > > Thanks: > > Jack Allen > > > > > > > > ------------------------------ > > > > Message: 14 > > Date: Wed, 21 Sep 2005 22:56:10 +0000 > > From: Greg Golin <greg.golin@xxxxxxxxx> > > Subject: Re: Tape drive support again > > To: General Red Hat Linux discussion list <redhat-list@xxxxxxxxxx> > > Message-ID: <e32a6a390509211556f2eb920@xxxxxxxxxxxxxx> > > Content-Type: text/plain; charset=ISO-8859-1 > > > > I guess you guys dont have the kernel source installed? > > > > head -n100 /usr/src/linux/Documentation/scsi/aic7xxx.txt > > > > ==================================================================== > > = Adaptec Aic7xxx Fast -> Ultra160 Family Manager Set v6.2.28 = > > = README for = > > = The Linux Operating System = > > ==================================================================== > > > > The following information is available in this file: > > > > 1. Supported Hardware > > 2. Version History > > 3. Command Line Options > > 4. Contacting Adaptec > > > > 1. Supported Hardware > > > > The following Adaptec SCSI Chips and Host Adapters are supported by > > the aic7xxx driver. > > > > Chip MIPS Host Bus MaxSync MaxWidth SCBs Notes > > --------------------------------------------------------------- > > aic7770 10 EISA/VL 10MHz 16Bit 4 1 > > aic7850 10 PCI/32 10MHz 8Bit 3 > > aic7855 10 PCI/32 10MHz 8Bit 3 > > aic7856 10 PCI/32 10MHz 8Bit 3 > > aic7859 10 PCI/32 20MHz 8Bit 3 > > aic7860 10 PCI/32 20MHz 8Bit 3 > > aic7870 10 PCI/32 10MHz 16Bit 16 > > aic7880 10 PCI/32 20MHz 16Bit 16 > > aic7890 20 PCI/32 40MHz 16Bit 16 3 4 5 6 7 8 > > aic7891 20 PCI/64 40MHz 16Bit 16 3 4 5 6 7 8 > > aic7892 20 PCI/64-66 80MHz 16Bit 16 3 4 5 6 7 8 > > aic7895 15 PCI/32 20MHz 16Bit 16 2 3 4 5 > > aic7895C 15 PCI/32 20MHz 16Bit 16 2 3 4 5 8 > > aic7896 20 PCI/32 40MHz 16Bit 16 2 3 4 5 6 7 8 > > aic7897 20 PCI/64 40MHz 16Bit 16 2 3 4 5 6 7 8 > > aic7899 20 PCI/64-66 80MHz 16Bit 16 2 3 4 5 6 7 8 > > > > > > > > On 9/21/05, Allen, Jack <Jack.Allen@xxxxxxxxxxxx> wrote: > > > We are installing a Dell 6850 and loading RH AS 4. Dell is > > > telling use we need an Adaptec 39160 HBA to connect the tape drive to. > > > Doing "strings aic7xxx.ko | grep 160" show 29160 and 19160 but no > 39160. > > > My question is which driver supports this HBA? > > > > > > Thanks: > > > Jack Allen > > > > > > -- > > > redhat-list mailing list > > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > > > > > > ------------------------------ > > > > Message: 15 > > Date: Wed, 21 Sep 2005 17:57:15 -0500 > > From: "Dege, Robert C." <robert.dege@xxxxxxx> > > Subject: RE: Tape drive support again > > To: "General Red Hat Linux discussion list" <redhat-list@xxxxxxxxxx> > > Message-ID: > > <1DFA50D9FC4E564F861EEB8BF16DBFAE8760B1@xxxxxxxxxxxxxxxxxxxxxx> > > Content-Type: text/plain; charset="us-ascii" > > > > > > I use the Adaptec 39160 on one of my file servers. The aic7xxx.ko does > > support it. I am using the 2.4 kernel on my server, although I don't > > think that'll make a difference for the 2.6 series. > > > > > > Excerpt from dmesg: > > > > scsi0 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.2.36 > > <Adaptec 3960D Ultra160 SCSI adapter> > > aic7899: Ultra160 Wide Channel A, SCSI Id=7, 32/253 SCBs > > > > scsi1 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.2.36 > > <Adaptec 3960D Ultra160 SCSI adapter> > > aic7899: Ultra160 Wide Channel B, SCSI Id=7, 32/253 SCBs > > > > > > Excerpt from lspci: > > > > 01:00.0 SCSI storage controller: Adaptec AHA-3960D / AIC-7899A U160/m > > (rev 01) > > Subsystem: Adaptec AHA-3960D U160/m > > Flags: bus master, 66Mhz, medium devsel, latency 64, IRQ 7 > > BIST result: 00 > > I/O ports at d400 [disabled] [size=256] > > Memory at ff8fe000 (64-bit, non-prefetchable) [size=4K] > > Expansion ROM at ff8a0000 [disabled] [size=128K] > > Capabilities: [dc] Power Management version 2 > > > > 01:00.1 SCSI storage controller: Adaptec AHA-3960D / AIC-7899A U160/m > > (rev 01) > > Subsystem: Adaptec AHA-3960D U160/m > > Flags: bus master, 66Mhz, medium devsel, latency 64, IRQ 10 > > BIST result: 00 > > I/O ports at d800 [disabled] [size=256] > > Memory at ff8ff000 (64-bit, non-prefetchable) [size=4K] > > Expansion ROM at ff8c0000 [disabled] [size=128K] > > Capabilities: [dc] Power Management version 2 > > > > > > -Rob > > > > > > > -----Original Message----- > > > From: redhat-list-bounces@xxxxxxxxxx > > > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Allen, Jack > > > Sent: Wednesday, September 21, 2005 6:47 PM > > > To: 'Redhat-list@xxxxxxxxxx' > > > Subject: Tape drive support again > > > > > > We are installing a Dell 6850 and loading RH AS 4. > > > Dell is telling use we need an Adaptec 39160 HBA to connect > > > the tape drive to. > > > Doing "strings aic7xxx.ko | grep 160" show 29160 and 19160 > > > but no 39160. > > > My question is which driver supports this HBA? > > > > > > Thanks: > > > Jack Allen > > > > > > -- > > > redhat-list mailing list > > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > > > > > > ------------------------------ > > > > Message: 16 > > Date: Thu, 22 Sep 2005 10:57:28 +1200 > > From: "Geoff Rainey \(DSL AK\)" <GeoffR@xxxxxxxxxxxxx> > > Subject: RE: Tape drive support again > > To: "General Red Hat Linux discussion list" <redhat-list@xxxxxxxxxx> > > Message-ID: > > <3BE53D000F2EB846B8A899CD0DECB9320FE737@xxxxxxxxxxxxxxxxxxxxxx> > > Content-Type: text/plain; charset="iso-8859-1" > > > > The Dell support site should tell you which driver supports that HBA. > > > > I know when I installed an HBA for an IBM X-345 box, I had to check on > > IBM's website for a correlation between the driver and the correct kernel > > version. > > > > > > -----Original Message----- > > From: redhat-list-bounces@xxxxxxxxxx on behalf of Allen, Jack > > Sent: Thu 9/22/2005 10:47 AM > > To: 'Redhat-list@xxxxxxxxxx' > > Subject: Tape drive support again > > > > We are installing a Dell 6850 and loading RH AS 4. Dell is > > telling use we need an Adaptec 39160 HBA to connect the tape drive to. > > Doing "strings aic7xxx.ko | grep 160" show 29160 and 19160 but no 39160. > > My question is which driver supports this HBA? > > > > Thanks: > > Jack Allen > > > > -- > > redhat-list mailing list > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > ------------------------------ > > > > Message: 17 > > Date: Wed, 21 Sep 2005 22:08:02 -0400 > > From: "Allen, Jack" <Jack.Allen@xxxxxxxxxxxx> > > Subject: RE: Tape drive support again > > To: "'General Red Hat Linux discussion list'" <redhat-list@xxxxxxxxxx> > > Message-ID: > > <C28DB247D333BC47BBAAFDC914DE39010261F5F1@xxxxxxxxxxxxxxxxxxxxxxxxx> > > Content-Type: text/plain > > > > That is what I was looking for. Hopefully the 2.6 version works the > > same. I will find out as soon the HBA and tape drive get hooked up. > > > > Thanks: > > Jack Allen > > > > -----Original Message----- > > From: Dege, Robert C. [mailto:robert.dege@xxxxxxx] > > Sent: Wednesday, September 21, 2005 6:57 PM > > To: General Red Hat Linux discussion list > > Subject: RE: Tape drive support again > > > > > > > > I use the Adaptec 39160 on one of my file servers. The aic7xxx.ko does > > support it. I am using the 2.4 kernel on my server, although I don't > > think that'll make a difference for the 2.6 series. > > > > > > Excerpt from dmesg: > > > > scsi0 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.2.36 > > <Adaptec 3960D Ultra160 SCSI adapter> > > aic7899: Ultra160 Wide Channel A, SCSI Id=7, 32/253 SCBs > > > > scsi1 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.2.36 > > <Adaptec 3960D Ultra160 SCSI adapter> > > aic7899: Ultra160 Wide Channel B, SCSI Id=7, 32/253 SCBs > > > > > > Excerpt from lspci: > > > > 01:00.0 SCSI storage controller: Adaptec AHA-3960D / AIC-7899A U160/m > > (rev 01) > > Subsystem: Adaptec AHA-3960D U160/m > > Flags: bus master, 66Mhz, medium devsel, latency 64, IRQ 7 > > BIST result: 00 > > I/O ports at d400 [disabled] [size=256] > > Memory at ff8fe000 (64-bit, non-prefetchable) [size=4K] > > Expansion ROM at ff8a0000 [disabled] [size=128K] > > Capabilities: [dc] Power Management version 2 > > > > 01:00.1 SCSI storage controller: Adaptec AHA-3960D / AIC-7899A U160/m > > (rev 01) > > Subsystem: Adaptec AHA-3960D U160/m > > Flags: bus master, 66Mhz, medium devsel, latency 64, IRQ 10 > > BIST result: 00 > > I/O ports at d800 [disabled] [size=256] > > Memory at ff8ff000 (64-bit, non-prefetchable) [size=4K] > > Expansion ROM at ff8c0000 [disabled] [size=128K] > > Capabilities: [dc] Power Management version 2 > > > > > > -Rob > > > > > > > -----Original Message----- > > > From: redhat-list-bounces@xxxxxxxxxx > > > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Allen, Jack > > > Sent: Wednesday, September 21, 2005 6:47 PM > > > To: 'Redhat-list@xxxxxxxxxx' > > > Subject: Tape drive support again > > > > > > We are installing a Dell 6850 and loading RH AS 4. > > > Dell is telling use we need an Adaptec 39160 HBA to connect > > > the tape drive to. > > > Doing "strings aic7xxx.ko | grep 160" show 29160 and 19160 > > > but no 39160. > > > My question is which driver supports this HBA? > > > > > > Thanks: > > > Jack Allen > > > > > > -- > > > redhat-list mailing list > > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > > -- > > redhat-list mailing list > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > > > ------------------------------ > > > > Message: 18 > > Date: Thu, 22 Sep 2005 09:39:43 +0300 > > From: "Tolga Evren" <tolgae@xxxxxxxxxxx> > > Subject: swap device io > > To: <redhat-list@xxxxxxxxxx> > > Message-ID: > > <E2AAC0CC25781D40A121762631343611017AABD5@xxxxxxxxxxxxxxxxxx> > > Content-Type: text/plain; charset="us-ascii" > > > > Hi , > > > > > > > > This is my fstab output: > > > > > > > > [oracle@tanidw1 proc]$ cat /etc/fstab > > > > LABEL=/ / ext3 defaults > > 1 1 > > > > /dev/md1 /boot/efi vfat defaults > > 0 0 > > > > none /dev/pts devpts gid=5,mode=620 > > 0 0 > > > > LABEL=/home /home ext3 defaults > > 1 2 > > > > none /proc proc defaults > > 0 0 > > > > #none /dev/shm tmpfs defaults > > 0 0 > > > > /dev/md2 swap swap defaults > > 0 0 > > > > /dev/cdrom /mnt/cdrom iso9660 > > noauto,owner,kudzu,ro 0 0 > > > > /dev/cdrom /mnt/dvd udf > > noauto,owner,kudzu,ro 0 0 > > > > /dev/sdd1 /oracle/quorum ocfs _netdev 0 0 > > > > /dev/sde1 /oracle/data01 ocfs _netdev 0 0 > > > > /dev/sdf1 /oracle/data02 ocfs _netdev 0 0 > > > > > > > > > > > > according to this /dev/md2 is the swap device. > > > > > > > > when i monitor the system ny using sar -B which shows paging operations > > , i see heavy page ins and outs: > > > > > > > > 08:35:14 AM pgpgin/s pgpgout/s activepg inadtypg inaclnpg inatarpg > > > > 08:35:17 AM 54993.00 2242.67 178616 117518 7333 60693 > > > > 08:35:20 AM 55719.33 2233.33 178616 117518 7333 60693 > > > > 08:35:23 AM 39684.67 2611.00 178616 117518 7333 60693 > > > > 08:35:26 AM 60330.00 3418.00 178616 117518 7333 60693 > > > > 08:35:29 AM 50921.67 3545.67 178621 117518 7333 60694 > > > > > > > > > > > > > > > > But i see no io through the swap device: > > > > > > > > iostat -x /dev/md2 1 > > > > > > > > avg-cpu: %user %nice %sys %idle > > > > 119.78 0.02 34.73 869.47 > > > > > > > > Device: rrqm/s wrqm/s r/s w/s rsec/s wsec/s avgrq-sz avgqu-sz > > await svctm %util > > > > md2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 > > 0.00 0.00 0.00 > > > > > > > > > > > > So , what can be the reason for this? > > > > > > > > Kind Regards, > > > > tolga > > > > > > > > ------------------------------ > > > > Message: 19 > > Date: Thu, 22 Sep 2005 11:09:50 +0300 > > From: "Tolga Evren" <tolgae@xxxxxxxxxxx> > > Subject: page cache , process map issues > > To: <redhat-list@xxxxxxxxxx> > > Message-ID: > > <E2AAC0CC25781D40A121762631343611017AABE0@xxxxxxxxxxxxxxxxxx> > > Content-Type: text/plain; charset="us-ascii" > > > > Hi Gurus , > > > > > > > > I need to understand the interaction between the page cache (which is > > used for file systemn data cache) , and virtual memory map of a process > > which uses data from the cache. > > > > > > > > Where does the pages which are read from the disk is mapped inside a > > process? > > > > > > > > Imagine a simple c program: > > > > > > > > char *buf; > > > > buf = (char *)malloc(1000); > > > > > > > > This buf is allocated inside the heap , or in detail it is first > > reserved (in swap file) ,and on demand , it is allocated (inside the > > phy.ram) > > > > > > > > Then imagine that the code has the following line: > > > > > > > > *buf = 65 ; > > > > > > > > So i modifed the contents the buffer. > > > > > > > > As far as i know , if the pages which are modified like this , needs to > > be written to the swap disk in order to be reused again . > > > > So if these pages pageout by the os , they are written to the swap > > file. > > > > > > > > Now consider that ,i start to read data files by using read ,or > > readv or pread system calls. ( readv and pread are the io calls which > > oracle or other database systems uses on unix) > > > > > > > > > > > > fdes=open("/data/spss/x1.dat",O_RDONLY); > > > > > > > > while (fdes) > > > > { > > > > printf("%d\n",read(fdes, buf,sz)); > > > > } > > > > > > > > I wonder how things happen now. > > > > How the data blocks which are cached inside the page cache mapped to the > > process? > > > > If the file is read first time by this process , the file must be read > > from the disk. Then the blocks are cached inside the page cache. The > > page cache has no backing storage inside the swap file , > > > > but instead it is directly mapped from the data file itself. > > > > (Is this correct?) > > > > > > > > When my process reads data from the disk , then does the page that is > > inside the page cache copied into the process map ? Or is it shared and > > no copy takes place? > > > > > > > > Kind Regards, > > > > tolga > > > > > > > > ------------------------------ > > > > Message: 20 > > Date: Thu, 22 Sep 2005 09:19:09 -0400 > > From: "Clark, Patricia" <Clarkp@xxxxxxxx> > > Subject: Errata and update releases > > To: redhat-list@xxxxxxxxxx > > Message-ID: > > <26D5949E6EABA442A75AB8351393E20B4FB5FC@xxxxxxxxxxxxxxxxxx> > > Content-Type: text/plain; charset=us-ascii > > > > What is the rule-of-thumb pertaining to applied errata in an update > > release? I need to maintain supported systems via sneakernet. I have > > the latest updated ISOs for RHEL3 and RHEL4 and want to make sure that I > > have all of the errata packages, too. Can I correctly assume that > > anything released since the update is all that I need, or do I need to > > additionally obtain errata packages released on or near the update > > release? I know I can check these current updates against the errata, > > but I want to know for future reference. > > > > Patti Clark > > Unix System Administrator > > Office of Scientific and Technical Information > > <mailto:clarkp@xxxxxxxx> > > > > > > > > ------------------------------ > > > > Message: 21 > > Date: Thu, 22 Sep 2005 10:26:33 -0300 > > From: "Shaw, Marco" <Marco.Shaw@xxxxxxxxx> > > Subject: RE: Errata and update releases > > To: "General Red Hat Linux discussion list" <redhat-list@xxxxxxxxxx> > > Message-ID: > > <A8A1C0013B2F944582B8C8BA66B7B27803F6829C@xxxxxxxxxxxxxxxxxxx> > > Content-Type: text/plain; charset="US-ASCII" > > > > I would stick with getting the errata packages 'on or near' the update > > release. > > > > The update releases also go through a brief beta cycle where the errata > > list included > > would be frozen once the beta was announced/released. > > > > Marco > > RHCE > > > > > -----Original Message----- > > > From: redhat-list-bounces@xxxxxxxxxx > > > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Clark, Patricia > > > Sent: Thursday, September 22, 2005 10:19 AM > > > To: redhat-list@xxxxxxxxxx > > > Subject: Errata and update releases > > > > > > What is the rule-of-thumb pertaining to applied errata in an update > > > release? I need to maintain supported systems via sneakernet. I have > > > the latest updated ISOs for RHEL3 and RHEL4 and want to make > > > sure that I > > > have all of the errata packages, too. Can I correctly assume that > > > anything released since the update is all that I need, or do I need to > > > additionally obtain errata packages released on or near the update > > > release? I know I can check these current updates against the errata, > > > but I want to know for future reference. > > > > > > Patti Clark > > > Unix System Administrator > > > Office of Scientific and Technical Information > > > <mailto:clarkp@xxxxxxxx> > > > > > > -- > > > redhat-list mailing list > > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=subscribe > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > > > > > > ------------------------------ > > > > Message: 22 > > Date: Thu, 22 Sep 2005 08:20:57 -0700 (PDT) > > From: Mike Wooding <timmywooding@xxxxxxxxx> > > Subject: Re: VNC help (up2date name) > > To: General Red Hat Linux discussion list <redhat-list@xxxxxxxxxx> > > Message-ID: <20050922152057.26489.qmail@xxxxxxxxxxxxxxxxxxxxxxx> > > Content-Type: text/plain; charset=iso-8859-1 > > > > > > > > --- Evan Panagiotopoulos <epanagio@xxxxxxxxxxxxxx> wrote: > > > Does the vnc client have a specific name? I tried vncclient and > > > vncviewer but no such package exists. > > > > > > By the way, I thought that searching in redhat.com for vncviewer > > > should yield something but... I was wrong. > > > > The package may be something like tightvnc-?.?.?-? > > and/or tightvnc-server-????? > > > > > > He who laughs last thinks slowest. > > > > > > > > > > ______________________________________________________ > > Yahoo! for Good > > Donate to the Hurricane Katrina relief effort. > > http://store.yahoo.com/redcross-donate3/ > > > > > > > > ------------------------------ > > > > Message: 23 > > Date: Thu, 22 Sep 2005 08:25:55 -0700 > > From: "Jai Rangi" <jprangi@xxxxxxxxx> > > Subject: Server Crash > > To: "'General Red Hat Linux discussion list'" <redhat-list@xxxxxxxxxx> > > Message-ID: <200509221524.j8MFO6t19712@xxxxxxxxxxxxxx> > > Content-Type: text/plain; charset="us-ascii" > > > > Hello, > > I got a strange problem, > > My server which is also router, is crashing way too often since > yesterday. > > One it is down, all the network is down, I cant logon even from console. > > Any > > idea where should I look for the problem. > > > > Thank You, > > -Jai > > > > > > > > ------------------------------ > > > > Message: 24 > > Date: Thu, 22 Sep 2005 15:41:19 +0000 > > From: Greg Golin <greg.golin@xxxxxxxxx> > > Subject: Re: Server Crash > > To: General Red Hat Linux discussion list <redhat-list@xxxxxxxxxx> > > Message-ID: <e32a6a3905092208416e3bcf7e@xxxxxxxxxxxxxx> > > Content-Type: text/plain; charset=ISO-8859-1 > > > > Look at the logs. Try ssh'ing into the server and use tail -f > > /var/log/messages to see whats going on. > > > > On 9/22/05, Jai Rangi <jprangi@xxxxxxxxx> wrote: > > > Hello, > > > I got a strange problem, > > > My server which is also router, is crashing way too often since > > yesterday. > > > One it is down, all the network is down, I cant logon even from > console. > > Any > > > idea where should I look for the problem. > > > > > > Thank You, > > > -Jai > > > > > > -- > > > redhat-list mailing list > > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > > > > > > ------------------------------ > > > > Message: 25 > > Date: 22 Sep 2005 11:41:32 -0400 > > From: Andrew Bacchi <bacchi@xxxxxxx> > > Subject: Re: Server Crash > > To: General Red Hat Linux discussion list <redhat-list@xxxxxxxxxx> > > Message-ID: <1127403692.25513.16.camel@xxxxxxxxxxxxxxxxxxxx> > > Content-Type: text/plain > > > > This could be either a drive going bad, or out of free space. Try > > rebooting in single user mode, and "df" to see if you have any filled > > partitions. I always suspect /var/log/ is full. > > > > Do you hear any strange noises from the spinning hard drive? > > > > On Thu, 2005-09-22 at 11:25, Jai Rangi wrote: > > > Hello, > > > I got a strange problem, > > > My server which is also router, is crashing way too often since > > yesterday. > > > One it is down, all the network is down, I cant logon even from > console. > > Any > > > idea where should I look for the problem. > > > > > > Thank You, > > > -Jai > > > > > > -- > > > redhat-list mailing list > > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > -- > > veritatis simplex oratio est > > > > Andrew Bacchi > > Staff Systems Programmer > > Rensselaer Polytechnic Institute > > phone: 518 276-6415 fax: 518 276-2809 > > > > http://www.rpi.edu/~bacchi/ > > > > > > > > ------------------------------ > > > > Message: 26 > > Date: Thu, 22 Sep 2005 11:47:40 -0400 > > From: "Smith, Albert" <Albert.Smith@xxxxxxxxxxxxxxxxx> > > Subject: RE: Server Crash > > To: "General Red Hat Linux discussion list" <redhat-list@xxxxxxxxxx> > > Message-ID: > > <462170B0EBFCFE4AB1E54ED8C269A5BC02F7B07F@xxxxxxxxxxxxxxxxxxxxxxxxxxxx> > > > > Content-Type: text/plain; charset=us-ascii > > > > > -----Original Message----- > > > From: redhat-list-bounces@xxxxxxxxxx > > > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Andrew Bacchi > > > Sent: Thursday, September 22, 2005 11:42 AM > > > To: General Red Hat Linux discussion list > > > Subject: Re: Server Crash > > > > > > This could be either a drive going bad, or out of free space. > > > Try rebooting in single user mode, and "df" to see if you > > > have any filled partitions. I always suspect /var/log/ is full. > > > > > > Do you hear any strange noises from the spinning hard drive? > > > > > > On Thu, 2005-09-22 at 11:25, Jai Rangi wrote: > > > > Hello, > > > > I got a strange problem, > > > > My server which is also router, is crashing way too often > > > since yesterday. > > > > One it is down, all the network is down, I cant logon even from > > > > console. Any idea where should I look for the problem. > > > > > > > > Thank You, > > > > -Jai > > > > > > > > -- > > > > redhat-list mailing list > > > > unsubscribe > > > mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > > -- > > > veritatis simplex oratio est > > > > > > Andrew Bacchi > > > Staff Systems Programmer > > > Rensselaer Polytechnic Institute > > > phone: 518 276-6415 fax: 518 276-2809 > > > > > > http://www.rpi.edu/~bacchi/ > > > > > > -- > > > redhat-list mailing list > > > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > > > > > > > Is the server crashing like just shutting off on it's own with no > > shutdown of the process's or is it getting a kernel panic? > > > > I would setup a netdump server and starting tracking the information and > > getting the core files and analyzing those. > > > > Albert Smith > > Sr. Unix Systems Administrator > > HPCSA, RHCT > > Genex Services > > 440 E. Swedesford Rd. > > Wayne, PA 19087 > > albert.smith@xxxxxxxxxxxxxxxxx > > (610) 964-5154 > > > > > > > > > > > > ------------------------------ > > > > __ > > redhat-list mailing list > > Unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > https://www.redhat.com/mailman/listinfo/redhat-list > > > > End of redhat-list Digest, Vol 19, Issue 21 > > ******************************************* > > > -- redhat-list mailing list unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe https://www.redhat.com/mailman/listinfo/redhat-list
