Yes during ping, packets are dropped. It gives like the one below [root@dbbld u02]# ping dbbld.domain.com PING appsbld.pharmatrade.pharmatrade.com (132.1.1.126) 56(84) bytes of data. 64 bytes from dbbld.domain.com (132.1.1.126): icmp_seq=2 ttl=64 time=0.122 ms 64 bytes from dbbld.domain.com (132.1.1.126): icmp_seq=3 ttl=64 time=0.090 ms 64 bytes from dbbld.domain.com (132.1.1.126): icmp_seq=4 ttl=64 time=0.099 ms 64 bytes from dbbld.domain.com (132.1.1.126): icmp_seq=5 ttl=64 time=0.091 ms 64 bytes from dbbld.domain.com (132.1.1.126): icmp_seq=6 ttl=64 time=0.095 ms --- dbbld.domain.com ping statistics --- 6 packets transmitted, 5 received, 16% packet loss, time 5000ms rtt min/avg/max/mdev = 0.090/0.099/0.122/0.014 ms I have all host entries in place and servers registered in DNS Here is the output of "sar -q" [root@dbbld u02]# sar -q Linux 2.6.18-53.el5PAE (dbbld) 05/03/2009 09:50:01 AM runq-sz plist-sz ldavg-1 ldavg-5 ldavg-15 10:00:01 AM 0 189 0.12 0.08 0.06 10:10:01 AM 0 185 0.01 0.04 0.04 10:20:01 AM 0 183 0.09 0.05 0.02 10:30:01 AM 0 183 0.04 0.05 0.00 10:40:01 AM 0 185 0.05 0.06 0.00 Average: 0 185 0.06 0.06 0.02 10:46:40 AM LINUX RESTART 10:54:21 AM LINUX RESTART 11:00:01 AM runq-sz plist-sz ldavg-1 ldavg-5 ldavg-15 11:10:01 AM 0 173 0.03 0.12 0.21 Average: 0 173 0.03 0.12 0.21 11:22:15 AM LINUX RESTART 11:38:03 AM LINUX RESTART 11:40:01 AM runq-sz plist-sz ldavg-1 ldavg-5 ldavg-15 11:50:01 AM 0 189 0.61 0.72 0.53 Average: 0 189 0.61 0.72 0.53 11:59:06 AM LINUX RESTART 12:00:02 PM runq-sz plist-sz ldavg-1 ldavg-5 ldavg-15 12:10:01 PM 0 189 0.24 1.20 0.96 12:20:01 PM 0 188 0.09 0.22 0.52 12:30:01 PM 0 188 0.04 0.06 0.28 12:40:01 PM 0 195 3.19 1.54 0.83 12:50:01 PM 0 191 2.69 1.37 0.96 01:00:02 PM 0 192 0.15 0.73 0.82 Average: 0 190 1.07 0.85 0.73 01:04:33 PM LINUX RESTART 01:10:01 PM runq-sz plist-sz ldavg-1 ldavg-5 ldavg-15 01:20:01 PM 0 186 2.66 2.47 1.67 01:30:01 PM 0 176 2.58 2.64 2.12 Average: 0 181 2.62 2.56 1.90 01:55:25 PM LINUX RESTART 02:00:01 PM runq-sz plist-sz ldavg-1 ldavg-5 ldavg-15 02:10:01 PM 0 172 1.84 1.75 1.16 02:20:01 PM 0 171 1.84 1.84 1.47 Average: 0 172 1.84 1.79 1.31 Ram On Sun, May 3, 2009 at 2:18 PM, Geofrey Rainey <Geofrey.Rainey@xxxxxxxxxx>wrote: > That logical volume for swap is pretty weird, no point in having that > there I think, but not to worry for the moment, I don't think it would > cause issues like you're experiencing. > > What's the output of "sar -q". > > Also, if you ping the server any other time does it always drop packets? > > -----Original Message----- > From: redhat-list-bounces@xxxxxxxxxx > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Ramakrishnan > Seshadhri > Sent: Sunday, 3 May 2009 10:13 p.m. > To: General Red Hat Linux discussion list > Subject: Re: Reg : RHEL 5.0 Installatio > > Here is the output for swapon -s > > [root@dbbld ~]# swapon -s > Filename Type Size Used > Priority > /dev/mapper/VolGroup00-LogVol01 partition 950264 0 > -1 > /dev/sda5 partition 9438148 0 > -2 > > > Ram > > On Sun, May 3, 2009 at 2:10 PM, Geofrey Rainey > <Geofrey.Rainey@xxxxxxxxxx>wrote: > > > I wouldn't worry about that zombie. What about my earlier question > about > > The output of swapon -s? > > > > > > -----Original Message----- > > From: redhat-list-bounces@xxxxxxxxxx > > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Ramakrishnan > > Seshadhri > > Sent: Sunday, 3 May 2009 10:03 p.m. > > To: General Red Hat Linux discussion list > > Subject: Re: Reg : RHEL 5.0 Installatio > > > > Hi, > > > > > > I can see that there is a Zonbie > > > > [root@dbbld etc]# ps -ef | grep ifup-eth > > root 14335 3476 1 14:02 ? 00:00:00 [ifup-eth] <defunct> > > root 14362 6988 0 14:02 pts/2 00:00:00 grep ifup-eth > > > > what is this process. I am not able to kill this. > > > > > > Ram.S > > > > On Sun, May 3, 2009 at 1:59 PM, Ramakrishnan Seshadhri < > > ramakrishnan42@xxxxxxxxx> wrote: > > > > > Hi > > > > > > Here is the ifconfig report below > > > > > > [root@dbbld ~]# ifconfig > > > bond0 Link encap:Ethernet HWaddr 00:21:5E:2D:90:5E > > > inet addr:132.1.1.125 Bcast:132.1.255.255 > Mask:255.255.0.0 > > > inet6 addr: fe80::221:5eff:fe2d:905e/64 Scope:Link > > > UP BROADCAST RUNNING MASTER MULTICAST MTU:1500 Metric:1 > > > RX packets:1150 errors:0 dropped:0 overruns:0 frame:0 > > > TX packets:961 errors:0 dropped:0 overruns:0 carrier:0 > > > collisions:0 txqueuelen:0 > > > RX bytes:93435 (91.2 KiB) TX bytes:87481 (85.4 KiB) > > > > > > eth0 Link encap:Ethernet HWaddr 00:21:5E:2D:90:5E > > > inet6 addr: fe80::221:5eff:fe2d:905e/64 Scope:Link > > > UP BROADCAST RUNNING SLAVE MULTICAST MTU:1500 Metric:1 > > > RX packets:1150 errors:0 dropped:0 overruns:0 frame:0 > > > TX packets:961 errors:0 dropped:0 overruns:0 carrier:0 > > > collisions:0 txqueuelen:1000 > > > RX bytes:93435 (91.2 KiB) TX bytes:87481 (85.4 KiB) > > > Interrupt:114 Memory:da000000-da012100 > > > > > > eth1 Link encap:Ethernet HWaddr 00:21:5E:2D:90:60 > > > UP BROADCAST RUNNING SLAVE MULTICAST MTU:1500 Metric:1 > > > RX packets:0 errors:0 dropped:0 overruns:0 frame:0 > > > TX packets:0 errors:0 dropped:0 overruns:0 carrier:0 > > > collisions:0 txqueuelen:1000 > > > RX bytes:0 (0.0 b) TX bytes:0 (0.0 b) > > > Interrupt:82 Memory:d8000000-d8012100 > > > > > > lo Link encap:Local Loopback > > > inet addr:127.0.0.1 Mask:255.0.0.0 > > > inet6 addr: ::1/128 Scope:Host > > > UP LOOPBACK RUNNING MTU:16436 Metric:1 > > > RX packets:2776 errors:0 dropped:0 overruns:0 frame:0 > > > TX packets:2776 errors:0 dropped:0 overruns:0 carrier:0 > > > collisions:0 txqueuelen:0 > > > RX bytes:3321472 (3.1 MiB) TX bytes:3321472 (3.1 MiB) > > > > > > the collision field is zero. But the TX is bytes:87481. There are > Two > > NIC > > > configured to the Virtual IP bond0. Is there a problem there. > > > Is there a log while where I could check the errors. > > > > > > Ram > > > > > > > > > On Sun, May 3, 2009 at 1:41 PM, Geofrey Rainey > > <Geofrey.Rainey@xxxxxxxxxx>wrote: > > > > > >> 1. look in the output of ifconfig and you'll see a "collisions" > field > > >> which should have a value of 0. > > >> > > >> 2. look at the output of either "ethtool <interface>", or mii-tool > > >> <interface>, and you will see what the port speed is. This must > match > > >> the port speed of your switch (your network guys will tell you if > the > > >> switch is > > >> 100Mb or 1000Mb etc). > > >> > > >> Look for output like this which says the interface is running at > > >> 100Mb/s. This is bad if you're connected to a 1000Mb switch. > > >> > > >> Advertised auto-negotiation: Yes > > >> Speed: 100Mb/s > > >> Duplex: Full > > >> > > >> -----Original Message----- > > >> From: redhat-list-bounces@xxxxxxxxxx > > >> [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Ramakrishnan > > >> Seshadhri > > >> Sent: Sunday, 3 May 2009 9:30 p.m. > > >> To: General Red Hat Linux discussion list > > >> Subject: Re: Reg : RHEL 5.0 Installatio > > >> > > >> can you please brief how to check that. > > >> > > >> Ram. > > >> > > >> On Sun, May 3, 2009 at 1:21 PM, Geofrey Rainey > > >> <Geofrey.Rainey@xxxxxxxxxx>wrote: > > >> > > >> > Look in "ifconfig", are there any collisions on the interface? > > >> > > > >> > Also, perhaps the switch hasn't properly negotiated the speed > with > > >> > Your interface? > > >> > > > >> > -----Original Message----- > > >> > From: redhat-list-bounces@xxxxxxxxxx > > >> > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Ramakrishnan > > >> > Seshadhri > > >> > Sent: Sunday, 3 May 2009 9:18 p.m. > > >> > To: General Red Hat Linux discussion list > > >> > Subject: Re: Reg : RHEL 5.0 Installatio > > >> > > > >> > Actually the problem is here. Once I reboot the server the load > is > > >> > around > > >> > 2.8 and I am not able to ping the server (All firewalls are > turned > > >> off). > > >> > After sometime I am able to telnet or ping the server. While > > pinging > > >> it > > >> > drops 50% of packets. > > >> > both telnet and ssh services are enabled. > > >> > > > >> > > > >> > Ram > > >> > > > >> > On Sun, May 3, 2009 at 1:06 PM, Geofrey Rainey > > >> > <Geofrey.Rainey@xxxxxxxxxx>wrote: > > >> > > > >> > > Also, what about the outut of the "sar" command without any > > >> arguments? > > >> > > > > >> > > -----Original Message----- > > >> > > From: redhat-list-bounces@xxxxxxxxxx > > >> > > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of > Ramakrishnan > > >> > > Seshadhri > > >> > > Sent: Sunday, 3 May 2009 9:01 p.m. > > >> > > To: General Red Hat Linux discussion list > > >> > > Subject: Re: Reg : RHEL 5.0 Installatio > > >> > > > > >> > > Hi, > > >> > > > > >> > > > > >> > > Thanks for the response : Here is my output of "sar -r" command > > >> > > > > >> > > Linux 2.6.18-53.el5PAE (dbbld) 05/03/2009 > > >> > > > > >> > > 09:50:01 AM kbmemfree kbmemused %memused kbbuffers kbcached > > >> > kbswpfree > > >> > > kbswpused %swpused kbswpcad > > >> > > 10:00:01 AM 7400868 910644 10.96 141164 590936 > > >> > > 10388412 0 0.00 0 > > >> > > 10:10:01 AM 7394136 917376 11.04 142056 597464 > > >> > > 10388412 0 0.00 0 > > >> > > 10:20:01 AM 7394756 916756 11.03 142260 597464 > > >> > > 10388412 0 0.00 0 > > >> > > 10:30:01 AM 7394632 916880 11.03 142420 597468 > > >> > > 10388412 0 0.00 0 > > >> > > 10:40:01 AM 7394012 917500 11.04 142668 597488 > > >> > > 10388412 0 0.00 0 > > >> > > Average: 7395681 915831 11.02 142114 596164 > > >> > > 10388412 0 0.00 0 > > >> > > > > >> > > 10:46:40 AM LINUX RESTART > > >> > > > > >> > > 10:54:21 AM LINUX RESTART > > >> > > > > >> > > 11:00:01 AM kbmemfree kbmemused %memused kbbuffers kbcached > > >> > kbswpfree > > >> > > kbswpused %swpused kbswpcad > > >> > > 11:10:01 AM 7781624 529888 6.38 97864 300800 > > >> > > 10388412 0 0.00 0 > > >> > > Average: 7781624 529888 6.38 97864 300800 > > >> > > 10388412 0 0.00 0 > > >> > > > > >> > > 11:22:15 AM LINUX RESTART > > >> > > > > >> > > 11:38:03 AM LINUX RESTART > > >> > > > > >> > > 11:40:01 AM kbmemfree kbmemused %memused kbbuffers kbcached > > >> > kbswpfree > > >> > > kbswpused %swpused kbswpcad > > >> > > 11:50:01 AM 7780860 530652 6.38 89332 301896 > > >> > > 10388412 0 0.00 0 > > >> > > Average: 7780860 530652 6.38 89332 301896 > > >> > > 10388412 0 0.00 0 > > >> > > > > >> > > 11:59:06 AM LINUX RESTART > > >> > > > > >> > > 12:00:02 PM kbmemfree kbmemused %memused kbbuffers kbcached > > >> > kbswpfree > > >> > > kbswpused %swpused kbswpcad > > >> > > 12:10:01 PM 7728928 582584 7.01 135368 303512 > > >> > > 10388412 0 0.00 0 > > >> > > 12:20:01 PM 7729052 582460 7.01 135484 303516 > > >> > > 10388412 0 0.00 0 > > >> > > 12:30:01 PM 7728692 582820 7.01 135904 303884 > > >> > > 10388412 0 0.00 0 > > >> > > 12:40:01 PM 286120 8025392 96.56 121840 7634772 > > >> > > 10388412 0 0.00 0 > > >> > > 12:50:01 PM 289640 8021872 96.52 50696 7736596 > > >> > > 10388408 4 0.00 4 > > >> > > Average: 4752486 3559026 42.82 115858 3256456 > > >> > > 10388411 1 0.00 1 > > >> > > > > >> > > > > >> > > I cant see any swap usage. > > >> > > > > >> > > Ram > > >> > > > > >> > > On Sun, May 3, 2009 at 12:57 PM, Geofrey Rainey > > >> > > <Geofrey.Rainey@xxxxxxxxxx>wrote: > > >> > > > > >> > > > Try the following: > > >> > > > > > >> > > > # sar -r (look at how much swap is being used) > > >> > > > > > >> > > > # sar (is the i/o wait column high?) > > >> > > > > > >> > > > > > >> > > > -----Original Message----- > > >> > > > From: redhat-list-bounces@xxxxxxxxxx > > >> > > > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of > > Ramakrishnan > > >> > > > Seshadhri > > >> > > > Sent: Sunday, 3 May 2009 7:41 p.m. > > >> > > > To: General Red Hat Linux discussion list > > >> > > > Subject: Reg : RHEL 5.0 Installatio > > >> > > > > > >> > > > Hi, > > >> > > > > > >> > > > I have installed RHEL 5 on one of the servers and once the > > server > > >> > > boots > > >> > > > up > > >> > > > the load average is constantly at 2.8 and server is slow. > > >> > > > > > >> > > > Server is IBM blade by make . > > >> > > > > > >> > > > 8 GB RAM > > >> > > > > > >> > > > > > >> > > > top command does not show any CPR intensive tasks. > > >> > > > > > >> > > > please let me know how to find out what is occupying CPU > > >> > > > > > >> > > > > > >> > > > Ram > > >> > > > -- > > >> > > > redhat-list mailing list > > >> > > > unsubscribe > > >> > mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > > >> > > > https://www.redhat.com/mailman/listinfo/redhat-list > > >> > > > ========================================================== > > >> > > > For more information on the Television New Zealand Group, > visit > > us > > >> > > > online at tvnz.co.nz > > >> > > > ========================================================== > > >> > > > CAUTION: This e-mail and any attachment(s) contain > information > > >> that > > >> > > > is intended to be read only by the named recipient(s). 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