RE: pdcraid kernel 2.4.19 (Bob Saft)

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All,

I believe the below will help Bob - good luck.

> hde and hdf are the raid drives.

> In the kernel, besides pdc 202xx support (static), I also include Special
> UDMA feature (also static), but not the Special FastTrak feature.

> Do I also need the "Multiple devices driver support (RAID and LVM)"? I
have
> seen no info on this anywhere, I thought it only applies to scsi cards, or
> am I wrong here?

> I have created the ataraid devices in dev, but fdisk -l on those devs
> reports nothing.
> I appreciate all the help I can get with this!

I sent this message on the 16-Aug-2002 to this list (titled: Re: pdcraid
won't work when using CONFIG_PDC202XX_FORCE):

>> In reply to "pdcraid won't work when using CONFIG_PDC202XX_FORCE (Martin
Stjernholm)".

>> I had the same problems with this a well - only I am using RAID 0 - it
took me a while to figure this out.

>> I posted an item titled "Problems with 2.4.19 Kernel and Promise
Fastrak100 RAID Controller (2.4.18 works) (Alan Miles)" on 05-Aug-2002
regarding this.

>>>> When I tried to get the Promise PDC20276 working in RAID1 mode on my
>>>> Asus A7V333 running Linux 2.4.19, I encountered a problem due to
>>>> seemingly confusing docs:

>>>> According to the instructions on
http://people.redhat.com/arjanv/pdcraid/ataraidhowto.html,
>>>> and on "Promise Fasttrack RAID Howto"
(http://www.magic-lamp.org/howto/pdc20265-mandrake8.2.phtml),
>>>> I set the kernel option CONFIG_PDC202XX_FORCE (aka "Special FastTrak
Feature").
>>>> The kernel wouldn't detect the disks on the RAID
>>>> controller. When I disabled that option (no other changes at all), it
worked.


>>When I set "CONFIG_PDC202XX_FORCE=y" to: "# CONFIG_PDC202XX_FORCE is not
set" in the config file and then recompiled the 2.4.19 kernel,
>>it solved my problems. Obviously there is something wrong with this code.

set "CONFIG_PDC202XX_FORCE=y" to: "# CONFIG_PDC202XX_FORCE is not set"

Alan

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Today's Topics:

   1. Re: ataraid tuning for 'many files' (Samuel Flory)
   2. dual operating sys and FastTrack tx 2000...!!! (Sanjeev Solanki)
   3. pdcraid kernel 2.4.19 (Bob Saft)

--__--__--

Message: 1
Subject: Re: ataraid tuning for 'many files'
From: Samuel Flory <sflory@xxxxxxxxxxxx>
To: ataraid-list@xxxxxxxxxx
Date: 26 Aug 2002 10:15:34 -0700
Reply-To: ataraid-list@xxxxxxxxxx

On Sat, 2002-08-24 at 11:08, Murty Rompalli wrote:
>
> Hi
> As a general rule, if you have several files distributed under multiple
> directories then you have better performance (compared to a case where
> several files under one directory).

  Really you should be using reiserfs for directories with over 100
files.  Ext2/3 starts getting really slow.


>Additionally, if you use ext3 you can
> expect better performance especially if a lot of files are going to be
> read and written to. Just make sure you are using latest kernel because
> older kernels have some issues with ext3 and/or quotas.
> Hope this helps,
>
> Murty
>
> On Thu, 22 Aug 2002, Brendon Caligari wrote:
>
> > Having seemingly managed to get the onboard 20276 to work,
> > I was wondering what (kernel?) 'tuning' might be necessary to support
> > heavy numbers of files on partitions.
> >
> > /dev/ataraid/d0p2 (/home) is to house a bundle of 'nasty user'
> > Maildirs and I am expecting some maximum of 500,000 files
> > to be resident.
> >
> > Any suggestions?
> >
> > Brendon
> >
> >
> >
> >
> >
> > _______________________________________________
> > 
> > Ataraid-list@xxxxxxxxxx
> > https://listman.redhat.com/mailman/listinfo/ataraid-list
> >
>
>
>
> _______________________________________________
> 
> Ataraid-list@xxxxxxxxxx
> https://listman.redhat.com/mailman/listinfo/ataraid-list
>





--__--__--

Message: 2
From: "Sanjeev Solanki" <sanjeev_solanki@xxxxxxxxxxx>
To: <ataraid-list@xxxxxxxxxx>
Subject: dual operating sys and FastTrack tx 2000...!!!
Date: Tue, 27 Aug 2002 17:51:21 +0800
Reply-To: ataraid-list@xxxxxxxxxx

This is a multi-part message in MIME format.

------=_NextPart_000_00BB_01C24DF2.5AA9D860
Content-Type: text/plain;
	charset="iso-8859-1"
Content-Transfer-Encoding: quoted-printable

   i am using FastTrack 2000 raid card with two matrox HDD's (80 Gig =
each). i have already installed win2k and left partition of 30 gig for =
redhat linux 7.3. i downloaded the drives from the site. even after =
following the procedure mentioned in readme.txt i see whole HDD - 160 =
gig inspite of partitioned 30 gig. i stopped installation further, =
because that will erase perivious windows installation. how should i =
handle this problem?.

sanjeev

------=_NextPart_000_00BB_01C24DF2.5AA9D860
Content-Type: text/html;
	charset="iso-8859-1"
Content-Transfer-Encoding: quoted-printable

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD>
<META http-equiv=3DContent-Type content=3D"text/html; =
charset=3Diso-8859-1">
<META content=3D"MSHTML 6.00.2716.2200" name=3DGENERATOR>
<STYLE></STYLE>
</HEAD>
<BODY bgColor=3D#ffffff>
<DIV><FONT face=3DArial size=3D2>&nbsp;&nbsp; i am using FastTrack 2000 =
raid card=20
with two matrox HDD's (80 Gig each). i have already installed win2k and =
left=20
partition of 30 gig for redhat linux 7.3. i downloaded the drives from =
the site.=20
even after following the procedure mentioned in readme.txt i see whole=20
HDD&nbsp;- 160 gig inspite of partitioned 30 gig. i stopped installation =

further, because that will erase perivious windows installation. how =
should i=20
handle this problem?.</FONT>
<DIV>&nbsp;</DIV>
<DIV><FONT face=3DArial =
size=3D2>sanjeev</FONT></DIV></DIV></BODY></HTML>

------=_NextPart_000_00BB_01C24DF2.5AA9D860--




--__--__--

Message: 3
From: "Bob Saft" <richard_jonsson@xxxxxxxxxxx>
To: ataraid-list@xxxxxxxxxx
Subject: pdcraid kernel 2.4.19
Date: Tue, 27 Aug 2002 15:36:37 +0000
Reply-To: ataraid-list@xxxxxxxxxx

Smee again, this ataraid thing is driving me mad, can't get it to work, I'm
using the 2.4.19 kernel, also tried the 2.4.18 version, with even less luck.

/var/log/syslog says:
---------
VP_IDE: IDE controller on PCI bus 00 dev 21
VP_IDE: chipset revision 16
VP_IDE: not 100%% native mode: will probe irqs later
Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
    ide0: BM-DMA at 0xd800-0xd807, BIOS settings: hda:DMA, hdb:pio
    ide1: BM-DMA at 0xd808-0xd80f, BIOS settings: hdc:DMA, hdd:DMA
PDC20267: IDE controller on PCI bus 00 dev 58
PDC20267: chipset revision 2
PDC20267: not 100%% native mode: will probe irqs later
spurious 8259A interrupt: IRQ7.
PDC20267: (U)DMA Burst Bit ENABLED Primary MASTER Mode Secondary MASTER
Mode.
    ide2: BM-DMA at 0x8800-0x8807, BIOS settings: hde:pio, hdf:pio
    ide3: BM-DMA at 0x8808-0x880f, BIOS settings: hdg:pio, hdh:DMA
PDC20265: IDE controller on PCI bus 00 dev 88
PDC20265: chipset revision 2
PDC20265: not 100%% native mode: will probe irqs later
PDC20265: (U)DMA Burst Bit DISABLED Primary PCI Mode Secondary PCI Mode.
PDC20265: FORCING BURST BIT 0x00 -> 0x01 ACTIVE
    ide4: BM-DMA at 0x6800-0x6807, BIOS settings: hdi:pio, hdj:pio
    ide5: BM-DMA at 0x6808-0x680f, BIOS settings: hdk:DMA, hdl:pio
hda: IBM-DTLA-307045, ATA DISK drive
hdc: Pioneer DVD-ROM ATAPIModel DVD-106S 010, ATAPI CD/DVD-ROM drive
hdd: SONY CD-RW CRX140E, ATAPI CD/DVD-ROM drive
hde: WDC WD800JB-00CRA1, ATA DISK drive
hdf: WDC WD800JB-00CRA1, ATA DISK drive
ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
ide1 at 0x170-0x177,0x376 on irq 15
ide2 at 0xa000-0xa007,0x9802 on irq 10
----------
I noticed in the syslog above that the controllers report pio and DMA in a
to me unlogical way. Don't know if it's part of the problem though.

/var/log/messages says:
---------
Uniform Multi-Platform E-IDE driver Revision: 6.31
VP_IDE: VIA vt82c686a (rev 22) IDE UDMA66 controller on pci00:04.1
PCI: Found IRQ 10 for device 00:0b.0
PCI: Sharing IRQ 10 with 00:11.0
PCI: Found IRQ 10 for device 00:11.0
PCI: Sharing IRQ 10 with 00:0b.0
hda: 90069840 sectors (46116 MB) w/1916KiB Cache, CHS=5606/255/63, UDMA(66)
hde: 156301488 sectors (80026 MB) w/8192KiB Cache, CHS=155061/16/63,
UDMA(100)
hdf: 156301488 sectors (80026 MB) w/8192KiB Cache, CHS=155061/16/63,
UDMA(100)
Uniform CD-ROM driver Revision: 3.12
Partition check:
hda: hda1 hda2 hda3 hda4
hde: [PTBL] [9729/255/63] hde1 hde2
hdf: unknown partition table
--------
hde and hdf are the raid drives.

In the kernel, besides pdc 202xx support (static), I also include Special
UDMA feature (also static), but not the Special FastTrak feature.

Do I also need the "Multiple devices driver support (RAID and LVM)"? I have
seen no info on this anywhere, I thought it only applies to scsi cards, or
am I wrong here?

I have created the ataraid devices in dev, but fdisk -l on those devs
reports nothing.
I appreciate all the help I can get with this!

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