From: "Nathanial A. Byrnes" <nate@qabal.org>
To: linux-raid@vger.kernel.org
Subject: RAID 5 on four IDE channels doesn't work
Date: Sun, 10 Oct 2004 14:14:53 -0400 [thread overview]
Message-ID: <1097432092.1294.8.camel@qabal.org> (raw)
Hello,
I am having trouble getting my RAID 5 array to work on four channels.
It works fine on two channels, but when I configure the system to use
the second controller it will not find the disks on the second
controller.
My working configuration is:
/dev/hde
/dev/hdf
/dev/hdg
/dev/hdh
My non-working config is:
/dev/hde
/dev/hdg
/dev/hdi
/dev/hdk
Where hde-hdh are on my PCI promise controller, and hdi-hdl are on my
onboard HighPoint 366 controller. (The same array worked on just the
Highpoint 366 controller as well)
System info Linux-2.6.8.1 non-SMP.
The following is my /etc/raidtab (which is set up for the non-working
config, but works with the working config...)
raiddev /dev/md0
raid-level 5
nr-raid-disks 4
persistent-superblock 1
parity-algorithm left-symmetric
chunk-size 128
device /dev/hde
raid-disk 0
device /dev/hdg
raid-disk 1
device /dev/hdi
raid-disk 2
device /dev/hdk
raid-disk 3
Any ideas?
Thanks,
Nate
next reply other threads:[~2004-10-10 18:14 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-10 18:14 Nathanial A. Byrnes [this message]
2004-10-10 18:56 ` RAID 5 on four IDE channels doesn't work Gordon Henderson
2004-10-11 4:02 ` Nathanial A. Byrnes
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