[ale] Compaq raid disk. How do I format?
Yu, Jerry
Jerry.Yu at Voicecom.com
Tue Oct 12 09:33:25 EDT 2004
1 single cylinder does it all. That's something new. I never seen it
happening although I have running compaq raid on RH7 thru RH10 (fedora). so,
I googled. Here is a relevant posting Google found:
http://www.van-dijk.net/mailarchive/vandijk0206/0015.html
Basically, Jim, you need to upgrade a compaq RPM for the cciss driver
http://www.compaq.com/support/files/server/us/locOsCat/70.html
# -----Original Message-----
# From: ale-bounces at ale.org [mailto:ale-bounces at ale.org]On Behalf Of
# Christopher Fowler
# Sent: Tuesday, October 12, 2004 9:01 AM
# To: Atlanta Linux Enthusiasts
# Subject: Re: [ale] Compaq raid disk. How do I format?
#
#
# KVM Over IP and you can resetup the raid
#
# On Tue, 2004-10-12 at 08:32, Jim Lynch wrote:
# > Thanks, guys for your input. I'm a bit constrained here.
# The server is
# > in California and I'm in GA. The fellow (NT admin) that
# set up the raid
# > config did the install of the disks and configured c0d2 as two 9 Gb
# > disks mirrored. I'd like to redo the whole thing, but I
# can't remotely
# > and don't have anyone that understands both raid and linux
# at the site,
# > so I'm stuck with what I've got.
# >
# > On your advice I did go into fdisk and try to partition
# c0d2. Strange
# > thing happened. I can't seem to create more than one partition. I
# > think the geometry is screwed up somehow. Note it would only let me
# > start at block 1 and didn't ask me how large to make the
# partition. It
# > just grabbed it all. Any ideas how to fix that?
# >
# > /sbin/fdisk /dev/ida/c0d2
# >
# > Command (m for help): p
# >
# > Disk /dev/ida/c0d2: 1 heads, 17764320 sectors, 1 cylinders
# > Units = cylinders of 17764320 * 512 bytes
# >
# > Device Boot Start End Blocks Id System
# >
# > Command (m for help): n
# > Command action
# > e extended
# > p primary partition (1-4)
# > p
# > Partition number (1-4): 1
# > First cylinder (1-1, default 1):
# > Using default value 1
# >
# > Command (m for help): p
# >
# > Disk /dev/ida/c0d2: 1 heads, 17764320 sectors, 1 cylinders
# > Units = cylinders of 17764320 * 512 bytes
# >
# > Device Boot Start End Blocks Id System
# > /dev/ida/c0d2p1 1 1 8882159+ 83 Linux
# > Partition 1 has different physical/logical endings:
# > phys=(768, 0, 32) logical=(0, 0, 17764320)
# > Partition 1 does not end on cylinder boundary:
# > phys=(768, 0, 32) should be (768, 0, 17764320)
# >
# > Command (m for help):
# >
# >
# > Jim Lynch wrote:
# >
# > > I've have an old compaq that a Windows tech added some
# disks to but
# > > had no idea what to do to make it work on Linux. From the dmesg
# > > listing I found:
# > >
# > > Compaq SMART2 Driver (v 2.4.5)
# > > Found 1 controller(s)
# > > cpqarray: Finding drives on ida0 (SMART-2/P)
# > > cpqarray ida/c0d0: blksz=512 nr_blks=8380320
# > > cpqarray ida/c0d1: blksz=512 nr_blks=16768800
# > > cpqarray ida/c0d2: blksz=512 nr_blks=17764320
# > >
# > > It looks like he added ida/c0d2 since I have the other two drives
# > > mentioned in the fstab file. When I tried to look at one of the
# > > existing drives with fdisk I found:
# > > Disk /dev/ida/c0d1: 1 heads, 16768800 sectors, 1 cylinders
# > > Units = cylinders of 16768800 * 512 bytes
# > >
# > > Device Boot Start End Blocks Id System
# > > /dev/ida/c0d1p1 * 1 1 2044064 82 Linux swap
# > > Partition 1 has different physical/logical beginnings
# (non-Linux?):
# > > phys=(0, 1, 1) logical=(0, 0, 33)
# > > Partition 1 has different physical/logical endings:
# > > phys=(500, 254, 32) logical=(0, 0, 4088160)
# > > Partition 1 does not end on cylinder boundary:
# > > phys=(500, 254, 32) should be (500, 0, 16768800)
# > > /dev/ida/c0d1p2 1 1 391680 83 Linux
# > > Partition 2 has different physical/logical beginnings
# (non-Linux?):
# > > phys=(501, 0, 1) logical=(0, 0, 4088161)
# > > Partition 2 has different physical/logical endings:
# > > phys=(596, 254, 32) logical=(0, 0, 4871520)
# > > Partition 2 does not end on cylinder boundary:
# > > phys=(596, 254, 32) should be (596, 0, 16768800)
# > > /dev/ida/c0d1p3 1 1 261120 83 Linux
# > > Partition 3 has different physical/logical beginnings
# (non-Linux?):
# > > phys=(597, 0, 1) logical=(0, 0, 4871521)
# > > Partition 3 has different physical/logical endings:
# > > phys=(660, 254, 32) logical=(0, 0, 5393760)
# > > Partition 3 does not end on cylinder boundary:
# > > phys=(660, 254, 32) should be (660, 0, 16768800)
# > > /dev/ida/c0d1p4 1 1 5687520 f
# Win95 Ext'd (LBA)
# > > Partition 4 has different physical/logical beginnings
# (non-Linux?):
# > > phys=(661, 0, 1) logical=(0, 0, 5393761)
# > > Partition 4 has different physical/logical endings:
# > > phys=(1023, 254, 32) logical=(0, 0, 16768800)
# > > Partition 4 does not end on cylinder boundary:
# > > phys=(1023, 254, 32) should be (1023, 0, 16768800)
# > > /dev/ida/c0d1p5 1 1 5687504 83 Linux
# > >
# > > Which makes me a bit leary of using fdisk on these
# drives. Most of
# > > that output doesn't make sense to me. Can anyone point me in the
# > > right direction so I can learn how to format this new
# drive? This is
# > > a RH 7.2 system. If I understand correctly this is a
# RAID system.
# > > The new drive is really 2 9 Gb drives configured as a
# mirror, so I
# > > was told. Is there some other utility I need to use to
# make sense of
# > > the partitioning of the existing drives?
# > >
# > > Thanks,
# > > Jim.
# > >
# > >
# > > _______________________________________________
# > > Ale mailing list
# > > Ale at ale.org
# > > http://www.ale.org/mailman/listinfo/ale
# >
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