[ale] Compaq raid disk. How do I format?

Jim Lynch jwl at sgi.com
Mon Oct 18 15:53:48 EDT 2004


That may have been it.  I vaguely remember reading something about 
rebuilding initrd WRT drivers a while back, but it obviously didn't stick.

Thanks,
Jim.

James P. Kinney III wrote:

>When you update a core system driver like that one, you may eed to do
>some work in the kernel to get it to be used. If you have an existing
>initrd, thatt will be loading the original module version. You will need
>to make a new initrd that loads the new driver version.
>
>On Thu, 2004-10-14 at 12:39, Jim Lynch wrote:
>  
>
>>Mine too.  /dev/ida/c0d2/disc wasn't found.  I've decided to live with 
>>just one big partition.  Updating the drivers seems to work  but didn't 
>>change the behavior.  Seemed to means the rpm command reported changing 
>>some things and I rebooted but dmesg reports Compaq smart driver 2.4.5, 
>>but during the rpm run I recall a version considerably higher, like 2.4.26.
>>
>>Thanks for the try.
>>
>>Jim.
>>
>>
>>Yu, Jerry wrote:
>>
>>    
>>
>>>/dev/ida/c0d2 is the correct device to fdisk on. 
>>>My RH73 system on a Compaq 1850R with hardware mirror (RAID 1) shows
>>>/dev/ida/c0d2 as a block device instead of a directory.
>>>
>>># -----Original Message-----
>>># From: ale-bounces at ale.org [mailto:ale-bounces at ale.org]On 
>>># Behalf Of Jeff
>>># Hubbs
>>># Sent: Tuesday, October 12, 2004 5:28 PM
>>># To: Atlanta Linux Enthusiasts
>>># Subject: Re: [ale] Compaq raid disk. How do I format?
>>># 
>>># 
>>># I think you're running fdisk on the wrong thing.  You need to go
>>># 
>>># /sbin/fdisk /dev/ida/c0d2/disc
>>># 
>>># (yes, that's with a "c")
>>># 
>>># - Jeff
>>># 
>>># 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
>>># > 
>>># > 
>>># > _______________________________________________
>>># > Ale mailing list
>>># > Ale at ale.org
>>># > http://www.ale.org/mailman/listinfo/ale
>>># 
>>># _______________________________________________
>>># Ale mailing list
>>># Ale at ale.org
>>># http://www.ale.org/mailman/listinfo/ale
>>># 
>>>_______________________________________________
>>>Ale mailing list
>>>Ale at ale.org
>>>http://www.ale.org/mailman/listinfo/ale
>>> 
>>>
>>>      
>>>
>>_______________________________________________
>>Ale mailing list
>>Ale at ale.org
>>http://www.ale.org/mailman/listinfo/ale
>>
>>!DSPAM:416eac03102041919623231!
>>    
>>
>>------------------------------------------------------------------------
>>
>>_______________________________________________
>>Ale mailing list
>>Ale at ale.org
>>http://www.ale.org/mailman/listinfo/ale
>>



More information about the Ale mailing list