Re: Recovery problems with raid1

2000-05-23 Thread Neil Brown
On Tuesday May 23, [EMAIL PROTECTED] wrote: > Hello, > > I have some recovery problems with RAID1. > (raidtools 0.90) > I use Red Hat Linux 6.1 and I have two partitions mirrored (hda8 and hdc8). > If I loose the second part of the mirror I don't have any problems. > I can recreate the RAID1 with

RAID 5: Adding a Spare

2000-05-23 Thread jrasch
Hi, I have a 3-disk raid 5 system and would like to add a spare: Kernel: 2.2.15 Patch: raid-2.2.15-A0 Patch: ide.2.2.15.2509.patch Boot disk is not part of any array. Mobo is: Oceanic 440BX whic doc sez only supports UDMA 33 PCI IDE cards (2): Magic IDE 66 - these are Promise cards

multiple MD devices.

2000-05-23 Thread Paramasivam Kartik
hi, I am newbie in RAID. I want to know how could I set up multiple MD devices for RAID1. do I just configure MD1 in the same /etc/raidtab file which contains the configuration of MD0. I would really appreciate any suggestions. Thanks-a million. Regards, Kartik

Re: SuSE 6.4 and RAID1

2000-05-23 Thread Juri Haberland
System Administration wrote: > > Juri Haberland writes: > > System Administration wrote: > > > Whoops! You're saying that SuSE's 2.2.14 *kernel* still needs > > > patching (as opposed to just having raidtools-0.90 in the system)? Of > > > course I enabled LVM and MD options along with linea

Re: SuSE 6.4 and RAID1

2000-05-23 Thread System Administration
Juri Haberland writes: > System Administration wrote: > > Whoops! You're saying that SuSE's 2.2.14 *kernel* still needs > > patching (as opposed to just having raidtools-0.90 in the system)? Of > > course I enabled LVM and MD options along with linear, raid0, and > > raid1 personalities whe

FAQ?: md design documentation

2000-05-23 Thread jmcmullan
This may be a FAQ, but is there any design document for the linux-raid subsystem that explains what the API is for designing a new RAID personality? I'm going over it myself, and trying to build such a document, but if anyone already has one laying around, I would greatly appreciate a poin

RE: Archives

2000-05-23 Thread Gregory Leblanc
Two places, one posted just a little while ago. http://www.progressive-comp.com/Lists/ http://kernelnotes.org/lnxlists/linux-raid/ Greg > -Original Message- > From: Ron Brinker [mailto:[EMAIL PROTECTED]] > Sent: Tuesday, May 23, 2000 4:45 AM > To: [EMAIL PROTECTED] > Subject: A

Re: SuSE 6.4 and RAID1

2000-05-23 Thread Juri Haberland
System Administration wrote: > > [...] > > Whoops! You're saying that SuSE's 2.2.14 *kernel* still needs > patching (as opposed to just having raidtools-0.90 in the system)? Of > course I enabled LVM and MD options along with linear, raid0, and > raid1 personalities when I built the kernel use

Re: SuSE 6.4 and RAID1

2000-05-23 Thread System Administration
Juri Haberland writes: > System Administration wrote: > > > > A clarification and a correction: 1) I'm using raidtools-0.90 > > (19990824) and 2) RAID0 was started with older mdtools and *not* > > mkraid. > > > > System Administration writes: > > > I'm almost certain this a FAQ (or soon

Re: Recovery problems with raid1

2000-05-23 Thread John Saunders
Hi On Tue, 23 May 2000, Piete Brooks wrote: > > When running LILO only /dev/hdb is updated. > > How come ? Wish I knew It all happened after I was testing to see what would happen under various failure conditions. I had three identical drives that I was experimenting with by removing and r

Archives

2000-05-23 Thread Ron Brinker
Does anyone know if an archive of this mailing list exists, and what the URL is if it does? Thanks, Ron

RE: Recovery problems with raid1

2000-05-23 Thread Martin Munt
I would suspect lilo is not writing boot info to both disks. Try "/sbin/lilo -v -v -v " to see what lilo is actually writing to which disk. This may shed some light on the problem. I upgraded lilo to the RH6.2 version (lilo-21.15). The RPM includes the raid-1 patch. It works for me (RH6.0) bo

Re: Recovery problems with raid1

2000-05-23 Thread Thomas Scheuermann
Hi, Am Die, 23 Mai 2000 schrieben Sie: > Hi > > I have a similar problem. > > /dev/md1 consists of /dev/hda5 and /dev/hdb5 > > When running LILO only /dev/hdb is updated. > > Should /dev/hdb fail, I cannot boot from /dev/hda and get a message that > no valid boot disk was found. > > I hav

Re: Recovery problems with raid1

2000-05-23 Thread John Saunders
Hi I have a similar problem. /dev/md1 consists of /dev/hda5 and /dev/hdb5 When running LILO only /dev/hdb is updated. Should /dev/hdb fail, I cannot boot from /dev/hda and get a message that no valid boot disk was found. I have tried installing a new /dev/hda, fdisk'd and raidhotadd'd the

Recovery problems with raid1

2000-05-23 Thread Thomas Scheuermann
Hello, I have some recovery problems with RAID1. (raidtools 0.90) I use Red Hat Linux 6.1 and I have two partitions mirrored (hda8 and hdc8). If I loose the second part of the mirror I don't have any problems. I can recreate the RAID1 with raidhotadd /dev/md0 /dev/hdc8. But if I loose the first m

Re: SuSE 6.4 and RAID1

2000-05-23 Thread Juri Haberland
System Administration wrote: > > A clarification and a correction: 1) I'm using raidtools-0.90 > (19990824) and 2) RAID0 was started with older mdtools and *not* > mkraid. > > System Administration writes: > > I'm almost certain this a FAQ (or soon will be) but I can't find the > > answer. Su

Selection of disks for kernel raid autostart (was:Promise Ultra66 -> FastTrak66)

2000-05-23 Thread Martin Bene
Hi Neil > This is also fixed for 2.3.99pre8+. > > The event counter is incremented at raidstart and at raidstop, and a > difference of 1 does not cause a disc to appear old, you need a > difference of 2. Would still have caused failure in the mentioned case: May 18 16:38:27 backup kernel: autor