Re: [CentOS] Server offline :-( please help to repair software RAID

2011-05-01 Thread Markus Falb
On 1.5.2011 08:52, Alexander Farber wrote: > Hello Mark and others, > > On Thu, Apr 28, 2011 at 10:21 PM, > wrote: >> At this point, I'd run the long test on each drive, and (after coming back >> an hour or two later, see the results. > > I have that dreadly warning again - > > /etc/c

Re: [CentOS] Server offline :-( please help to repair software RAID

2011-04-30 Thread Alexander Farber
Hello Mark and others, On Thu, Apr 28, 2011 at 10:21 PM, wrote: > At this point, I'd run the long test on each drive, and (after coming back > an hour or two later, see the results. I have that dreadly warning again - /etc/cron.weekly/99-raid-check: WARNING: mismatch_cnt is not

Re: [CentOS] Server offline :-( please help to repair software RAID

2011-04-28 Thread m . roth
Alexander Farber wrote: > Turned out, smartd kept saying, that it had no entries in smartd.conf. > > I've copied smartd.rpmnew over smartd.conf, restarted it, > now I have (in /var/log/messages, date+hostname removed): At this point, I'd run the long test on each drive, and (after coming back an h

Re: [CentOS] Server offline :-( please help to repair software RAID

2011-04-28 Thread Alexander Farber
Turned out, smartd kept saying, that it had no entries in smartd.conf. I've copied smartd.rpmnew over smartd.conf, restarted it, now I have (in /var/log/messages, date+hostname removed): smartd version 5.38 [x86_64-redhat-linux-gnu] Copyright (C) 2002-8 Bruce Allen Home page is http://smartmontoo

Re: [CentOS] Server offline :-( please help to repair software RAID

2011-04-28 Thread Michel van Deventer
On Thu, 2011-04-28 at 21:52 +0200, Alexander Farber wrote: > On the 2nd try it has booted and seems to work. Did it give an error on the first try and if so, which one ? You should check /var/log/messages for i/o errors and check your disks with smartctl I have had my raid1 arrays rebuild sometim

Re: [CentOS] Server offline :-( please help to repair software RAID

2011-04-28 Thread Scott Silva
on 4/28/2011 12:40 PM Alexander Farber spake the following: > Thank you all, it seems to have finished - I'm rebooting. > > Just curious why is the State of md3 "active", while the others are "clean"? > If I remember right, clean means it is completely synced and not being written to or mounted.

Re: [CentOS] Server offline :-( please help to repair software RAID

2011-04-28 Thread m . roth
Alexander Farber wrote: > On the 2nd try it has booted and seems to work. > > The /var/log/mcelog is (and was) empty. To be expected - I'd expect this as a h/d error. Check your logfiles for info from smartd mark ___ CentOS mailing list Cen

Re: [CentOS] Server offline :-( please help to repair software RAID

2011-04-28 Thread Alexander Farber
On the 2nd try it has booted and seems to work. The /var/log/mcelog is (and was) empty. # sudo cat /proc/mdstat Personalities : [raid1] md0 : active raid1 sdb1[1] sda1[0] 1023936 blocks [2/2] [UU] md2 : active raid1 sdb5[1] sda5[0] 277728192 blocks [2/2] [UU] md3 : active raid1 sdb6

Re: [CentOS] Server offline :-( please help to repair software RAID

2011-04-28 Thread Alexander Farber
Thank you all, it seems to have finished - I'm rebooting. Just curious why is the State of md3 "active", while the others are "clean"? # cat /proc/mdstat Personalities : [linear] [raid0] [raid1] md0 : active raid1 sda1[0] sdb1[1] 1023936 blocks [2/2] [UU] md1 : active raid1 sda3[0] sdb3[1

Re: [CentOS] Server offline :-( please help to repair software RAID

2011-04-28 Thread Digimer
On 04/28/2011 03:31 PM, Michel van Deventer wrote: > Hi, > > On Thu, 2011-04-28 at 21:26 +0200, Alexander Farber wrote: >> Hello, I didn't touch anything, just booted the hoster's "rescue image". > Cool :) > >> # cat /proc/mdstat >> Personalities : [linear] [raid0] [raid1] >> md0 : active raid1 s

Re: [CentOS] Server offline :-( please help to repair software RAID

2011-04-28 Thread Michel van Deventer
Hi, On Thu, 2011-04-28 at 21:26 +0200, Alexander Farber wrote: > Hello, I didn't touch anything, just booted the hoster's "rescue image". Cool :) > # cat /proc/mdstat > Personalities : [linear] [raid0] [raid1] > md0 : active raid1 sda1[0] sdb1[1] > 1023936 blocks [2/2] [UU] > > md1 : activ

Re: [CentOS] Server offline :-( please help to repair software RAID

2011-04-28 Thread Digimer
On 04/28/2011 03:26 PM, Alexander Farber wrote: > Hello, I didn't touch anything, just booted the hoster's "rescue image". > > # cat /etc/mdadm.conf > cat: /etc/mdadm.conf: No such file or directory > > > # cat /proc/mdstat > Personalities : [linear] [raid0] [raid1] > md0 : active raid1 sda1[0]

Re: [CentOS] Server offline :-( please help to repair software RAID

2011-04-28 Thread Michel van Deventer
Hi, what is the output of 'cat /proc/mdstat' ? A healthy raid should look something like below : [root@janeway ~]# cat /proc/mdstat Personalities : [raid1] md2 : active raid1 sdb1[0] sda1[1] 256896 blocks [2/2] [UU] md0 : active raid1 sdd1[0] sdc1[1] 1465135936 blocks [2/2] [

Re: [CentOS] Server offline :-( please help to repair software RAID

2011-04-28 Thread Les Mikesell
On 4/28/2011 2:07 PM, Alexander Farber wrote: > Hello, > > since weeks I was ignoring this warning at my CentOS 5.6/64 bit machine - > > /etc/cron.weekly/99-raid-check: > WARNING: mismatch_cnt is not 0 on /dev/md0 > > in the hope that the software RAID will slowly repair itself. > > I als

Re: [CentOS] Server offline :-( please help to repair software RAID

2011-04-28 Thread Alexander Farber
Hello, I didn't touch anything, just booted the hoster's "rescue image". # cat /etc/mdadm.conf cat: /etc/mdadm.conf: No such file or directory # cat /proc/mdstat Personalities : [linear] [raid0] [raid1] md0 : active raid1 sda1[0] sdb1[1] 1023936 blocks [2/2] [UU] md1 : active raid1 sda3[0

Re: [CentOS] Server offline :-( please help to repair software RAID

2011-04-28 Thread Digimer
On 04/28/2011 03:10 PM, Alexander Farber wrote: > Rebuild Status : 38% complete That's potentially promising. What does 'cat /proc/mdstat' show? Did you have to recover the array, or were you able to use /etc/mdadm.conf? -- Digimer E-Mail: digi...@alteeve.com AN!Whitepapers: http://alteeve.com

Re: [CentOS] Server offline :-( please help to repair software RAID

2011-04-28 Thread Alexander Farber
Additional info (how many RAID arrays do I have??): # mdadm -D /dev/md3 /dev/md3: Version : 00.90 Creation Time : Sat Mar 19 22:53:25 2011 Raid Level : raid1 Array Size : 185151360 (176.57 GiB 189.59 GB) Used Dev Size : 185151360 (176.57 GiB 189.59 GB) Raid Devices : 2 T