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Old 11-23-2003, 05:51 AM   #1
jmcollin92
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Registered: Oct 2003
Distribution: Mandrake 9.1
Posts: 76

Rep: Reputation: 15
RAID1 problems under Mandrake 9.1


Hello there,

I have configured 3 RAID1 partitions on 2 differents disks. This has been done during the Mandrake 9.1 installation.
After installation and after reboot, I see that /etc/raidtab is well formed (I've got my 3 raid1 array described) but when I look in /proc/mdstat
I see that there is only one raid1 array (the first one), and the two others are in raid0 format !

cat /proc/mdstat
personalities : [raid0] [raid1]
md2 : active raid0 ...
md1 : active raid0 ...
md0 : active raid1 ...

stopping raid and restarting does not correct the problem.

I wonder if I got raid0 or raid1 arrays and why does the system install raid0 in place of raid1 arrayes for the two last arrays.

Any idea ?

My configuration : uname -a
2.4.21-0.13mdk

/var/log/messages contains some strange messages :
kmod: failed to exec /sbin/modprobe -s -k md-personality-2, errno=2
md: personality 2 is not loaded
md :do_md_run() returned -22


Thnask's for any help.
 
Old 11-25-2003, 06:03 AM   #2
jmcollin92
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Registered: Oct 2003
Distribution: Mandrake 9.1
Posts: 76

Original Poster
Rep: Reputation: 15
the solution

I find the solution in that way :

I 've force the raidarray to be recreated with mkraid -f and all is in order now.

I suppose there was something on the disk about raid0 and the system look at this and don't look at /etc/raidtab.
 
  


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