Re: mdadm: SET_ARRAY_INFO failed for /dev/md0: File exists

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Monday May 3, me@heyjay.com wrote:
> > What does
> >   cat /proc/mdstat
> > show?  I suspect /dev/md0 has already been assembled somehow.
> 
> platinum:~# cat /proc/mdstat
> Personalities : [linear] [raid0] [raid1] [raid5]
> md3 : active raid1 hdc1[1]
>       20000768 blocks [2/1] [_U]
> 
> md1 : active raid1 hdc2[1]
>       40001728 blocks [2/1] [_U]
> 
> md2 : active raid1 hdc3[1]
>       40001728 blocks [2/1] [_U]
> 
> unused devices: <none>
> 
> But how??? I didn't build it.  Is it possible to remain after
> installs?  

If the partitions are marked as "Linux RAID Autodetect", or if some
startup script used mdadm or raidstart to start the arrays, then they
will reappear after reboot.

NeilBrown


-
To unsubscribe from this list: send the line "unsubscribe linux-raid" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Linux RAID Wiki]     [ATA RAID]     [Linux SCSI Target Infrastructure]     [Linux Block]     [Linux IDE]     [Linux SCSI]     [Linux Hams]     [Device Mapper]     [Device Mapper Cryptographics]     [Kernel]     [Linux Admin]     [Linux Net]     [GFS]     [RPM]     [git]     [Yosemite Forum]


  Powered by Linux