[CentOS] mdadm --create on Centos5?

Ross S. W. Walker rwalker at medallion.com
Tue Aug 28 00:12:01 UTC 2007


> -----Original Message-----
> From: centos-bounces at centos.org 
> [mailto:centos-bounces at centos.org] On Behalf Of Les Mikesell
> Sent: Monday, August 27, 2007 6:57 PM
> To: centos at centos.org
> Subject: [CentOS] mdadm --create on Centos5?
> 
> Is there some new trick to making raid devices on Centos5?
> 
> # mdadm --create /dev/md3 --level=1 --raid-devices=2 
> /dev/sdc1 /dev/sdc1
> mdadm: error opening /dev/md3: No such file or directory
> 
> I thought that worked on earlier versions.  Do I have to do something 
> udev related first?

Try the --auto=yes, otherwise if the device node doesn't already exist
it will complain and die.

-Ross

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