Re: Invalid argument error on raid5 create

On Monday July 8, bo@sosnetwork.net wrote:

Neil,

I am trying to create the RAID 5 array with

quoted

mdadm -C /dev/md0 -l5 -n6 -x1 -prs /dev/hd[bcdefgh]

However, I am getting the following error message;

quoted

mdadm: RUN_ARRAY failed: Invalid argument

..

Any clue?

Maybe the raid5 personality isn't loaded into the kernel...
What does 
  cat /proc/mdstat
say?
Are there any message in
   dmesg
after the failure?

NeilBrown

Neil,

You are right.
I found my kernel image did not configure the RAID 5.

Thanks a lot,

Bo
----- Original Message ----- 
From: "Neil Brown" <redacted>
To: "bo" <redacted>
Cc: <redacted>
Sent: Monday, July 08, 2002 10:01 PM
Subject: Re: Invalid argument error on raid5 create

On Monday July 8, bo@sosnetwork.net wrote:

quoted

Neil,

I am trying to create the RAID 5 array with

quoted

mdadm -C /dev/md0 -l5 -n6 -x1 -prs /dev/hd[bcdefgh]

However, I am getting the following error message;

quoted

mdadm: RUN_ARRAY failed: Invalid argument

..

quoted

Any clue?

Maybe the raid5 personality isn't loaded into the kernel...
What does 
  cat /proc/mdstat
say?
Are there any message in
   dmesg
after the failure?

NeilBrown