[dm-devel] multipath-tools and queue-length/service-time path selectors oops

Kiyoshi Ueda k-ueda at ct.jp.nec.com
Mon Sep 14 02:15:47 UTC 2009


Hi Andy,

Thank you for reporting this.

On 2009/09/12 6:34 +0900, Andy wrote:
> When I try to change the path selector in multipath.conf to queue-length or
> service-time I get a kernel oops.

I'd like to see the information of your environment, so could you
give me the followings?
  - multipath.conf which causes the oops.
  - The output of "multipath -v3" when the oops occurs.
  - Your distribution and its version.
  - The version of multipath-tools package (e.g. device-mapper-multipath in RHEL).
  - You don't hit the oops when you use round-robin, right?
    If so, can you give me the result of the following commands after you
    configure your multipath device using round-robin?
      * "multipath -ll"
      * "dmsetup table"

Thanks,
Kiyoshi Ueda




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