[dm-devel] Question regarding failback option in multipath.conf

[John Brier]

On 09/30/2009 03:16 PM, Eli Klein wrote:
>
> Here's the abbreviated output from multipath -v3:
>
> mpath1: pgfailback = 120 (config file default)
> mpath1: pgpolicy = multibus (config file default)
> mpath1: selector = round-robin 0 (internal default)
> mpath1: features = 1 queue_if_no_path (internal default)
> mpath1: hwhandler = 0 (internal default)
> mpath1: rr_weight = 2 (config file default)
> mpath1: minio = 10 (config file default)
> mpath1: no_path_retry = 1 (config file default)
> pg_timeout = NONE (internal default)
> mpath1: set ACT_NOTHING (map unchanged)
>
> It's definitely picking up the settings correctly from multipath.conf,
> but the paths are still reinstated immediately once they're reconnected
> (even if it's just for a split second).
>

What does /var/log/messages look like when this happens? Since you 
changed failback to 120 did you restart multipathd or restart the box?

John Brier