Hi Andrew,
On Wed, 2018-11-28 at 21:50 +1100, Andrew Elwell wrote:
> Hi folks,
>
> I'm running into a problem (robinhood server locking up) scanning one
> of our filesystems (lustre 2.10.5, robinhood 3.1.4). Watching 'lsof'
> as it scanned I can see where it got up to before dying - I've tried
> running robinhood on a different server incase it was hardware, but
> same issue.
>
> Is it possible to exclude a tree from scanning?
> if so, what's the syntax?
>
> "For the detail of fs_scan parameters, see Configuration Reference:
> fs_scan" but that seems to be a dead link
>
> Is the syntax of 2.x still valid for version 3?
>
> FS_Scan {
> Ignore { tree == "/group/staff/possible_broken_stuff" }
> }
>
Correct, Ignore section is supported in RH 3.x and can be used to avoid
scanning unwanted trees.
Your problem, as described, looks like a Lustre locking issue, avoiding
scan on a certain directory may work for some time, real fix would be
to identify Lustre MDS issue and fix it.
Cheers.
Davide
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