[lustre-discuss] Robinhood exhausting RPC resources against 2.5.5 lustre file systems

Colin Faber cfaber at gmail.com
Wed May 17 13:55:08 PDT 2017

Very likely then the test isn't stressing the system enough. What tunings
are you using on your robinhood installation? What tunings on the lustre
client itself?


On Wed, May 17, 2017 at 2:52 PM, Jessica Otey <jotey at nrao.edu> wrote:

> Update #1. Robinhood change log consumption is also producing the same
> effect against a native 2.x file system instance. So the 'legacy' aspect of
> our two production instances does not seem to be a factor...
> Update #2. Currently running, per Colin Faber's suggestion: find
> /mnt/lustre -exec lfs path2fid {} \;
> This does not (so far) provoke a disconnection.
> Jessica
> On 5/17/17 2:04 PM, Jessica Otey wrote:
> We also have a third Lustre file system that originated as 2.4.3, and has
> since been upgraded to 2.5.5, against which Robinhood is currently
> operating as expected. This leads me to suppose that the issue may have to
> do the interaction between Robinhood and a legacy-1.8.x-now-lustre-2.5.5
> system. But I don't know.
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