[Gluster-devel] FOP ratelimit?

Emmanuel Dreyfus manu at netbsd.org
Wed Sep 2 08:49:37 UTC 2015


On Wed, Sep 02, 2015 at 02:05:03PM +0530, Venky Shankar wrote:
> > I understand rename on DHT can be very costly because data really have
> > to be moved from a brick to another one just for a file name change.
> > Is there a workaround for this behavior?
> 
> Not really. DHT uses pointer files (so called link-to) to work around
> moving file contents on rename().

Then I have been misled by the huge amount of DHT rename opeeations in 
the logs, but the user killed performance another way. Too bad I did 
not collect profile data at that time.

-- 
Emmanuel Dreyfus
manu at netbsd.org


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