[Gluster-devel] Major slowdown in cp performance in 1.4 branch

Amar S. Tumballi amar at zresearch.com
Mon Aug 25 21:36:22 UTC 2008

 Can you check the dd speed too? One user on irc reported very slow cp
performance too, but his dd performance was good.


2008/8/25 Brent A Nelson <brent at phys.ufl.edu>

> A checkout today from the 1.4 branch seems to give terrible performance on
> "cp -a".  Something that took a little over 9 minutes from a checkout last
> week now takes over an hour (it hasn't finished yet).  CPU time consumed by
> glusterfs and all the glusterfsd processes is quite a bit smaller than it
> used to be; it looks like a recent patch is causing a substantial
> performance issue...
> Thanks,
> Brent
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Amar Tumballi
Gluster/GlusterFS Hacker
[bulde on #gluster/irc.gnu.org]
http://www.zresearch.com - Commoditizing Super Storage!

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