Kir, I'll send you the dbench scripts and output if you want - I'll even give you remote access to my test system if you want to take a look.
Joe On Mon, Mar 26, 2012 at 9:45 PM, Kirill Korotaev <[email protected]> wrote: > :))) > Actually, this can't be true, cause simfs overhead is naturally 0%. It > intercepts only statfs() to fix df output, all the rest calls are native. > So it's statistical deviation if you see simfs to be slower then native. > > And, yes, ploop was designed to have near 0% overhead as well (unlike > Linux loopback). It bypasses FS layer and works directly with block layer > on fast paths. > > Thanks, > Kirill > > > On Mar 27, 2012, at 04:01 , jjs - mainphrame wrote: > > > I'm happy to report that the ploop-based CT under 042stab053.4 finishes > a punishing dbench run with no problems. I was curious to see what > performance would be like, and the dbench results from the ploop-based CT > are actually closer to the host performance than the simfs-based CT is. > > > > Joe > > > > On Mon, Mar 26, 2012 at 7:05 AM, Kir Kolyshkin <[email protected]> wrote: > > OpenVZ project has released a new RHEL6 based testing kernel. Read below > > for more information. Everyone using this kernel branch is advised to > > upgrade. > > > > NOTE this is a *testing* kernel, not recommended for production. > > > > > > Changes > > ======= > > (since 042stab053.3) > > * Fixes in UBC, CPT, ploop > > > > > > Compatibility > > ============= > > No new issues > > > > > > Download > > ======== > > http://wiki.openvz.org/Download/kernel/rhel6-testing/042stab053.4 > > > > > > Bug reporting > > ============= > > Use http://bugzilla.openvz.org/ to report any bugs found. > > > > > > Other sources of info on updates > > ================================ > > See http://wiki.openvz.org/News to view all the news (including updates) > > online. There you can also find RSS/Atom feed links. > > > > > > Best regards, > > OpenVZ team. > > _______________________________________________ > > Announce mailing list > > [email protected] > > https://openvz.org/mailman/listinfo/announce > > > > <ATT00001.c> > > > _______________________________________________ > Users mailing list > [email protected] > https://openvz.org/mailman/listinfo/users >
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