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Groups > linux.kernel > #1497467
| From | Pavel Machek <pavel@ucw.cz> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH][V2] nbd: add multi-connection support |
| Date | 2016-10-07 20:40 +0200 |
| Message-ID | <spIdP-4nx-15@gated-at.bofh.it> (permalink) |
| References | <spIdP-4nx-17@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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On Thu 2016-09-15 10:43:54, Josef Bacik wrote: > NBD can become contended on its single connection. We have to serialize all > writes and we can only process one read response at a time. Fix this by > allowing userspace to provide multiple connections to a single nbd device. This > coupled with block-mq drastically increases performance in multi-process cases. > Thanks, > > Signed-off-by: Josef Bacik <jbacik@fb.com> Idea is that it can now use multiple CPUs concurrently...? Do you have a diff for the nbd-server, too? Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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Re: [PATCH][V2] nbd: add multi-connection support Pavel Machek <pavel@ucw.cz> - 2016-10-07 20:40 +0200
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