[Single OSD performance on SSD] Can't go over 3, 2K IOPS

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Hi Mark,

Yeah.  The application defines portals which are active threaded, then the transport layer is servicing the portals with EPOLL.

Matt

----- "Mark Nelson" <mark.nelson at inktank.com> wrote:

> Excellent, I've been meaning to check into how the TCP transport is 
> going.  Are you using a hybrid threadpool/epoll approach?  That I 
> suspect would be very effective at reducing context switching, 
> especially compared to what we do now.
> 
> Mark
> 
> On 08/28/2014 10:40 PM, Matt W. Benjamin wrote:
> > Hi,
> >
> > There's also an early-stage TCP transport implementation for
> Accelio, also EPOLL-based.  (We haven't attempted to run Ceph
> protocols over it yet, to my knowledge, but it should be
> straightforward.)
> >
> > Regards,
> >
> > Matt
> >
> > ----- "Haomai Wang" <haomaiwang at gmail.com> wrote:
> >
> >> Hi Roy,
> >>
> >>
> >> As for messenger level, I have some very early works on
> >> it(https://github.com/yuyuyu101/ceph/tree/msg-event), it contains
> a
> >> new messenger implementation which support different event
> mechanism.
> >> It looks like at least one more week to make it work.
> >>
> >
> >
> 
> _______________________________________________
> ceph-users mailing list
> ceph-users at lists.ceph.com
> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com

-- 
Matt Benjamin
The Linux Box
206 South Fifth Ave. Suite 150
Ann Arbor, MI  48104

http://linuxbox.com

tel.  734-761-4689 
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