[ceph-users] Re: osd crash when using rdma

2022-02-07 Thread sascha a.
Hey Marc, Some more information went to the "Ceph Performance very bad even in Memory?!" topic. Greetings On Mon, Feb 7, 2022 at 11:48 AM Marc wrote: > > > > > I gave up on this topic.. ceph does not properly support it. Even though > > it > > seems really promising. > > > > Tested a ping on

[ceph-users] Re: osd crash when using rdma

2022-02-07 Thread Marc
> > I gave up on this topic.. ceph does not properly support it. Even though > it > seems really promising. > > Tested a ping on 40gbit with rdma ud which took for both ways 6us. > > rdma rd i didnt got running (maybe my cards need some special > threatment..). > > tcp-ping at mtu 9000 took

[ceph-users] Re: osd crash when using rdma

2022-02-07 Thread sascha a.
Hey, I gave up on this topic.. ceph does not properly support it. Even though it seems really promising. Tested a ping on 40gbit with rdma ud which took for both ways 6us. rdma rd i didnt got running (maybe my cards need some special threatment..). tcp-ping at mtu 9000 took 20us tcp-ping at

[ceph-users] Re: osd crash when using rdma

2022-02-07 Thread David Yang
Did you add the configuration directly to the conf? I see that other people's posts need to be recompiled after adding rdma. I'm also going to try rdma mode now, but haven't found any more info. sascha a. 于2022年2月1日周二 20:31写道: > Hey, > > I Recently found this RDMA feature of ceph. Which I'm