Re: [ceph-users] [SOLVED] rbd performance issue - can't find bottleneck

2015-06-22 Thread Alexandre DERUMIER
uot;Mark Nelson" , "ceph-users" Envoyé: Lundi 22 Juin 2015 09:52:43 Objet: Re: [ceph-users] [SOLVED] rbd performance issue - can't find bottleneck On 06/18/2015 12:23 PM, Mark Nelson wrote: > I'm just guessing, but because your read performance is slow as well, >

Re: [ceph-users] [SOLVED] rbd performance issue - can't find bottleneck

2015-06-22 Thread Jacek Jarosiewicz
On 06/18/2015 12:23 PM, Mark Nelson wrote: I'm just guessing, but because your read performance is slow as well, you may multiple issues going on. The Intel 530 being slow at O_DSYNC writes is one of them, but it's possible there is something else too. If I were in your position I think I'd try