[ceph-users] rbd ioengine for fio

2016-06-16 Thread Mavis Xiang
Hi all, I am new to the rbd engine for fio, and ran into the following problems when i try to run a 4k write with my rbd image: rbd_iodepth32: (g=0): rw=randwrite, bs=4K-4K/4K-4K/4K-4K, ioengine=rbd, iodepth=32 fio-2.11-17-ga275 Starting 1 process rbd engine: RBD version: 0.1.8 rados_connect

Re: [ceph-users] rbd ioengine for fio

2016-06-16 Thread Mavis Xiang
; > > pool= > > rbdname= > > > > Thanks & Regards > > Somnath > > > > *From:* ceph-users [mailto:ceph-users-boun...@lists.ceph.com] *On Behalf > Of *Mavis Xiang > *Sent:* Thursday, June 16, 2016 1:47 PM > *To:* ceph-users@lists.ceph.com > *Subject

Re: [ceph-users] rbd ioengine for fio

2016-06-16 Thread Mavis Xiang
this really did the trick! Thank you guys! Best, Mavis On Thu, Jun 16, 2016 at 8:18 PM, Jason Dillaman wrote: > On Thu, Jun 16, 2016 at 8:14 PM, Mavis Xiang wrote: > > clientname=client.admin > > Try "clientname=admin" -- I think it's treating the client "

Re: [ceph-users] Separate hosts for osd and its journal

2016-02-11 Thread Mavis Xiang
Thanks for all the help on this! Regards, Mavis On Wed, Feb 10, 2016 at 6:00 PM, Bill Sanders wrote: > Going in a tiny bit more detail to what MichaƂ said, one of the key > reasons for having the journal (in particular, to use SSD's) is to > reduce latency on writes (the other being a replay in