> -----Original Message----- > From: Alexandre DERUMIER [mailto:aderumier@xxxxxxxxx] > Sent: Friday, October 02, 2015 1:26 PM > To: Dałek, Piotr > Cc: Curley, Matthew; ceph-devel > Subject: Re: Reproducing allocator performance differences > > >>I use rados bench -t 128 for that :) > > I'm not sure it's exactly the same > > on my rados bench tests, > I need to launch multiple "rados bench" process in parallel to scale at high > speed. > > (like fio -numjobs which create multiple fio process ) It's *quite* similar as long as you use recent rados tool (the one with https://github.com/ceph/ceph/pull/4690 integrated; also, --no-verify helps on read/seq benches). With best regards / Pozdrawiam Piotr Dałek ��.n��������+%������w��{.n����z��u���ܨ}���Ơz�j:+v�����w����ޙ��&�)ߡ�a����z�ޗ���ݢj��w�f