From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yann Droneaud Subject: Re: rdma_create_qp() and max_send_wr Date: Thu, 19 May 2011 12:50:13 +0200 Message-ID: <1305802216.2359.11.camel@deela.quest-ce.net> References: <20110421115323.48b52fb35c6f209c51bccbb9807b6df0.f623dc4952.wbe@email17.secureserver.net> <1303467645.2243.47.camel@deela.quest-ce.net> <20110519060704.GA2659@mtldesk30> <1305796637.2359.6.camel@deela.quest-ce.net> <20110519093402.GB2659@mtldesk30> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <20110519093402.GB2659@mtldesk30> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Eli Cohen Cc: cait-DpaxOq6QOWMAvxtiuMwx3w@public.gmane.org, linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-rdma@vger.kernel.org Le jeudi 19 mai 2011 =C3=A0 12:34 +0300, Eli Cohen a =C3=A9crit : > On Thu, May 19, 2011 at 11:17:16AM +0200, Yann Droneaud wrote: > >=20 > > Have you some test code for me to test ? > >=20 >=20 > I used ibv_rc_pingpong which is part of libiberbs. the '-r' option > allows you to define the queue depth. Please try it and let me know. ibv_rc_pingpong works well with the max value eg 16384. but ib_rdma_bw doesn't: ib_rdma_bw -t 16384 doesn't work, but ib_rdma_bw -t 16351 does. Creating QP through ibv_create_qp() seems to allow use=20 of the maximum QP WR, but rmda_create_qp() limits to 16351. Regards. --=20 Yann Droneaud OPTEYA -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" i= n the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html