From mboxrd@z Thu Jan 1 00:00:00 1970 From: Majd Dibbiny Subject: Re: [nvme-fabrics]Fabrics over ROCEv2 Date: Fri, 24 Jun 2016 13:40:26 +0000 Message-ID: <8AB89CFA-063B-4C85-9B68-3BAE2E9F0B1D@mellanox.com> References: <1755342088.51635051.1466689109109.JavaMail.zimbra@kalray.eu> <20160624071312.GD4252@infradead.org>,<394543770.53385548.1466766141681.JavaMail.zimbra@kalray.eu> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <394543770.53385548.1466766141681.JavaMail.zimbra-FNhOzJFKnXGHXe+LvDLADg@public.gmane.org> Content-Language: en-US Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Marta Rybczynska Cc: Christoph Hellwig , "linux-nvme-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org" , "linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , Yishai Hadas , Moni Shoua List-Id: linux-rdma@vger.kernel.org > On Jun 24, 2016, at 2:02 PM, Marta Rybczynska wr= ote: >=20 > Hello Christoph, > Thanks for the answer. I do indeed have more general problems with > ROCEv2: ib_send_bw works fine for ROCEv1 but not with ROCEv2. I'm > going to follow with the Mellanox persons as it seems to be mlx4 or > configuration-related. >=20 Hi Marta, Do you run with RDMA-CM? Can you please provide the command lines you use and the GIDs table? Thanks > Marta >=20 > ----- Le 24 Juin 16, =E0 9:13, Christoph Hellwig hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org a = =E9crit : >=20 >> Hi Marta, >>=20 >> we've tested the NVMe over Fabrics code with both Mellanox and Emule= x >> RoCE cards, although I don't remember if we were using RoCEv2. >>=20 >> But your problem doesn't sound NVMe specific. Can your first check = if a >> simple test using ib_send_bw works? >=20 > --=20 > --=20 >=20 > Marta Rybczynska=20 >=20 > Phone : +33 6 71 09 68 03=20 > mrybczyn-FNhOzJFKnXGHXe+LvDLADg@public.gmane.org > -- > To unsubscribe from this list: send the line "unsubscribe linux-rdma"= in > the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- 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 From mboxrd@z Thu Jan 1 00:00:00 1970 From: majd@mellanox.com (Majd Dibbiny) Date: Fri, 24 Jun 2016 13:40:26 +0000 Subject: [nvme-fabrics]Fabrics over ROCEv2 In-Reply-To: <394543770.53385548.1466766141681.JavaMail.zimbra@kalray.eu> References: <1755342088.51635051.1466689109109.JavaMail.zimbra@kalray.eu> <20160624071312.GD4252@infradead.org>, <394543770.53385548.1466766141681.JavaMail.zimbra@kalray.eu> Message-ID: <8AB89CFA-063B-4C85-9B68-3BAE2E9F0B1D@mellanox.com> > On Jun 24, 2016,@2:02 PM, Marta Rybczynska wrote: > > Hello Christoph, > Thanks for the answer. I do indeed have more general problems with > ROCEv2: ib_send_bw works fine for ROCEv1 but not with ROCEv2. I'm > going to follow with the Mellanox persons as it seems to be mlx4 or > configuration-related. > Hi Marta, Do you run with RDMA-CM? Can you please provide the command lines you use and the GIDs table? Thanks > Marta > > ----- Le 24 Juin 16, ? 9:13, Christoph Hellwig hch at infradead.org a ?crit : > >> Hi Marta, >> >> we've tested the NVMe over Fabrics code with both Mellanox and Emulex >> RoCE cards, although I don't remember if we were using RoCEv2. >> >> But your problem doesn't sound NVMe specific. Can your first check if a >> simple test using ib_send_bw works? > > -- > -- > > Marta Rybczynska > > Phone : +33 6 71 09 68 03 > mrybczyn at kalray.eu > -- > To unsubscribe from this list: send the line "unsubscribe linux-rdma" in > the body of a message to majordomo at vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html