From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============7429558202550512658==" MIME-Version: 1.0 From: Sreeni (Sreenivasa) Busam (Stellus) Subject: [SPDK] Helloworld program fails during device initialization. Date: Tue, 14 Nov 2017 06:36:00 +0000 Message-ID: In-Reply-To: CGME20171114063601uscas1p2463f7988d9da1d0fa85ad448d2214320@uscas1p2.samsung.com List-ID: To: spdk@lists.01.org --===============7429558202550512658== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable I was testing the helloworld program on ubuntu with NVMe SSD and the probe(= ) is failing. Please let me know if this is a known problem. Let me know if there is workaround. The perf program did not have any problem. I have attached the output for both tests. lspci| grep Non ad:00.0 Non-Volatile memory controller: Samsung Electronics Co Ltd NVMe SSD= Controller (rev 01) ae:00.0 Non-Volatile memory controller: Samsung Electronics Co Ltd NVMe SSD= Controller (rev 01) uname -a Linux sjca5radevct13 4.10.0-38-generic #42~16.04.1-Ubuntu SMP Tue Oct 10 16= :32:20 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux 1. helloworld output: --------------------------- Attached to 0000:ad:00.0 Using controller SAMSUNG MZQWV480HCGM (S1TRNYAFA00148 ) with 1 namespa= ces. Namespace ID: 1 size: 480GB nvme_ctrlr.c:1475:nvme_ctrlr_process_init: *ERROR*: Initialization timed ou= t in state 1 nvme_ctrlr.c: 523:nvme_ctrlr_shutdown: *ERROR*: did not shutdown within 5 s= econds spdk_nvme_probe() failed 2. perf output: sudo ./perf -q 1 -s 4096 -t 10 -w read -r "trtype:PCIe traddr:0000:ad:00.0" --------------- Starting DPDK 17.08.0 initialization... [ DPDK EAL parameters: perf -c 0x1 --file-prefix=3Dspdk_pid7647 ] EAL: Detected 32 lcore(s) EAL: No free hugepages reported in hugepages-1048576kB Attached to NVMe Controller at 0000:ad:00.0 [144d:a802] Associating SAMSUNG MZQWV480HCGM (S1TRNYAFA00148 ) with lcore 0 Initialization complete. Launching workers. Starting thread on core 0 =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D = Latency(us) Device Information : IOPS M= B/s Average min max SAMSUNG MZQWV480HCGM (S1TRNYAFA00148 ) from core 0: 13773.50 53= .80 72.59 60.20 243.82 =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D Total : 13773.50 53= .80 72.59 60.20 243.82 Thanks for your help, Sreeni --===============7429558202550512658== Content-Type: text/html MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="attachment.html" PGh0bWwgeG1sbnM6dj0idXJuOnNjaGVtYXMtbWljcm9zb2Z0LWNvbTp2bWwiIHhtbG5zOm89InVy bjpzY2hlbWFzLW1pY3Jvc29mdC1jb206b2ZmaWNlOm9mZmljZSIgeG1sbnM6dz0idXJuOnNjaGVt 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