From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id F29B9A056A; Wed, 10 Mar 2021 18:02:38 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id B4F2940F35; Wed, 10 Mar 2021 18:02:38 +0100 (CET) Received: from inbox.dpdk.org (inbox.dpdk.org [95.142.172.178]) by mails.dpdk.org (Postfix) with ESMTP id 350534069F for ; Wed, 10 Mar 2021 18:02:38 +0100 (CET) Received: by inbox.dpdk.org (Postfix, from userid 33) id 1C0ACA0574; Wed, 10 Mar 2021 18:02:38 +0100 (CET) From: bugzilla@dpdk.org To: dev@dpdk.org Date: Wed, 10 Mar 2021 17:02:37 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: DPDK X-Bugzilla-Component: ethdev X-Bugzilla-Version: 18.05 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: hajim@juniper.net X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: Normal X-Bugzilla-Assigned-To: dev@dpdk.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter target_milestone Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://bugs.dpdk.org/ Auto-Submitted: auto-generated X-Auto-Response-Suppress: All MIME-Version: 1.0 Subject: [dpdk-dev] [Bug 652] Link detection failing when DPDK takes control of XXV710 NIC X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" https://bugs.dpdk.org/show_bug.cgi?id=3D652 Bug ID: 652 Summary: Link detection failing when DPDK takes control of XXV710 NIC Product: DPDK Version: 18.05 Hardware: All OS: All Status: UNCONFIRMED Severity: normal Priority: Normal Component: ethdev Assignee: dev@dpdk.org Reporter: hajim@juniper.net Target Milestone: --- DPDK version:=20 17.x, 18.x, 19.x OS: RHSOP13 Compiler: gcc (GCC) 4.8.5 20150623 (Red Hat 4.8.5-39) Hardware platform: Intel(R) Xeon(R) Gold 6238R CPU @ 2.20GHz=20 NIC hardware: Fortville NIC - XXV710 NIC firmware:=20 Test Setup Steps to reproduce # when DPDK takes control of XXV710 NIC(vfio-pci - i40e), Link detection is failing on compute side and switch side. we tried to bind back to kernel driver, still link is not detecting.Reboot is the only way to recover from = this state. # once system is rebooted, the link stays UP for few seconds and it goes do= wn. Rebooting DPDK process doesn't have any effect. # We tried testing using DPDK-testpmd stock binaries of 17.02, 18.05 & 19.1= 1.6, the behaviour is consistent. Additional Logs: cat lscpu.txt=20 Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 112 On-line CPU(s) list: 0-111 Thread(s) per core: 2 Core(s) per socket: 28 Socket(s): 2 NUMA node(s): 2 Vendor ID: GenuineIntel CPU family: 6 Model: 85 Model name: Intel(R) Xeon(R) Gold 6238R CPU @ 2.20GHz Stepping: 7 CPU MHz: 2201.000 CPU max MHz: 2201.0000 CPU min MHz: 1000.0000 BogoMIPS: 4400.00 Virtualization: VT-x L1d cache: 32K L1i cache: 32K L2 cache: 1024K L3 cache: 39424K NUMA node0 CPU(s): 0-27,56-83 NUMA node1 CPU(s): 28-55,84-111 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge= mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc art arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf eagerfpu pni pclmulqdq dtes64 monitor ds_c= pl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm 3dnowprefetch epb cat_l3 cdp_l3 invpcid_single intel_ppin intel_pt ssbd mba ibrs ibpb stibp ibrs_enhanced tpr_shadow vnmi flexpriority ept vpid fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm cqm mpx rdt_a avx512f avx512dq rdseed adx smap clflushopt clwb avx512cd avx512bw avx512vl xsaveopt xsavec xgetbv1 cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local dtherm ida arat pln pts hwp hwp_act_window hwp_epp hwp_pkg_req pku ospke avx512_vnni md_clear spec_ctrl intel_stibp flush_l1d arch_capabilities CPU_LIST=3D2-15 DPDK_COMMAND_ADDITIONAL_ARGS=3D"--vr_mempool_sz 262144 --dpdk_txd_sz 2048 --dpdk_rxd_sz 2048" $ cat cmdline.txt=20 BOOT_IMAGE=3D/boot/vmlinuz-3.10.0-1127.19.1.el7.x86_64 root=3DUUID=3D8aeeff73-a636-4e5f-a120-dec2269aa892 ro console=3Dtty0 console=3DttyS0,115200n8 crashkernel=3Dauto rhgb quiet default_hugepagesz= =3D1G hugepagesz=3D1G hugepages=3D344 hugepagesz=3D2M hugepages=3D80 isolcpus=3D1-27,30-55,57-83,86-111 intel_iommu=3Don iommu=3Dpt skew_tick=3D= 1 nohz=3Don nohz_full=3D1-27,30-55,57-83,86-111 rcu_nocbs=3D1-27,30-55,57-83,86-111 tuned.non_isolcpus=3D00300000,01000000,30000001 intel_pstate=3Ddisable noso= ftlockup --=20 You are receiving this mail because: You are the assignee for the bug.=