Yes you need those lkml patches. I added them to our custom 4.4 Kernel too to prevent this.
Stefan Excuse my typo sent from my mobile phone. > Am 28.06.2016 um 17:05 schrieb Alex Gorbachev <a...@iss-integration.com>: > > After upgrading to kernel 4.4.13 on Ubuntu, we are seeing a few of > these issues where an OSD would fail with the stack below. I logged a > bug at https://bugzilla.kernel.org/show_bug.cgi?id=121101 and there is > a similar description at https://lkml.org/lkml/2016/6/22/102, but the > odd part is we have turned off CFQ and blk-mq/scsi-mq and are using > just the noop scheduler. > > Does the ceph kernel code somehow use the fair scheduler code block? > > Thanks > -- > Alex Gorbachev > Storcium > > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.684974] CPU: 30 PID: > 10403 Comm: ceph-osd Not tainted 4.4.13-040413-generic #201606072354 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.684991] Hardware name: > Supermicro X9DRi-LN4+/X9DR3-LN4+/X9DRi-LN4+/X9DR3-LN4+, BIOS 3.2 > 03/04/2015 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685009] task: > ffff880f79df8000 ti: ffff880f79fb8000 task.ti: ffff880f79fb8000 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685024] RIP: > 0010:[<ffffffff810b416e>] [<ffffffff810b416e>] > task_numa_find_cpu+0x22e/0x6f0 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685051] RSP: > 0018:ffff880f79fbb818 EFLAGS: 00010206 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685063] RAX: > 0000000000000000 RBX: ffff880f79fbb8b8 RCX: 0000000000000000 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685076] RDX: > 0000000000000000 RSI: 0000000000000000 RDI: ffff8810352d4800 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685107] RBP: > ffff880f79fbb880 R08: 00000001020cf87c R09: 0000000000ff00ff > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685150] R10: > 0000000000000009 R11: 0000000000000006 R12: ffff8807c3adc4c0 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685194] R13: > 0000000000000006 R14: 000000000000033e R15: fffffffffffffec7 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685238] FS: > 00007f30e46b8700(0000) GS:ffff88105f580000(0000) > knlGS:0000000000000000 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685283] CS: 0010 DS: > 0000 ES: 0000 CR0: 0000000080050033 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685310] CR2: > 000000001321a000 CR3: 0000000853598000 CR4: 00000000000406e0 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685354] Stack: > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685374] > ffffffff813d050f 000000000000000d 0000000000000045 ffff880f79df8000 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685426] > 000000000000033f 0000000000000000 0000000000016b00 000000000000033f > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685477] > ffff880f79df8000 ffff880f79fbb8b8 00000000000001f4 0000000000000054 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685528] Call Trace: > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685555] > [<ffffffff813d050f>] ? cpumask_next_and+0x2f/0x40 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685584] > [<ffffffff810b4a6e>] task_numa_migrate+0x43e/0x9b0 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685613] > [<ffffffff810b3acc>] ? update_cfs_shares+0xbc/0x100 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685642] > [<ffffffff810b5059>] numa_migrate_preferred+0x79/0x80 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685672] > [<ffffffff810b9b94>] task_numa_fault+0x7f4/0xd40 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685700] > [<ffffffff813d9634>] ? timerqueue_del+0x24/0x70 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685729] > [<ffffffff810b9205>] ? should_numa_migrate_memory+0x55/0x130 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685762] > [<ffffffff811bd590>] handle_mm_fault+0xbc0/0x1820 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685793] > [<ffffffff810edc00>] ? __hrtimer_init+0x90/0x90 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685822] > [<ffffffff810c211d>] ? remove_wait_queue+0x4d/0x60 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685853] > [<ffffffff8121e20a>] ? poll_freewait+0x4a/0xa0 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685882] > [<ffffffff8106a537>] __do_page_fault+0x197/0x400 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685910] > [<ffffffff8106a7c2>] do_page_fault+0x22/0x30 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685939] > [<ffffffff8180a878>] page_fault+0x28/0x30 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685967] > [<ffffffff813e4c5f>] ? copy_page_to_iter_iovec+0x5f/0x300 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.685997] > [<ffffffff810b2795>] ? select_task_rq_fair+0x625/0x700 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.686026] > [<ffffffff813e4f16>] copy_page_to_iter+0x16/0xa0 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.686056] > [<ffffffff816f02ad>] skb_copy_datagram_iter+0x14d/0x280 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.686087] > [<ffffffff8174a503>] tcp_recvmsg+0x613/0xbe0 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.686117] > [<ffffffff8177844e>] inet_recvmsg+0x7e/0xb0 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.686146] > [<ffffffff816e0d3b>] sock_recvmsg+0x3b/0x50 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.686173] > [<ffffffff816e0f91>] SYSC_recvfrom+0xe1/0x160 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.686202] > [<ffffffff810f36f5>] ? ktime_get_ts64+0x45/0xf0 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.686230] > [<ffffffff816e239e>] SyS_recvfrom+0xe/0x10 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.686259] > [<ffffffff818086f2>] entry_SYSCALL_64_fastpath+0x16/0x71 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.686287] Code: 55 b0 4c > 89 f7 e8 53 cd ff ff 48 8b 55 b0 49 8b 4e 78 48 8b 82 d8 01 00 00 48 > 83 c1 01 31 d2 49 0f af 86 b0 00 00 00 4c 8b 73 78 <48> f7 f1 48 8b 4b > 20 49 89 c0 48 29 c1 48 8b 45 d0 4c 03 43 48 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.686512] RIP > [<ffffffff810b416e>] task_numa_find_cpu+0x22e/0x6f0 > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.686544] RSP <ffff880f79fbb818> > Jun 28 09:46:41 roc04r-sca090 kernel: [137912.686896] ---[ end trace > 544cb9f68cb55c93 ]--- > Jun 28 09:52:15 roc04r-sca090 kernel: [138246.669713] mpt2sas_cm0: > log_info(0x30030101): originator(IOP), code(0x03), sub_code(0x0101) > Jun 28 09:55:01 roc0 > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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