On Thu, May 16, 2019 at 04:49:08PM +0200, stefan.flothkoetter wrote: > Hi! > > I'm frequently seeing spin_lock timeouts during heavy load caused by a sync: > Using current CentOS7 with Kernel 3.10.0-957.12.1.el7.x86_64 and DRBD > 9.0.16-1: > > [ 2641.853381] [<ffffffff9156b6e7>] _raw_spin_lock_irqsave+0x37/0x40 > [ 2641.927774] [<ffffffffc0b7357f>] drbd_rs_complete_io+0x3f/0x160 [drbd] > [ 2642.007354] [<ffffffffc0b4d8ac>] drbd_endio_write_sec_final+0x3cc/0x460 > [drbd] > [ 2642.095228] [<ffffffffc0b4db18>] drbd_peer_request_endio+0x1d8/0x420 > [drbd] > [ 2642.179992] [<ffffffff9107fc87>] bio_endio+0x67/0xb0 > [ 2642.240899] [<ffffffffc0324125>] dec_pending+0x1b5/0x350 [dm_mod] > [ 2642.315269] [<ffffffff90fb96c7>] ? mempool_free_slab+0x17/0x20 > [ 2642.386547] [<ffffffffc0324df1>] clone_endio+0x71/0x100 [dm_mod] > [ 2642.459884] [<ffffffff9107fc87>] bio_endio+0x67/0xb0 > [ 2642.520783] [<ffffffff91145a40>] blk_update_request+0x90/0x360 > [ 2642.592064] [<ffffffff912dacd4>] scsi_end_request+0x34/0x1e0 > [ 2642.661259] [<ffffffff912db048>] scsi_io_completion+0x168/0x6a0 > [ 2642.733575] [<ffffffff912d9a41>] ? scsi_done+0x21/0x60 > [ 2642.796545] [<ffffffff912d04fc>] scsi_finish_command+0xdc/0x140 > [ 2642.868855] [<ffffffff912da592>] scsi_softirq_done+0x132/0x160 > [ 2642.940127] [<ffffffff9114d366>] blk_done_softirq+0x96/0xc0 > [ 2643.008288] [<ffffffff90ea0f45>] __do_softirq+0xf5/0x280 > [ 2643.073335] [<ffffffff915792ec>] call_softirq+0x1c/0x30 > [ 2643.137344] [<ffffffff90e2e675>] do_softirq+0x65/0xa0 > [ 2643.199280] [<ffffffff90ea12c5>] irq_exit+0x105/0x110 > [ 2643.261216] [<ffffffff9157a5a6>] do_IRQ+0x56/0xf0 > [ 2643.318999] [<ffffffff9156c362>] common_interrupt+0x162/0x162 > [ 2643.389221] <EOI> [<ffffffffc0b6251b>] ? receive_Data+0x78b/0x18f0 [drbd] > [ 2643.473042] [<ffffffffc0b6250e>] ? receive_Data+0x77e/0x18f0 [drbd]
Supposedly fixed with 9.0.18, more specifically with 7ce7cac6 drbd: fix potential spinlock deadlock on device->al_lock -- : Lars Ellenberg : LINBIT | Keeping the Digital World Running : DRBD -- Heartbeat -- Corosync -- Pacemaker DRBD® and LINBIT® are registered trademarks of LINBIT __ please don't Cc me, but send to list -- I'm subscribed _______________________________________________ drbd-user mailing list [email protected] http://lists.linbit.com/mailman/listinfo/drbd-user
