Hello, I'm using aufs with docker [1] on openSUSE 12.3. Sometimes my docker containers hang and the system load spikes. Looking into /var/log/messages I always find messages like this one:
2013-09-04T13:13:42.279434+02:00 roesti kernel: [11570.686358] aufs aufs_migratepage:666:mergesolv[17456]: This operation is not supported. Please report this application to aufs-users ML. 2013-09-04T13:13:42.279460+02:00 roesti kernel: [11570.686364] CPU: 0 PID: 17456 Comm: mergesolv Tainted: G O 3.10.10-3.g8038aea-desktop #1 2013-09-04T13:13:42.279463+02:00 roesti kernel: [11570.686365] Hardware name: LENOVO 6458C98/6458C98, BIOS 7LETC1WW (2.21 ) 07/01/2008 2013-09-04T13:13:42.279465+02:00 roesti kernel: [11570.686367] ffffffff815d1a65 000000000000007d ffffffffa0a90d7f ffff880082cc6b50 2013-09-04T13:13:42.279468+02:00 roesti kernel: [11570.686371] ffffffff81169dea 0000000000000001 ffffffff81174055 ffffea00041bf448 2013-09-04T13:13:42.279470+02:00 roesti kernel: [11570.686374] 0000000000000001 ffffea00038186b0 ffffffff81177030 ffffea00038186b0 2013-09-04T13:13:42.279473+02:00 roesti kernel: [11570.686377] Call Trace: 2013-09-04T13:13:42.279475+02:00 roesti kernel: [11570.686390] [<ffffffff81004a38>] dump_trace+0x88/0x300 2013-09-04T13:13:42.279477+02:00 roesti kernel: [11570.686394] [<ffffffff81004d8a>] show_stack_log_lvl+0xda/0x1e0 2013-09-04T13:13:42.279479+02:00 roesti kernel: [11570.686397] [<ffffffff810062cc>] show_stack+0x1c/0x50 2013-09-04T13:13:42.279481+02:00 roesti kernel: [11570.686413] [<ffffffffa0a90d7f>] aufs_migratepage+0x3f/0x50 [aufs] 2013-09-04T13:13:42.279483+02:00 roesti kernel: [11570.686458] [<ffffffff81169dea>] move_to_new_page+0x8a/0x240 2013-09-04T13:13:42.279486+02:00 roesti kernel: [11570.686462] [<ffffffff8116a667>] migrate_pages+0x577/0x610 2013-09-04T13:13:42.279488+02:00 roesti kernel: [11570.686467] [<ffffffff8113a0ba>] compact_zone+0x2aa/0x440 2013-09-04T13:13:42.279490+02:00 roesti kernel: [11570.686472] [<ffffffff8113a4d3>] compact_zone_order+0x93/0xe0 2013-09-04T13:13:42.279492+02:00 roesti kernel: [11570.686475] [<ffffffff8113a614>] try_to_compact_pages+0xf4/0x120 2013-09-04T13:13:42.279494+02:00 roesti kernel: [11570.686481] [<ffffffff815ceb10>] __alloc_pages_direct_compact+0xac/0x1d6 2013-09-04T13:13:42.279496+02:00 roesti kernel: [11570.686486] [<ffffffff81121cb9>] __alloc_pages_nodemask+0x789/0xa10 2013-09-04T13:13:42.279498+02:00 roesti kernel: [11570.686490] [<ffffffff8115ed7f>] alloc_pages_vma+0xaf/0x180 2013-09-04T13:13:42.279500+02:00 roesti kernel: [11570.686494] [<ffffffff8116fedd>] do_huge_pmd_anonymous_page+0x19d/0x480 2013-09-04T13:13:42.279502+02:00 roesti kernel: [11570.686499] [<ffffffff815db37a>] __do_page_fault+0x16a/0x4c0 2013-09-04T13:13:42.279504+02:00 roesti kernel: [11570.686503] [<ffffffff815db700>] do_page_fault+0x30/0x70 2013-09-04T13:13:42.279506+02:00 roesti kernel: [11570.686506] [<ffffffff815d8578>] page_fault+0x28/0x30 2013-09-04T13:13:42.279508+02:00 roesti kernel: [11570.686539] The full log can be found there: https://gist.github.com/flavio/6436555 These are the details of my system: * openSUSE 12.3 on x86_64 * kernel 3.10.10 (taken from this [2] repository). Unfortunately I cannot find a way to reproduce the issue. Thanks in advance Flavio [1] http://docker.io [2] http://download.opensuse.org/repositories/home:/flavio_castelli:/docker/openSUSE_12.3/ -- Flavio Castelli SUSE LINUX Products GmbH Maxfeldstraße 5, 90409 Nürnberg Germany ------------------------------------------------------------------------------ Learn the latest--Visual Studio 2012, SharePoint 2013, SQL 2012, more! Discover the easy way to master current and previous Microsoft technologies and advance your career. Get an incredible 1,500+ hours of step-by-step tutorial videos with LearnDevNow. Subscribe today and save! http://pubads.g.doubleclick.net/gampad/clk?id=58040911&iu=/4140/ostg.clktrk
