Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S967063AbXIKG1y (ORCPT ); Tue, 11 Sep 2007 02:27:54 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S966378AbXIKGSz (ORCPT ); Tue, 11 Sep 2007 02:18:55 -0400 Received: from mail.gmx.net ([213.165.64.20]:52531 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S966440AbXIKGSw (ORCPT ); Tue, 11 Sep 2007 02:18:52 -0400 X-Authenticated: #14349625 X-Provags-ID: V01U2FsdGVkX1+XwzpVx0mX33MFhXaHeyQRC8bzDipngfkBtLVUZ9 p4T+aHJJ+Z9OCC Subject: Re: [ANNOUNCE/RFC] Really Fair Scheduler From: Mike Galbraith To: Roman Zippel Cc: Ingo Molnar , Daniel Walker , linux-kernel@vger.kernel.org, peterz@infradead.org In-Reply-To: References: <1188694367.11196.42.camel@dhcp193.mvista.com> <20070902072029.GA24427@elte.hu> <1189238208.6575.54.camel@Homer.simpson.net> Content-Type: text/plain Date: Tue, 11 Sep 2007 08:18:45 +0200 Message-Id: <1189491525.6536.19.camel@Homer.simpson.net> Mime-Version: 1.0 X-Mailer: Evolution 2.8.2 Content-Transfer-Encoding: 7bit X-Y-GMX-Trusted: 0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 19932 Lines: 356 On Tue, 2007-09-11 at 01:23 +0200, Roman Zippel wrote: > Hi, > > On Sat, 8 Sep 2007, Mike Galbraith wrote: > > > > On Sun, 2 Sep 2007, Ingo Molnar wrote: > > > > > > Below is a patch updated against the latest git tree, no major changes. > > > > Interesting, I see major behavioral changes. > > > > I still see an aberration with fairtest2. On startup, the hog component > > will consume 100% cpu for a bit, then the sleeper shows up. This > > doesn't always happen, but happens quite often. > > I found the problem for this. What basically happened is that a task that > hasn't been running for a second is enqueued first on an idle queue and it > keeps that advantage compared to tasks that had been running more recently > until it catched up. The new version will now remember where the last task > left off and use that for that first task which restarts the queue. As a > side effect it also limits the bonus a task gets if multiple tasks are > woken at the same time. I still see the fairtest2 sleeper startup anomaly. Sometimes it starts up normally, others the sleeper is a delayed. Seems to require idle time to trigger worst case startup delay. 14854 root 20 0 1568 468 384 R 52 0.0 0:07.50 1 fairtest2 14855 root 20 0 1568 112 28 R 45 0.0 0:00.46 1 fairtest2 Everything else still seems fine. Boot-time warnings: [ 113.504259] audit(1189488395.753:2): audit_pid=5403 old=0 by auid=4294967295 [ 114.077979] IA-32 Microcode Update Driver: v1.14a [ 116.281216] 4,f70355a0(5633,b,d1cef00): 32af5bc18d4,31b49210000,f70355a0(5633,b,d1cef00),2 [ 116.298004] WARNING: at kernel/sched_norm.c:271 verify_queue() [ 116.312380] [] show_trace_log_lvl+0x1a/0x30 [ 116.326193] [] show_trace+0x12/0x14 [ 116.339270] [] dump_stack+0x16/0x18 [ 116.352199] [] verify_queue+0x2f8/0x3fb [ 116.365406] [] enqueue_entity+0x186/0x21b [ 116.378571] [] enqueue_task_fair+0x2f/0x31 [ 116.391545] [] enqueue_task+0xd/0x18 [ 116.403833] [] activate_task+0x20/0x2d [ 116.416174] [] __migrate_task+0x9a/0xc4 [ 116.428490] [] migration_thread+0x175/0x220 [ 116.441159] [] kthread+0x37/0x59 [ 116.452824] [] kernel_thread_helper+0x7/0x14 [ 116.465582] ======================= [ 116.476497] 4,f70355a0(5633,b,d1cef00): 32af5bc18d4,31b496c0000,f7e1a5a0(4179,3b0,232aaf800),4 [ 116.492899] WARNING: at kernel/sched_norm.c:271 verify_queue() [ 116.506459] [] show_trace_log_lvl+0x1a/0x30 [ 116.519302] [] show_trace+0x12/0x14 [ 116.531313] [] dump_stack+0x16/0x18 [ 116.543334] [] verify_queue+0x2f8/0x3fb [ 116.555710] [] update_curr+0xe6/0x102 [ 116.567654] [] task_tick_fair+0x3f/0x1f2 [ 116.579657] [] scheduler_tick+0x18d/0x2d5 [ 116.591808] [] update_process_times+0x44/0x63 [ 116.604400] [] tick_sched_timer+0x5c/0xbd [ 116.616741] [] hrtimer_interrupt+0x12c/0x1a0 [ 116.629230] [] smp_apic_timer_interrupt+0x57/0x88 [ 116.642047] [] apic_timer_interrupt+0x28/0x30 [ 116.654692] [] __wake_up+0x3a/0x42 [ 116.666158] [] sock_def_readable+0x6e/0x70 [ 116.678143] [] unix_stream_sendmsg+0x19d/0x32c [ 116.690520] [] sock_aio_write+0x104/0x123 [ 116.702479] [] do_sync_readv_writev+0xb4/0xea [ 116.714907] [] do_readv_writev+0xbb/0x1d4 [ 116.727074] [] vfs_writev+0x3f/0x51 [ 116.738800] [] sys_writev+0x3d/0x64 [ 116.750154] [] sysenter_past_esp+0x5f/0x85 [ 116.761932] ======================= [ 116.772092] 4,f70355a0(5633,b,d1cef00): 32af5bc18d4,31b496c0000,f793bae0(4010,3b0,232aaf800),3 [ 116.787811] WARNING: at kernel/sched_norm.c:271 verify_queue() [ 116.800930] [] show_trace_log_lvl+0x1a/0x30 [ 116.813437] [] show_trace+0x12/0x14 [ 116.825164] [] dump_stack+0x16/0x18 [ 116.836828] [] verify_queue+0x2f8/0x3fb [ 116.848910] [] dequeue_task_fair+0x4b/0x2d3 [ 116.861390] [] dequeue_task+0xd/0x18 [ 116.873193] [] deactivate_task+0x20/0x3a [ 116.885335] [] balance_tasks+0x9f/0x140 [ 116.897357] [] load_balance_fair+0x60/0x7d [ 116.909627] [] move_tasks+0x5b/0x77 [ 116.921200] [] load_balance+0xd3/0x2ab [ 116.932786] [] run_rebalance_domains+0x89/0x319 [ 116.944998] [] __do_softirq+0x73/0xe0 [ 116.956238] [] do_softirq+0x6e/0xc1 [ 116.967316] ======================= [ 116.977554] 3,f70355a0(5633,b,d1cef00): 32af5bc18d4,31b2ded0000,f793bae0(4010,3b0,232aaf800),1 [ 116.993315] WARNING: at kernel/sched_norm.c:271 verify_queue() [ 117.006408] [] show_trace_log_lvl+0x1a/0x30 [ 117.018914] [] show_trace+0x12/0x14 [ 117.030667] [] dump_stack+0x16/0x18 [ 117.042332] [] verify_queue+0x2f8/0x3fb [ 117.054335] [] dequeue_task_fair+0x1a6/0x2d3 [ 117.066781] [] dequeue_task+0xd/0x18 [ 117.078429] [] deactivate_task+0x20/0x3a [ 117.090380] [] balance_tasks+0x9f/0x140 [ 117.102203] [] load_balance_fair+0x60/0x7d [ 117.114283] [] move_tasks+0x5b/0x77 [ 117.125689] [] load_balance+0xd3/0x2ab [ 117.137320] [] run_rebalance_domains+0x89/0x319 [ 117.149773] [] __do_softirq+0x73/0xe0 [ 117.161343] [] do_softirq+0x6e/0xc1 [ 117.172724] ======================= [ 117.183276] 3,f70355a0(5633,b,d1cef00): 32af5bc18d4,31b2ded0000,f7035ae0(5612,3b0,232aaf800),3 [ 117.199354] WARNING: at kernel/sched_norm.c:271 verify_queue() [ 117.212692] [] show_trace_log_lvl+0x1a/0x30 [ 117.225188] [] show_trace+0x12/0x14 [ 117.236680] [] dump_stack+0x16/0x18 [ 117.247991] [] verify_queue+0x2f8/0x3fb [ 117.259717] [] dequeue_task_fair+0x4b/0x2d3 [ 117.271903] [] dequeue_task+0xd/0x18 [ 117.283414] [] deactivate_task+0x20/0x3a [ 117.295253] [] balance_tasks+0x9f/0x140 [ 117.307030] [] load_balance_fair+0x60/0x7d [ 117.319101] [] move_tasks+0x5b/0x77 [ 117.330543] [] load_balance+0xd3/0x2ab [ 117.342243] [] run_rebalance_domains+0x89/0x319 [ 117.354801] [] __do_softirq+0x73/0xe0 [ 117.366493] [] do_softirq+0x6e/0xc1 [ 117.377949] ======================= [ 117.388461] 8,f70355a0(5633,b,d1cef00): 32af5bc18d4,31c54050000,f70355a0(5633,b,d1cef00),2 [ 117.404131] WARNING: at kernel/sched_norm.c:271 verify_queue() [ 117.417451] [] show_trace_log_lvl+0x1a/0x30 [ 117.429922] [] show_trace+0x12/0x14 [ 117.441387] [] dump_stack+0x16/0x18 [ 117.452681] [] verify_queue+0x2f8/0x3fb [ 117.464372] [] enqueue_entity+0x186/0x21b [ 117.476324] [] enqueue_task_fair+0x2f/0x31 [ 117.488346] [] enqueue_task+0xd/0x18 [ 117.499760] [] activate_task+0x20/0x2d [ 117.511365] [] balance_tasks+0xb4/0x140 [ 117.523046] [] load_balance_fair+0x60/0x7d [ 117.535015] [] move_tasks+0x5b/0x77 [ 117.546335] [] load_balance+0xd3/0x2ab [ 117.557923] [] run_rebalance_domains+0x89/0x319 [ 117.570385] [] __do_softirq+0x73/0xe0 [ 117.581929] [] do_softirq+0x6e/0xc1 [ 117.593248] ======================= [ 117.603676] 8,f70355a0(5633,b,d1cef00): 32af5bc18d4,31c54050000,dfcd4060(939,135,b82da880),4 [ 117.619422] WARNING: at kernel/sched_norm.c:271 verify_queue() [ 117.632410] [] show_trace_log_lvl+0x1a/0x30 [ 117.644554] [] show_trace+0x12/0x14 [ 117.655838] [] dump_stack+0x16/0x18 [ 117.667078] [] verify_queue+0x2f8/0x3fb [ 117.678770] [] update_curr+0xe6/0x102 [ 117.690245] [] task_tick_fair+0x3f/0x1f2 [ 117.701972] [] scheduler_tick+0x18d/0x2d5 [ 117.713818] [] update_process_times+0x44/0x63 [ 117.726056] [] tick_sched_timer+0x5c/0xbd [ 117.737964] [] hrtimer_interrupt+0x12c/0x1a0 [ 117.750175] [] smp_apic_timer_interrupt+0x57/0x88 [ 117.762890] [] apic_timer_interrupt+0x28/0x30 [ 117.775290] [] run_rebalance_domains+0x89/0x319 [ 117.787875] [] __do_softirq+0x73/0xe0 [ 117.799549] [] do_softirq+0x6e/0xc1 [ 117.811040] ======================= [ 117.821594] 8,f70355a0(5633,b,d1cef00): 32af5bc18d4,32397330000,dfc46060(3936,3b0,232aaf800),3 [ 117.837448] WARNING: at kernel/sched_norm.c:271 verify_queue() [ 117.850404] [] show_trace_log_lvl+0x1a/0x30 [ 117.862659] [] show_trace+0x12/0x14 [ 117.874184] [] dump_stack+0x16/0x18 [ 117.885711] [] verify_queue+0x2f8/0x3fb [ 117.897601] [] dequeue_task_fair+0x4b/0x2d3 [ 117.909865] [] dequeue_task+0xd/0x18 [ 117.921487] [] deactivate_task+0x20/0x3a [ 117.933509] [] balance_tasks+0x9f/0x140 [ 117.945443] [] load_balance_fair+0x60/0x7d [ 117.957671] [] move_tasks+0x5b/0x77 [ 117.969259] [] load_balance+0xd3/0x2ab [ 117.981115] [] run_rebalance_domains+0x89/0x319 [ 117.993846] [] __do_softirq+0x73/0xe0 [ 118.005658] [] do_softirq+0x6e/0xc1 [ 118.017255] ======================= [ 118.027946] 7,f70355a0(5633,b,d1cef00): 32af5bc18d4,3238da60000,dfc46060(3936,3b0,232aaf800),1 [ 118.044138] WARNING: at kernel/sched_norm.c:271 verify_queue() [ 118.057413] [] show_trace_log_lvl+0x1a/0x30 [ 118.069850] [] show_trace+0x12/0x14 [ 118.081438] [] dump_stack+0x16/0x18 [ 118.092983] [] verify_queue+0x2f8/0x3fb [ 118.104976] [] dequeue_task_fair+0x1a6/0x2d3 [ 118.117448] [] dequeue_task+0xd/0x18 [ 118.129182] [] deactivate_task+0x20/0x3a [ 118.141272] [] balance_tasks+0x9f/0x140 [ 118.153258] [] load_balance_fair+0x60/0x7d [ 118.165505] [] move_tasks+0x5b/0x77 [ 118.177084] [] load_balance+0xd3/0x2ab [ 118.188888] [] run_rebalance_domains+0x89/0x319 [ 118.201507] [] __do_softirq+0x73/0xe0 [ 118.213207] [] do_softirq+0x6e/0xc1 [ 118.224673] ======================= [ 118.235200] 7,f70355a0(5633,b,d1cef00): 32af5bc18d4,3238da60000,f791f060(5607,3b0,232aaf800),3 [ 118.251260] WARNING: at kernel/sched_norm.c:271 verify_queue() [ 118.264614] [] show_trace_log_lvl+0x1a/0x30 [ 118.277128] [] show_trace+0x12/0x14 [ 118.288631] [] dump_stack+0x16/0x18 [ 118.299967] [] verify_queue+0x2f8/0x3fb [ 118.311709] [] dequeue_task_fair+0x4b/0x2d3 [ 118.323920] [] dequeue_task+0xd/0x18 [ 118.335457] [] deactivate_task+0x20/0x3a [ 118.347331] [] balance_tasks+0x9f/0x140 [ 118.359125] [] load_balance_fair+0x60/0x7d [ 118.371206] [] move_tasks+0x5b/0x77 [ 118.382656] [] load_balance+0xd3/0x2ab [ 118.394366] [] run_rebalance_domains+0x89/0x319 [ 118.406932] [] __do_softirq+0x73/0xe0 [ 118.418632] [] do_softirq+0x6e/0xc1 [ 118.430088] ======================= [ 118.661317] NFSD: Using /var/lib/nfs/v4recovery as the NFSv4 state recovery directory [ 118.841985] 3,f7913ae0(5648,b,d1cef00): 30aea0eef39,2dc5dc40000,f7913ae0(5648,b,d1cef00),5 [ 118.876767] WARNING: at kernel/sched_norm.c:438 entity_tick() [ 118.908572] [] show_trace_log_lvl+0x1a/0x30 [ 118.939760] [] show_trace+0x12/0x14 [ 118.970122] [] dump_stack+0x16/0x18 [ 119.000496] [] task_tick_fair+0x194/0x1f2 [ 119.031508] [] scheduler_tick+0x18d/0x2d5 [ 119.062350] [] update_process_times+0x44/0x63 [ 119.093732] [] tick_sched_timer+0x5c/0xbd [ 119.124944] [] hrtimer_interrupt+0x12c/0x1a0 [ 119.156611] [] smp_apic_timer_interrupt+0x57/0x88 [ 119.188954] [] apic_timer_interrupt+0x28/0x30 [ 119.221063] [] __do_fault+0x3d/0x363 [ 119.252382] [] handle_mm_fault+0x11b/0x6a8 [ 119.284202] [] do_page_fault+0x3ed/0x615 [ 119.315726] [] error_code+0x72/0x78 [ 119.346869] ======================= [ 119.408744] 3,f7dceae0(5657,b,d1cef00): 333cd7dba80,3291a150000,f7dceae0(5657,b,d1cef00),5 [ 119.424943] WARNING: at kernel/sched_norm.c:438 entity_tick() [ 119.438312] [] show_trace_log_lvl+0x1a/0x30 [ 119.451068] [] show_trace+0x12/0x14 [ 119.463097] [] dump_stack+0x16/0x18 [ 119.475119] [] task_tick_fair+0x194/0x1f2 [ 119.487694] [] scheduler_tick+0x18d/0x2d5 [ 119.500217] [] update_process_times+0x44/0x63 [ 119.513155] [] tick_sched_timer+0x5c/0xbd [ 119.525773] [] hrtimer_interrupt+0x12c/0x1a0 [ 119.538696] [] smp_apic_timer_interrupt+0x57/0x88 [ 119.552119] [] apic_timer_interrupt+0x28/0x30 [ 119.565221] ======================= [ 119.650421] NFSD: starting 90-second grace period [ 120.632062] 2,f7335060(5712,b,d1cef00): 35ac9c90eea,ffffe84b40460000,f7335060(5712,b,d1cef00),5 [ 120.652839] WARNING: at kernel/sched_norm.c:438 entity_tick() [ 120.670841] [] show_trace_log_lvl+0x1a/0x30 [ 120.688353] [] show_trace+0x12/0x14 [ 120.705102] [] dump_stack+0x16/0x18 [ 120.721703] [] task_tick_fair+0x194/0x1f2 [ 120.738851] [] scheduler_tick+0x18d/0x2d5 [ 120.755914] [] update_process_times+0x44/0x63 [ 120.773311] [] tick_sched_timer+0x5c/0xbd [ 120.790296] [] hrtimer_interrupt+0x12c/0x1a0 [ 120.807555] [] smp_apic_timer_interrupt+0x57/0x88 [ 120.825351] [] apic_timer_interrupt+0x28/0x30 [ 120.842811] ======================= [ 120.858451] 2,f7335060(5712,b,d1cef00): 35aca70e122,ffffe84b40e90000,f7335060(5712,b,d1cef00),5 [ 120.879922] WARNING: at kernel/sched_norm.c:438 entity_tick() [ 120.898237] [] show_trace_log_lvl+0x1a/0x30 [ 120.915750] [] show_trace+0x12/0x14 [ 120.932336] [] dump_stack+0x16/0x18 [ 120.948858] [] task_tick_fair+0x194/0x1f2 [ 120.966070] [] scheduler_tick+0x18d/0x2d5 [ 120.983249] [] update_process_times+0x44/0x63 [ 121.000839] [] tick_sched_timer+0x5c/0xbd [ 121.018090] [] hrtimer_interrupt+0x12c/0x1a0 [ 121.035610] [] smp_apic_timer_interrupt+0x57/0x88 [ 121.053627] [] apic_timer_interrupt+0x28/0x30 [ 121.071256] ======================= [ 121.087023] 2,f7335060(5712,b,d1cef00): 35acb18b35a,ffffe84b418c0000,f7335060(5712,b,d1cef00),5 [ 121.108549] WARNING: at kernel/sched_norm.c:438 entity_tick() [ 121.127230] [] show_trace_log_lvl+0x1a/0x30 [ 121.145279] [] show_trace+0x12/0x14 [ 121.162114] [] dump_stack+0x16/0x18 [ 121.178420] [] task_tick_fair+0x194/0x1f2 [ 121.195216] [] scheduler_tick+0x18d/0x2d5 [ 121.211843] [] update_process_times+0x44/0x63 [ 121.228703] [] tick_sched_timer+0x5c/0xbd [ 121.245445] [] hrtimer_interrupt+0x12c/0x1a0 [ 121.262515] [] smp_apic_timer_interrupt+0x57/0x88 [ 121.279696] [] apic_timer_interrupt+0x28/0x30 [ 121.296219] ======================= [ 121.310817] 2,f7335060(5712,b,d1cef00): 35acbc08592,ffffe84b422e0000,f7335060(5712,b,d1cef00),5 [ 121.331338] WARNING: at kernel/sched_norm.c:438 entity_tick() [ 121.349145] [] show_trace_log_lvl+0x1a/0x30 [ 121.366481] [] show_trace+0x12/0x14 [ 121.383035] [] dump_stack+0x16/0x18 [ 121.399470] [] task_tick_fair+0x194/0x1f2 [ 121.416436] [] scheduler_tick+0x18d/0x2d5 [ 121.433297] [] update_process_times+0x44/0x63 [ 121.450497] [] tick_sched_timer+0x5c/0xbd [ 121.467300] [] hrtimer_interrupt+0x12c/0x1a0 [ 121.484335] [] smp_apic_timer_interrupt+0x57/0x88 [ 121.501525] [] apic_timer_interrupt+0x28/0x30 [ 121.518032] ======================= [ 121.532610] 2,f7335060(5712,b,d1cef00): 35acc6857ca,ffffe84b42d10000,f7335060(5712,b,d1cef00),5 [ 121.553097] WARNING: at kernel/sched_norm.c:438 entity_tick() [ 121.570885] [] show_trace_log_lvl+0x1a/0x30 [ 121.588190] [] show_trace+0x12/0x14 [ 121.604731] [] dump_stack+0x16/0x18 [ 121.621151] [] task_tick_fair+0x194/0x1f2 [ 121.638084] [] scheduler_tick+0x18d/0x2d5 [ 121.654955] [] update_process_times+0x44/0x63 [ 121.672143] [] tick_sched_timer+0x5c/0xbd [ 121.688956] [] hrtimer_interrupt+0x12c/0x1a0 [ 121.705988] [] smp_apic_timer_interrupt+0x57/0x88 [ 121.723180] [] apic_timer_interrupt+0x28/0x30 [ 121.739686] ======================= [ 121.754270] 3,f7335060(5712,b,d1cef00): 35acd102a0d,ffffe85123590000,f7335060(5712,b,d1cef00),5 [ 121.774772] WARNING: at kernel/sched_norm.c:438 entity_tick() [ 121.792570] [] show_trace_log_lvl+0x1a/0x30 [ 121.809871] [] show_trace+0x12/0x14 [ 121.826405] [] dump_stack+0x16/0x18 [ 121.842791] [] task_tick_fair+0x194/0x1f2 [ 121.859719] [] scheduler_tick+0x18d/0x2d5 [ 121.876564] [] update_process_times+0x44/0x63 [ 121.893738] [] tick_sched_timer+0x5c/0xbd [ 121.910522] [] hrtimer_interrupt+0x12c/0x1a0 [ 121.927532] [] smp_apic_timer_interrupt+0x57/0x88 [ 121.944700] [] apic_timer_interrupt+0x28/0x30 [ 121.961179] ======================= [ 121.975739] 2,f7335060(5712,b,d1cef00): 35acdb7fc45,ffffe85306070000,f7335060(5712,b,d1cef00),5 [ 121.996410] WARNING: at kernel/sched_norm.c:438 entity_tick() [ 122.014189] [] show_trace_log_lvl+0x1a/0x30 [ 122.031484] [] show_trace+0x12/0x14 [ 122.047999] [] dump_stack+0x16/0x18 [ 122.064367] [] task_tick_fair+0x194/0x1f2 [ 122.081282] [] scheduler_tick+0x18d/0x2d5 [ 122.098123] [] update_process_times+0x44/0x63 [ 122.115307] [] tick_sched_timer+0x5c/0xbd [ 122.132098] [] hrtimer_interrupt+0x12c/0x1a0 [ 122.149090] [] smp_apic_timer_interrupt+0x57/0x88 [ 122.166256] [] apic_timer_interrupt+0x28/0x30 [ 122.182763] ======================= [ 122.197362] 2,f7335060(5712,b,d1cef00): 35ace5fce7d,ffffe85306aa0000,f7335060(5712,b,d1cef00),5 [ 122.217856] WARNING: at kernel/sched_norm.c:438 entity_tick() [ 122.235637] [] show_trace_log_lvl+0x1a/0x30 [ 122.252929] [] show_trace+0x12/0x14 [ 122.269437] [] dump_stack+0x16/0x18 [ 122.285823] [] task_tick_fair+0x194/0x1f2 [ 122.302718] [] scheduler_tick+0x18d/0x2d5 [ 122.319572] [] update_process_times+0x44/0x63 [ 122.336736] [] tick_sched_timer+0x5c/0xbd [ 122.353530] [] hrtimer_interrupt+0x12c/0x1a0 [ 122.370532] [] smp_apic_timer_interrupt+0x57/0x88 [ 122.387687] [] apic_timer_interrupt+0x28/0x30 [ 122.404192] ======================= [ 128.411998] [drm] Initialized drm 1.1.0 20060810 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/