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2026-02-28 - 14:35
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack1slot2.osadl.org (updated Sat Feb 28, 2026 12:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1893724334,0sleep20-21swapper/207:13:512
1877524334,0sleep10-21swapper/107:12:101
1906323728,0sleep30-21swapper/307:15:163
1890822824,0sleep00-21swapper/007:13:290
192329976,0cyclictest28003-21fschecks_time09:51:411
339960,0migration/332674-21sh12:03:163
339960,0migration/332070-21sh09:33:013
339960,0migration/329446-21sh12:40:583
339960,0migration/329160-21pmu-power07:41:503
339960,0migration/322743-21sh11:40:453
339960,0migration/317796-21sh10:59:183
339960,0migration/313540-21munin-node09:21:503
339960,0migration/311036-21sh09:58:443
339960,0migration/310650-21sh12:11:393
29805060,0irq/28-eth0-rx-18183-21sed10:41:443
29805060,0irq/28-eth0-rx-16548-21sh11:56:283
29805060,0irq/28-eth0-rx-1390-21ntp_states12:21:483
192329966,0cyclictest0-21swapper/112:41:471
192309965,0cyclictest5195-21idleruntime-cro08:36:280
192309960,0cyclictest0-21swapper/009:36:320
339950,0migration/38086-21timerwakeupswit08:11:523
339950,0migration/38042-21kthreadcore10:16:443
339950,0migration/37017-21latency_hist09:21:273
339950,0migration/34444-21kthreadcore10:31:463
339950,0migration/33918-21aten_r1power_fr11:11:383
339950,0migration/330114-21kthreadcore11:06:463
339950,0migration/327983-21fschecks_count09:51:403
339950,0migration/324732-21irqrtprio08:26:443
339950,0migration/324522-21irqcore11:41:433
339950,0migration/323564-21kthreadcore09:46:453
339950,0migration/323182-21taskset10:26:383
339950,0migration/322370-21munin-node09:06:453
339950,0migration/322340-21munin-node08:21:503
339950,0migration/321307-21kthreadcore08:01:433
339950,0migration/318951-21kthreadcore09:26:463
339950,0migration/313613-21kthreadcore09:41:453
339950,0migration/311528-21kthreadcore11:31:453
339950,0migration/311345-21rt-features07:51:483
339950,0migration/31118-21kthreadcore12:41:433
329950,0watchdog/330727-21diskstats07:46:423
329950,0watchdog/327559-21grep10:46:473
329950,0watchdog/327400-21sendmail_mailtr11:21:513
329950,0watchdog/322804-21munin-node11:56:473
329950,0watchdog/312456-21munin-node07:56:383
329950,0watchdog/30-21swapper/310:21:473
329950,0watchdog/30-21swapper/308:36:383
29815050,0irq/29-eth0-tx-8833-21ssh09:38:492
29815050,0irq/29-eth0-tx-5221-21ssh09:16:590
29815050,0irq/29-eth0-tx-3524-21snmpd08:54:590
29815050,0irq/29-eth0-tx-31724-21ssh10:31:362
29815050,0irq/29-eth0-tx-31279-21kthreadcore10:11:452
29815050,0irq/29-eth0-tx-1685-21munin-node12:06:402
29815050,0irq/29-eth0-tx-15944-21munin-node07:36:470
29805050,0irq/28-eth0-rx-8885-21taskset10:53:293
29805050,0irq/28-eth0-rx-6314-21runrttasks12:20:173
29805050,0irq/28-eth0-rx-5521-21irqrtprio12:26:453
29805050,0irq/28-eth0-rx-21475-21grep10:06:413
29805050,0irq/28-eth0-rx-18315-21netstat10:01:473
29805050,0irq/28-eth0-rx-16070-21cut08:41:453
29805050,0irq/28-eth0-rx-0-21swapper/312:31:413
29805050,0irq/28-eth0-rx-0-21swapper/311:28:383
29805050,0irq/28-eth0-rx-0-21swapper/311:01:473
29805050,0irq/28-eth0-rx-0-21swapper/310:37:583
29805050,0irq/28-eth0-rx-0-21swapper/310:13:373
29805050,0irq/28-eth0-rx-0-21swapper/307:36:523
27150,0ktimersoftd/20-21swapper/209:33:302
259950,0migration/24554-21fschecks_time11:11:402
259950,0migration/225439-21aten2.4-expect10:46:412
249950,0watchdog/21379-21ssh12:06:232
192379955,0cyclictest0-21swapper/211:43:532
192379955,0cyclictest0-21swapper/210:20:002
192379955,0cyclictest0-21swapper/209:49:352
192379955,0cyclictest0-21swapper/209:42:572
192379955,0cyclictest0-21swapper/207:31:282
192379950,0cyclictest0-21swapper/210:01:052
192329954,0cyclictest3524-21snmpd10:08:421
192309955,0cyclictest0-21swapper/012:01:150
192309955,0cyclictest0-21swapper/011:51:290
192309955,0cyclictest0-21swapper/010:09:190
192309950,0cyclictest0-21swapper/011:13:290
192309950,0cyclictest0-21swapper/010:15:380
192309950,0cyclictest0-21swapper/008:36:560
179950,0migration/112234-21latency_hist10:01:271
179950,0migration/110157-21turbostat12:11:281
169950,0watchdog/124663-21irqstats07:41:461
149950,0migration/09547-21fschecks_time07:31:400
149950,0migration/0913-21kthreadcore11:26:460
149950,0migration/09077-21kthreadcore10:16:450
149950,0migration/08488-21kthreadcore07:51:450
149950,0migration/07946-21latency_hist10:36:280
149950,0migration/06812-21kthreadcore09:56:460
149950,0migration/04709-21kthreadcore11:46:460
149950,0migration/04132-21kthreadcore07:26:450
149950,0migration/032147-21kthreadcore11:06:460
149950,0migration/02896-21taskset08:56:410
149950,0migration/026692-21taskset11:05:010
149950,0migration/02582-21sh08:11:410
149950,0migration/024504-21irqrtprio10:26:430
149950,0migration/023928-21kthreadcore08:46:440
149950,0migration/023521-21kthreadcore07:16:440
149950,0migration/021618-21kthreadcore09:46:440
149950,0migration/020791-21sh11:21:220
149950,0migration/02072-21taskset12:22:080
149950,0migration/019215-21kthreadcore09:26:460
149950,0migration/018686-21kthreadcore09:06:430
149950,0migration/017981-21sh12:14:180
149950,0migration/017837-21kthreadcore08:21:450
149950,0migration/01661-21kthreadcore12:41:430
149950,0migration/015218-21taskset10:38:080
149950,0migration/013329-21gltestperf07:56:410
149950,0migration/012876-21kthreadcore09:21:470
149950,0migration/01240-21latency_hist07:26:270
149950,0migration/010968-21fschecks_time10:56:450
8305040,0irq/26-0000:00:0-21swapper/209:26:272
8305040,0irq/26-0000:00:0-21swapper/207:36:282
339940,0migration/37371-21sh09:36:473
339940,0migration/314385-21kthreadcore08:16:433
339940,0migration/310720-21irqrtprio09:01:443
329940,0watchdog/36652-21kthreadcore07:26:463
329940,0watchdog/30-21swapper/308:46:423
29815040,0irq/29-eth0-tx-6051-21munin-node11:31:522
29815040,0irq/29-eth0-tx-3987-21ssh12:26:392
29815040,0irq/29-eth0-tx-31701-21cut12:21:462
29815040,0irq/29-eth0-tx-29726-21munin-node11:26:422
29815040,0irq/29-eth0-tx-24951-21tr10:06:452
29815040,0irq/29-eth0-tx-16671-21taskset10:41:352
29815040,0irq/29-eth0-tx-0-21swapper/212:41:312
29815040,0irq/29-eth0-tx-0-21swapper/211:01:392
29815040,0irq/29-eth0-tx-0-21swapper/210:59:172
29815040,0irq/29-eth0-tx-0-21swapper/210:01:362
29815040,0irq/29-eth0-tx-0-21swapper/209:51:352
29815040,0irq/29-eth0-tx-0-21swapper/209:21:362
29815040,0irq/29-eth0-tx-0-21swapper/008:41:500
29815040,0irq/29-eth0-tx-0-21swapper/008:01:440
29805040,0irq/28-eth0-rx-4720-21kthreadcore12:06:443
29805040,0irq/28-eth0-rx-4592-21timerwakeupswit08:31:533
29805040,0irq/28-eth0-rx-0-21swapper/311:47:483
29805040,0irq/28-eth0-rx-0-21swapper/311:19:233
29805040,0irq/28-eth0-rx-0-21swapper/308:56:443
29805040,0irq/28-eth0-rx-0-21swapper/307:16:433
259940,0migration/25481-21munin-node08:56:452
259940,0migration/25156-21aten_r1power_cu07:51:382
259940,0migration/22760-21kthreadcore11:46:452
259940,0migration/226668-21runrttasks07:21:372
259940,0migration/223079-21runrttasks08:26:182
259940,0migration/220733-21if_eth1.308:01:422
259940,0migration/219949-21gltestperf12:16:392
259940,0migration/219472-21aten_r1power_cu07:16:372
259940,0migration/218168-21latency07:56:452
259940,0migration/211331-21kthreadcore10:36:442
249940,0watchdog/26650-21kthreadcore07:26:462
249940,0watchdog/2533-21chrt08:06:502
249940,0watchdog/2533-21chrt08:06:502
249940,0watchdog/218033-21kthreadcore10:21:472
249940,0watchdog/214625-21ssh11:36:352
249940,0watchdog/210452-21kthreadcore08:16:422
249940,0watchdog/20-21swapper/208:36:382
192379944,0cyclictest0-21swapper/212:31:292
192379944,0cyclictest0-21swapper/211:58:512
192379943,0cyclictest9332-21awk11:51:432
192379943,0cyclictest3571-21lldpd08:43:402
192379943,0cyclictest3524-21snmpd12:37:132
192379943,0cyclictest3524-21snmpd11:06:422
192379943,0cyclictest3524-21snmpd09:16:262
192379943,0cyclictest3524-21snmpd09:09:262
192379943,0cyclictest3524-21snmpd08:51:402
192379943,0cyclictest3524-21snmpd07:42:402
192379943,0cyclictest3250-21irqbalance12:12:152
192379943,0cyclictest3250-21irqbalance11:21:542
192379943,0cyclictest3250-21irqbalance09:17:442
192379943,0cyclictest3250-21irqbalance08:31:342
192379943,0cyclictest3250-21irqbalance07:46:442
192379943,0cyclictest2598-21awk10:51:432
192379943,0cyclictest24182-21awk10:26:422
192379943,0cyclictest13673-21awk11:16:432
192329944,0cyclictest0-21swapper/112:12:371
192329944,0cyclictest0-21swapper/111:11:461
192329944,0cyclictest0-21swapper/109:48:121
192329944,0cyclictest0-21swapper/107:51:421
192329943,0cyclictest5169-21awk12:26:441
192329943,0cyclictest3571-21lldpd09:27:411
192329943,0cyclictest3571-21lldpd09:09:411
192329943,0cyclictest3571-21lldpd09:02:111
192329943,0cyclictest3571-21lldpd08:49:101
192329943,0cyclictest3524-21snmpd12:02:431
192329943,0cyclictest3524-21snmpd11:53:581
192329943,0cyclictest3524-21snmpd08:33:101
192329943,0cyclictest3250-21irqbalance10:36:541
192329943,0cyclictest3250-21irqbalance10:35:341
192329943,0cyclictest3250-21irqbalance09:56:441
192329943,0cyclictest27813-21awk08:06:431
192329943,0cyclictest27813-21awk08:06:431
192329943,0cyclictest2584-21awk07:26:441
192329943,0cyclictest20597-21awk07:16:421
192329943,0cyclictest16768-21grep08:21:421
192329943,0cyclictest15827-21awk11:36:441
192329943,0cyclictest11310-21awk10:56:461
192329940,0cyclictest0-21swapper/111:03:151
192329940,0cyclictest0-21swapper/110:17:041
192309944,0cyclictest0-21swapper/010:53:280
192309944,0cyclictest0-21swapper/010:06:100
192309944,0cyclictest0-21swapper/009:51:300
192309943,0cyclictest3524-21snmpd12:29:130
192309943,0cyclictest3250-21irqbalance12:36:450
192309943,0cyclictest3250-21irqbalance11:32:140
192309943,0cyclictest3250-21irqbalance09:11:540
192309943,0cyclictest22214-21awk11:21:440
192309943,0cyclictest15737-21awk11:36:440
192309943,0cyclictest13705-21awk12:31:430
192309943,0cyclictest11312-21awk09:41:430
192309943,0cyclictest10287-21awk09:01:430
19140,0ktimersoftd/11211-21perf07:26:271
19140,0ktimersoftd/10-21swapper/112:40:131
179940,0migration/17987-21kthreadcore11:31:441
179940,0migration/131966-21kthreadcore07:46:471
179940,0migration/130928-21munin-node11:26:451
179940,0migration/130048-21fschecks_count10:11:411
179940,0migration/128579-21kthreadcore10:46:471
179940,0migration/126144-21taskset08:02:031
179940,0migration/123288-21latency_hist08:26:281
179940,0migration/12101-21fschecks_count10:51:411
179940,0migration/120474-21runrttasks12:35:001
179940,0migration/119651-21kthreadcore07:36:451
179940,0migration/114417-21kthreadcore07:31:451
179940,0migration/113704-21munin-node08:41:431
179940,0migration/112370-21taskset07:56:311
179940,0migration/110011-21munin-node08:16:411
169940,0watchdog/132465-21sh09:34:111
169940,0watchdog/12498-21ssh11:08:431
169940,0watchdog/124712-21kthreadcore11:21:471
169940,0watchdog/11978-21hostname08:56:381
169940,0watchdog/112834-21kthreadcore09:21:471
169940,0watchdog/110083-21cut08:36:421
169940,0watchdog/10-21swapper/111:56:471
169940,0watchdog/10-21swapper/110:21:431
149940,0migration/0840-21kthreadcore07:46:470
149940,0migration/031904-21switchtime12:01:520
149940,0migration/028910-21kthreadcore11:41:450
149940,0migration/026432-21kthreadcore08:26:450
149940,0migration/025757-21kthreadcore07:41:470
149940,0migration/019667-21fschecks_count12:16:390
149940,0migration/010394-21irqrtprio08:16:420
329930,0watchdog/30-21swapper/307:31:383
329930,0watchdog/30-21swapper/307:23:543
29805030,0irq/28-eth0-rx-0-21swapper/309:11:523
29805030,0irq/28-eth0-rx-0-21swapper/308:51:453
29805030,0irq/28-eth0-rx-0-21swapper/308:06:403
29805030,0irq/28-eth0-rx-0-21swapper/308:06:403
249930,0watchdog/20-21swapper/208:46:422
192379932,0cyclictest2773-21awk08:11:432
192379932,0cyclictest11607-21kthreadcore09:01:452
192379930,0cyclictest0-21swapper/208:26:282
192329933,0cyclictest3571-21lldpd08:14:101
192329932,0cyclictest488-21awk11:46:431
192329932,0cyclictest3524-21snmpd09:16:411
192329932,0cyclictest344-21kthreadcore08:51:461
192329932,0cyclictest3250-21irqbalance11:16:341
192329932,0cyclictest28744-21awk12:21:431
192329932,0cyclictest25357-21kthreadcore10:26:441
192329932,0cyclictest24705-21awk09:11:431
192329932,0cyclictest11214-21awk09:41:421
192329930,0cyclictest2428-21iostat_ios09:36:441
192329930,0cyclictest17540-21perl10:41:411
192309933,0cyclictest30208-21kworker/0:108:06:330
192309933,0cyclictest30208-21kworker/0:108:06:330
192309933,0cyclictest22351-21kworker/0:012:06:370
192309933,0cyclictest22351-21kworker/0:010:46:390
192309933,0cyclictest22351-21kworker/0:010:41:290
192309933,0cyclictest22351-21kworker/0:010:21:310
192309933,0cyclictest22351-21kworker/0:009:31:330
169930,0watchdog/10-21swapper/112:16:351
169930,0watchdog/10-21swapper/111:44:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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