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2026-01-21 - 13:06
[ 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 the highest latencies:
System rack1slot2.osadl.org (updated Wed Jan 21, 2026 00:43:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2548523726,0sleep00-21swapper/019:09:330
2574323626,0sleep30-21swapper/319:12:363
2573123430,0sleep10-21swapper/119:12:261
2580522925,0sleep20-21swapper/219:13:152
25873991313,0cyclictest3524-21snmpd22:37:530
258739988,0cyclictest0-21swapper/021:15:020
339960,0migration/36689-21kthreadcore23:23:343
339960,0migration/330434-21sh22:42:353
339960,0migration/32881-21sh00:38:083
339960,0migration/327321-21sh23:34:193
339960,0migration/326348-21sh23:17:473
339960,0migration/310962-21kthreadcore21:53:353
329960,0watchdog/36595-21ssh21:32:313
329960,0watchdog/328638-21sensors_fan21:03:393
29815060,0irq/29-eth0-tx-1071-21munin-node20:03:410
29805060,0irq/28-eth0-rx-8834-21perl20:53:293
258899960,0cyclictest0-21swapper/222:38:522
258739960,0cyclictest0-21swapper/023:29:040
258739960,0cyclictest0-21swapper/023:29:040
149960,0migration/08948-21sh23:07:190
149960,0migration/028401-21kthreadcore22:03:330
149960,0migration/01645-21sh00:34:470
8305050,0irq/26-0000:00:667-21ls22:03:412
8305050,0irq/26-0000:00:22532-21ls20:18:162
339950,0migration/39637-21aten_r1power_fr23:08:273
339950,0migration/39172-21hwlatdetect19:23:333
339950,0migration/38377-21kthreadcore22:08:343
339950,0migration/36508-21munin-node23:43:333
339950,0migration/36122-21munin-node21:13:333
339950,0migration/332657-21kthreadcore19:38:333
339950,0migration/331046-21aten_r1power_fr22:43:283
339950,0migration/32928-21timerwakeupswit22:23:403
339950,0migration/327597-21fschecks_time23:18:293
339950,0migration/325166-21kthreadcore20:18:333
339950,0migration/324314-21latency_hist21:43:163
339950,0migration/323237-21sh21:40:503
339950,0migration/322382-21latency_hist19:33:153
339950,0migration/321089-21gltestperf22:18:283
339950,0migration/320829-21kthreadcore00:08:363
339950,0migration/317015-21kthreadcore23:48:343
339950,0migration/315542-21runrttasks00:07:213
339950,0migration/315076-21irqcore22:33:333
339950,0migration/313861-21munin-node21:33:423
329950,0watchdog/38131-21chrt20:07:513
329950,0watchdog/330905-21open_files00:13:403
329950,0watchdog/323732-21chrt22:56:313
29815050,0irq/29-eth0-tx-15816-21munin-node21:38:322
29815050,0irq/29-eth0-tx-15754-21ssh23:08:362
29815050,0irq/29-eth0-tx-0-21swapper/222:36:152
29815050,0irq/29-eth0-tx-0-21swapper/200:28:352
29815050,0irq/29-eth0-tx-0-21swapper/020:18:270
29815050,0irq/29-eth0-tx-0-21swapper/020:13:450
29815050,0irq/29-eth0-tx-0-21swapper/019:28:340
29815050,0irq/29-eth0-tx-0-21swapper/019:27:180
29805050,0irq/28-eth0-rx-968-21ssh00:18:283
29805050,0irq/28-eth0-rx-4492-21iostat_ios00:38:333
29805050,0irq/28-eth0-rx-30660-21ssh23:57:453
29805050,0irq/28-eth0-rx-24278-21sensors_temp21:58:393
29805050,0irq/28-eth0-rx-0-21swapper/323:58:593
29805050,0irq/28-eth0-rx-0-21swapper/323:03:343
29805050,0irq/28-eth0-rx-0-21swapper/322:58:243
29805050,0irq/28-eth0-rx-0-21swapper/322:48:343
29805050,0irq/28-eth0-rx-0-21swapper/322:15:323
29805050,0irq/28-eth0-rx-0-21swapper/322:07:203
29805050,0irq/28-eth0-rx-0-21swapper/321:48:213
29805050,0irq/28-eth0-rx-0-21swapper/319:33:323
29805050,0irq/28-eth0-rx-0-21swapper/300:28:353
29805050,0irq/28-eth0-rx-0-21swapper/300:23:293
258899955,0cyclictest0-21swapper/222:51:572
258899955,0cyclictest0-21swapper/219:33:372
258899954,0cyclictest8434-21grep00:03:312
258899950,0cyclictest0-21swapper/223:46:392
258899950,0cyclictest0-21swapper/223:41:462
258899950,0cyclictest0-21swapper/222:14:072
258819955,0cyclictest0-21swapper/120:08:331
258819950,0cyclictest0-21swapper/122:43:411
258819950,0cyclictest0-21swapper/100:31:031
258739950,0cyclictest0-21swapper/022:44:170
258739950,0cyclictest0-21swapper/021:56:590
259950,0migration/29383-21kthreadcore21:33:332
259950,0migration/24883-21timerandwakeup21:28:412
259950,0migration/22737-21sendmail_mailtr22:23:372
259950,0migration/221252-21munin-node22:18:302
259950,0migration/21760-21kthreadcore23:58:342
259950,0migration/216973-21kthreadcore23:28:332
259950,0migration/216973-21kthreadcore23:28:332
259950,0migration/213636-21kthreadcore00:23:352
179950,0migration/129406-21sh21:25:461
179950,0migration/126726-21kthreadcore19:33:321
179950,0migration/123858-21if_eth020:18:311
179950,0migration/118306-21kthreadcore20:58:341
179950,0migration/117194-21idleruntime00:08:321
179950,0migration/116758-21irqcore19:28:311
179950,0migration/116139-21aten_r1power_vo22:53:291
179950,0migration/113309-21cpuspeed_turbos21:18:291
179950,0migration/110769-21proc_pri21:13:381
149950,0migration/0839-21kthreadcore21:28:330
149950,0migration/07222-21timerwakeupswit21:48:410
149950,0migration/06841-21kthreadcore20:28:330
149950,0migration/04655-21runrttasks22:27:490
149950,0migration/04482-21irqcore23:23:320
149950,0migration/04272-21kthreadcore19:18:320
149950,0migration/03854-21runrttasks23:40:050
149950,0migration/03746-21unixbench-2d21:08:420
149950,0migration/032149-21sh20:43:390
149950,0migration/031290-21kthreadcore20:23:320
149950,0migration/031243-21aten_r1power_po23:58:290
149950,0migration/02784-21latency_hist22:08:160
149950,0migration/027695-21sh23:35:220
149950,0migration/026660-21df_abs19:58:280
149950,0migration/023589-21if_eth1.321:03:330
149950,0migration/021874-21kthreadcore19:53:330
149950,0migration/020594-21kthreadcore21:58:340
149950,0migration/018498-21idleruntime-cro20:38:160
149950,0migration/017128-21kthreadcore19:48:330
149950,0migration/016114-21kthreadcore23:48:340
149950,0migration/015700-21latency_hist21:38:160
149950,0migration/014987-21dump-pmu-power20:58:110
149950,0migration/013131-21mdstat21:33:350
149950,0migration/012425-21kthreadcore00:03:360
149950,0migration/010501-21mdstat19:43:330
8305040,0irq/26-0000:00:0-21swapper/222:43:172
8305040,0irq/26-0000:00:0-21swapper/219:58:162
339940,0migration/35133-21kthreadcore19:18:333
339940,0migration/318963-21cpuspeed_turbos20:38:283
339940,0migration/318783-21kthreadcore21:18:353
329940,0watchdog/3711-21aten_r1power_en20:48:273
329940,0watchdog/319926-21kthreadcore20:58:353
329940,0watchdog/312689-21munin-node20:33:313
329940,0watchdog/30-21swapper/321:08:313
329940,0watchdog/30-21swapper/320:08:313
29815040,0irq/29-eth0-tx-3126-21ssh23:23:272
29815040,0irq/29-eth0-tx-11724-21ssh21:15:262
29815040,0irq/29-eth0-tx-0-21swapper/223:33:292
29815040,0irq/29-eth0-tx-0-21swapper/223:18:192
29815040,0irq/29-eth0-tx-0-21swapper/223:03:282
29815040,0irq/29-eth0-tx-0-21swapper/222:55:352
29815040,0irq/29-eth0-tx-0-21swapper/221:58:282
29815040,0irq/29-eth0-tx-0-21swapper/221:49:122
29815040,0irq/29-eth0-tx-0-21swapper/221:23:542
29815040,0irq/29-eth0-tx-0-21swapper/200:19:382
29815040,0irq/29-eth0-tx-0-21swapper/200:13:222
29815040,0irq/29-eth0-tx-0-21swapper/020:38:290
29805040,0irq/28-eth0-rx-0-21swapper/323:38:343
29805040,0irq/28-eth0-rx-0-21swapper/323:28:213
29805040,0irq/28-eth0-rx-0-21swapper/323:28:213
29805040,0irq/28-eth0-rx-0-21swapper/322:28:263
29805040,0irq/28-eth0-rx-0-21swapper/321:23:333
29805040,0irq/28-eth0-rx-0-21swapper/320:23:273
29805040,0irq/28-eth0-rx-0-21swapper/319:58:343
258899944,0cyclictest0-21swapper/221:53:182
258899943,0cyclictest9536-21awk20:08:312
258899943,0cyclictest9317-21awk19:23:332
258899943,0cyclictest4085-21awk22:08:322
258899943,0cyclictest3571-21lldpd22:28:352
258899943,0cyclictest3571-21lldpd20:18:332
258899943,0cyclictest3571-21lldpd20:05:032
258899943,0cyclictest3571-21lldpd19:29:022
258899943,0cyclictest3571-21lldpd19:17:022
258899943,0cyclictest3250-21irqbalance23:13:232
258899943,0cyclictest3250-21irqbalance20:58:222
258899943,0cyclictest3250-21irqbalance20:53:222
258899943,0cyclictest3250-21irqbalance20:43:422
258899943,0cyclictest3250-21irqbalance20:39:022
258899943,0cyclictest23479-21awk21:03:322
258899943,0cyclictest2024-21awk19:18:312
258899943,0cyclictest17263-21awk00:08:332
258899943,0cyclictest1626-21grep20:48:302
258899943,0cyclictest14226-21awk21:18:332
258899940,0cyclictest26986-21munin-node00:33:292
258899940,0cyclictest0-21swapper/222:58:302
258819944,0cyclictest0-21swapper/122:14:121
258819944,0cyclictest0-21swapper/121:36:501
258819944,0cyclictest0-21swapper/121:30:131
258819943,0cyclictest4109-21awk22:08:321
258819943,0cyclictest3524-21snmpd20:54:341
258819943,0cyclictest3524-21snmpd20:44:341
258819943,0cyclictest3524-21snmpd20:17:491
258819943,0cyclictest3524-21snmpd20:06:041
258819943,0cyclictest3524-21snmpd19:58:041
258819943,0cyclictest30848-21awk19:38:311
258819943,0cyclictest30838-21awk21:08:331
258739944,0cyclictest0-21swapper/000:10:310
258739943,0cyclictest3524-21snmpd23:16:510
258739943,0cyclictest3524-21snmpd00:20:070
259940,0migration/27853-21kthreadcore19:43:322
259940,0migration/27578-21kthreadcore00:38:352
259940,0migration/24757-21fschecks_count20:28:292
259940,0migration/23859-21runrttasks20:26:092
259940,0migration/23395-21sh19:38:362
259940,0migration/220651-21runrttasks23:48:502
259940,0migration/214469-21kthreadcore19:48:332
259940,0migration/212875-21irqcore20:33:322
249940,0watchdog/228156-21kthreadcore21:43:352
249940,0watchdog/20-21swapper/223:53:402
249940,0watchdog/20-21swapper/221:08:352
179940,0migration/19268-21missed_timers00:38:361
179940,0migration/18190-21fschecks_time22:48:311
179940,0migration/16354-21kthreadcore20:28:331
179940,0migration/15862-21fschecks_time22:28:301
179940,0migration/13991-21kthreadcore00:18:351
179940,0migration/132747-21kthreadcore23:58:341
179940,0migration/130802-21needreboot00:13:381
179940,0migration/129276-21kthreadcore22:58:341
179940,0migration/129180-21kthreadcore22:03:341
179940,0migration/128977-21taskset23:38:211
179940,0migration/128528-21kthreadcore19:58:331
179940,0migration/127412-21munin-node00:33:281
179940,0migration/126941-21fschecks_time19:13:291
179940,0migration/126738-21latency_hist23:18:171
179940,0migration/123745-21kthreadcore23:33:321
179940,0migration/123590-21kthreadcore22:18:321
179940,0migration/121249-21kthreadcore21:58:341
179940,0migration/119509-21fschecks_time20:38:291
179940,0migration/115972-21latency_hist00:08:161
179940,0migration/11569-21fschecks_time23:03:301
179940,0migration/114038-21cpuspeed_turbos22:33:291
179940,0migration/112115-21kthreadcore00:23:351
179940,0migration/112022-21kthreadcore19:23:351
179940,0migration/111015-21irqrtprio23:08:321
169940,0watchdog/16668-21memory20:48:351
169940,0watchdog/132641-21ssh21:47:591
169940,0watchdog/129309-21ssh22:39:271
169940,0watchdog/124888-21yum23:13:431
169940,0watchdog/112179-21diskstats23:28:281
169940,0watchdog/112179-21diskstats23:28:281
169940,0watchdog/111861-21df20:33:271
169940,0watchdog/111249-21latency23:43:361
169940,0watchdog/10-21swapper/121:53:351
169940,0watchdog/10-21swapper/119:48:271
149940,0migration/027411-21irqcore19:13:320
149940,0migration/025273-21kthreadcore19:33:320
149940,0migration/024573-21cpu21:43:290
149940,0migration/012552-21kthreadcore23:08:330
329930,0watchdog/30-21swapper/320:47:313
329930,0watchdog/30-21swapper/320:28:353
329930,0watchdog/30-21swapper/319:52:473
329930,0watchdog/30-21swapper/319:13:273
29805030,0irq/28-eth0-rx-0-21swapper/320:13:593
29805030,0irq/28-eth0-rx-0-21swapper/319:53:283
29805030,0irq/28-eth0-rx-0-21swapper/319:44:453
258819932,0cyclictest4227-21awk23:23:311
258819932,0cyclictest31394-21tr22:23:321
258819932,0cyclictest23624-21awk23:53:321
258819932,0cyclictest18813-21cut23:48:351
258819932,0cyclictest1744-21awk21:48:311
258739933,0cyclictest8339-21kworker/0:222:53:200
258739933,0cyclictest7066-21kworker/0:222:18:310
258739933,0cyclictest7066-21kworker/0:222:13:270
258739933,0cyclictest28491-21kworker/0:022:48:220
258739933,0cyclictest28491-21kworker/0:022:38:200
258739933,0cyclictest28491-21kworker/0:022:28:180
258739933,0cyclictest25062-21kworker/0:021:23:170
258739933,0cyclictest25062-21kworker/0:021:18:190
258739933,0cyclictest25062-21kworker/0:020:48:430
258739933,0cyclictest25062-21kworker/0:020:08:210
258739933,0cyclictest25062-21kworker/0:019:38:530
258739933,0cyclictest24519-21kworker/0:123:43:280
258739933,0cyclictest24519-21kworker/0:123:18:200
258739933,0cyclictest24519-21kworker/0:100:28:220
258739933,0cyclictest24519-21kworker/0:100:13:240
258739933,0cyclictest18029-21kworker/0:200:38:260
258739932,0cyclictest8339-21kworker/0:222:58:200
258739932,0cyclictest4309-21diskmemload00:23:230
258739932,0cyclictest23696-21if_eth1.223:53:330
258739932,0cyclictest15155-21sort20:58:160
249930,0watchdog/20-21swapper/219:53:312
169930,0watchdog/10-21swapper/121:39:351
169930,0watchdog/10-21swapper/121:03:351
169930,0watchdog/10-21swapper/119:18:391
258819920,0cyclictest4583-21latency_hist19:43:161
169920,0watchdog/10-21swapper/120:23:271
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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