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2026-02-03 - 02:18
[ 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 Tue Feb 03, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1708323728,0sleep30-21swapper/319:13:003
1690423423,0sleep00-21swapper/019:10:560
1698923127,0sleep20-21swapper/219:11:552
1701022925,0sleep10-21swapper/119:12:101
1726699104,0cyclictest8418-21awk00:09:350
172669983,0cyclictest3524-21snmpd20:03:170
172669983,0cyclictest18913-21awk00:34:360
172669983,0cyclictest17072-21awk00:14:390
172669982,0cyclictest23483-21awk23:59:360
172669980,0cyclictest0-21swapper/020:29:450
172689973,0cyclictest4500-21awk20:34:372
172689973,0cyclictest17679-21awk21:44:362
172689972,0cyclictest9020-21grep22:34:392
172689972,0cyclictest26908-21munin-node23:24:442
172689970,0cyclictest24433-21munin-node00:19:472
172689970,0cyclictest20236-21cut23:39:212
172669973,0cyclictest21405-21aten_r1power_cu20:24:340
172669972,0cyclictest7918-21munin-node21:39:390
172669972,0cyclictest4853-21sed21:19:200
172669972,0cyclictest3824-21ssh23:46:070
172669972,0cyclictest3524-21snmpd23:42:340
172669972,0cyclictest3524-21snmpd22:44:520
172669972,0cyclictest3524-21snmpd22:42:180
172669972,0cyclictest3524-21snmpd21:04:320
172669972,0cyclictest32219-21grep22:09:400
172669972,0cyclictest28217-21grep21:49:400
172669972,0cyclictest27741-21tr20:49:400
172669972,0cyclictest24663-21python23:19:440
172669972,0cyclictest22813-21awk21:09:360
172669972,0cyclictest21944-21awk22:24:370
172669972,0cyclictest17721-21sed00:34:220
172669971,0cyclictest6434-21sh22:51:280
172669971,0cyclictest1096-21awk20:54:360
172669970,0cyclictest925-21sh00:40:260
172669970,0cyclictest9123-21latency23:29:410
172669970,0cyclictest8897-21grep20:34:390
172669970,0cyclictest5510-21diskstats21:19:340
172669970,0cyclictest3524-21snmpd19:25:550
172669970,0cyclictest22042-21ssh23:59:110
172669970,0cyclictest13992-21munin-node19:34:350
172669970,0cyclictest10947-21interrupts23:14:390
172669970,0cyclictest0-21swapper/023:54:080
172669970,0cyclictest0-21swapper/020:09:350
35160,0ktimersoftd/30-21swapper/322:10:173
329960,0watchdog/321140-21sh22:40:083
29805060,0irq/28-eth0-rx-31190-21sensors23:04:443
29805060,0irq/28-eth0-rx-18372-21perl19:14:353
29805060,0irq/28-eth0-rx-17407-21perl21:44:343
172689962,0cyclictest983-21awk20:54:362
172689962,0cyclictest580-21awk19:24:372
172689962,0cyclictest29514-21tune2fs21:14:352
172689962,0cyclictest23965-21awk22:44:372
172689962,0cyclictest22118-21grep19:39:342
172689962,0cyclictest18071-21sendmail_mailqu23:34:442
172689962,0cyclictest15373-21awk22:39:362
172689962,0cyclictest13452-21irqcore22:19:372
172689962,0cyclictest11818-21awk20:39:372
172689961,0cyclictest796-21awk20:09:372
172689961,0cyclictest318312chrt20:51:172
172689961,0cyclictest16518-21fschecks_count00:14:362
172689961,0cyclictest15076-21grep21:59:402
172689960,0cyclictest9313-21munin-node19:49:412
172689960,0cyclictest6030-21kthreadcore21:54:372
172689960,0cyclictest5229-21munin-node23:49:442
172689960,0cyclictest4233-21cut22:14:342
172689960,0cyclictest31783-21taskset20:08:182
172689960,0cyclictest31535-21munin-node21:34:382
172689960,0cyclictest29095-21munin-node23:44:332
172689960,0cyclictest27142-21cut23:59:392
172689960,0cyclictest22028-21kthreadcore00:34:392
172689960,0cyclictest18078-21aten_r1power_vo20:44:342
172689960,0cyclictest17479-21kthreadcore21:24:382
172689960,0cyclictest14232-21munin-node21:39:442
172689960,0cyclictest13799-21munin-node23:54:412
172689960,0cyclictest0-21swapper/223:33:382
172689960,0cyclictest0-21swapper/223:20:172
172689960,0cyclictest0-21swapper/223:05:002
172689960,0cyclictest0-21swapper/223:00:122
172689960,0cyclictest0-21swapper/222:55:312
172689960,0cyclictest0-21swapper/222:49:232
172689960,0cyclictest0-21swapper/222:32:082
172689960,0cyclictest0-21swapper/222:27:132
172689960,0cyclictest0-21swapper/222:09:412
172689960,0cyclictest0-21swapper/222:04:332
172689960,0cyclictest0-21swapper/221:24:002
172689960,0cyclictest0-21swapper/200:39:412
172689960,0cyclictest0-21swapper/200:29:492
172679960,0cyclictest0-21swapper/123:17:031
172669962,0cyclictest0-21swapper/020:44:340
172669961,0cyclictest3524-21snmpd20:59:310
172669961,0cyclictest28509-21telnet19:44:320
172669961,0cyclictest14429-21cpu20:19:350
172669961,0cyclictest1357-21grep00:24:350
172669961,0cyclictest0-21swapper/019:19:350
172669960,0cyclictest7823-21aten_r1power_fr22:54:320
172669960,0cyclictest7328-21grep19:29:350
172669960,0cyclictest7228-21cpuspeed_turbos20:14:330
172669960,0cyclictest5647-21sh22:34:270
172669960,0cyclictest4593-21cut22:14:350
172669960,0cyclictest3513-21cpuspeed_turbos19:49:330
172669960,0cyclictest31518-21ssh21:34:290
172669960,0cyclictest30910-21cat00:04:220
172669960,0cyclictest29601-21ssh22:29:340
172669960,0cyclictest28402-21kthreadcore20:04:380
172669960,0cyclictest26883-21sh23:24:280
172669960,0cyclictest25901-21hwlatdetect23:04:370
172669960,0cyclictest24409-21sh00:19:280
172669960,0cyclictest22841-21aten2.4-expect21:29:350
172669960,0cyclictest21211-21aten_r1power_cu19:39:310
172669960,0cyclictest18677-21aten_r1power_cu22:04:320
172669960,0cyclictest17908-21entropy19:14:340
172669960,0cyclictest1695-21fschecks_time23:09:320
172669960,0cyclictest16621-21cpuspeed_turbos22:59:340
172669960,0cyclictest16473-21sh21:44:270
172669960,0cyclictest1471-21cpuspeed_turbos21:54:310
172669960,0cyclictest14035-21aten2.4-expect21:24:320
172669960,0cyclictest12208-21ssh22:19:290
172669960,0cyclictest11690-21latency_hist23:34:210
172669960,0cyclictest10960-21tr20:39:340
172669960,0cyclictest10591-21aten_r1power_fr19:54:320
172669960,0cyclictest10260-21cpuspeed_turbos21:59:340
339950,0migration/33237-21latency_hist20:34:203
339950,0migration/331860-21taskset21:50:013
339950,0migration/330526-21kthreadcore19:44:383
339950,0migration/327775-21kthreadcore00:19:403
339950,0migration/326711-21kthreadcore22:44:403
339950,0migration/325777-21taskset00:38:183
339950,0migration/322132-21fschecks_time20:24:363
339950,0migration/320053-21munin-node21:24:403
339950,0migration/320005-21irqcore22:04:383
339950,0migration/318898-21unixbench_multi22:19:483
339950,0migration/317304-21munin-node22:59:363
339950,0migration/316020-21kthreadcore21:04:393
339950,0migration/314635-21kthreadcore20:39:393
339950,0migration/313984-21taskset19:34:253
339950,0migration/313546-21sshd19:31:573
339950,0migration/312733-21taskset21:21:593
339950,0migration/311254-21munin-node21:59:393
329950,0watchdog/36741-21ps23:29:403
329950,0watchdog/328882-21ssh21:14:243
329950,0watchdog/324244-21latency23:19:403
329950,0watchdog/316052-21kthreadcore23:34:403
329950,0watchdog/311424-21kthreadcore21:39:403
329950,0watchdog/30-21swapper/320:54:403
29805050,0irq/28-eth0-rx-874-21tr21:34:383
29805050,0irq/28-eth0-rx-4285-21ssh23:47:283
29805050,0irq/28-eth0-rx-28691-21cat21:14:203
29805050,0irq/28-eth0-rx-28552-21ssh22:27:433
29805050,0irq/28-eth0-rx-27263-21kthreadcore21:29:413
29805050,0irq/28-eth0-rx-15167-21chrt22:56:513
29805050,0irq/28-eth0-rx-14567-21grep23:54:353
29805050,0irq/28-eth0-rx-13623-21munin-node00:09:423
29805050,0irq/28-eth0-rx-107472sleep322:15:593
29805050,0irq/28-eth0-rx-0-21swapper/323:50:563
29805050,0irq/28-eth0-rx-0-21swapper/323:40:263
29805050,0irq/28-eth0-rx-0-21swapper/323:26:283
29805050,0irq/28-eth0-rx-0-21swapper/323:17:513
29805050,0irq/28-eth0-rx-0-21swapper/322:49:333
29805050,0irq/28-eth0-rx-0-21swapper/321:54:303
29805050,0irq/28-eth0-rx-0-21swapper/319:54:213
29805050,0irq/28-eth0-rx-0-21swapper/300:39:423
29805050,0irq/28-eth0-rx-0-21swapper/300:32:153
29805050,0irq/28-eth0-rx-0-21swapper/300:17:253
19150,0ktimersoftd/16314-21runrttasks22:00:351
172689951,0cyclictest6708-21cat19:29:212
172689951,0cyclictest28664-21diskmemload00:24:312
172689951,0cyclictest25499-21fschecks_time19:19:352
172689951,0cyclictest22969-21kthreadcore20:24:402
172689951,0cyclictest0-21swapper/223:09:312
172689950,0cyclictest9679-21sh23:14:252
172689950,0cyclictest7452-21aten2.4-expect00:09:322
172689950,0cyclictest7037-21munin-node20:14:322
172689950,0cyclictest6995-21latency_hist20:59:202
172689950,0cyclictest3524-21snmpd20:19:222
172689950,0cyclictest31379-21df_abs00:04:362
172689950,0cyclictest28496-21date20:29:202
172689950,0cyclictest28447-21stty19:44:312
172689950,0cyclictest26157-21if_err_eth121:49:372
172689950,0cyclictest22684-21ssh21:29:232
172689950,0cyclictest21808-21aten_r1power_po21:09:322
172689950,0cyclictest18891-21interrupts19:59:382
172689950,0cyclictest18499-21if_err_eth019:14:372
172689950,0cyclictest14886-21perl19:34:352
172689950,0cyclictest10491-21cut19:54:212
172689950,0cyclictest0-21swapper/221:04:302
172679955,0cyclictest0-21swapper/121:55:421
179950,0migration/16404-21taskset23:29:401
179950,0migration/130471-21needreboot00:19:421
179950,0migration/128881-21kernelversion22:09:391
179950,0migration/111715-21munin-node21:19:461
339940,0migration/34579-21sh22:32:023
339940,0migration/332417-21fschecks_count19:24:343
339940,0migration/332056-21taskset20:53:553
339940,0migration/324464-21kthreadcore23:59:383
329940,0watchdog/321211-21kthreadcore19:59:393
329940,0watchdog/30-21swapper/320:44:403
329940,0watchdog/30-21swapper/320:19:123
329940,0watchdog/30-21swapper/319:19:393
29805040,0irq/28-eth0-rx-0-21swapper/323:09:293
29805040,0irq/28-eth0-rx-0-21swapper/322:37:313
29805040,0irq/28-eth0-rx-0-21swapper/320:59:393
29805040,0irq/28-eth0-rx-0-21swapper/320:09:393
29805040,0irq/28-eth0-rx-0-21swapper/320:04:323
29805040,0irq/28-eth0-rx-0-21swapper/300:27:373
29805040,0irq/28-eth0-rx-0-21swapper/300:04:383
172679944,0cyclictest0-21swapper/121:29:221
172679944,0cyclictest0-21swapper/119:14:531
172679943,0cyclictest8047-21awk20:14:361
172679943,0cyclictest493-21awk19:24:371
172679943,0cyclictest3571-21lldpd00:16:231
172679943,0cyclictest29520-21awk19:44:361
172679943,0cyclictest26172-21awk20:49:381
172679943,0cyclictest24793-21grep23:19:471
172679943,0cyclictest22618-21sadc22:44:211
172679943,0cyclictest22017-21awk22:24:371
172679943,0cyclictest1748-21awk00:24:371
172679943,0cyclictest17419-21awk22:59:371
172679943,0cyclictest11842-21awk20:39:371
179940,0migration/16176-21taskset00:06:591
179940,0migration/13934-21fschecks_time19:49:341
179940,0migration/13740-21kthreadcore20:09:391
179940,0migration/13136-21kthreadcore23:09:361
179940,0migration/130966-21runrttasks22:48:431
179940,0migration/129551-21fschecks_count21:14:351
179940,0migration/129066-21kthreadcore00:39:411
179940,0migration/124979-21kthreadcore21:09:381
179940,0migration/122360-21kthreadcore19:59:401
179940,0migration/121398-21kthreadcore20:44:401
179940,0migration/119728-21kthreadcore21:44:371
179940,0migration/118939-21unixbench_singl22:19:491
179940,0migration/118578-21fschecks_time00:34:351
179940,0migration/116192-21kthreadcore23:54:391
179940,0migration/114184-21latency_hist20:19:201
179940,0migration/113371-21munin-node00:09:401
179940,0migration/111617-21munin-node19:54:361
169940,0watchdog/18819-21perl21:39:361
169940,0watchdog/127080-21sh23:39:481
169940,0watchdog/118148-21kthreadcore21:04:401
169940,0watchdog/11638-21ssh23:26:081
169940,0watchdog/116051-21kthreadcore23:34:401
169940,0watchdog/10-21swapper/123:04:321
169940,0watchdog/10-21swapper/120:24:401
169940,0watchdog/10-21swapper/119:34:391
329930,0watchdog/30-21swapper/320:34:443
329930,0watchdog/30-21swapper/319:39:313
29805030,0irq/28-eth0-rx-0-21swapper/320:19:363
29805030,0irq/28-eth0-rx-0-21swapper/319:54:313
172679933,0cyclictest0-21swapper/122:29:361
172679932,0cyclictest6946-21cut22:14:381
172679932,0cyclictest3524-21snmpd22:54:541
172679932,0cyclictest30551-21kthreadcore23:44:381
172679932,0cyclictest19718-21awk22:04:361
172679932,0cyclictest11057-21kthreadcore19:29:391
172679931,0cyclictest29017-21entropy20:29:361
172679930,0cyclictest14403-21diskstats21:24:341
179930,0migration/19692-21sh00:29:371
179930,0migration/12605-21kthreadcore21:34:391
169930,0watchdog/14407-21smartctl20:34:361
169930,0watchdog/129497-21ssh00:00:561
169930,0watchdog/10-21swapper/123:49:401
169930,0watchdog/10-21swapper/122:49:361
169930,0watchdog/10-21swapper/122:34:281
169930,0watchdog/10-21swapper/121:49:401
169930,0watchdog/10-21swapper/120:59:441
169930,0watchdog/10-21swapper/120:54:401
169930,0watchdog/10-21swapper/120:04:351
169930,0watchdog/10-21swapper/119:19:391
169920,0watchdog/10-21swapper/119:39:231
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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