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2026-01-19 - 08:52
[ 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
Characteristics of the 792 highest latencies:
System rackeslot2.osadl.org (updated Mon Jan 19, 2026 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2869222460,0sleep1286926-21ptp4l-jitter20:48:001
2699602300,2sleep30-21swapper/320:37:483
163603992915,2cyclictest11systemd22:15:010
163603992812,15cyclictest0-21swapper/000:07:490
163603992613,5cyclictest677293-21switchtime00:32:590
163610992516,6cyclictest0-21swapper/220:20:012
163603992514,10cyclictest541163-21kthreadcore23:17:560
163603992513,8cyclictest586627-21kthreadcore23:42:560
163603992511,10cyclictest609595-21cpu23:57:510
163603992417,5cyclictest0-21swapper/021:45:010
163603992413,10cyclictest0-21swapper/023:10:010
163603992412,4cyclictest564687-21aten_repower_vo23:32:490
163603992412,11cyclictest511510-21cstates23:02:520
163603992412,11cyclictest0-21swapper/021:12:480
163603992411,9cyclictest430900-21cpuspeed_turbos22:17:490
163604992320,2cyclictest0-21swapper/123:35:021
163604992312,6cyclictest0-21swapper/122:50:011
163603992317,5cyclictest1290-21dbus-daemon23:30:010
163603992313,9cyclictest397469-21kthreadcore21:57:570
2902298220,2rtkit-daemon29021-21rtkit-daemon22:48:550
16360399229,5cyclictest0-21swapper/000:38:500
163603992218,3cyclictest0-21swapper/000:26:280
163603992216,5cyclictest263308-21cron20:30:000
163603992215,2cyclictest580505-21/usr/sbin/munin23:40:000
163603992215,2cyclictest508816-21latency_hist23:00:010
163603992215,2cyclictest275515-21sh20:40:010
163603992211,10cyclictest640838-21ssh00:12:560
163604992118,2cyclictest661095-21systemd00:25:011
163604992118,2cyclictest493868-21tail22:52:521
16360399219,4cyclictest0-21swapper/021:10:000
16360399217,5cyclictest0-21swapper/000:22:570
163603992114,2cyclictest455334-21sh22:30:000
163603992114,2cyclictest1-21systemd20:50:000
163603992114,2cyclictest0-21swapper/021:40:000
163603992114,2cyclictest0-21swapper/019:15:020
163603992113,3cyclictest192775-21kthreadcore19:32:540
2649091200,2phc2sys0-21swapper/321:15:123
2649091200,1phc2sys0-21swapper/323:09:303
163610992017,1cyclictest0-21swapper/222:15:012
163604992012,3cyclictest673443-21kthreadcore00:32:541
163604992011,4cyclictest163597-21cyclictest23:10:281
163604992011,4cyclictest0-21swapper/122:40:001
16360399207,5cyclictest0-21swapper/022:38:010
163603992013,2cyclictest347601-21latency_hist21:30:020
163603992013,2cyclictest226805-21munin-plugin-st20:00:010
2649091191,2phc2sys0-21swapper/323:21:573
163610991916,1cyclictest0-21swapper/222:55:012
163610991916,1cyclictest0-21swapper/221:54:032
163604991916,2cyclictest392246-21latency_hist21:55:011
163604991916,2cyclictest311727-21diskmemload23:20:551
163604991916,2cyclictest1-21systemd20:29:451
163604991912,3cyclictest522792-21kthreadcore23:07:591
163604991912,3cyclictest503115-21irqrtprio22:57:531
16360399199,3cyclictest311727-21diskmemload21:22:520
163603991912,2cyclictest602082-21kthreadcore23:52:550
163603991912,2cyclictest245457-21kworker/u16:0-rpciod21:35:010
163603991912,2cyclictest210127-21grep19:47:520
163603991912,2cyclictest1288-1atopacctd21:02:520
163603991912,2cyclictest0-21swapper/021:00:000
16360399190,3cyclictest419525-21awk22:10:010
2649091180,2phc2sys0-21swapper/322:59:253
16361099181,9cyclictest0-21swapper/220:50:012
163604991815,2cyclictest557219-21kthreadcore23:27:561
163604991815,2cyclictest311883-21systemd-run21:10:011
163604991811,3cyclictest371098-21kthreadcore21:42:561
163604991810,3cyclictest0-21swapper/100:17:541
16360499180,3cyclictest349591-21aten2.4-expect21:32:501
16360399185,5cyclictest0-21swapper/000:19:080
163603991812,2cyclictest169019-21sendmail_mailqu19:13:010
16360399180,8cyclictest442578-21kthreadcore22:22:570
2649091170,5phc2sys0-21swapper/321:51:243
163610991715,1cyclictest0-21swapper/220:45:022
163610991715,1cyclictest0-21swapper/220:15:012
163610991715,1cyclictest0-21swapper/200:05:022
163610991714,1cyclictest0-21swapper/221:40:002
163610991714,1cyclictest0-21swapper/219:20:002
163610991714,1cyclictest0-21swapper/200:27:562
163610991714,1cyclictest0-21swapper/200:22:572
16361099170,14cyclictest0-21swapper/222:23:182
16360499179,6cyclictest206809-21cut19:42:541
16360499178,4cyclictest439705-21/usr/sbin/munin22:22:571
16360499174,8cyclictest257-21systemd-journal21:20:001
16360499172,12cyclictest501rcuop/222:40:071
163604991714,2cyclictest616221-21cron00:00:001
163604991714,2cyclictest318990-21mailstats21:13:001
163604991714,2cyclictest1288-1atopacctd21:47:591
163604991713,3cyclictest397469-21kthreadcore21:57:561
163604991710,3cyclictest417900-21timerandwakeup22:07:591
163604991710,3cyclictest0-21swapper/123:05:001
16360399177,5cyclictest389747-21tr21:52:560
2649091161,2phc2sys0-21swapper/300:17:433
2649091160,3phc2sys0-21swapper/322:08:513
2649091160,2phc2sys0-21swapper/323:47:053
2649091160,1phc2sys0-21swapper/321:47:233
163610991613,1cyclictest0-21swapper/223:05:002
163610991613,1cyclictest0-21swapper/219:45:012
163610991612,2cyclictest0-21swapper/200:32:502
16360499169,3cyclictest429223-21runrttasks22:15:461
16360499164,5cyclictest293590-21apt20:55:001
16360499161,4cyclictest336390-21memory21:22:561
163604991613,2cyclictest643099-21systemd-run00:15:011
163604991613,2cyclictest239554-21cpuspeed_turbos20:12:501
163604991613,2cyclictest226641-21sendmail20:00:001
163604991613,2cyclictest196513-21systemd-run19:35:011
163604991613,2cyclictest181647-21kthreadcore19:22:551
163604991613,2cyclictest163597-21cyclictest23:17:481
163604991613,2cyclictest163597-21cyclictest19:27:561
2649091150,6phc2sys0-21swapper/323:11:293
2649091150,1phc2sys0-21swapper/321:44:423
2649091150,1phc2sys0-21swapper/321:35:273
2649091150,1phc2sys0-21swapper/300:15:023
163610991513,1cyclictest0-21swapper/222:42:552
163610991512,1cyclictest0-21swapper/223:00:022
163610991512,1cyclictest0-21swapper/222:36:352
163610991512,1cyclictest0-21swapper/221:42:542
163610991512,1cyclictest0-21swapper/221:33:492
163610991512,1cyclictest0-21swapper/221:12:592
163610991512,1cyclictest0-21swapper/221:10:002
163610991512,1cyclictest0-21swapper/220:05:002
163610991512,1cyclictest0-21swapper/219:32:562
163610991512,1cyclictest0-21swapper/200:18:012
163604991513,1cyclictest621209-21kthreadcore00:02:541
163604991513,1cyclictest29021-21rtkit-daemon00:25:551
163604991512,2cyclictest601560-21irqcore23:52:541
163604991512,2cyclictest578089-21kthreadcore23:37:561
163604991512,2cyclictest461672-21kthreadcore22:32:571
163604991512,2cyclictest449226-21fschecks_count22:27:501
163604991512,2cyclictest424952-21kthreadcore22:12:561
163604991512,2cyclictest359180-21gltestperf21:37:521
163604991512,2cyclictest199687-21kthreadcore19:37:551
163604991512,2cyclictest1296-21polkitd19:13:011
163604991512,2cyclictest0-21swapper/120:05:001
163604991511,3cyclictest583304-21fschecks_time23:42:511
163604991511,3cyclictest463567-21kworker/u16:3+nfsiod23:47:531
16360499150,3cyclictest0-21swapper/120:40:161
16360399157,6cyclictest0-21swapper/021:20:010
16360399156,7cyclictest499941-21sh22:55:010
16360399156,5cyclictest548115-21kthreadcore23:22:550
16360399153,7cyclictest376024-21diskmemload21:47:020
163603991512,2cyclictest281223-21unixbench_multi20:43:030
163603991512,2cyclictest232961-21munin-plugin-st20:05:020
163603991511,3cyclictest406393-21kthreadcore22:02:560
16360399151,13cyclictest238768-21basename20:10:000
16360399151,13cyclictest238768-21basename20:10:000
163603991511,3cyclictest201809-21ptp4l19:38:000
2649091140,2phc2sys0-21swapper/323:36:533
2649091140,2phc2sys0-21swapper/300:32:073
2649091140,1phc2sys0-21swapper/300:39:153
16361099149,2cyclictest0-21swapper/221:17:492
163610991411,1cyclictest0-21swapper/223:50:112
163610991411,1cyclictest0-21swapper/223:20:112
163610991411,1cyclictest0-21swapper/223:18:002
163610991411,1cyclictest0-21swapper/223:12:552
163610991411,1cyclictest0-21swapper/222:27:482
163610991411,1cyclictest0-21swapper/222:18:362
163610991411,1cyclictest0-21swapper/222:03:022
163610991411,1cyclictest0-21swapper/221:22:592
163610991411,1cyclictest0-21swapper/200:15:012
163610991410,2cyclictest0-21swapper/222:32:552
163610991410,2cyclictest0-21swapper/222:07:232
16360499144,3cyclictest178212-21basename19:20:001
163604991412,1cyclictest35255-21packagekitd20:16:311
163604991411,2cyclictest628650-21kthreadcore00:07:561
163604991411,2cyclictest305398-21unixbench-2d21:03:021
163604991411,2cyclictest270593-21gltestperf20:37:511
163604991411,2cyclictest268488-21missed_timers20:33:001
163604991411,2cyclictest237397-21kthreadcore20:07:561
163604991411,2cyclictest237397-21kthreadcore20:07:561
163604991410,3cyclictest682820-21kthreadcore00:37:571
163604991410,3cyclictest406393-21kthreadcore22:02:551
163604991410,3cyclictest296570-21kthreadcore20:57:541
16360399147,2cyclictest2902298rtkit-daemon22:40:040
16360399145,8cyclictest0-21swapper/023:12:510
16360399145,5cyclictest4116462-21kworker/u16:1+events_unbound20:32:500
16360399145,3cyclictest598312-21latency_hist23:50:010
16360399142,7cyclictest617136-21diskmemload00:00:580
16360399142,6cyclictest0-21swapper/022:32:480
163603991411,2cyclictest220797-21munin-plugin-st19:55:020
163603991411,2cyclictest205748-21kthreadcore19:42:540
16360399140,9cyclictest293564-21cron20:55:000
2649091131,2phc2sys0-21swapper/323:17:483
2649091131,2phc2sys0-21swapper/322:40:173
2649091130,2phc2sys0-21swapper/323:29:463
2649091130,2phc2sys0-21swapper/322:36:403
2649091130,1phc2sys0-21swapper/319:23:563
163610991311,1cyclictest0-21swapper/221:57:572
163610991311,1cyclictest0-21swapper/219:25:002
163610991311,1cyclictest0-21swapper/200:08:272
163610991310,2cyclictest0-21swapper/221:45:462
163610991310,1cyclictest0-21swapper/223:47:202
163610991310,1cyclictest0-21swapper/223:42:542
163610991310,1cyclictest0-21swapper/223:37:542
163610991310,1cyclictest0-21swapper/223:32:542
163610991310,1cyclictest0-21swapper/223:07:572
163610991310,1cyclictest0-21swapper/222:47:342
163610991310,1cyclictest0-21swapper/221:26:552
163610991310,1cyclictest0-21swapper/220:57:512
163610991310,1cyclictest0-21swapper/219:52:522
163610991310,1cyclictest0-21swapper/219:40:002
163610991310,1cyclictest0-21swapper/219:12:502
16361099130,1cyclictest0-21swapper/200:37:512
16360499134,7cyclictest215124-21aten2.4-expect19:52:471
163604991310,2cyclictest255051-21kthreadcore20:22:551
163604991310,2cyclictest209123-21aten_repower_fr19:47:471
16360399139,3cyclictest243479-21kthreadcore20:12:570
16360399139,3cyclictest182464-21kthreadcore19:22:550
16360399134,5cyclictest0-21swapper/020:21:020
163603991310,2cyclictest245623-21/usr/sbin/munin20:17:490
163603991310,2cyclictest185366-21fschecks_count19:27:520
2649091124,2phc2sys0-21swapper/322:12:563
2649091123,2phc2sys0-21swapper/320:07:523
2649091123,2phc2sys0-21swapper/320:07:523
2649091120,3phc2sys0-21swapper/320:29:163
2649091120,2phc2sys0-21swapper/322:50:353
2649091120,2phc2sys0-21swapper/319:14:023
2649091120,1phc2sys0-21swapper/323:02:333
2649091120,1phc2sys0-21swapper/320:59:373
16361099129,1cyclictest0-21swapper/220:40:022
16361099129,1cyclictest0-21swapper/220:27:542
16361099129,1cyclictest0-21swapper/220:22:492
16361099128,2cyclictest0-21swapper/221:03:012
16361099128,2cyclictest0-21swapper/220:07:502
16361099128,2cyclictest0-21swapper/220:07:502
16361099125,4cyclictest0-21swapper/219:47:462
163610991210,1cyclictest0-21swapper/223:57:572
163610991210,1cyclictest0-21swapper/220:52:592
163610991210,1cyclictest0-21swapper/219:27:562
16360499127,4cyclictest24938-21kworker/u16:3-rpciod21:25:461
2649091111,2phc2sys0-21swapper/300:00:283
2649091110,3phc2sys0-21swapper/300:08:183
2649091110,2phc2sys0-21swapper/322:33:523
2649091110,2phc2sys0-21swapper/322:28:273
2649091110,2phc2sys0-21swapper/322:05:023
2649091110,2phc2sys0-21swapper/320:31:563
2649091110,1phc2sys0-21swapper/323:54:283
2649091110,1phc2sys0-21swapper/319:38:343
2649091110,1phc2sys0-21swapper/319:18:433
16361099119,1cyclictest0-21swapper/220:30:032
16361099118,1cyclictest0-21swapper/223:27:122
16361099115,5cyclictest0-21swapper/219:57:472
2649091101,2phc2sys0-21swapper/323:58:243
2649091101,2phc2sys0-21swapper/322:20:013
2649091101,2phc2sys0-21swapper/321:33:043
2649091100,3phc2sys0-21swapper/300:25:543
2649091100,2phc2sys0-21swapper/323:43:213
2649091100,2phc2sys0-21swapper/322:20:493
2649091100,2phc2sys0-21swapper/322:00:013
2649091100,2phc2sys0-21swapper/321:26:543
2649091100,2phc2sys0-21swapper/321:20:213
2649091100,2phc2sys0-21swapper/321:03:023
2649091100,2phc2sys0-21swapper/319:42:593
2649091100,2phc2sys0-21swapper/319:27:483
2649091100,2phc2sys0-21swapper/319:07:533
2649091100,2phc2sys0-21swapper/300:21:093
2649091100,1phc2sys0-21swapper/321:09:393
2649091100,1phc2sys0-21swapper/320:41:143
16360499104,4cyclictest163670-21systemd-run19:10:021
16360399105,3cyclictest1290-21dbus-daemon19:10:020
264909191,3phc2sys0-21swapper/319:50:013
264909191,2phc2sys0-21swapper/321:10:273
264909191,2phc2sys0-21swapper/320:23:023
264909191,2phc2sys0-21swapper/319:57:543
264909190,2phc2sys0-21swapper/322:45:223
264909190,2phc2sys0-21swapper/320:52:523
264909190,2phc2sys0-21swapper/320:47:513
264909190,2phc2sys0-21swapper/320:15:053
264909190,2phc2sys0-21swapper/320:12:493
264909190,2phc2sys0-21swapper/320:02:513
264909190,2phc2sys0-21swapper/319:50:293
264909190,2phc2sys0-21swapper/319:32:493
264909190,1phc2sys0-21swapper/323:30:263
158002281,4sleep20-21swapper/219:07:472
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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