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2026-01-27 - 00:47
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #e, slot #3

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rackeslot3s.osadl.org (updated Mon Jan 26, 2026 12:45:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
330026998617,65cyclictest120-21kswapd011:15:000
33002699843,5cyclictest338414-21date09:15:020
33002699842,15cyclictest403781-21sendmail-msp11:40:000
330026998338,26cyclictest367577-21ssh10:20:010
33002699824,17cyclictest351827-21munin-plugin-st09:45:000
330026998236,43cyclictest0-21swapper/010:25:020
330026998232,45cyclictest430955-21cut12:40:000
330026998012,58cyclictest16850irq/134-800000012:03:360
330026997833,28cyclictest354687-21ssh09:50:550
33002699782,5cyclictest1-21systemd11:35:020
330033997629,17cyclictest396080-21sh11:22:502
330033997624,15cyclictest409065-21ssh11:51:202
330026997619,41cyclictest16850irq/134-800000011:57:520
330033997531,16cyclictest341502-21ssh09:21:562
330033997531,16cyclictest341502-21ssh09:21:562
330026997518,53cyclictest335062-21latency_hist08:45:020
330026997518,53cyclictest335062-21latency_hist08:45:020
330026997513,57cyclictest0-21swapper/010:40:030
330026997440,31cyclictest0-21swapper/011:30:010
330036997317,8cyclictest37-21ksoftirqd/309:25:023
330036997317,8cyclictest37-21ksoftirqd/309:25:013
330026997318,34cyclictest16850irq/134-800000011:25:020
330033997224,16cyclictest427336-21ssh12:31:292
330033997124,15cyclictest382670-21ssh10:53:082
33002699712,65cyclictest0-21swapper/007:40:010
33002699712,64cyclictest392695-21ssh11:15:060
33002699712,14cyclictest388097-21latency_hist11:05:010
330026997119,48cyclictest341872-21ssh09:22:500
330026997119,48cyclictest341872-21ssh09:22:490
330026997110,19cyclictest362220-21ssh10:07:460
33002699705,58cyclictest333557-21cron08:20:010
33002699703,5cyclictest383470-21munin-run10:55:010
330026997011,44cyclictest16850irq/134-800000010:04:290
330033996920,18cyclictest351826-21munin-run09:45:002
33002699691,51cyclictest0-21swapper/010:31:330
330033996830,13cyclictest414616-21ssh12:03:482
330033996818,28cyclictest358639-21latency_hist10:00:012
330033996818,28cyclictest358639-21latency_hist10:00:012
33002699681,62cyclictest0-21swapper/012:18:170
33002699681,11cyclictest418328-21ssh12:11:500
330033996720,15cyclictest364-21snmpd12:18:012
330026996726,36cyclictest388445-21rm11:05:370
330026996722,28cyclictest352275-21ssh09:45:330
330026996718,44cyclictest410567-21cron11:55:010
330033996623,15cyclictest339197-21modprobe09:16:532
330026996637,24cyclictest376703-21ssh10:40:000
330026996631,31cyclictest365475-21latency_hist10:15:020
330036996535,8cyclictest37-21ksoftirqd/312:39:073
330026996543,19cyclictest16850irq/134-800000011:00:010
330026996543,19cyclictest16850irq/134-800000011:00:010
33002699652,11cyclictest428727-21munin-run12:35:010
33002699651,60cyclictest344159-21sshd09:27:530
33002699651,10cyclictest405767-21sshd11:44:160
33002699651,10cyclictest405767-21sshd11:44:160
330033996447,13cyclictest417323-21ssh12:09:542
330033996419,15cyclictest389778-21ssh11:08:592
33002699645,48cyclictest334598-21latency_hist08:40:000
33002699642,8cyclictest336186-21munin-run09:10:010
330036996312,10cyclictest37-21ksoftirqd/310:20:013
330033996346,14cyclictest394547-21ssh11:19:412
330033996321,13cyclictest369084-21ssh10:22:582
330033996318,12cyclictest0-21swapper/210:58:352
330033996318,12cyclictest0-21swapper/210:58:352
330033996317,13cyclictest344087-21ssh09:27:422
33002699633,19cyclictest349547-21rm09:39:590
33002699632,18cyclictest424355-21latency_hist12:25:020
33002699631,11cyclictest48-21kcompactd012:05:230
330026996310,48cyclictest275-21dbus-daemon07:20:010
330026996310,48cyclictest275-21dbus-daemon07:20:010
330036996216,9cyclictest37-21ksoftirqd/309:30:003
330033996249,10cyclictest387759-21ssh11:04:332
330033996242,15cyclictest400875-21ssh11:33:192
33002699623,16cyclictest275-21dbus-daemon07:55:010
33002699623,16cyclictest275-21dbus-daemon07:55:010
330026996225,33cyclictest333305-21latency_hist08:15:020
33002699622,44cyclictest337511-21ssh09:12:570
33002699621,7cyclictest335598-21sshd08:55:520
330033996146,12cyclictest359202-21ssh10:00:552
330033996144,14cyclictest425543-21ssh12:27:482
330033996144,13cyclictest380766-21ssh10:48:572
330033996143,15cyclictest348525-21ssh09:37:352
330033996142,15cyclictest407527-21ssh11:48:052
330033996142,15cyclictest398374-21ssh11:27:452
330033996142,15cyclictest372556-21ssh10:30:312
330033996142,15cyclictest364871-21sshd10:13:532
330033996142,15cyclictest353810-21ssh09:49:242
330033996141,16cyclictest402469-21ssh11:36:472
330033996115,15cyclictest377444-21ssh10:41:202
330031996119,8cyclictest23-21ksoftirqd/110:44:331
33002699615,11cyclictest346541-21ssh09:33:110
330033996046,12cyclictest423811-21ssh12:24:062
330033996044,13cyclictest418136-21ssh12:11:232
330033996043,14cyclictest404035-21ssh11:40:052
330033996043,14cyclictest404035-21ssh11:40:052
330033996043,13cyclictest430679-21ssh12:39:242
330033996043,13cyclictest345910-21ssh09:31:412
330033996042,14cyclictest411266-21ssh11:56:122
330033996042,14cyclictest370324-21ssh10:25:332
330033996042,14cyclictest366101-21ssh10:16:182
330033996042,14cyclictest337272-21ssh09:12:232
330033996042,14cyclictest337272-21ssh09:12:232
330033996041,15cyclictest355647-21ssh09:53:242
330031996044,12cyclictest3467602-21systemd-journal10:08:521
33003199603,36cyclictest424425-21ssh12:25:031
330026996032,25cyclictest407742-21sh11:48:340
33002699603,12cyclictest335912-21munin-plugin-st09:05:000
33002699602,11cyclictest335110-21sshd08:49:530
33002699601,55cyclictest0-21swapper/010:47:010
330026996012,43cyclictest1-21systemd07:25:020
330033995944,12cyclictest391719-21ssh11:13:172
330033995942,14cyclictest362049-21ssh10:07:222
330033995941,14cyclictest374735-21ssh10:35:172
330031995911,9cyclictest23-21ksoftirqd/108:10:031
330026995949,6cyclictest16950irq/224-800000009:20:000
33002699594,45cyclictest334348-21cut08:35:000
330026995923,31cyclictest12-21ksoftirqd/008:05:000
33002699592,22cyclictest426595-21cat12:30:010
33002699592,16cyclictest358061-21ssh09:58:490
33002699592,16cyclictest358061-21ssh09:58:480
330036995811,8cyclictest37-21ksoftirqd/309:05:003
330033995838,16cyclictest1-21systemd08:55:012
33003699579,10cyclictest37-21ksoftirqd/310:30:003
330036995714,13cyclictest37-21ksoftirqd/311:37:503
330036995710,9cyclictest37-21ksoftirqd/310:41:073
330033995742,11cyclictest332503-21sshd07:57:502
330033995741,12cyclictest333276-21sshd08:10:512
33002699572,7cyclictest364-21snmpd08:26:090
33002699572,18cyclictest330216-21munin-run07:15:000
33002699572,15cyclictest333984-21grep08:25:020
33002699572,14cyclictest371221-21ssh10:27:400
33002699572,12cyclictest364-21snmpd08:05:410
330026995716,37cyclictest0-21swapper/007:55:500
33003699562,5cyclictest0-21swapper/307:30:013
330036995617,9cyclictest37-21ksoftirqd/311:05:123
330036995611,14cyclictest37-21ksoftirqd/309:39:063
330036995610,11cyclictest37-21ksoftirqd/310:58:353
330036995610,11cyclictest37-21ksoftirqd/310:58:343
330033995642,10cyclictest334316-21sshd08:30:522
330033995639,13cyclictest333815-21sshd08:20:522
330031995636,14cyclictest3467602-21systemd-journal10:30:001
330031995616,5cyclictest131rcu_preempt11:49:181
33002699563,46cyclictest309-21in:imuxsock08:55:000
330033995542,10cyclictest330723-21sshd07:20:382
330033995541,10cyclictest335878-21sshd09:00:542
330033995540,12cyclictest330199-21sshd07:14:382
33002699555,45cyclictest330016-21cyclictest07:10:010
330036995422,10cyclictest37-21ksoftirqd/312:12:113
330036995416,6cyclictest37-21ksoftirqd/311:54:303
330036995413,8cyclictest37-21ksoftirqd/311:56:183
330033995446,4cyclictest334062-21sshd08:25:242
330033995442,8cyclictest331542-21munin-run07:40:022
330033995441,10cyclictest332818-21munin-run08:05:012
330033995440,11cyclictest333543-21sshd08:17:532
330033995439,11cyclictest336132-21sshd09:06:522
330033995437,12cyclictest334585-21cron08:40:002
330033995433,17cyclictest330982-21sendmail-mta07:28:232
33003199546,10cyclictest23-21ksoftirqd/111:00:001
33003199546,10cyclictest23-21ksoftirqd/111:00:001
330031995446,5cyclictest221rcuc/110:32:131
330031995417,5cyclictest131rcu_preempt11:26:541
33002699542,17cyclictest331003-21munin-run07:30:000
33002699541,12cyclictest364-21snmpd07:49:010
33003699534,11cyclictest37-21ksoftirqd/312:03:413
330033995340,10cyclictest330434-21sshd07:15:382
330033995340,10cyclictest330434-21sshd07:15:382
330033995339,10cyclictest364-21snmpd07:52:432
330033995339,10cyclictest364-21snmpd07:52:432
33002699532,10cyclictest331792-21munin-run07:45:010
330033995240,9cyclictest331254-21munin-run07:35:012
330033995239,10cyclictest331780-21munin-run07:45:002
330033995238,11cyclictest334842-21sshd08:40:322
330033995238,11cyclictest334842-21sshd08:40:312
33003199528,11cyclictest23-21ksoftirqd/112:39:591
33002699522,8cyclictest331234-21sshd07:33:380
33003699518,8cyclictest37-21ksoftirqd/310:05:533
330036995134,13cyclictest1-21systemd07:25:003
330036995115,7cyclictest37-21ksoftirqd/310:03:383
330036995114,9cyclictest37-21ksoftirqd/311:34:203
330036995114,7cyclictest361rcuc/311:46:063
330031995136,11cyclictest421915-21cron12:20:011
330031995117,11cyclictest23-21ksoftirqd/109:40:001
330031995115,6cyclictest131rcu_preempt07:31:381
33003699507,8cyclictest37-21ksoftirqd/310:47:323
33003699505,8cyclictest37-21ksoftirqd/312:23:593
330033995036,10cyclictest364-21snmpd08:47:532
330033995030,16cyclictest364-21snmpd08:58:342
33003199508,9cyclictest23-21ksoftirqd/110:37:271
33003199507,8cyclictest23-21ksoftirqd/112:08:381
330031995022,24cyclictest221rcuc/109:55:011
330031995010,9cyclictest23-21ksoftirqd/111:15:151
33003699495,9cyclictest37-21ksoftirqd/310:37:073
330033994923,21cyclictest275-21dbus-daemon08:10:022
33003199499,6cyclictest131rcu_preempt10:00:011
33003199499,6cyclictest131rcu_preempt10:00:011
33003199497,12cyclictest23-21ksoftirqd/111:50:171
33003199495,10cyclictest23-21ksoftirqd/112:03:231
33003199494,7cyclictest23-21ksoftirqd/111:45:001
33003199494,7cyclictest23-21ksoftirqd/111:45:001
33003199492,5cyclictest131rcu_preempt11:21:321
330031994910,5cyclictest131rcu_preempt10:50:251
33003699484,10cyclictest37-21ksoftirqd/311:15:083
33003699484,10cyclictest37-21ksoftirqd/310:51:123
330033994835,9cyclictest364-21snmpd07:49:372
33003199485,5cyclictest131rcu_preempt12:10:461
33003199485,12cyclictest23-21ksoftirqd/112:30:071
330031994839,6cyclictest23-21ksoftirqd/109:05:001
330031994838,7cyclictest221rcuc/111:06:481
330031994816,6cyclictest131rcu_preempt12:20:231
33003699479,7cyclictest37-21ksoftirqd/309:10:323
33003699479,7cyclictest37-21ksoftirqd/309:10:323
33003699475,8cyclictest37-21ksoftirqd/308:40:013
33003699475,7cyclictest37-21ksoftirqd/311:21:253
330033994721,21cyclictest330139-21wc07:10:022
33003199479,7cyclictest131rcu_preempt11:03:541
33003199477,10cyclictest23-21ksoftirqd/110:04:571
33003199476,9cyclictest23-21ksoftirqd/110:22:521
330031994722,10cyclictest23-21ksoftirqd/109:17:581
330031994713,6cyclictest131rcu_preempt10:15:031
33003699466,8cyclictest37-21ksoftirqd/312:09:083
33003699466,12cyclictest37-21ksoftirqd/307:18:233
33003699466,12cyclictest37-21ksoftirqd/307:18:233
33003699465,9cyclictest37-21ksoftirqd/309:42:553
33003699465,6cyclictest37-21ksoftirqd/311:42:453
33003699465,6cyclictest37-21ksoftirqd/311:42:453
33003699464,7cyclictest37-21ksoftirqd/309:53:363
33003699463,8cyclictest37-21ksoftirqd/310:24:013
330036994637,7cyclictest37-21ksoftirqd/311:12:243
33003199468,7cyclictest23-21ksoftirqd/111:12:411
33003199464,23cyclictest23-21ksoftirqd/111:55:271
33003199464,10cyclictest23-21ksoftirqd/107:51:491
33003199464,10cyclictest23-21ksoftirqd/107:51:491
330031994614,6cyclictest131rcu_preempt10:16:591
330031994613,8cyclictest23-21ksoftirqd/109:10:291
330031994613,8cyclictest23-21ksoftirqd/109:10:281
33003699458,10cyclictest37-21ksoftirqd/310:15:023
33003699455,8cyclictest37-21ksoftirqd/308:55:013
33003699454,8cyclictest37-21ksoftirqd/309:33:033
33003699453,7cyclictest37-21ksoftirqd/309:55:133
33003699453,7cyclictest37-21ksoftirqd/309:55:123
330036994537,6cyclictest37-21ksoftirqd/310:30:193
330036994530,11cyclictest1-21systemd11:05:003
33003699452,12cyclictest37-21ksoftirqd/312:26:163
33003199454,12cyclictest23-21ksoftirqd/109:27:331
330031994534,7cyclictest221rcuc/109:10:001
33003199453,11cyclictest23-21ksoftirqd/109:30:251
330031994530,9cyclictest23-21ksoftirqd/111:40:001
330031994515,5cyclictest131rcu_preempt10:48:391
330031994512,6cyclictest131rcu_preempt09:46:031
330031994511,6cyclictest131rcu_preempt09:20:091
330031994511,6cyclictest131rcu_preempt09:20:091
330031994511,4cyclictest400156-21ssh11:31:361
33003699445,7cyclictest37-21ksoftirqd/312:15:553
330036994430,9cyclictest37-21ksoftirqd/309:50:003
330036994429,11cyclictest3467602-21systemd-journal12:34:183
33003199444,5cyclictest131rcu_preempt08:25:001
330031994428,12cyclictest3467602-21systemd-journal08:50:001
330031994414,5cyclictest131rcu_preempt09:44:431
33003699435,10cyclictest37-21ksoftirqd/311:29:523
330036994330,9cyclictest1-21systemd08:45:013
330036994330,9cyclictest1-21systemd08:45:013
330036994326,13cyclictest3467602-21systemd-journal07:55:033
33003699431,14cyclictest37-21ksoftirqd/309:17:373
33003199438,8cyclictest23-21ksoftirqd/107:17:001
33003199438,8cyclictest23-21ksoftirqd/107:17:001
33003699427,8cyclictest37-21ksoftirqd/308:08:503
330031994234,6cyclictest23-21ksoftirqd/108:00:011
330031994219,20cyclictest221rcuc/108:30:021
330031994130,6cyclictest309-21in:imuxsock09:00:011
330036994025,11cyclictest3467602-21systemd-journal09:10:003
330036994022,14cyclictest1-21systemd08:25:013
33003199405,6cyclictest131rcu_preempt07:40:021
33003199401,10cyclictest23-21ksoftirqd/108:10:011
330036993925,9cyclictest309-21in:imuxsock08:50:003
33003199394,7cyclictest131rcu_preempt07:25:011
33003199392,11cyclictest23-21ksoftirqd/108:40:001
33003199391,7cyclictest0-21swapper/107:10:211
33003699385,9cyclictest37-21ksoftirqd/308:15:523
33003699383,6cyclictest37-21ksoftirqd/308:32:503
330036993824,9cyclictest37-21ksoftirqd/307:35:003
330036993824,10cyclictest37-21ksoftirqd/307:45:013
330031993831,5cyclictest23-21ksoftirqd/108:35:001
330031993826,8cyclictest331775-21cron07:45:011
330031993817,17cyclictest221rcuc/108:50:531
33003199381,6cyclictest0-21swapper/107:46:161
330031993725,9cyclictest1-21systemd08:05:001
33003199371,5cyclictest0-21swapper/107:29:101
330031993710,11cyclictest23-21ksoftirqd/108:20:001
33003699369,4cyclictest131rcu_preempt07:11:383
33003699363,6cyclictest37-21ksoftirqd/307:50:153
33003699363,6cyclictest37-21ksoftirqd/307:50:153
33003699361,7cyclictest37-21ksoftirqd/308:10:523
33003199368,3cyclictest131rcu_preempt08:40:031
33003199368,3cyclictest131rcu_preempt08:40:031
33003699356,6cyclictest37-21ksoftirqd/307:37:413
33003699353,8cyclictest37-21ksoftirqd/308:00:383
330036993426,5cyclictest334131-21latency_hist08:30:033
330036993324,7cyclictest37-21ksoftirqd/307:10:023
330036993314,16cyclictest364-21snmpd07:46:523
330036993223,6cyclictest335647-21sendmail09:00:013
330031992715,9cyclictest23-21ksoftirqd/107:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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