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2026-08-26 - 20:41
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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 376 highest latencies:
System rack3slot0.osadl.org (updated Wed Aug 26, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
202342780,1sleep71161699cyclictest09:41:367
201192740,0sleep10-21swapper/112:04:341
1117626048,8sleep70-21swapper/707:01:137
325132500,0sleep10-21swapper/111:54:331
1129124926,8sleep50-21swapper/507:02:475
24852470,2sleep11160799cyclictest09:42:261
1115524724,9sleep40-21swapper/407:00:544
87152450,0sleep10-21swapper/111:46:001
220852450,0sleep60-21swapper/612:08:166
213742450,0sleep60-21swapper/610:33:256
179562450,0sleep20-21swapper/210:56:272
15922450,0sleep10-21swapper/110:10:531
58892440,0sleep60-21swapper/611:19:066
35922440,0sleep2321ktimersoftd/209:44:192
314722440,1sleep231448-21bash09:31:302
169202440,0sleep20-21swapper/210:31:212
125732440,1sleep7756-21sshd12:13:057
171142430,1sleep017109-21sshd10:04:430
72272420,0sleep40-21swapper/411:04:544
56302420,0sleep2311rcuc/210:25:282
45962420,0sleep00-21swapper/012:00:090
138212420,1sleep11-21systemd09:18:071
136932420,0sleep70-21swapper/712:09:377
22102410,0sleep10-21swapper/110:07:251
180962410,0sleep60-21swapper/609:23:416
1122124130,8sleep20-21swapper/207:01:482
300062400,0sleep20-21swapper/210:07:102
198472400,2sleep21160999cyclictest11:16:142
182492400,0sleep20-21swapper/209:57:332
181042400,0sleep10-21swapper/110:35:041
1127824027,9sleep30-21swapper/307:02:373
25072390,2sleep31161299cyclictest12:21:263
182082390,0sleep60-21swapper/611:00:086
1130123926,9sleep60-21swapper/607:02:566
1118923928,8sleep00-21swapper/007:01:220
1115223928,8sleep10-21swapper/107:00:511
264612370,0sleep60-21swapper/609:17:006
145832370,0sleep40-21swapper/412:15:034
250702320,0sleep70-21swapper/711:20:117
1161299267,5cyclictest41-21ksoftirqd/310:47:583
11613992519,4cyclictest49-21ksoftirqd/410:00:314
1160799250,6cyclictest0-21swapper/111:00:181
20792240,0sleep02072-21sshd09:22:470
1161699245,6cyclictest30462-21bash11:38:197
1161699244,5cyclictest7363-21grep09:37:197
1161699243,8cyclictest1-21systemd10:00:287
1161699243,5cyclictest16664-21systemd10:15:227
1161699242,8cyclictest1844-21nfsd09:58:027
11612992412,4cyclictest41-21ksoftirqd/309:52:483
11612992411,3cyclictest41-21ksoftirqd/309:38:453
1160799240,7cyclictest2460-21systemd11:04:381
1160799240,6cyclictest721-21dbus-daemon10:51:421
1160799240,11cyclictest16442-21systemd-cgroups11:34:001
1160799240,11cyclictest16275-21id09:25:221
1161699234,4cyclictest756-21sshd12:26:587
1161699232,6cyclictest0-21swapper/709:46:137
1161699232,6cyclictest0-21swapper/709:46:137
1161699232,5cyclictest1-21systemd10:25:387
1161699230,6cyclictest0-21swapper/711:49:507
1161299237,3cyclictest41-21ksoftirqd/312:08:573
1161299237,1cyclictest41-21ksoftirqd/309:22:433
1160799230,7cyclictest28100-21sshd11:05:571
1160799230,5cyclictest23321-21bash11:25:271
78882220,1sleep449-21ksoftirqd/411:47:474
1161699225,4cyclictest12724-21grep11:21:127
1161699225,4cyclictest12087-21grep10:59:477
1161699224,6cyclictest11531-21systemd10:23:587
1161699224,3cyclictest12855-21sshd12:30:577
1161699224,3cyclictest12855-21sshd12:30:577
1161699223,6cyclictest4352-21systemd-cgroups10:53:577
1161699222,7cyclictest0-21swapper/709:11:367
1161699222,3cyclictest0-21swapper/709:20:357
1161699220,5cyclictest736-21gdbus11:05:507
1161399227,3cyclictest49-21ksoftirqd/409:27:304
1161299226,1cyclictest41-21ksoftirqd/312:35:163
1161299226,1cyclictest41-21ksoftirqd/312:35:163
11612992217,3cyclictest41-21ksoftirqd/312:16:223
1160799220,8cyclictest20554-21grep10:47:431
1160799220,7cyclictest16728-21id10:40:201
1160799220,6cyclictest29106-21sshd09:59:591
1160799220,6cyclictest0-21swapper/109:45:231
1160799220,6cyclictest0-21swapper/109:45:231
1160799220,10cyclictest721-21dbus-daemon10:17:061
1160799220,10cyclictest16654-21bash11:10:411
1160799220,10cyclictest1085-21systemd10:37:401
1160799220,10cyclictest1085-21systemd10:37:401
1161699214,7cyclictest1-21systemd10:49:047
1161699214,6cyclictest17122-21sshd11:59:027
1161699214,5cyclictest18774-21bash10:13:417
1161699214,4cyclictest454-21sshd09:31:347
1161699214,4cyclictest30388-21bash11:15:077
1161699214,4cyclictest15641-21grep09:18:137
1161699213,5cyclictest5295-21sshd10:32:317
1161699213,2cyclictest1-21systemd12:05:177
1161699212,4cyclictest835-21sshd10:41:097
1161699210,8cyclictest0-21swapper/710:05:287
1161399214,4cyclictest49-21ksoftirqd/412:07:324
1161399212,1cyclictest49-21ksoftirqd/409:36:074
11613992115,4cyclictest49-21ksoftirqd/410:42:244
1161299219,3cyclictest41-21ksoftirqd/310:41:403
1161299219,1cyclictest41-21ksoftirqd/311:59:403
1161299218,3cyclictest41-21ksoftirqd/311:12:053
1161299217,2cyclictest41-21ksoftirqd/310:10:513
1161299214,1cyclictest41-21ksoftirqd/312:29:203
11612992117,3cyclictest41-21ksoftirqd/311:08:123
11612992111,1cyclictest41-21ksoftirqd/309:25:293
1160799210,9cyclictest4239-21kill11:42:131
1160799210,9cyclictest25188-21systemd09:36:301
1160799210,9cyclictest10837-21id11:22:561
1160799210,8cyclictest16632-21bash12:13:201
1160799210,7cyclictest0-21swapper/112:07:541
1160799210,6cyclictest721-21dbus-daemon11:15:361
1160799210,6cyclictest1844-21nfsd09:09:221
1160799210,6cyclictest1844-21nfsd09:09:221
1160799210,6cyclictest0-21swapper/109:34:241
1160799210,6cyclictest0-21swapper/109:21:411
1161699205,3cyclictest23411-21grepconf.sh12:17:157
1161699204,7cyclictest756-21sshd10:35:197
1161699204,7cyclictest756-21sshd10:35:197
1161699204,7cyclictest15253-21sshd09:25:197
1161699204,5cyclictest9356-21rm11:53:157
1161699204,3cyclictest19125-21systemd09:50:307
1161699203,8cyclictest1-21systemd09:06:447
1161699203,8cyclictest1-21systemd09:06:447
1161699203,7cyclictest4522-21kill11:31:297
1161699203,4cyclictest19255-21grepconf.sh12:20:357
1161699203,3cyclictest11317-21bash11:28:217
1161699200,3cyclictest1-21systemd11:00:497
1161399208,3cyclictest49-21ksoftirqd/410:30:574
1161399206,4cyclictest49-21ksoftirqd/409:59:204
11613992014,3cyclictest49-21ksoftirqd/409:16:284
1161299209,4cyclictest41-21ksoftirqd/312:05:123
1161299208,7cyclictest41-21ksoftirqd/310:22:183
1161299207,3cyclictest41-21ksoftirqd/311:52:593
1161299207,2cyclictest41-21ksoftirqd/311:38:273
1161299207,1cyclictest41-21ksoftirqd/311:45:593
1161299206,1cyclictest41-21ksoftirqd/311:44:133
1161299204,1cyclictest41-21ksoftirqd/309:32:283
11612992017,3cyclictest41-21ksoftirqd/310:34:153
11612992015,3cyclictest41-21ksoftirqd/310:57:523
1160799204,7cyclictest1510-21grep12:26:461
1160799200,9cyclictest26503-21sshd10:30:121
1160799200,9cyclictest22911-21sshd11:39:431
1160799200,7cyclictest1877-21grepconf.sh10:21:341
1160799200,6cyclictest3544-21cstates09:10:281
1160799200,6cyclictest29102-21sshd12:17:341
1160799200,6cyclictest26801-21sshd09:50:501
1160799200,6cyclictest14342-21sshd12:23:571
267772190,0sleep626774-21sshd11:47:016
265362190,0sleep50-21swapper/510:58:475
1161399196,3cyclictest49-21ksoftirqd/409:15:054
1161399193,1cyclictest49-21ksoftirqd/409:23:234
11613991915,1cyclictest49-21ksoftirqd/411:50:384
11613991914,3cyclictest49-21ksoftirqd/411:16:574
1161399191,3cyclictest131rcu_sched11:37:514
1161299197,3cyclictest41-21ksoftirqd/310:09:323
1161299195,1cyclictest41-21ksoftirqd/309:59:263
1161299194,1cyclictest41-21ksoftirqd/310:25:343
11612991916,1cyclictest41-21ksoftirqd/311:02:343
11612991916,1cyclictest41-21ksoftirqd/309:42:533
1160799190,9cyclictest752-21snmpd11:55:251
1160799190,9cyclictest0-21swapper/110:02:341
1160799190,7cyclictest2650-21sshd12:32:151
1160799190,7cyclictest2650-21sshd12:32:151
1161699185,4cyclictest2104-21systemd11:40:227
1161399188,1cyclictest49-21ksoftirqd/411:10:264
1161399187,3cyclictest49-21ksoftirqd/410:21:284
1161399187,1cyclictest49-21ksoftirqd/410:27:144
1161399185,1cyclictest49-21ksoftirqd/409:31:094
1161399185,1cyclictest131rcu_sched10:18:224
1161399184,3cyclictest49-21ksoftirqd/411:32:334
1161399183,3cyclictest49-21ksoftirqd/409:54:184
1161399182,1cyclictest49-21ksoftirqd/411:20:474
1161399182,1cyclictest49-21ksoftirqd/409:42:164
11613991814,1cyclictest49-21ksoftirqd/412:05:174
11613991813,4cyclictest49-21ksoftirqd/410:05:374
1161399181,1cyclictest464-21systemd-journal12:30:084
1161399180,16cyclictest25110-21kworker/4:312:20:524
1161299185,1cyclictest41-21ksoftirqd/312:10:263
11612991816,1cyclictest41-21ksoftirqd/310:35:353
11612991816,1cyclictest41-21ksoftirqd/310:35:353
11612991816,1cyclictest41-21ksoftirqd/309:14:173
11612991815,1cyclictest41-21ksoftirqd/311:17:103
11612991813,4cyclictest41-21ksoftirqd/311:30:533
11612991813,4cyclictest41-21ksoftirqd/310:16:553
11613991716,1cyclictest49-21ksoftirqd/410:50:304
11613991715,1cyclictest49-21ksoftirqd/410:35:374
11613991715,1cyclictest49-21ksoftirqd/410:35:374
1161399171,1cyclictest49-21ksoftirqd/410:56:414
1161399170,2cyclictest49-21ksoftirqd/411:06:314
11612991716,1cyclictest41-21ksoftirqd/311:26:593
11612991715,1cyclictest41-21ksoftirqd/311:22:563
11612991715,1cyclictest41-21ksoftirqd/309:48:003
11612991715,1cyclictest41-21ksoftirqd/309:48:003
11612991713,1cyclictest41-21ksoftirqd/309:08:453
11612991713,1cyclictest41-21ksoftirqd/309:08:453
11612991712,3cyclictest41-21ksoftirqd/309:18:043
1161299171,1cyclictest121rcu_preempt10:50:403
11600991715,1cyclictest9-21ksoftirqd/010:35:350
11600991715,1cyclictest9-21ksoftirqd/010:35:350
1161399164,3cyclictest49-21ksoftirqd/409:09:574
1161399164,3cyclictest49-21ksoftirqd/409:09:574
11613991615,1cyclictest49-21ksoftirqd/411:29:184
11613991614,1cyclictest49-21ksoftirqd/412:31:074
11613991614,1cyclictest49-21ksoftirqd/412:31:074
11613991614,1cyclictest49-21ksoftirqd/411:40:394
11613991614,1cyclictest49-21ksoftirqd/410:45:564
1161399160,3cyclictest49-21ksoftirqd/412:20:044
1161299167,3cyclictest41-21ksoftirqd/310:01:553
11600991611,1cyclictest9-21ksoftirqd/010:52:460
73932150,2sleep51161499cyclictest09:33:495
200182150,1sleep520016-21sshd12:15:205
171342150,0sleep2321ktimersoftd/211:35:442
1161699151,3cyclictest0-21swapper/708:30:317
1161399159,4cyclictest49-21ksoftirqd/410:10:384
11613991514,1cyclictest49-21ksoftirqd/411:55:594
11613991514,1cyclictest49-21ksoftirqd/409:45:384
11613991514,1cyclictest49-21ksoftirqd/409:45:384
1160799150,8cyclictest1203-21fgrep07:40:361
11600991513,1cyclictest9-21ksoftirqd/009:44:200
1161599143,5cyclictest857-21polkitd10:17:466
1161499148,5cyclictest0-21swapper/510:49:335
11609991412,2cyclictest33-21ksoftirqd/211:55:222
1160799140,6cyclictest15760-21systemd09:05:181
1160799140,5cyclictest15480-21processes08:05:371
1160799140,5cyclictest15480-21processes08:05:371
11600991412,1cyclictest9-21ksoftirqd/009:53:200
11600991412,1cyclictest9-21ksoftirqd/009:46:250
11600991412,1cyclictest9-21ksoftirqd/009:46:250
11600991410,1cyclictest9-21ksoftirqd/012:03:340
11600991410,1cyclictest9-21ksoftirqd/009:32:230
108772140,0sleep6721-21dbus-daemon11:28:196
89662130,0sleep60-21swapper/610:02:256
1161699132,6cyclictest13941-21cpuspeed_turbos08:05:297
1161699132,6cyclictest13941-21cpuspeed_turbos08:05:297
1161699132,5cyclictest14673-21sensors_fan09:00:367
1161699132,3cyclictest18278-21sed08:10:367
1161599132,5cyclictest9145-21bash11:33:356
1161599132,5cyclictest14519-21systemd09:53:506
11615991312,1cyclictest0-21swapper/611:10:166
11615991311,1cyclictest65-21ksoftirqd/610:06:266
11615991311,1cyclictest65-21ksoftirqd/609:14:466
1161499132,5cyclictest25736-21sshd11:29:105
1161499130,7cyclictest0-21swapper/510:42:305
1160799130,8cyclictest1530-21/usr/sbin/munin08:40:341
1160799130,5cyclictest0-21swapper/107:55:351
1160099139,3cyclictest9-21ksoftirqd/011:22:580
11600991312,1cyclictest9-21ksoftirqd/009:18:520
11600991311,1cyclictest9-21ksoftirqd/011:54:150
11600991311,1cyclictest9-21ksoftirqd/010:31:400
11600991310,2cyclictest21122-21systemd11:18:080
194102120,0sleep50-21swapper/512:31:225
194102120,0sleep50-21swapper/512:31:225
119182120,1sleep611921-21bash09:55:286
11616991211,1cyclictest0-21swapper/707:40:397
1161699121,5cyclictest0-21swapper/708:00:347
1161699121,3cyclictest0-21swapper/707:15:337
1161699120,6cyclictest0-21swapper/708:25:337
1161699120,6cyclictest0-21swapper/707:55:307
1161699120,4cyclictest0-21swapper/708:20:297
1161599123,4cyclictest0-21swapper/612:13:036
1161599122,4cyclictest3873-21sshd09:08:376
1161599122,4cyclictest3873-21sshd09:08:376
1161599122,4cyclictest22674-21sshd12:02:536
1161599122,4cyclictest22568-21sshd10:29:596
1161599122,4cyclictest0-21swapper/611:25:056
11615991211,1cyclictest65-21ksoftirqd/610:54:376
11615991210,1cyclictest65-21ksoftirqd/609:40:346
1161599121,5cyclictest8137-21sshd11:03:086
1161599121,5cyclictest14113-21bash09:30:346
1161599120,5cyclictest7852-21sshd12:16:226
1161499129,2cyclictest721-21dbus-daemon12:07:085
1161499125,4cyclictest721-21dbus-daemon10:09:105
1161499124,4cyclictest20266-21systemd09:09:385
1161499124,4cyclictest20266-21systemd09:09:385
1161499122,4cyclictest464-21systemd-journal11:25:145
1161499122,4cyclictest3718-21mailstats10:30:385
1161499122,4cyclictest18433-21sshd09:20:115
1161499122,4cyclictest16559-21cp11:01:475
1161499122,4cyclictest15920-21sshd10:27:465
1161499122,4cyclictest0-21swapper/512:30:055
1161499122,4cyclictest0-21swapper/510:02:485
11614991210,1cyclictest57-21ksoftirqd/511:51:435
11614991210,1cyclictest57-21ksoftirqd/511:38:525
11614991210,1cyclictest57-21ksoftirqd/511:16:335
1161499121,5cyclictest4424-21bash09:37:095
1161499121,5cyclictest27947-21bash11:47:065
1161499121,5cyclictest22986-21grep10:22:465
1161499120,11cyclictest16251-21kworker/5:309:11:145
1161499120,11cyclictest10980-21kworker/5:511:42:375
11613991212,0cyclictest21035-21kworker/4:209:02:314
11612991210,1cyclictest41-21ksoftirqd/307:30:183
1161299120,2cyclictest121rcu_preempt07:40:173
1160999129,2cyclictest721-21dbus-daemon11:32:092
1160999128,3cyclictest33-21ksoftirqd/210:43:182
1160999128,3cyclictest33-21ksoftirqd/210:13:262
1160999128,1cyclictest33-21ksoftirqd/209:51:592
1160999122,5cyclictest4586-21kworker/u16:412:25:542
1160999122,5cyclictest27941-21sshd10:48:082
1160999122,4cyclictest16300-1kworker/2:0H09:22:452
1160999122,4cyclictest0-21swapper/210:36:212
1160999122,4cyclictest0-21swapper/210:36:212
11609991210,2cyclictest12998-21systemd09:16:152
11609991210,1cyclictest33-21ksoftirqd/212:31:592
11609991210,1cyclictest33-21ksoftirqd/212:31:592
11609991210,1cyclictest33-21ksoftirqd/212:15:392
1160799120,12cyclictest0-21swapper/108:55:391
1160099129,3cyclictest9-21ksoftirqd/012:22:260
1160099129,2cyclictest9-21ksoftirqd/011:26:540
1160099122,4cyclictest16441-21sshd11:41:040
11600991211,1cyclictest9-21ksoftirqd/009:14:220
11600991211,1cyclictest2754-21sshd09:37:030
11600991210,1cyclictest9-21ksoftirqd/012:27:160
11600991210,1cyclictest9-21ksoftirqd/011:45:370
11600991210,1cyclictest9-21ksoftirqd/011:14:270
11600991210,1cyclictest9-21ksoftirqd/010:41:440
11600991210,1cyclictest9-21ksoftirqd/010:16:140
11600991210,1cyclictest9-21ksoftirqd/009:58:110
11600991210,1cyclictest9-21ksoftirqd/009:05:330
11600991210,1cyclictest9-21ksoftirqd/009:05:330
11600991210,1cyclictest0-21swapper/011:40:100
1160099120,11cyclictest28959-21sshd11:02:300
1160099120,11cyclictest1844-21nfsd11:34:010
1161699111,3cyclictest0-21swapper/708:48:537
1161699110,5cyclictest5380-21cpuspeed_turbos07:50:287
1161699110,4cyclictest0-21swapper/707:36:357
1161699110,4cyclictest0-21swapper/707:20:377
1161699110,4cyclictest0-21swapper/707:05:377
1161699110,4cyclictest0-21swapper/707:05:377
1161599119,1cyclictest1-21systemd11:43:496
1161599114,6cyclictest0-21swapper/609:37:536
1161599113,7cyclictest5637-21grepconf.sh10:36:066
1161599113,7cyclictest5637-21grepconf.sh10:36:066
1161599113,7cyclictest21443-21systemd09:45:186
1161599113,7cyclictest21443-21systemd09:45:186
1161599113,7cyclictest1-21systemd11:51:066
1161599112,4cyclictest464-21systemd-journal12:26:026
1161599112,4cyclictest29923-21sshd11:56:076
1161599111,4cyclictest0-21swapper/612:32:276
1161599111,4cyclictest0-21swapper/612:32:276
1161599111,4cyclictest0-21swapper/610:11:146
1161599110,5cyclictest5118-21id10:46:496
1161599110,5cyclictest14710-21bash10:22:176
1161599110,11cyclictest21308-21kworker/6:211:36:316
1161599110,11cyclictest19764-21kworker/6:011:12:576
1161599110,11cyclictest13511-21kworker/6:010:40:596
1161499119,1cyclictest30803-21sshd12:03:215
1161499111,4cyclictest21195-21bash11:32:265
1161499111,4cyclictest1415-21sshd09:45:535
1161499111,4cyclictest1415-21sshd09:45:535
1161499110,5cyclictest5355-21systemd11:06:305
1161499110,4cyclictest2699-21sshd09:26:215
1161499110,3cyclictest0-21swapper/510:10:365
1161499110,11cyclictest8058-21kworker/5:011:56:305
1161499110,11cyclictest16251-21kworker/5:309:21:305
1161499110,11cyclictest14421-21kworker/5:010:20:095
1161499110,11cyclictest12794-21kworker/5:311:10:385
1161499110,10cyclictest8058-21kworker/5:012:13:015
1161499110,10cyclictest12066-21kworker/5:110:50:215
1161499110,10cyclictest12066-21kworker/5:110:40:065
1161499110,10cyclictest12066-21kworker/5:110:40:065
11613991110,1cyclictest21035-21kworker/4:208:03:254
11613991110,1cyclictest21035-21kworker/4:207:33:374
1161299119,1cyclictest41-21ksoftirqd/308:50:323
11612991110,1cyclictest41-21ksoftirqd/308:50:173
1160999119,1cyclictest33-21ksoftirqd/211:22:202
1160999118,2cyclictest33-21ksoftirqd/210:04:362
1160999113,7cyclictest721-21dbus-daemon11:09:062
1160999112,4cyclictest22026-21sshd11:10:592
1160999112,4cyclictest20603-21grepconf.sh09:39:542
1160999112,4cyclictest16909-21systemd09:48:352
1160999112,4cyclictest16909-21systemd09:48:352
1160999112,4cyclictest0-21swapper/209:07:102
1160999112,4cyclictest0-21swapper/209:07:102
1160999111,4cyclictest4112-21bash10:50:252
1160999111,4cyclictest20811-21sshd11:03:512
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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