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2026-04-17 - 16:40
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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 Fri Apr 17, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
200629914833,77cyclictest31608-21bash10:59:452
15412850,2sleep02004799cyclictest09:08:320
93812790,3sleep22006299cyclictest12:24:012
2008799620,61cyclictest5620-21kworker/7:110:59:447
20047995737,20cyclictest0-21swapper/010:59:450
169572560,0sleep00-21swapper/011:34:090
123202550,1sleep557-21ksoftirqd/509:46:185
319692530,1sleep731963-21sshd09:12:167
126572530,0sleep60-21swapper/610:49:226
43552490,1sleep14356-21grepconf.sh10:17:211
265042490,0sleep10-21swapper/110:51:571
20086994921,28cyclictest9728-21kworker/6:110:59:456
1985224925,8sleep00-21swapper/007:04:300
1973524925,8sleep70-21swapper/707:03:017
238382480,0sleep60-21swapper/611:04:526
1965524823,8sleep30-21swapper/307:01:523
53282470,1sleep11-21systemd09:42:131
317652470,0sleep40-21swapper/410:37:264
17902470,0sleep00-21swapper/009:38:200
17852470,1sleep61784-21sshd10:54:186
270502460,3sleep4786-21snmpd09:25:024
194662460,0sleep20-21swapper/210:07:052
179772460,1sleep125-21ksoftirqd/111:54:441
232862450,0sleep423284-21systemd-cgroups09:46:574
1992024525,8sleep10-21swapper/107:05:271
187392450,1sleep518738-21grep10:51:295
54422440,0sleep00-21swapper/011:13:030
113162440,0sleep20-21swapper/209:53:432
63722430,0sleep10-21swapper/107:36:011
321692430,0sleep20-21swapper/210:26:192
300802430,0sleep70-21swapper/709:10:237
186492430,0sleep60-21swapper/609:17:036
15482430,1sleep09-21ksoftirqd/012:25:270
112082430,0sleep40-21swapper/410:21:254
74362420,0sleep50-21swapper/511:48:325
213442420,0sleep50-21swapper/512:07:545
319312410,0sleep10-21swapper/111:48:041
20054994140,1cyclictest1115-21nfsd10:59:441
1968824129,8sleep50-21swapper/507:02:185
191502410,0sleep40-21swapper/412:18:584
16582410,0sleep50-21swapper/512:04:585
57132400,0sleep10-21swapper/110:43:241
197902400,0sleep00-21swapper/010:27:290
1968024028,9sleep60-21swapper/607:02:116
1961824028,8sleep20-21swapper/207:01:192
174582400,0sleep617455-21systemd-cgroups11:50:576
142902400,0sleep60-21swapper/612:26:056
99172390,0sleep10-21swapper/111:07:431
96882390,0sleep30-21swapper/312:24:023
55532390,0sleep60-21swapper/611:11:086
32252390,0sleep00-21swapper/012:31:040
17732390,0sleep10-21swapper/109:08:331
138782390,2sleep62008699cyclictest10:06:456
283742380,1sleep628377-21grepconf.sh09:54:446
1745923826,9sleep40-21swapper/407:00:494
114062370,0sleep20-21swapper/209:38:542
303052360,0sleep730300-21sshd10:30:017
2008599360,35cyclictest8205-21kworker/u16:210:59:455
20077992412,3cyclictest49-21ksoftirqd/411:15:244
20070992422,1cyclictest376-21kworker/u16:110:59:453
20077992319,3cyclictest49-21ksoftirqd/412:04:504
2007799227,2cyclictest49-21ksoftirqd/409:59:124
304702210,0sleep30-21swapper/309:45:353
2007799219,5cyclictest49-21ksoftirqd/412:10:274
2007799219,2cyclictest49-21ksoftirqd/409:06:434
2007799216,1cyclictest49-21ksoftirqd/411:46:144
2007799215,3cyclictest49-21ksoftirqd/409:27:134
2007799214,3cyclictest49-21ksoftirqd/410:16:214
20077992120,1cyclictest396-21jbd2/sda2-810:59:454
20077992112,2cyclictest49-21ksoftirqd/412:30:384
20062992116,4cyclictest33-21ksoftirqd/210:19:362
20062992116,3cyclictest33-21ksoftirqd/212:12:422
92932200,0sleep40-21swapper/411:39:184
2007799208,3cyclictest49-21ksoftirqd/410:05:574
20077992013,1cyclictest49-21ksoftirqd/411:43:584
20077992011,3cyclictest49-21ksoftirqd/410:49:324
20077992011,1cyclictest49-21ksoftirqd/409:14:154
2006299204,1cyclictest33-21ksoftirqd/210:03:512
20062992017,3cyclictest33-21ksoftirqd/209:56:002
20062992014,4cyclictest33-21ksoftirqd/212:19:162
20047992016,3cyclictest25742-21sshd10:16:430
2007799198,4cyclictest49-21ksoftirqd/411:15:554
2007799198,2cyclictest49-21ksoftirqd/410:53:234
2007799198,1cyclictest49-21ksoftirqd/411:26:364
2007799197,2cyclictest49-21ksoftirqd/412:15:174
2007799196,2cyclictest49-21ksoftirqd/411:58:524
2007799196,2cyclictest49-21ksoftirqd/411:50:574
2007799195,3cyclictest49-21ksoftirqd/412:34:454
2007799195,2cyclictest49-21ksoftirqd/410:44:004
2007799195,1cyclictest49-21ksoftirqd/410:14:044
20077991913,4cyclictest49-21ksoftirqd/411:07:164
20077991910,1cyclictest49-21ksoftirqd/409:38:144
2007799191,2cyclictest31391-21smart_sda09:51:074
2007799191,1cyclictest49-21ksoftirqd/410:33:094
2007799191,1cyclictest16456-21munin-run09:20:444
2007799190,3cyclictest49-21ksoftirqd/411:32:224
20062991916,1cyclictest33-21ksoftirqd/211:47:062
20062991915,3cyclictest492-21systemd-journal11:44:282
20062991915,1cyclictest33-21ksoftirqd/209:47:492
285572180,0sleep30-21swapper/311:59:033
2007799188,2cyclictest49-21ksoftirqd/409:40:484
2007799187,3cyclictest49-21ksoftirqd/412:21:244
2007799187,3cyclictest49-21ksoftirqd/410:28:224
2007799187,1cyclictest49-21ksoftirqd/409:30:524
2007799186,2cyclictest49-21ksoftirqd/411:01:314
2007799184,2cyclictest49-21ksoftirqd/411:20:454
2007799181,3cyclictest49-21ksoftirqd/410:01:034
2006299187,3cyclictest33-21ksoftirqd/212:04:172
20062991816,1cyclictest33-21ksoftirqd/211:33:512
20062991816,1cyclictest33-21ksoftirqd/210:39:502
20062991816,1cyclictest33-21ksoftirqd/209:09:542
20062991815,3cyclictest33-21ksoftirqd/210:33:042
20062991815,3cyclictest33-21ksoftirqd/209:30:012
20062991814,1cyclictest33-21ksoftirqd/212:07:092
20062991814,1cyclictest33-21ksoftirqd/211:23:262
20062991813,3cyclictest33-21ksoftirqd/211:57:482
20062991813,3cyclictest33-21ksoftirqd/209:16:152
2006299180,3cyclictest33-21ksoftirqd/211:12:142
89862170,3sleep58953-21cp11:44:555
301502170,0sleep50-21swapper/509:23:195
2008599170,1cyclictest1-21systemd10:21:555
20070991715,1cyclictest41-21ksoftirqd/310:54:303
20062991716,1cyclictest33-21ksoftirqd/212:27:082
20062991716,1cyclictest33-21ksoftirqd/211:51:082
20062991715,2cyclictest33-21ksoftirqd/211:30:092
20062991715,1cyclictest33-21ksoftirqd/211:37:512
20062991715,1cyclictest33-21ksoftirqd/211:06:592
20062991715,1cyclictest33-21ksoftirqd/209:12:462
20062991713,3cyclictest33-21ksoftirqd/211:02:082
20062991711,3cyclictest33-21ksoftirqd/211:17:012
2006299170,2cyclictest121rcu_preempt12:33:022
69892160,1sleep06968-21sshd11:29:530
20070991615,1cyclictest41-21ksoftirqd/312:30:223
20062991615,1cyclictest33-21ksoftirqd/210:51:012
20062991615,1cyclictest33-21ksoftirqd/210:22:492
20062991614,1cyclictest33-21ksoftirqd/210:45:572
20062991614,1cyclictest33-21ksoftirqd/210:12:582
20062991614,1cyclictest33-21ksoftirqd/209:41:112
20062991614,1cyclictest33-21ksoftirqd/209:34:102
20062991614,1cyclictest33-21ksoftirqd/209:21:422
2006299160,1cyclictest121rcu_preempt10:45:242
315262150,1sleep1686-21dbus-daemon11:33:061
2008699150,15cyclictest0-21swapper/609:43:466
2008599150,15cyclictest0-21swapper/511:58:055
2008599150,15cyclictest0-21swapper/509:58:295
20070991513,1cyclictest41-21ksoftirqd/311:48:233
20070991513,1cyclictest41-21ksoftirqd/309:33:213
20070991513,1cyclictest41-21ksoftirqd/309:10:573
20047991512,2cyclictest13923-21kworker/u16:012:07:320
164472150,0sleep30-21swapper/310:25:323
71542140,0sleep50-21swapper/509:55:235
52362140,0sleep773-21ksoftirqd/709:32:587
284292140,0sleep5551rcuc/510:26:065
20087991411,2cyclictest73-21ksoftirqd/709:36:287
20070991413,1cyclictest41-21ksoftirqd/311:39:303
20054991412,1cyclictest25-21ksoftirqd/109:53:301
20047991412,2cyclictest609-21kworker/0:311:22:130
20047991412,2cyclictest23280-21kworker/u16:311:04:130
20047991412,1cyclictest9-21ksoftirqd/011:48:460
20047991411,3cyclictest30324-21bash10:24:270
241872130,0sleep1231rcuc/112:09:581
20087991310,1cyclictest73-21ksoftirqd/709:59:027
20086991311,1cyclictest65-21ksoftirqd/611:39:576
20085991311,1cyclictest57-21ksoftirqd/511:06:225
2007799131,2cyclictest49-21ksoftirqd/407:50:594
20070991311,1cyclictest5971-21sshd10:30:293
20070991311,1cyclictest41-21ksoftirqd/312:05:203
20070991311,1cyclictest41-21ksoftirqd/310:33:293
20070991311,1cyclictest41-21ksoftirqd/310:11:143
20070991311,1cyclictest41-21ksoftirqd/310:07:423
20070991310,1cyclictest41-21ksoftirqd/310:40:143
2005499133,4cyclictest0-21swapper/111:29:481
2004799138,1cyclictest492-21systemd-journal10:49:430
20047991311,1cyclictest9-21ksoftirqd/011:36:040
20047991311,1cyclictest9-21ksoftirqd/010:53:500
20047991311,1cyclictest9-21ksoftirqd/009:29:200
20047991311,1cyclictest686-21dbus-daemon10:39:090
20047991310,2cyclictest10607-21grepconf.sh11:09:400
146862130,1sleep61-21systemd10:27:116
20087991210,1cyclictest73-21ksoftirqd/712:01:097
20087991210,1cyclictest73-21ksoftirqd/711:40:347
20087991210,1cyclictest73-21ksoftirqd/710:14:237
20087991210,1cyclictest0-21swapper/711:16:167
2008799120,11cyclictest0-21swapper/709:26:337
2008799120,1cyclictest4361-21sshd09:25:367
2008699129,2cyclictest65-21ksoftirqd/612:15:556
2008699125,1cyclictest65-21ksoftirqd/610:35:116
2008699123,8cyclictest21026-21sshd11:58:376
2008699122,4cyclictest6490-21sshd10:45:216
2008699122,4cyclictest20302-21sshd12:15:216
2008699122,4cyclictest19240-21sshd11:30:366
2008699122,4cyclictest16662-21sshd09:35:326
2008699122,4cyclictest11081-21systemd-cgroups11:17:046
2008699122,4cyclictest1-21systemd11:34:156
2008699122,4cyclictest0-21swapper/612:01:556
2008699122,4cyclictest0-21swapper/610:38:246
2008699122,4cyclictest0-21swapper/609:11:356
2008699121,5cyclictest686-21dbus-daemon11:47:316
2008699121,5cyclictest26640-21sshd10:15:006
2008699121,5cyclictest22940-21cp11:21:256
2008699120,11cyclictest3132-21kworker/6:409:10:176
2008599129,2cyclictest22052-21systemd11:26:585
20085991210,1cyclictest1-21systemd11:14:565
2008599120,11cyclictest8244-21kworker/5:310:40:475
2008599120,11cyclictest30388-21kworker/5:112:19:195
2007799124,1cyclictest49-21ksoftirqd/409:05:454
2007799120,1cyclictest121rcu_preempt08:45:444
2007099125,4cyclictest7188-21id09:23:523
2007099125,4cyclictest686-21dbus-daemon11:09:233
20070991211,1cyclictest41-21ksoftirqd/312:17:513
20070991211,1cyclictest41-21ksoftirqd/312:11:083
20070991211,1cyclictest41-21ksoftirqd/311:30:473
20070991211,1cyclictest41-21ksoftirqd/309:07:143
20070991211,1cyclictest0-21swapper/309:58:173
20070991210,1cyclictest41-21ksoftirqd/312:07:053
20070991210,1cyclictest41-21ksoftirqd/311:50:583
20070991210,1cyclictest41-21ksoftirqd/311:24:243
20070991210,1cyclictest41-21ksoftirqd/311:10:593
20070991210,1cyclictest41-21ksoftirqd/311:01:463
20070991210,1cyclictest41-21ksoftirqd/310:18:183
20070991210,1cyclictest41-21ksoftirqd/310:02:563
2007099120,11cyclictest13944-21kworker/3:409:45:473
2005499122,4cyclictest6840-21sshd10:00:541
2005499122,4cyclictest360-21bash12:25:231
2005499122,4cyclictest28743-21systemd-cgroups09:13:591
2005499122,4cyclictest0-21swapper/112:31:451
2005499121,5cyclictest686-21dbus-daemon11:01:291
2004799129,2cyclictest9-21ksoftirqd/011:58:460
2004799129,2cyclictest3004-21kworker/u16:210:42:330
2004799122,4cyclictest32204-21systemd-cgroups12:29:030
20047991210,1cyclictest9-21ksoftirqd/012:16:130
20047991210,1cyclictest0-21swapper/009:23:400
158122120,0sleep1231rcuc/111:24:491
102392120,0sleep30-21swapper/309:27:413
84622110,0sleep50-21swapper/509:09:015
2008799119,1cyclictest73-21ksoftirqd/711:51:207
2008799119,1cyclictest73-21ksoftirqd/710:16:027
2008799118,3cyclictest73-21ksoftirqd/709:19:107
2008799115,5cyclictest29297-21sshd09:49:127
20087991110,1cyclictest73-21ksoftirqd/711:26:427
20087991110,1cyclictest73-21ksoftirqd/711:23:147
2008799110,10cyclictest11631-21grep07:45:587
2008799110,1cyclictest0-21swapper/710:42:327
2008699119,1cyclictest87950irq/25-em1-rx-012:07:076
2008699119,1cyclictest65-21ksoftirqd/611:42:016
2008699119,1cyclictest32654-21sshd10:20:536
2008699118,2cyclictest686-21dbus-daemon12:32:576
2008699113,7cyclictest29744-21bash10:00:226
2008699113,7cyclictest25628-21systemd-cgroups09:23:036
2008699112,4cyclictest17751-21sshd11:10:066
2008699111,4cyclictest0-21swapper/609:27:576
2008699110,5cyclictest30172-21grep09:38:066
2008699110,5cyclictest25939-21rm09:47:066
2008699110,11cyclictest22633-21kworker/6:110:20:406
2008599119,1cyclictest57-21ksoftirqd/509:38:155
2008599117,3cyclictest57-21ksoftirqd/510:10:075
2008599116,2cyclictest885-21polkitd12:23:205
2008599115,3cyclictest12717-21sshd09:27:505
2008599112,4cyclictest17310-21systemd-cgroups10:34:495
2008599112,4cyclictest11292-21sshd10:36:145
20085991110,0cyclictest0-21swapper/511:38:215
2008599111,4cyclictest5263-21bash09:16:165
2008599110,5cyclictest22467-21bash09:33:595
2008599110,11cyclictest26141-21kworker/5:409:43:015
2008599110,11cyclictest18074-21kworker/5:111:20:495
2008599110,11cyclictest12710-21kworker/5:112:35:125
2008599110,10cyclictest0-21swapper/510:17:365
2008599110,10cyclictest0-21swapper/509:12:575
2007799113,1cyclictest49-21ksoftirqd/407:44:444
20077991110,1cyclictest49-21ksoftirqd/407:26:014
2007799111,2cyclictest49-21ksoftirqd/407:35:564
2007799110,1cyclictest121rcu_preempt07:55:584
2007099119,1cyclictest41-21ksoftirqd/311:41:113
2007099119,1cyclictest41-21ksoftirqd/311:20:283
2007099119,1cyclictest41-21ksoftirqd/310:44:293
2007099119,1cyclictest41-21ksoftirqd/309:51:183
2007099119,1cyclictest41-21ksoftirqd/309:35:553
2007099118,1cyclictest41-21ksoftirqd/312:33:583
2007099110,10cyclictest27746-21sshd09:19:303
2005499119,1cyclictest25-21ksoftirqd/112:12:051
2005499119,1cyclictest25-21ksoftirqd/110:10:541
2005499119,1cyclictest1-21systemd11:11:131
2005499113,7cyclictest1389-21bash10:35:461
2005499112,4cyclictest31820-21httpd10:21:281
2005499112,4cyclictest10958-21sshd10:06:351
2005499112,4cyclictest0-21swapper/110:46:121
2005499112,3cyclictest30710-21sshd10:00:251
2005499111,4cyclictest24693-21sshd09:21:061
2005499111,4cyclictest21874-21sshd09:17:141
2005499111,4cyclictest12632-21sshd12:27:541
2005499110,10cyclictest14440-21grepconf.sh12:16:471
2004799119,1cyclictest9-21ksoftirqd/011:53:020
2004799119,1cyclictest9-21ksoftirqd/011:15:450
2004799119,1cyclictest9-21ksoftirqd/010:03:410
2004799119,1cyclictest9-21ksoftirqd/010:00:100
2004799119,1cyclictest9-21ksoftirqd/009:34:490
2004799119,1cyclictest18535-21kworker/u16:510:11:350
2004799119,1cyclictest0-21swapper/012:11:440
2004799112,3cyclictest0-21swapper/008:26:090
20047991110,1cyclictest15-21kswork10:07:280
2004799110,10cyclictest2169-21grepconf.sh09:19:530
2008799109,1cyclictest73-21ksoftirqd/712:18:397
2008799109,1cyclictest0-21swapper/711:47:207
2008799108,1cyclictest73-21ksoftirqd/712:29:427
2008799108,1cyclictest73-21ksoftirqd/711:56:027
2008799108,1cyclictest73-21ksoftirqd/711:33:207
2008799108,1cyclictest73-21ksoftirqd/711:03:177
2008799108,1cyclictest73-21ksoftirqd/710:32:047
2008799108,1cyclictest73-21ksoftirqd/710:01:427
2008799104,5cyclictest16492-21grepconf.sh12:22:317
2008799104,3cyclictest691-21systemd-logind11:06:577
2008799103,4cyclictest73-21ksoftirqd/712:08:567
2008799103,4cyclictest20785-21sshd09:52:237
2008799101,6cyclictest27697-21bash10:46:277
2008799101,1cyclictest0-21swapper/712:30:467
2008799100,9cyclictest28864-21kworker/7:411:45:047
2008799100,9cyclictest14939-21kworker/7:310:08:317
2008799100,6cyclictest19216-21sshd10:36:427
2008799100,4cyclictest0-21swapper/710:20:537
2008699101,4cyclictest0-21swapper/610:02:026
2008699100,4cyclictest0-21swapper/612:24:036
2008599107,3cyclictest57-21ksoftirqd/510:00:575
2008599106,3cyclictest691-21systemd-logind11:54:225
2008599106,0cyclictest0-21swapper/508:01:065
2008599101,4cyclictest0-21swapper/510:49:235
2008599100,4cyclictest1280-21sshd11:05:275
2008599100,4cyclictest10427-21sshd12:12:515
2008599100,4cyclictest0-21swapper/510:15:385
2008599100,10cyclictest12456-21kworker/5:512:27:315
2007799108,1cyclictest49-21ksoftirqd/407:30:574
2007799103,1cyclictest49-21ksoftirqd/408:58:114
2007799103,1cyclictest49-21ksoftirqd/408:49:124
2007799103,1cyclictest49-21ksoftirqd/408:37:164
2007799103,1cyclictest49-21ksoftirqd/408:30:594
2007799103,1cyclictest49-21ksoftirqd/408:21:084
2007799103,1cyclictest49-21ksoftirqd/407:18:104
2007799103,1cyclictest49-21ksoftirqd/407:09:434
2007799100,3cyclictest30654-21switchtime07:21:064
2007799100,3cyclictest29637-21pmu-power08:16:034
2007099108,1cyclictest41-21ksoftirqd/311:26:433
2007099105,3cyclictest23126-21sshd10:46:113
2006299109,1cyclictest33-21ksoftirqd/208:55:452
2006299109,1cyclictest33-21ksoftirqd/208:55:452
2006299109,1cyclictest33-21ksoftirqd/208:50:452
2006299108,1cyclictest33-21ksoftirqd/209:05:452
2005499107,2cyclictest686-21dbus-daemon09:48:121
2005499103,6cyclictest31737-21sshd09:40:061
2005499101,4cyclictest376-21kworker/u16:111:41:571
2005499101,4cyclictest1-21systemd11:56:451
2005499101,3cyclictest0-21swapper/110:29:281
2005499100,4cyclictest5158-21sshd09:27:241
2005499100,4cyclictest16470-21id11:39:431
2005499100,10cyclictest23319-21kworker/1:310:30:541
2004799109,1cyclictest9-21ksoftirqd/009:46:110
2004799109,1cyclictest13198-21kworker/0:209:13:490
2004799108,1cyclictest9-21ksoftirqd/011:45:380
2004799108,1cyclictest9-21ksoftirqd/009:51:140
2004799104,3cyclictest23552-21sshd10:31:220
2004799103,4cyclictest32212-21sshd12:02:570
200879995,1cyclictest73-21ksoftirqd/709:41:117
200879993,3cyclictest0-21swapper/711:12:067
200879990,8cyclictest4650-21kworker/7:010:51:557
200879990,8cyclictest27151-21kworker/7:012:11:077
200859997,1cyclictest57-21ksoftirqd/511:32:365
200859993,3cyclictest21555-21grep11:19:345
200779992,1cyclictest49-21ksoftirqd/408:50:454
200779992,1cyclictest49-21ksoftirqd/408:50:454
200779992,1cyclictest49-21ksoftirqd/408:10:574
200779992,1cyclictest49-21ksoftirqd/407:46:004
200779992,1cyclictest49-21ksoftirqd/407:12:544
200779991,1cyclictest22554-21cpuspeed_turbos08:05:564
200779990,2cyclictest49-21ksoftirqd/408:01:014
200629998,1cyclictest33-21ksoftirqd/207:05:552
200629997,1cyclictest33-21ksoftirqd/207:36:002
200549997,1cyclictest25-21ksoftirqd/112:00:591
200549997,1cyclictest25-21ksoftirqd/107:15:441
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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