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2026-04-27 - 16:58
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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 Mon Apr 27, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
955099144143,1cyclictest9-21ksoftirqd/010:26:370
955099141109,17cyclictest9-21ksoftirqd/012:26:480
95509913322,57cyclictest24118-21sshd10:33:190
9555998785,1cyclictest670-21rs:main1
955699851,83cyclictest12195-21kworker/2:510:26:362
77382810,2sleep6957499cyclictest10:41:456
9574997459,15cyclictest0-21swapper/612:26:496
956899748,24cyclictest0-21swapper/510:26:375
87362730,0sleep40-21swapper/410:55:284
16532700,0sleep60-21swapper/610:24:156
922826231,18sleep50-21swapper/507:07:155
9574996037,22cyclictest24109-21kill10:33:196
957499600,22cyclictest0-21swapper/610:26:376
88402570,2sleep3956399cyclictest11:27:553
139762560,0sleep00-21swapper/011:33:530
9568995435,19cyclictest0-21swapper/510:33:195
956399540,53cyclictest23934-21sshd10:33:183
102392520,0sleep410232-21sshd11:35:254
9568995129,22cyclictest0-21swapper/512:26:495
934225139,8sleep30-21swapper/307:08:493
84022510,0sleep00-21swapper/010:09:110
75802510,2sleep2955699cyclictest11:49:092
208452510,0sleep70-21swapper/710:54:197
97212500,0sleep00-21swapper/009:47:490
918725026,8sleep00-21swapper/007:06:380
17332490,0sleep60-21swapper/611:08:286
9565994848,0cyclictest10782-21kworker/4:110:33:194
225552480,0sleep60-21swapper/611:34:236
204292480,1sleep520387-21sshd11:07:395
51192470,0sleep5721-21dbus-daemon11:37:025
9556994646,0cyclictest13550irq/24-ahci[00010:33:192
927424635,8sleep20-21swapper/207:07:522
165352460,0sleep1231rcuc/111:34:021
920324533,8sleep70-21swapper/707:06:537
218452450,0sleep20-21swapper/210:06:092
171392450,0sleep30-21swapper/312:15:053
130752450,0sleep3401ktimersoftd/310:55:433
62052440,1sleep66204-21grep11:35:116
220982430,2sleep0955099cyclictest09:27:300
220982430,2sleep0955099cyclictest09:27:300
118492430,0sleep10-21swapper/109:49:581
9565994242,0cyclictest30387-21kworker/4:410:26:374
93392420,1sleep59335-21systemd12:18:275
58632420,2sleep6957499cyclictest09:19:036
313152420,1sleep7721ktimersoftd/712:02:117
313152420,1sleep7721ktimersoftd/712:02:117
918424122,15sleep60-21swapper/607:06:366
87932410,0sleep00-21swapper/011:10:380
300652410,0sleep00-21swapper/009:14:570
222982410,0sleep50-21swapper/509:58:195
186222410,0sleep40-21swapper/409:44:324
139722410,0sleep10-21swapper/111:09:111
11982410,2sleep3956399cyclictest11:44:533
937624028,9sleep10-21swapper/107:09:191
912424028,9sleep40-21swapper/407:05:464
75022400,2sleep1955599cyclictest09:57:271
57722400,0sleep70-21swapper/709:38:027
301472400,1sleep449-21ksoftirqd/411:10:024
176622400,0sleep00-21swapper/009:50:130
118082400,0sleep40-21swapper/409:21:094
118082400,0sleep40-21swapper/409:21:094
9563993913,25cyclictest0-21swapper/312:26:483
56682390,0sleep00-21swapper/010:55:160
53972390,1sleep35361-21sshd12:06:323
183102390,0sleep20-21swapper/210:34:522
12262390,0sleep70-21swapper/711:50:347
110482390,0sleep20-21swapper/211:20:252
9565993837,1cyclictest23587-21kworker/4:012:26:494
308592380,2sleep6957499cyclictest09:37:376
123182380,0sleep20-21swapper/209:30:452
188612370,0sleep30-21swapper/309:16:043
9575993633,2cyclictest1844-21nfsd12:26:487
91192360,0sleep50-21swapper/510:49:455
312952340,0sleep40-21swapper/410:18:124
9556993231,1cyclictest13550irq/24-ahci[00012:26:492
9575993029,1cyclictest30722-21kworker/u16:510:26:377
957599240,23cyclictest18638-21kworker/7:310:33:197
9555992323,0cyclictest752-21snmpd10:26:371
9563992220,1cyclictest7991-21sshd10:26:363
955599210,20cyclictest0-21swapper/112:26:481
956399201,1cyclictest0-21swapper/309:57:073
23832200,1sleep02378-21sshd10:39:390
956399198,2cyclictest41-21ksoftirqd/310:20:263
9563991914,3cyclictest41-21ksoftirqd/309:42:433
956399190,1cyclictest0-21swapper/311:52:463
9568991812,3cyclictest57-21ksoftirqd/512:00:395
9568991812,3cyclictest57-21ksoftirqd/512:00:395
956399187,2cyclictest41-21ksoftirqd/312:30:563
956399187,2cyclictest41-21ksoftirqd/312:24:073
956399187,2cyclictest41-21ksoftirqd/311:56:493
9563991813,3cyclictest41-21ksoftirqd/310:37:333
956399181,1cyclictest41-21ksoftirqd/310:48:543
956399180,1cyclictest41-21ksoftirqd/312:12:093
956399180,1cyclictest0-21swapper/311:16:343
9556991815,1cyclictest33-21ksoftirqd/211:39:452
955699180,18cyclictest27331-21kworker/2:309:24:072
955699180,18cyclictest27331-21kworker/2:309:24:072
91792180,1sleep29183-21bash09:19:152
9568991715,1cyclictest57-21ksoftirqd/510:00:325
956399179,2cyclictest41-21ksoftirqd/312:37:093
956399178,3cyclictest41-21ksoftirqd/309:34:573
956399178,1cyclictest41-21ksoftirqd/311:03:193
956399177,3cyclictest41-21ksoftirqd/310:16:173
956399177,2cyclictest41-21ksoftirqd/309:27:103
956399177,2cyclictest41-21ksoftirqd/309:27:103
956399176,2cyclictest41-21ksoftirqd/311:09:113
956399170,6cyclictest0-21swapper/311:31:523
956399170,1cyclictest0-21swapper/311:43:133
956399170,1cyclictest0-21swapper/310:03:073
9556991713,3cyclictest33-21ksoftirqd/210:53:562
300892170,0sleep30-21swapper/310:41:103
9568991614,1cyclictest57-21ksoftirqd/510:23:075
9568991614,1cyclictest57-21ksoftirqd/509:33:595
9568991612,3cyclictest57-21ksoftirqd/512:08:195
9568991612,3cyclictest57-21ksoftirqd/511:40:195
9568991611,3cyclictest57-21ksoftirqd/511:58:365
9563991614,1cyclictest41-21ksoftirqd/309:11:463
9563991613,2cyclictest41-21ksoftirqd/309:19:583
9563991613,2cyclictest41-21ksoftirqd/309:19:583
9563991611,3cyclictest41-21ksoftirqd/310:07:533
9563991611,3cyclictest41-21ksoftirqd/309:30:023
956399161,3cyclictest0-21swapper/312:03:143
956399161,3cyclictest0-21swapper/312:03:143
956399161,1cyclictest41-21ksoftirqd/309:47:043
956399160,1cyclictest0-21swapper/311:37:283
955699169,5cyclictest33-21ksoftirqd/209:38:112
9556991614,1cyclictest33-21ksoftirqd/209:28:282
9556991614,1cyclictest33-21ksoftirqd/209:28:282
9550991614,1cyclictest9-21ksoftirqd/010:03:470
9550991614,1cyclictest9-21ksoftirqd/009:43:080
9550991614,1cyclictest9-21ksoftirqd/009:32:580
9550991612,3cyclictest9-21ksoftirqd/010:47:560
9550991612,3cyclictest9-21ksoftirqd/009:13:360
9550991612,2cyclictest9-21ksoftirqd/012:17:310
9550991612,1cyclictest9-21ksoftirqd/011:00:070
31362160,1sleep63138-21sshd09:43:386
200762160,0sleep00-21swapper/011:19:110
159542160,0sleep20-21swapper/212:07:112
957499150,15cyclictest0-21swapper/612:18:326
956899158,3cyclictest14510-21sshd10:15:115
9568991514,1cyclictest57-21ksoftirqd/512:13:075
9568991513,1cyclictest57-21ksoftirqd/512:34:565
9568991513,1cyclictest57-21ksoftirqd/512:23:145
9568991513,1cyclictest57-21ksoftirqd/511:19:505
9568991513,1cyclictest57-21ksoftirqd/510:50:585
9568991513,1cyclictest57-21ksoftirqd/510:41:535
9568991513,1cyclictest57-21ksoftirqd/509:50:155
9568991513,1cyclictest57-21ksoftirqd/509:41:145
9568991513,1cyclictest57-21ksoftirqd/509:10:045
9568991512,1cyclictest57-21ksoftirqd/509:22:215
9568991512,1cyclictest57-21ksoftirqd/509:22:215
956899150,1cyclictest131rcu_sched09:27:385
956899150,1cyclictest131rcu_sched09:27:385
956399155,2cyclictest41-21ksoftirqd/310:49:463
956399152,3cyclictest0-21swapper/311:11:203
9563991510,3cyclictest41-21ksoftirqd/311:20:303
956399151,2cyclictest0-21swapper/309:49:533
956399150,1cyclictest0-21swapper/310:11:533
9550991514,1cyclictest9-21ksoftirqd/012:31:170
9550991513,1cyclictest9-21ksoftirqd/012:34:530
9550991513,1cyclictest9-21ksoftirqd/012:14:040
9550991513,1cyclictest9-21ksoftirqd/012:02:320
9550991513,1cyclictest9-21ksoftirqd/012:02:320
9550991513,1cyclictest9-21ksoftirqd/011:36:180
9550991513,1cyclictest9-21ksoftirqd/010:41:100
9550991513,1cyclictest9-21ksoftirqd/010:21:060
9550991511,3cyclictest9-21ksoftirqd/012:07:060
9550991511,1cyclictest9-21ksoftirqd/009:57:420
252782150,0sleep40-21swapper/410:12:034
956899147,4cyclictest57-21ksoftirqd/510:07:455
9568991413,1cyclictest57-21ksoftirqd/512:30:425
9568991413,1cyclictest57-21ksoftirqd/511:33:595
9568991413,1cyclictest57-21ksoftirqd/511:11:465
9568991413,1cyclictest57-21ksoftirqd/509:35:305
9568991413,1cyclictest57-21ksoftirqd/509:14:495
9568991412,1cyclictest57-21ksoftirqd/511:49:525
9568991412,1cyclictest57-21ksoftirqd/511:45:175
9568991412,1cyclictest57-21ksoftirqd/511:24:475
9568991412,1cyclictest57-21ksoftirqd/510:35:015
9568991412,1cyclictest57-21ksoftirqd/509:45:115
9568991411,2cyclictest57-21ksoftirqd/510:56:595
9568991411,1cyclictest57-21ksoftirqd/510:09:495
9565991411,2cyclictest19876-21bash11:30:204
9556991412,1cyclictest33-21ksoftirqd/210:47:242
9556991412,1cyclictest33-21ksoftirqd/209:59:592
9556991411,3cyclictest33-21ksoftirqd/211:05:522
955599149,1cyclictest11030-21sshd11:26:091
955599144,4cyclictest721-21dbus-daemon11:54:531
9550991413,1cyclictest9-21ksoftirqd/012:21:340
9550991412,1cyclictest9-21ksoftirqd/011:27:580
9550991412,1cyclictest9-21ksoftirqd/011:20:170
9550991412,1cyclictest9-21ksoftirqd/011:08:470
9550991412,1cyclictest9-21ksoftirqd/010:16:590
9550991412,1cyclictest9-21ksoftirqd/009:36:260
9550991412,1cyclictest9-21ksoftirqd/009:22:550
9550991412,1cyclictest9-21ksoftirqd/009:22:550
297722140,0sleep60-21swapper/610:56:436
281582140,0sleep6641ktimersoftd/610:10:136
26502140,0sleep70-21swapper/710:55:077
13932140,0sleep10-21swapper/111:00:381
127122140,1sleep4471rcuc/409:05:084
957599133,4cyclictest3751-21sshd12:10:197
9575991311,1cyclictest73-21ksoftirqd/711:38:367
957499132,5cyclictest26641-21sshd11:13:376
9574991312,1cyclictest65-21ksoftirqd/611:24:066
956899138,3cyclictest57-21ksoftirqd/511:18:315
9568991311,1cyclictest57-21ksoftirqd/511:01:435
956599132,5cyclictest721-21dbus-daemon10:19:544
955699139,3cyclictest33-21ksoftirqd/212:39:232
955699139,3cyclictest33-21ksoftirqd/209:46:082
955699139,2cyclictest33-21ksoftirqd/209:44:322
9556991311,2cyclictest33-21ksoftirqd/211:42:352
9556991311,1cyclictest33-21ksoftirqd/210:21:572
9556991311,1cyclictest33-21ksoftirqd/210:16:492
9555991312,1cyclictest25-21ksoftirqd/110:44:201
9555991310,2cyclictest24325-21bash10:39:001
955099139,3cyclictest9-21ksoftirqd/010:10:480
9550991311,1cyclictest9-21ksoftirqd/011:56:510
9550991311,1cyclictest9-21ksoftirqd/011:54:240
9550991311,1cyclictest9-21ksoftirqd/011:40:450
9550991310,2cyclictest9-21ksoftirqd/011:44:550
9550991310,1cyclictest9-21ksoftirqd/010:50:060
63862130,1sleep76382-21systemd10:07:107
238012130,1sleep773-21ksoftirqd/711:32:327
219362130,0sleep2311rcuc/210:56:142
957599129,2cyclictest10432-21systemd12:20:187
957599124,5cyclictest26185-21id11:46:167
957599123,5cyclictest22993-21systemd10:13:567
957599122,4cyclictest21741-21grepconf.sh09:42:447
957599122,4cyclictest20359-21systemd-cgroups11:17:117
957599122,4cyclictest14563-21bash09:19:347
9575991210,1cyclictest73-21ksoftirqd/710:14:587
957499128,3cyclictest65-21ksoftirqd/609:46:396
957499122,4cyclictest8823-21bash12:29:546
957499122,4cyclictest721-21dbus-daemon11:40:496
957499122,4cyclictest7015-21sshd09:30:216
957499122,4cyclictest4810-21sshd11:56:436
957499122,4cyclictest26475-21sshd10:04:356
957499122,4cyclictest24254-21sshd12:13:346
957499122,4cyclictest0-21swapper/609:54:056
9574991211,1cyclictest65-21ksoftirqd/610:35:026
9574991210,1cyclictest65-21ksoftirqd/610:19:106
9574991210,1cyclictest65-21ksoftirqd/609:12:526
957499121,5cyclictest8443-21grep12:22:066
957499121,5cyclictest1397-21bash11:27:296
957499121,5cyclictest1-21systemd11:02:336
957499120,6cyclictest6299-21sshd10:07:096
957499120,11cyclictest1-21systemd12:01:356
957499120,11cyclictest1-21systemd12:01:356
956599123,8cyclictest27865-21kill11:02:154
956599122,4cyclictest0-21swapper/412:15:364
956599121,7cyclictest26848-21systemd09:56:334
956599121,5cyclictest709-21systemd-logind10:38:414
956599120,11cyclictest24318-21sshd09:31:274
955699129,2cyclictest1-21systemd12:19:372
955699128,3cyclictest33-21ksoftirqd/211:24:542
955699127,4cyclictest464-21systemd-journal11:30:002
955699126,3cyclictest33-21ksoftirqd/211:50:282
955699125,4cyclictest14960-21sshd12:13:002
955699122,6cyclictest0-21swapper/212:00:102
955699122,6cyclictest0-21swapper/212:00:102
955699122,4cyclictest1-21systemd09:58:492
9556991211,1cyclictest33-21ksoftirqd/210:12:102
9556991210,1cyclictest33-21ksoftirqd/211:09:582
9556991210,1cyclictest33-21ksoftirqd/211:02:272
955699120,11cyclictest30224-21kworker/2:212:31:552
955599122,4cyclictest1844-21nfsd09:33:361
955599122,4cyclictest0-21swapper/112:11:201
9555991211,1cyclictest25-21ksoftirqd/111:12:201
9555991210,1cyclictest25-21ksoftirqd/112:37:321
955599120,11cyclictest6176-21kworker/1:011:18:351
955599120,11cyclictest11583-21kworker/1:310:06:411
244162120,0sleep70-21swapper/710:40:507
957599117,1cyclictest73-21ksoftirqd/712:05:577
957599114,4cyclictest709-21systemd-logind11:11:487
957599113,5cyclictest2359-21bash10:49:217
957599112,4cyclictest0-21swapper/711:55:507
957599111,6cyclictest857-21polkitd10:00:077
957599111,4cyclictest15382-21sshd11:24:367
957599111,4cyclictest10979-21sshd09:21:067
957599111,4cyclictest10979-21sshd09:21:067
957599110,5cyclictest22725-21systemd09:14:337
957599110,5cyclictest1496-21bash09:47:207
957599110,10cyclictest21598-21sshd11:03:517
957599110,1cyclictest3681-21bash11:08:357
957499114,6cyclictest17932-21sshd11:47:466
957499114,4cyclictest85150irq/25-em1-rx-011:18:336
957499112,4cyclictest25319-21sshd10:50:336
957499111,4cyclictest32282-21systemd-cgroups09:20:286
957499111,4cyclictest32282-21systemd-cgroups09:20:286
957499111,4cyclictest32209-21sshd11:54:336
957499111,4cyclictest20807-21sshd09:56:086
957499111,4cyclictest11209-21sshd12:37:426
957499110,10cyclictest14413-21kworker/6:112:07:386
956599119,1cyclictest49-21ksoftirqd/412:32:314
956599119,1cyclictest49-21ksoftirqd/411:17:364
956599117,3cyclictest14088-21sshd10:51:504
9565991110,1cyclictest49-21ksoftirqd/412:03:374
9565991110,1cyclictest49-21ksoftirqd/412:03:374
9565991110,1cyclictest49-21ksoftirqd/411:19:504
956599111,4cyclictest857-21polkitd12:05:344
956599111,4cyclictest14338-21systemd-cgroups11:28:144
956599111,4cyclictest14215-21sshd09:29:014
956599111,4cyclictest14215-21sshd09:29:014
956599110,5cyclictest25414-21sshd10:40:534
956599110,5cyclictest23252-21systemd11:05:484
956599110,4cyclictest721-21dbus-daemon09:49:554
956599110,11cyclictest5878-21kworker/4:612:37:394
956599110,11cyclictest25032-21kworker/4:109:13:494
956599110,11cyclictest11954-21kworker/4:210:00:104
956599110,10cyclictest3812-21bash12:19:594
9563991110,1cyclictest41-21ksoftirqd/307:40:023
956399111,3cyclictest41-21ksoftirqd/308:09:593
955699119,1cyclictest33-21ksoftirqd/211:58:552
955699118,2cyclictest709-21systemd-logind11:14:462
955699117,3cyclictest33-21ksoftirqd/212:21:242
955699113,5cyclictest33-21ksoftirqd/209:50:512
955699110,10cyclictest13840-21kworker/2:009:09:522
955599119,1cyclictest857-21polkitd10:10:471
955599119,1cyclictest25-21ksoftirqd/110:16:051
955599119,1cyclictest25-21ksoftirqd/107:29:461
955599119,1cyclictest22294-21systemd-cgroups12:21:001
955599113,7cyclictest9767-21bash10:49:461
955599113,5cyclictest11290-21bash11:45:211
955599113,2cyclictest15844-21sshd10:46:131
955599112,4cyclictest0-21swapper/112:30:411
9555991110,1cyclictest0-21swapper/111:24:431
955599111,4cyclictest24168-21sshd09:35:171
955599111,4cyclictest0-21swapper/109:48:461
955599110,11cyclictest8959-21kworker/1:111:53:391
955599110,11cyclictest15908-21kworker/1:611:42:071
955599110,11cyclictest12165-21kworker/1:109:43:131
955599110,10cyclictest6549-21kworker/1:309:15:391
955599110,1cyclictest8690-21sshd10:03:321
117222110,0sleep40-21swapper/409:46:004
957599108,1cyclictest73-21ksoftirqd/710:20:057
957599105,4cyclictest709-21systemd-logind09:29:577
957599104,2cyclictest548-21kill12:16:027
957599102,4cyclictest709-21systemd-logind11:26:047
957599100,10cyclictest0-21swapper/712:35:367
957599100,1cyclictest1-21systemd12:32:177
957499102,3cyclictest9282-21sshd09:24:506
957499102,3cyclictest9282-21sshd09:24:506
957499102,2cyclictest0-21swapper/607:35:016
957499101,5cyclictest709-21systemd-logind10:45:456
956599103,6cyclictest7485-21systemd-cgroups11:54:584
956599103,6cyclictest11191-21sshd10:05:294
956599103,6cyclictest0-21swapper/412:12:024
956599102,7cyclictest2665-21bash10:45:224
956599102,2cyclictest2036-21bash11:50:364
956599100,4cyclictest464-21systemd-journal11:43:274
956599100,4cyclictest0-21swapper/409:38:514
956599100,4cyclictest0-21swapper/409:16:244
956599100,1cyclictest0-21swapper/411:49:434
956399109,1cyclictest41-21ksoftirqd/308:55:083
956399109,1cyclictest41-21ksoftirqd/308:44:453
956399109,1cyclictest41-21ksoftirqd/307:54:583
956399109,1cyclictest41-21ksoftirqd/307:50:023
956399109,1cyclictest41-21ksoftirqd/307:30:013
956399109,1cyclictest41-21ksoftirqd/307:20:023
956399109,1cyclictest41-21ksoftirqd/307:20:023
956399103,1cyclictest41-21ksoftirqd/308:53:393
956399103,1cyclictest41-21ksoftirqd/308:29:473
956399101,1cyclictest0-21swapper/307:29:463
956399101,0cyclictest0-21swapper/308:45:073
956399100,1cyclictest0-21swapper/309:05:033
955699108,2cyclictest33-21ksoftirqd/210:40:402
955599105,4cyclictest709-21systemd-logind12:01:471
955599105,4cyclictest709-21systemd-logind12:01:471
955599101,4cyclictest10254-21sshd11:35:251
955599100,9cyclictest8579-21kworker/1:609:25:341
955599100,9cyclictest8579-21kworker/1:609:25:341
955599100,4cyclictest721-21dbus-daemon12:04:541
955599100,4cyclictest30212-21sshd10:22:051
955599100,4cyclictest28502-21sshd09:20:151
955599100,4cyclictest28502-21sshd09:20:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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