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2026-08-09 - 00:29
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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 Sat Aug 08, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
233812930,0sleep30-21swapper/311:57:553
214222910,2sleep02046799cyclictest10:58:010
1989025927,18sleep20-21swapper/207:01:162
71112540,0sleep50-21swapper/509:53:345
216882510,0sleep10-21swapper/112:32:291
72382500,0sleep10-21swapper/111:51:121
264982500,0sleep50-21swapper/509:45:105
212812500,0sleep70-21swapper/711:53:587
2016424925,9sleep30-21swapper/307:03:253
81612480,0sleep50-21swapper/509:20:595
218642480,0sleep10-21swapper/110:15:411
309972470,0sleep20-21swapper/211:33:192
216002470,0sleep341-21ksoftirqd/310:23:203
125322470,0sleep60-21swapper/610:59:276
75112460,0sleep10-21swapper/111:01:061
68362460,0sleep00-21swapper/012:04:400
298262460,0sleep00-21swapper/009:54:580
27102460,0sleep20-21swapper/212:02:262
177482460,0sleep00-21swapper/011:13:150
130242460,1sleep713021-21sshd10:28:367
293472450,2sleep42049799cyclictest12:04:044
228892450,1sleep449-21ksoftirqd/409:48:454
72972440,0sleep40-21swapper/412:23:594
230212440,0sleep60-21swapper/612:32:346
208552420,0sleep30-21swapper/310:50:193
297842410,0sleep70-21swapper/709:39:357
2033524129,8sleep50-21swapper/507:05:435
2024624128,9sleep00-21swapper/007:04:340
132182410,0sleep20-21swapper/211:40:002
264992400,0sleep20-21swapper/211:54:172
2032124027,9sleep40-21swapper/407:05:344
2021624028,9sleep60-21swapper/607:04:086
2013824027,9sleep10-21swapper/107:03:071
2004024029,8sleep70-21swapper/707:01:457
183472400,0sleep418295-21sshd10:21:134
45352380,0sleep60-21swapper/610:30:046
270692380,0sleep50-21swapper/512:32:495
20497992811,1cyclictest49-21ksoftirqd/410:34:184
20467992710,3cyclictest9-21ksoftirqd/012:24:450
20467992515,4cyclictest9-21ksoftirqd/011:47:450
20523992419,3cyclictest73-21ksoftirqd/709:23:347
225812230,1sleep422584-21grepconf.sh12:13:174
2049799238,2cyclictest49-21ksoftirqd/410:08:214
2049799237,3cyclictest49-21ksoftirqd/409:10:264
2049799237,2cyclictest49-21ksoftirqd/409:45:454
2046799235,1cyclictest9-21ksoftirqd/010:23:050
2049799228,2cyclictest49-21ksoftirqd/412:33:344
2049799228,1cyclictest49-21ksoftirqd/412:17:224
20497992211,1cyclictest49-21ksoftirqd/411:50:534
2046799229,2cyclictest9-21ksoftirqd/011:28:470
2046799224,3cyclictest9-21ksoftirqd/010:16:510
20467992217,5cyclictest9-21ksoftirqd/009:06:090
2049799219,2cyclictest49-21ksoftirqd/411:16:204
2049799215,2cyclictest49-21ksoftirqd/411:33:384
2049799214,6cyclictest49-21ksoftirqd/409:32:334
20497992117,3cyclictest49-21ksoftirqd/411:27:174
20497992117,3cyclictest49-21ksoftirqd/409:25:584
20497992116,3cyclictest49-21ksoftirqd/410:52:334
20497992115,3cyclictest49-21ksoftirqd/411:01:124
20497992111,1cyclictest49-21ksoftirqd/409:22:374
2049799210,2cyclictest11443-21kworker/4:110:44:114
2046799218,1cyclictest9-21ksoftirqd/010:54:560
2046799215,1cyclictest9-21ksoftirqd/010:03:560
2046799215,1cyclictest9-21ksoftirqd/010:03:560
2046799214,1cyclictest9-21ksoftirqd/011:58:330
20467992119,1cyclictest9-21ksoftirqd/012:29:210
20467992110,3cyclictest9-21ksoftirqd/011:42:040
2046799211,2cyclictest9-21ksoftirqd/011:33:450
2046799211,2cyclictest0-21swapper/009:19:010
2046799211,1cyclictest19370-21systemd-cgroups09:21:320
86072200,1sleep48608-21grepconf.sh09:51:414
2049799207,3cyclictest49-21ksoftirqd/410:16:244
2049799204,2cyclictest49-21ksoftirqd/410:29:404
2049799204,1cyclictest49-21ksoftirqd/411:44:384
20497992010,2cyclictest49-21ksoftirqd/411:13:524
20497992010,2cyclictest49-21ksoftirqd/410:11:544
20497992010,2cyclictest49-21ksoftirqd/410:01:204
20497992010,2cyclictest49-21ksoftirqd/410:01:204
2049799200,1cyclictest15768-21sshd11:57:274
2046799208,1cyclictest9-21ksoftirqd/011:09:350
2046799207,1cyclictest9-21ksoftirqd/012:15:000
2046799207,1cyclictest9-21ksoftirqd/010:06:350
2046799206,1cyclictest9-21ksoftirqd/010:30:350
2046799205,3cyclictest9-21ksoftirqd/010:11:320
2046799205,1cyclictest9-21ksoftirqd/011:51:570
20467992018,1cyclictest9-21ksoftirqd/011:37:530
20467992017,1cyclictest9-21ksoftirqd/010:46:110
20467992017,1cyclictest9-21ksoftirqd/010:36:300
20467992016,1cyclictest9-21ksoftirqd/009:44:370
2046799200,1cyclictest0-21swapper/009:47:500
28902190,0sleep30-21swapper/309:39:553
2049799199,2cyclictest49-21ksoftirqd/409:56:474
2049799199,1cyclictest49-21ksoftirqd/409:17:244
2049799194,1cyclictest49-21ksoftirqd/411:50:584
20497991917,1cyclictest49-21ksoftirqd/412:26:134
20497991910,1cyclictest49-21ksoftirqd/411:06:504
2049799190,3cyclictest13595-21sshd10:36:174
2049799190,1cyclictest131rcu_sched11:39:374
20491991913,5cyclictest7827-21sshd09:57:253
2046799197,4cyclictest9-21ksoftirqd/009:12:490
2046799197,1cyclictest9-21ksoftirqd/012:31:350
2046799197,1cyclictest9-21ksoftirqd/011:01:550
2046799196,1cyclictest9-21ksoftirqd/012:07:270
2046799194,1cyclictest9-21ksoftirqd/011:24:040
2046799193,1cyclictest9-21ksoftirqd/009:29:090
2046799192,2cyclictest9-21ksoftirqd/010:34:160
20467991917,1cyclictest9-21ksoftirqd/012:19:000
20467991917,1cyclictest9-21ksoftirqd/010:42:400
20467991913,1cyclictest9-21ksoftirqd/009:59:480
20467991913,1cyclictest9-21ksoftirqd/009:32:390
307462180,1sleep125-21ksoftirqd/111:41:031
20523991816,1cyclictest73-21ksoftirqd/712:21:577
20523991813,3cyclictest73-21ksoftirqd/711:29:037
2049799189,1cyclictest49-21ksoftirqd/410:57:514
20497991816,1cyclictest49-21ksoftirqd/412:06:224
20497991816,1cyclictest49-21ksoftirqd/409:11:134
2049799181,3cyclictest49-21ksoftirqd/410:46:284
2049799180,1cyclictest0-21swapper/411:21:394
20467991816,1cyclictest9-21ksoftirqd/009:36:310
20467991815,1cyclictest9-21ksoftirqd/011:18:300
275482170,1sleep227439-21sshd09:50:592
256302170,1sleep62051299cyclictest09:48:556
20523991716,1cyclictest73-21ksoftirqd/711:59:087
20523991713,1cyclictest73-21ksoftirqd/712:07:267
20497991715,1cyclictest49-21ksoftirqd/409:38:474
20475991715,1cyclictest25-21ksoftirqd/109:50:181
2046799172,0cyclictest20144-21kworker/0:108:19:490
20467991716,1cyclictest20144-21kworker/0:108:54:290
20467991716,1cyclictest20144-21kworker/0:108:07:310
20467991716,1cyclictest20144-21kworker/0:108:07:310
92512160,0sleep20-21swapper/210:59:152
20523991615,1cyclictest73-21ksoftirqd/712:15:427
20523991615,1cyclictest73-21ksoftirqd/711:41:267
20523991614,1cyclictest73-21ksoftirqd/710:59:547
20523991614,1cyclictest73-21ksoftirqd/710:36:127
20523991614,1cyclictest73-21ksoftirqd/710:10:157
20523991614,1cyclictest73-21ksoftirqd/710:03:327
20523991614,1cyclictest73-21ksoftirqd/710:03:327
20523991614,1cyclictest73-21ksoftirqd/709:47:427
20523991613,1cyclictest73-21ksoftirqd/711:32:097
2051299169,6cyclictest20167-21bash10:38:396
20523991514,1cyclictest73-21ksoftirqd/712:03:337
20523991513,1cyclictest73-21ksoftirqd/711:14:277
20523991513,1cyclictest73-21ksoftirqd/710:23:057
20523991513,1cyclictest73-21ksoftirqd/709:59:527
20523991513,1cyclictest73-21ksoftirqd/709:12:187
20523991512,1cyclictest73-21ksoftirqd/711:18:237
2051299158,6cyclictest1-21systemd11:04:216
20512991510,4cyclictest0-21swapper/609:58:556
2051299150,1cyclictest0-21swapper/611:25:096
20497991515,0cyclictest21377-21kworker/4:109:02:494
20497991513,1cyclictest49-21ksoftirqd/408:41:164
2049799150,1cyclictest49-21ksoftirqd/408:05:584
2049799150,1cyclictest49-21ksoftirqd/408:05:584
20491991512,2cyclictest27697-21bash09:41:183
2046799152,13cyclictest0-21swapper/007:08:450
20467991515,0cyclictest21455-21kworker/0:209:01:050
20467991515,0cyclictest20144-21kworker/0:107:46:430
20467991515,0cyclictest20144-21kworker/0:107:19:090
20467991514,1cyclictest20144-21kworker/0:107:43:250
20467991513,1cyclictest9-21ksoftirqd/008:11:110
2046799151,14cyclictest20144-21kworker/0:107:36:090
240842140,0sleep10-21swapper/108:06:161
240842140,0sleep10-21swapper/108:06:161
20523991413,1cyclictest73-21ksoftirqd/712:27:067
20523991413,1cyclictest73-21ksoftirqd/711:38:037
20523991413,1cyclictest73-21ksoftirqd/711:03:077
20523991413,1cyclictest73-21ksoftirqd/710:31:217
20523991413,1cyclictest73-21ksoftirqd/709:26:077
20523991412,1cyclictest73-21ksoftirqd/712:33:177
20523991412,1cyclictest73-21ksoftirqd/710:53:587
20523991412,1cyclictest73-21ksoftirqd/710:50:077
20523991412,1cyclictest73-21ksoftirqd/710:14:257
20523991412,1cyclictest73-21ksoftirqd/709:40:587
20523991412,1cyclictest73-21ksoftirqd/709:16:117
20523991412,1cyclictest73-21ksoftirqd/709:10:467
2052399140,14cyclictest13566-21kworker/7:310:18:197
2051299140,0cyclictest0-21swapper/608:06:126
2051299140,0cyclictest0-21swapper/608:06:126
2050499142,11cyclictest0-21swapper/510:38:315
2049799149,2cyclictest49-21ksoftirqd/408:00:574
20497991414,0cyclictest12269-21kworker/4:008:19:494
20497991412,1cyclictest49-21ksoftirqd/408:25:574
20497991412,1cyclictest49-21ksoftirqd/407:10:584
20467991413,1cyclictest9-21ksoftirqd/008:21:100
20467991413,1cyclictest9-21ksoftirqd/008:01:110
20467991413,1cyclictest9-21ksoftirqd/008:01:110
20467991413,1cyclictest9-21ksoftirqd/007:51:090
20467991413,1cyclictest9-21ksoftirqd/007:35:570
2046799141,13cyclictest20144-21kworker/0:108:37:090
76732130,0sleep60-21swapper/611:26:106
243962130,0sleep3401ktimersoftd/312:01:473
22772130,1sleep6721-21dbus-daemon10:08:416
20523991312,1cyclictest73-21ksoftirqd/711:07:067
20523991312,1cyclictest73-21ksoftirqd/710:41:147
20523991312,1cyclictest73-21ksoftirqd/709:35:117
20523991311,1cyclictest73-21ksoftirqd/712:16:317
20523991311,1cyclictest73-21ksoftirqd/709:54:207
20523991310,3cyclictest73-21ksoftirqd/711:21:197
2051299135,2cyclictest3614-21grep09:18:456
2051299135,1cyclictest85150irq/25-em1-rx-011:58:206
2051299134,2cyclictest859-21gdbus12:01:346
2051299134,2cyclictest32181-21bash11:46:506
2051299134,2cyclictest21874-21id12:15:146
20512991311,1cyclictest65-21ksoftirqd/610:44:146
2051299131,5cyclictest28897-21id10:21:476
2051299130,0cyclictest0-21swapper/610:53:286
2050499136,7cyclictest0-21swapper/510:18:095
20504991312,1cyclictest57-21ksoftirqd/510:46:195
2050499130,12cyclictest19834-21hddtemp_smartct08:56:125
20497991312,1cyclictest12269-21kworker/4:008:28:094
20497991312,1cyclictest12269-21kworker/4:008:12:534
20497991311,1cyclictest49-21ksoftirqd/408:50:574
20497991311,1cyclictest49-21ksoftirqd/408:40:574
2048399136,6cyclictest30000-21grepconf.sh12:07:562
2048399130,2cyclictest8372-21grep12:29:502
2046799132,11cyclictest20144-21kworker/0:107:13:370
20467991312,1cyclictest9-21ksoftirqd/007:26:160
20467991312,1cyclictest20144-21kworker/0:107:25:450
2046799131,12cyclictest20144-21kworker/0:108:29:530
2046799131,0cyclictest20144-21kworker/0:108:42:110
2046799130,1cyclictest121rcu_preempt08:00:570
130562130,0sleep20-21swapper/209:38:342
20523991210,1cyclictest73-21ksoftirqd/711:46:177
2051299129,2cyclictest1-21systemd09:13:226
2051299128,1cyclictest65-21ksoftirqd/611:51:026
2051299125,2cyclictest24784-21bash10:31:136
2051299124,3cyclictest3759-21grepconf.sh12:25:446
2051299124,3cyclictest13962-21bash10:13:136
2051299124,2cyclictest3913-21bash09:39:596
2051299124,2cyclictest29231-21grepconf.sh11:44:486
2051299124,2cyclictest26097-21grep09:21:576
2051299124,2cyclictest22941-21sshd12:26:466
2051299124,2cyclictest19912-21grepconf.sh09:35:106
2051299124,2cyclictest17175-21sshd11:36:186
2051299123,3cyclictest17461-21grepconf.sh10:46:126
2051299122,3cyclictest23636-21sshd10:04:116
2051299122,3cyclictest23636-21sshd10:04:116
2051299120,11cyclictest23648-21bash12:17:116
2050499127,4cyclictest23773-21sshd12:01:455
2050499126,6cyclictest0-21swapper/509:58:415
2050499126,5cyclictest6420-21bash10:41:375
2050499125,6cyclictest26996-21bash09:12:255
2050499125,6cyclictest23885-21sshd09:10:255
2050499125,6cyclictest0-21swapper/509:33:215
2050499122,4cyclictest26101-21systemd-cgroups11:36:495
2050499122,4cyclictest1971-21sshd11:31:325
20504991210,1cyclictest57-21ksoftirqd/512:22:425
2050499121,4cyclictest0-21swapper/512:26:095
20497991212,0cyclictest20121-21kworker/4:207:36:094
20497991212,0cyclictest20121-21kworker/4:207:17:054
20497991212,0cyclictest12269-21kworker/4:008:54:294
20497991212,0cyclictest12269-21kworker/4:008:07:314
20497991212,0cyclictest12269-21kworker/4:008:07:314
20497991210,1cyclictest49-21ksoftirqd/408:35:574
20497991210,1cyclictest49-21ksoftirqd/407:15:584
2049799120,0cyclictest121rcu_preempt07:51:154
2049799120,0cyclictest121rcu_preempt07:46:084
2049199129,2cyclictest721-21dbus-daemon10:06:133
2049199129,2cyclictest4403-21sshd12:10:193
2049199129,2cyclictest12003-21sshd11:51:243
2049199124,4cyclictest721-21dbus-daemon11:27:503
2049199122,4cyclictest730-21NetworkManager09:18:053
2049199122,4cyclictest20314-21systemd-cgroups12:13:093
2049199122,4cyclictest0-21swapper/309:28:313
2049199121,5cyclictest14022-21cp10:05:343
2049199121,5cyclictest14022-21cp10:05:343
2049199120,11cyclictest12155-21grepconf.sh12:16:283
2048399122,4cyclictest9350-21sshd12:20:172
2048399122,4cyclictest12930-21sshd12:31:562
20483991211,1cyclictest33-21ksoftirqd/211:50:572
20483991211,1cyclictest33-21ksoftirqd/211:03:152
2047599122,4cyclictest24718-21sshd09:25:491
2047599122,4cyclictest14559-21runrttasks09:17:261
2047599120,11cyclictest1430-21sshd09:06:281
20467991210,1cyclictest9-21ksoftirqd/008:31:150
203752120,0sleep10-21swapper/112:16:591
103912120,0sleep6631rcuc/611:32:036
2051299114,2cyclictest7818-21bash09:42:036
2051299114,2cyclictest6698-21grepconf.sh09:26:336
2051299114,1cyclictest28507-21grepconf.sh11:15:536
2051299114,1cyclictest24842-21grep09:05:586
2051299113,3cyclictest4339-21rm09:53:246
2051299113,2cyclictest11198-21bash11:07:026
2051299111,4cyclictest0-21swapper/610:19:556
2050499116,5cyclictest0-21swapper/508:55:395
2050499116,5cyclictest0-21swapper/507:45:215
2050499116,5cyclictest0-21swapper/507:26:215
2050499116,4cyclictest29220-21sshd12:06:015
2050499116,1cyclictest10534-21grepconf.sh10:14:595
2050499116,0cyclictest0-21swapper/511:46:015
2050499116,0cyclictest0-21swapper/510:33:495
2050499116,0cyclictest0-21swapper/510:08:355
2050499116,0cyclictest0-21swapper/508:06:575
2050499116,0cyclictest0-21swapper/508:06:575
2050499116,0cyclictest0-21swapper/507:50:335
2050499115,6cyclictest0-21swapper/509:20:255
2050499115,5cyclictest26074-21sshd09:27:455
2050499115,5cyclictest15942-21sshd12:11:015
2050499115,5cyclictest1-21systemd11:22:355
2050499115,5cyclictest0-21swapper/511:11:535
2050499115,5cyclictest0-21swapper/510:53:155
2050499112,4cyclictest7349-21sshd10:26:185
2050499112,4cyclictest0-21swapper/512:17:105
2050499112,4cyclictest0-21swapper/510:59:515
20504991110,1cyclictest57-21ksoftirqd/511:52:405
20504991110,1cyclictest27463-21grepconf.sh11:04:135
2050499111,4cyclictest0-21swapper/511:27:525
2050499110,5cyclictest5969-21sshd10:05:055
2050499110,5cyclictest5969-21sshd10:05:055
2050499110,5cyclictest31778-21cp09:47:195
2050499110,5cyclictest0-21swapper/511:16:115
2050499110,5cyclictest0-21swapper/511:06:095
2050499110,5cyclictest0-21swapper/510:23:315
2050499110,5cyclictest0-21swapper/509:36:175
2050499110,5cyclictest0-21swapper/508:42:255
2050499110,5cyclictest0-21swapper/508:40:015
2050499110,5cyclictest0-21swapper/508:28:355
2050499110,5cyclictest0-21swapper/508:23:055
2050499110,5cyclictest0-21swapper/508:16:135
2050499110,5cyclictest0-21swapper/508:02:135
2050499110,5cyclictest0-21swapper/508:02:135
2050499110,5cyclictest0-21swapper/507:37:575
2050499110,5cyclictest0-21swapper/507:34:355
2050499110,5cyclictest0-21swapper/507:16:375
2050499110,5cyclictest0-21swapper/507:15:475
2050499110,4cyclictest721-21dbus-daemon11:56:465
2049799119,1cyclictest49-21ksoftirqd/408:56:104
2049799119,1cyclictest49-21ksoftirqd/407:35:574
20497991111,0cyclictest20121-21kworker/4:207:43:054
2049199119,1cyclictest41-21ksoftirqd/311:12:243
2049199119,1cyclictest29481-21cp09:47:113
2049199114,4cyclictest12509-21bash12:24:173
2049199112,4cyclictest31298-21sshd11:16:023
2049199112,4cyclictest28420-21sshd12:34:513
2049199112,4cyclictest26018-21sshd11:42:373
2049199111,5cyclictest9665-21bash11:06:563
2049199111,4cyclictest24563-21tail10:31:133
2049199111,4cyclictest12817-21sshd10:42:013
2049199111,4cyclictest0-21swapper/309:21:253
2049199110,10cyclictest721-21dbus-daemon12:26:053
2049199110,1cyclictest0-21swapper/310:39:313
2048399119,1cyclictest33-21ksoftirqd/209:26:062
2048399113,5cyclictest22490-21bash09:08:022
2048399112,8cyclictest21121-21sshd11:42:192
2048399111,4cyclictest709-21systemd-logind10:41:302
2048399111,4cyclictest31340-21sshd11:23:422
2048399110,5cyclictest16585-21bash11:28:362
2048399110,11cyclictest0-21swapper/211:13:132
2048399110,10cyclictest29508-21grep10:21:492
2048399110,1cyclictest0-21swapper/211:56:442
2047599119,1cyclictest721-21dbus-daemon09:30:161
2047599119,1cyclictest25-21ksoftirqd/109:41:041
2047599119,1cyclictest17117-21sshd11:57:311
2047599114,3cyclictest1641-21kworker/1:312:07:151
2047599110,5cyclictest721-21dbus-daemon11:19:211
2047599110,10cyclictest721-21dbus-daemon09:53:361
2047599110,10cyclictest0-21swapper/110:31:171
2046799112,9cyclictest20144-21kworker/0:108:47:330
2046799110,1cyclictest20144-21kworker/0:108:56:030
185692110,1sleep3394-21kworker/3:410:28:573
166372110,0sleep10-21swapper/110:23:021
237112100,0sleep20-21swapper/210:11:502
2051299109,1cyclictest0-21swapper/611:19:006
2050499105,1cyclictest1-21systemd11:41:475
2050499100,4cyclictest0-21swapper/509:02:195
2050499100,4cyclictest0-21swapper/508:46:175
2050499100,4cyclictest0-21swapper/508:31:055
2050499100,4cyclictest0-21swapper/508:11:095
2050499100,4cyclictest0-21swapper/507:55:575
2050499100,4cyclictest0-21swapper/507:51:055
2050499100,4cyclictest0-21swapper/507:21:395
2050499100,4cyclictest0-21swapper/507:06:055
2049199103,6cyclictest18981-21sshd11:32:343
2049199103,1cyclictest857-21polkitd10:13:383
2049199102,2cyclictest2816-21grep11:37:233
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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