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2026-06-07 - 20:16
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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 Sun Jun 07, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
238232600,1sleep60-21swapper/607:03:376
169122580,1sleep616896-21sshd11:49:596
49972550,0sleep50-21swapper/510:16:515
311712530,0sleep00-21swapper/012:09:550
264532520,1sleep09-21ksoftirqd/010:45:130
198722520,0sleep40-21swapper/409:39:584
198722520,0sleep40-21swapper/409:39:584
183502510,1sleep118351-21sshd10:13:431
2445125026,9sleep20-21swapper/207:06:462
210842500,0sleep10-21swapper/112:23:021
210842500,0sleep10-21swapper/112:23:021
12662500,0sleep70-21swapper/712:17:557
305902490,0sleep00-21swapper/009:12:390
2209224937,8sleep30-21swapper/307:03:193
307372480,0sleep60-21swapper/610:06:516
22652480,0sleep00-21swapper/009:55:480
216192470,0sleep10-21swapper/112:24:541
173612470,0sleep20-21swapper/212:13:102
159242470,0sleep6641ktimersoftd/611:23:086
46942460,1sleep14693-21grepconf.sh11:24:151
199832460,0sleep70-21swapper/709:43:377
199832460,0sleep70-21swapper/709:43:377
326222450,1sleep432618-21sshd11:12:414
291682450,0sleep029162-21sshd12:25:250
2452424532,9sleep70-21swapper/707:07:397
130102450,2sleep72480999cyclictest11:24:457
2428024432,9sleep10-21swapper/107:04:211
20432440,2sleep42478399cyclictest12:35:064
12102440,0sleep50-21swapper/510:47:435
11752440,0sleep00-21swapper/010:51:300
302282430,0sleep20-21swapper/209:20:022
10812430,0sleep20-21swapper/211:31:532
103582430,0sleep70-21swapper/709:26:237
302322420,0sleep70-21swapper/712:21:407
302322420,0sleep70-21swapper/712:21:407
212212420,0sleep20-21swapper/211:57:562
12302420,0sleep60-21swapper/610:37:516
25482410,0sleep0111rcuc/012:04:270
2445824027,8sleep00-21swapper/007:06:520
2424424028,8sleep50-21swapper/507:03:535
102802400,0sleep20-21swapper/210:42:112
102802400,0sleep20-21swapper/210:42:112
283832390,1sleep128387-21bash12:00:111
2432323927,9sleep40-21swapper/407:04:564
241862390,0sleep10-21swapper/108:58:301
11162390,0sleep00-21swapper/009:59:240
199882380,0sleep40-21swapper/412:18:564
199882380,0sleep40-21swapper/412:18:564
95332370,0sleep60-21swapper/612:24:116
128542330,1sleep3721-21dbus-daemon10:34:193
2479899255,6cyclictest65-21ksoftirqd/611:35:546
2479899255,6cyclictest65-21ksoftirqd/611:35:546
2479899247,2cyclictest65-21ksoftirqd/611:41:136
24767992410,3cyclictest33-21ksoftirqd/211:19:232
2476799239,3cyclictest33-21ksoftirqd/210:55:122
2476799236,2cyclictest33-21ksoftirqd/210:14:382
2476799233,3cyclictest33-21ksoftirqd/209:31:112
2479899227,2cyclictest65-21ksoftirqd/610:52:496
2476799227,4cyclictest33-21ksoftirqd/209:12:202
2476799226,3cyclictest33-21ksoftirqd/210:43:182
2476799226,1cyclictest33-21ksoftirqd/212:22:372
2476799226,1cyclictest33-21ksoftirqd/212:22:372
2476799224,1cyclictest33-21ksoftirqd/212:17:312
24767992218,1cyclictest33-21ksoftirqd/211:09:502
2479899216,4cyclictest65-21ksoftirqd/611:53:326
2479899215,2cyclictest65-21ksoftirqd/610:01:266
2479899213,4cyclictest65-21ksoftirqd/611:28:176
2476799218,2cyclictest33-21ksoftirqd/209:49:492
2476799217,3cyclictest33-21ksoftirqd/210:11:592
2476799217,1cyclictest33-21ksoftirqd/210:30:122
2476799216,3cyclictest33-21ksoftirqd/209:56:552
2476799215,1cyclictest33-21ksoftirqd/211:39:592
24767992111,1cyclictest33-21ksoftirqd/212:34:262
2476799210,2cyclictest0-21swapper/211:13:462
2479899208,2cyclictest65-21ksoftirqd/609:48:286
2479899207,3cyclictest65-21ksoftirqd/609:39:456
2479899207,3cyclictest65-21ksoftirqd/609:39:456
2479899207,2cyclictest65-21ksoftirqd/609:46:046
2479899207,2cyclictest65-21ksoftirqd/609:46:046
2479899204,2cyclictest65-21ksoftirqd/609:13:166
2476799209,3cyclictest33-21ksoftirqd/209:59:262
2476799208,1cyclictest33-21ksoftirqd/211:01:582
2476799206,3cyclictest33-21ksoftirqd/212:06:532
2476799206,3cyclictest33-21ksoftirqd/211:52:162
2476799206,1cyclictest33-21ksoftirqd/209:14:222
2476799205,3cyclictest33-21ksoftirqd/212:23:472
2476799205,3cyclictest33-21ksoftirqd/211:03:572
2476799205,2cyclictest33-21ksoftirqd/209:46:492
2476799205,2cyclictest33-21ksoftirqd/209:46:492
2476799204,3cyclictest33-21ksoftirqd/210:37:032
24767992016,1cyclictest33-21ksoftirqd/210:04:272
24767992012,3cyclictest33-21ksoftirqd/209:35:272
24760992016,1cyclictest25-21ksoftirqd/112:11:101
24809991915,1cyclictest73-21ksoftirqd/710:31:017
2479899197,1cyclictest65-21ksoftirqd/610:54:286
2479899195,2cyclictest65-21ksoftirqd/611:13:366
2479899194,2cyclictest65-21ksoftirqd/612:12:296
2479899193,1cyclictest65-21ksoftirqd/610:43:296
24798991916,1cyclictest65-21ksoftirqd/610:09:126
24798991915,3cyclictest65-21ksoftirqd/612:03:286
2479899190,1cyclictest0-21swapper/611:59:576
2476799197,3cyclictest33-21ksoftirqd/211:45:052
2476799197,1cyclictest33-21ksoftirqd/209:25:192
2476799196,3cyclictest33-21ksoftirqd/211:36:052
2476799196,3cyclictest33-21ksoftirqd/211:36:052
2476799196,1cyclictest33-21ksoftirqd/212:01:272
2476799196,1cyclictest33-21ksoftirqd/209:40:052
2476799196,1cyclictest33-21ksoftirqd/209:40:052
2476799195,3cyclictest33-21ksoftirqd/210:21:052
2476799194,3cyclictest33-21ksoftirqd/212:32:112
142332190,9sleep773-21ksoftirqd/712:10:507
289522180,0sleep70-21swapper/710:12:297
2479899187,3cyclictest65-21ksoftirqd/611:24:516
2479899187,2cyclictest65-21ksoftirqd/610:24:196
2479899186,2cyclictest65-21ksoftirqd/611:01:276
2479899185,2cyclictest65-21ksoftirqd/610:13:476
2479899184,3cyclictest65-21ksoftirqd/610:20:426
24798991815,3cyclictest65-21ksoftirqd/612:37:336
24798991815,3cyclictest65-21ksoftirqd/612:22:356
24798991815,3cyclictest65-21ksoftirqd/612:22:356
2479899180,2cyclictest21395-21systemd-cgroups11:44:306
2476799187,3cyclictest33-21ksoftirqd/211:27:492
2476799185,3cyclictest33-21ksoftirqd/210:48:202
2476799185,3cyclictest33-21ksoftirqd/210:23:342
24809991716,1cyclictest73-21ksoftirqd/710:07:437
24809991715,1cyclictest73-21ksoftirqd/711:38:227
2479899177,4cyclictest65-21ksoftirqd/610:41:256
2479899177,4cyclictest65-21ksoftirqd/610:41:256
2479899174,5cyclictest65-21ksoftirqd/609:56:446
2479899173,2cyclictest65-21ksoftirqd/609:33:516
24798991713,1cyclictest65-21ksoftirqd/610:30:466
24798991713,1cyclictest65-21ksoftirqd/609:30:206
2479899170,3cyclictest65-21ksoftirqd/611:04:356
303382160,0sleep10-21swapper/110:29:371
2479899165,1cyclictest65-21ksoftirqd/612:28:496
24798991614,1cyclictest17887-21bash09:19:186
2479899161,1cyclictest65-21ksoftirqd/609:08:286
2479899160,1cyclictest4933-21sshd11:08:556
2479899160,1cyclictest131rcu_sched12:16:546
2476799167,1cyclictest33-21ksoftirqd/208:18:162
24760991614,1cyclictest25-21ksoftirqd/110:11:311
73592150,0sleep7711rcuc/711:45:367
49572150,0sleep50-21swapper/510:57:285
2480999150,14cyclictest4722-21kworker/7:111:31:257
24798991513,1cyclictest65-21ksoftirqd/609:23:296
24798991513,1cyclictest65-21ksoftirqd/609:08:166
24791991510,1cyclictest13076-21sshd10:23:025
24760991511,4cyclictest25-21ksoftirqd/110:54:471
18982150,1sleep31902-21id12:02:373
24809991413,1cyclictest73-21ksoftirqd/711:59:237
24809991413,1cyclictest73-21ksoftirqd/711:20:377
24809991413,1cyclictest73-21ksoftirqd/710:36:387
24809991413,1cyclictest73-21ksoftirqd/710:02:287
24809991412,1cyclictest73-21ksoftirqd/710:40:137
24809991412,1cyclictest73-21ksoftirqd/710:40:137
24791991412,1cyclictest57-21ksoftirqd/511:48:535
24791991411,1cyclictest57-21ksoftirqd/509:34:505
24791991410,3cyclictest57-21ksoftirqd/512:36:435
2479199140,3cyclictest0-21swapper/510:05:075
2478399143,5cyclictest7407-21systemd10:38:134
24760991413,1cyclictest25-21ksoftirqd/111:02:211
24760991413,1cyclictest25-21ksoftirqd/109:35:361
24760991412,1cyclictest25-21ksoftirqd/112:13:371
24760991412,1cyclictest25-21ksoftirqd/111:52:511
24760991412,1cyclictest25-21ksoftirqd/109:55:081
24760991411,1cyclictest25-21ksoftirqd/110:22:371
2476099140,13cyclictest23924-21kworker/1:409:44:021
2476099140,13cyclictest23924-21kworker/1:409:44:021
228242140,0sleep4481ktimersoftd/411:37:004
228242140,0sleep4481ktimersoftd/411:37:004
220442140,3sleep721879-21cstates10:58:267
125952140,2sleep32477599cyclictest11:30:343
55422130,0sleep30-21swapper/307:28:323
319622130,0sleep50-21swapper/511:04:415
24809991312,1cyclictest73-21ksoftirqd/711:16:037
24809991312,1cyclictest73-21ksoftirqd/710:27:007
24809991311,1cyclictest73-21ksoftirqd/711:52:527
24809991311,1cyclictest73-21ksoftirqd/711:38:037
24809991311,1cyclictest73-21ksoftirqd/711:38:037
24809991311,1cyclictest73-21ksoftirqd/710:52:047
24809991311,1cyclictest73-21ksoftirqd/710:19:037
24809991311,1cyclictest73-21ksoftirqd/709:54:357
24809991311,1cyclictest73-21ksoftirqd/709:52:327
2479199138,3cyclictest57-21ksoftirqd/509:43:305
2479199138,3cyclictest57-21ksoftirqd/509:43:305
2479199134,5cyclictest0-21swapper/509:41:105
2479199134,5cyclictest0-21swapper/509:41:105
2479199130,2cyclictest15960-21systemd12:09:005
2478399132,5cyclictest16307-21grepconf.sh09:26:444
2477599133,4cyclictest24440-21systemd-cgroups09:38:243
2477599133,4cyclictest24440-21systemd-cgroups09:38:243
2477599132,5cyclictest1-21systemd10:43:133
2477599132,5cyclictest1-21systemd10:43:133
24775991311,1cyclictest41-21ksoftirqd/311:20:333
2476799134,1cyclictest33-21ksoftirqd/207:53:272
2476799134,1cyclictest33-21ksoftirqd/207:53:272
24767991311,1cyclictest33-21ksoftirqd/207:34:312
24760991312,1cyclictest25-21ksoftirqd/110:35:381
24760991311,1cyclictest25-21ksoftirqd/111:46:121
24760991311,1cyclictest25-21ksoftirqd/111:43:021
24760991311,1cyclictest25-21ksoftirqd/110:53:041
24760991311,1cyclictest25-21ksoftirqd/110:45:541
24760991311,1cyclictest25-21ksoftirqd/110:08:151
2476099130,1cyclictest131rcu_sched09:38:521
2476099130,1cyclictest131rcu_sched09:38:521
2475299130,2cyclictest6023-21systemd-cgroups11:41:400
224012130,0sleep30-21swapper/311:56:053
74102120,1sleep57411-21grepconf.sh10:13:075
72502120,0sleep50-21swapper/511:39:495
290062120,0sleep30-21swapper/311:41:073
2480999129,2cyclictest73-21ksoftirqd/712:36:157
2480999129,2cyclictest73-21ksoftirqd/710:43:447
2480999128,3cyclictest73-21ksoftirqd/711:54:557
2480999128,3cyclictest73-21ksoftirqd/709:13:087
2480999127,1cyclictest73-21ksoftirqd/709:21:007
24809991210,1cyclictest73-21ksoftirqd/712:28:347
24809991210,1cyclictest73-21ksoftirqd/712:03:547
24809991210,1cyclictest73-21ksoftirqd/709:38:477
24809991210,1cyclictest73-21ksoftirqd/709:38:477
24809991210,1cyclictest73-21ksoftirqd/709:36:317
24809991210,1cyclictest73-21ksoftirqd/709:30:587
2480999120,12cyclictest26437-21kworker/7:211:05:117
2480999120,12cyclictest16028-21kworker/7:409:13:387
2479899120,11cyclictest65-21ksoftirqd/607:18:166
2479199129,1cyclictest4968-21sshd11:28:145
2479199125,4cyclictest0-21swapper/510:50:125
2479199123,9cyclictest0-21swapper/508:55:165
2479199122,4cyclictest8767-21sshd09:50:325
2479199122,10cyclictest0-21swapper/511:48:065
2479199122,10cyclictest0-21swapper/508:38:485
2479199122,10cyclictest0-21swapper/508:38:485
2479199122,10cyclictest0-21swapper/507:37:585
24791991211,1cyclictest57-21ksoftirqd/511:12:555
24791991210,1cyclictest57-21ksoftirqd/512:14:485
24791991210,1cyclictest57-21ksoftirqd/511:55:055
24791991210,1cyclictest0-21swapper/511:36:265
24791991210,1cyclictest0-21swapper/511:36:265
2479199120,11cyclictest17655-21sshd10:42:385
2479199120,11cyclictest17655-21sshd10:42:385
2479199120,11cyclictest0-21swapper/509:28:135
2479199120,1cyclictest0-21swapper/512:24:055
2478399126,1cyclictest49-21ksoftirqd/410:59:034
2478399122,4cyclictest721-21dbus-daemon10:18:204
2478399122,4cyclictest0-21swapper/410:43:064
2478399122,4cyclictest0-21swapper/410:43:064
24783991210,1cyclictest49-21ksoftirqd/411:16:594
2477599124,5cyclictest29947-21id09:14:213
2477599123,4cyclictest721-21dbus-daemon11:43:353
2477599122,4cyclictest1843-21nfsd12:19:143
2477599122,4cyclictest1843-21nfsd12:19:143
2477599122,4cyclictest1-21systemd09:51:233
2477599122,4cyclictest0-21swapper/311:35:503
2477599122,4cyclictest0-21swapper/311:35:503
24775991210,1cyclictest41-21ksoftirqd/312:27:253
2477599121,5cyclictest6174-21bash10:32:043
2477599120,2cyclictest721-21dbus-daemon12:33:513
2477599120,12cyclictest9125-21kworker/3:509:58:233
2477599120,11cyclictest7145-21sshd11:14:523
2477599120,11cyclictest31033-21systemd11:04:373
24767991211,1cyclictest33-21ksoftirqd/207:23:152
2476099124,5cyclictest709-21systemd-logind11:16:441
24760991211,1cyclictest25-21ksoftirqd/111:36:501
24760991211,1cyclictest25-21ksoftirqd/111:36:501
24760991211,1cyclictest25-21ksoftirqd/109:23:111
24760991210,1cyclictest25-21ksoftirqd/111:32:451
24760991210,1cyclictest25-21ksoftirqd/110:26:101
24760991210,1cyclictest1-21systemd09:31:481
24760991210,1cyclictest0-21swapper/110:38:581
24760991210,1cyclictest0-21swapper/110:38:581
2475299128,1cyclictest9-21ksoftirqd/009:30:410
2475299127,2cyclictest24856-21sshd11:48:340
2475299122,4cyclictest30740-21bash11:12:340
2475299122,4cyclictest19884-21grep10:15:450
2475299120,8cyclictest18202-21grepconf.sh11:21:150
2475299120,8cyclictest0-21swapper/009:46:350
2475299120,8cyclictest0-21swapper/009:46:350
2475299120,6cyclictest0-21swapper/011:34:490
2475299120,6cyclictest0-21swapper/011:34:490
2475299120,6cyclictest0-21swapper/009:38:030
2475299120,1cyclictest0-21swapper/012:37:340
2475299120,1cyclictest0-21swapper/010:29:070
121822120,0sleep70-21swapper/708:38:277
121822120,0sleep70-21swapper/708:38:277
2480999119,1cyclictest73-21ksoftirqd/710:55:067
2480999119,1cyclictest73-21ksoftirqd/710:17:547
24809991110,1cyclictest73-21ksoftirqd/712:27:397
2480999111,4cyclictest0-21swapper/711:09:017
2480999110,1cyclictest0-21swapper/707:53:347
2480999110,1cyclictest0-21swapper/707:53:347
24798991110,1cyclictest65-21ksoftirqd/609:03:166
2479199119,1cyclictest57-21ksoftirqd/512:19:565
2479199119,1cyclictest57-21ksoftirqd/512:19:565
2479199119,1cyclictest57-21ksoftirqd/509:59:245
2479199119,1cyclictest57-21ksoftirqd/509:54:115
2479199113,4cyclictest0-21swapper/511:22:455
24791991110,1cyclictest57-21ksoftirqd/511:31:395
24791991110,1cyclictest57-21ksoftirqd/509:18:335
24791991110,1cyclictest0-21swapper/512:02:535
2479199110,3cyclictest0-21swapper/508:14:465
2479199110,1cyclictest0-21swapper/510:33:295
2478399114,1cyclictest709-21systemd-logind09:47:204
2478399114,1cyclictest709-21systemd-logind09:47:204
2478399113,7cyclictest13427-21systemd12:08:524
2478399113,5cyclictest555-21bash11:54:444
2478399113,4cyclictest10751-21grep11:05:234
2478399112,4cyclictest9638-21sshd11:41:544
2478399112,4cyclictest721-21dbus-daemon10:26:274
2478399112,4cyclictest1-21systemd11:30:254
2478399112,4cyclictest0-21swapper/412:28:324
24783991110,1cyclictest49-21ksoftirqd/412:00:574
2478399111,4cyclictest6295-21sshd12:04:404
2478399111,4cyclictest1-21systemd12:23:424
2478399110,11cyclictest22944-21kworker/4:110:08:344
2478399110,11cyclictest11362-21kworker/4:011:26:044
2478399110,11cyclictest0-21swapper/409:58:194
2478399110,1cyclictest709-21systemd-logind11:43:534
2478399110,1cyclictest0-21swapper/411:19:594
2478399110,1cyclictest0-21swapper/409:49:294
2477599119,1cyclictest41-21ksoftirqd/309:32:513
2477599114,6cyclictest721-21dbus-daemon10:50:593
2477599112,4cyclictest7857-21grepconf.sh10:05:303
2477599112,4cyclictest663-21in:imjournal09:08:553
2477599111,4cyclictest4668-21systemd-cgroups12:06:293
2477599111,4cyclictest3173-21sshd10:24:133
2477599111,4cyclictest31499-21sshd12:29:203
2477599111,4cyclictest2322-21systemd-cgroups09:35:123
2477599111,4cyclictest0-21swapper/310:54:043
2477599110,5cyclictest8208-21sshd11:09:083
2477599110,11cyclictest18209-21kworker/3:310:45:213
2476799119,2cyclictest33-21ksoftirqd/208:53:162
2476799119,2cyclictest33-21ksoftirqd/208:53:162
2476799114,2cyclictest33-21ksoftirqd/208:34:332
24767991110,1cyclictest33-21ksoftirqd/207:43:152
24767991110,1cyclictest33-21ksoftirqd/207:18:152
2476799110,1cyclictest17977-21perf07:53:162
2476099119,1cyclictest25-21ksoftirqd/112:29:101
2476099119,1cyclictest25-21ksoftirqd/109:49:441
2476099118,2cyclictest6243-21sshd12:33:301
2476099118,2cyclictest464-21systemd-journal11:04:591
2476099118,1cyclictest25-21ksoftirqd/111:55:241
2476099117,2cyclictest25-21ksoftirqd/109:23:471
2476099113,7cyclictest24435-21sshd12:05:441
2476099113,3cyclictest14360-21systemd-cgroups11:19:001
2475299119,1cyclictest9-21ksoftirqd/011:48:140
2475299119,1cyclictest9-21ksoftirqd/010:10:310
2475299119,1cyclictest859-21gdbus11:15:180
2475299118,2cyclictest17155-21grepconf.sh09:41:420
2475299118,2cyclictest17155-21grepconf.sh09:41:420
24752991110,1cyclictest9-21ksoftirqd/011:06:110
2475299111,4cyclictest6894-21systemd-cgroups09:48:330
2475299110,5cyclictest2007-21systemd10:03:180
2475299110,11cyclictest26118-21kworker/0:410:39:300
2475299110,11cyclictest26118-21kworker/0:410:39:300
2475299110,10cyclictest0-21swapper/009:22:540
2475299110,1cyclictest2192-21sensors_temp10:18:350
239072110,0sleep023873-21sshd11:56:100
2479899108,1cyclictest17962-21latency_hist07:53:166
2479199109,1cyclictest57-21ksoftirqd/512:03:315
2479199109,1cyclictest0-21swapper/509:08:315
2479199108,1cyclictest57-21ksoftirqd/510:30:575
2479199108,1cyclictest57-21ksoftirqd/510:25:455
2479199108,1cyclictest57-21ksoftirqd/509:28:285
2479199103,4cyclictest721-21dbus-daemon12:30:015
2479199103,4cyclictest0-21swapper/509:13:205
2479199100,2cyclictest0-21swapper/508:12:065
2478399109,1cyclictest27133-21sshd09:12:274
2478399109,1cyclictest0-21swapper/410:57:364
2478399105,5cyclictest0-21swapper/410:04:234
2478399103,4cyclictest709-21systemd-logind11:50:014
2478399101,4cyclictest11729-21sshd09:54:234
2478399101,3cyclictest0-21swapper/410:51:184
2478399100,4cyclictest22271-21bash12:15:144
2478399100,4cyclictest21828-21systemd-cgroups09:13:534
2478399100,4cyclictest1-21systemd10:44:534
2478399100,10cyclictest3218-21kworker/4:710:16:314
2478399100,10cyclictest0-21swapper/409:30:154
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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