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2026-07-28 - 15:08
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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 Tue Jul 28, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
181272910,0sleep20-21swapper/210:22:542
3742870,2sleep11105099cyclictest09:25:591
121752540,1sleep412176-21bash09:37:234
28422520,0sleep70-21swapper/710:52:477
14302510,0sleep11426-21sh07:46:211
29322500,0sleep50-21swapper/510:58:135
138572500,0sleep30-21swapper/309:51:563
110302490,1sleep111032-21grepconf.sh12:33:081
73592470,0sleep10-21swapper/109:11:491
48462470,1sleep04841-21sshd11:23:470
320602470,1sleep632062-21sshd10:14:416
189192470,0sleep10-21swapper/112:04:331
154662470,0sleep60-21swapper/611:58:536
103212470,1sleep11-21systemd10:53:131
289012460,2sleep51106999cyclictest10:43:245
81072450,0sleep70-21swapper/711:07:367
37742450,0sleep50-21swapper/510:27:305
275962450,0sleep40-21swapper/409:07:044
247802450,0sleep20-21swapper/210:55:542
81622440,0sleep40-21swapper/412:03:564
38762440,0sleep7758-21runrttasks11:12:497
223952440,0sleep30-21swapper/311:42:563
202242440,1sleep720225-21sshd10:42:547
126672440,0sleep6631rcuc/611:55:096
265022430,1sleep326466-21sshd10:01:413
233462430,0sleep30-21swapper/310:39:293
61302420,0sleep10-21swapper/109:49:451
293242420,0sleep00-21swapper/011:06:570
138362420,0sleep40-21swapper/411:49:464
94122410,0sleep10-21swapper/111:33:091
273752410,0sleep51-21systemd09:43:415
265032410,0sleep10-21swapper/109:45:291
257252410,0sleep70-21swapper/710:16:117
256212410,0sleep10-21swapper/110:26:541
160362410,0sleep50-21swapper/510:31:465
119292410,0sleep70-21swapper/709:15:487
1085324123,14sleep00-21swapper/007:06:100
1085324123,14sleep00-21swapper/007:06:100
1079924129,8sleep40-21swapper/407:05:264
1079924129,8sleep40-21swapper/407:05:264
1079324129,8sleep70-21swapper/707:05:217
1079324129,8sleep70-21swapper/707:05:217
83732400,0sleep50-21swapper/511:20:245
14522400,0sleep40-21swapper/411:27:124
100852400,0sleep60-21swapper/612:34:576
83942390,1sleep5551rcuc/512:03:575
292402390,2sleep41106699cyclictest12:16:054
191512390,0sleep50-21swapper/509:36:045
1060623927,9sleep30-21swapper/307:02:523
1060623927,9sleep30-21swapper/307:02:523
1059023928,8sleep50-21swapper/507:02:385
1059023928,8sleep50-21swapper/507:02:385
84272380,0sleep00-21swapper/011:02:090
812223825,8sleep20-21swapper/207:01:232
812223825,8sleep20-21swapper/207:01:232
72102380,0sleep40-21swapper/411:52:594
215692380,0sleep50-21swapper/510:24:585
12462380,0sleep00-21swapper/011:50:540
1079023826,8sleep60-21swapper/607:05:206
1079023826,8sleep60-21swapper/607:05:206
1053723826,9sleep10-21swapper/107:01:541
1053723826,9sleep10-21swapper/107:01:541
201092370,1sleep320036-21sshd10:17:353
151882370,0sleep40-21swapper/411:22:314
251572250,0sleep00-21swapper/009:36:230
1104299247,1cyclictest9-21ksoftirqd/010:26:040
11042992311,3cyclictest9-21ksoftirqd/012:14:340
11050992220,1cyclictest25-21ksoftirqd/110:45:171
1104299226,3cyclictest9-21ksoftirqd/011:18:470
11042992215,1cyclictest9-21ksoftirqd/011:29:000
11042992212,3cyclictest9-21ksoftirqd/009:34:290
36382210,8sleep341-21ksoftirqd/309:29:453
1104299219,2cyclictest9-21ksoftirqd/012:23:400
1104299219,2cyclictest9-21ksoftirqd/011:58:560
1104299217,3cyclictest9-21ksoftirqd/010:52:440
1104299217,3cyclictest9-21ksoftirqd/010:35:280
1104299215,1cyclictest9-21ksoftirqd/010:43:470
1104299214,2cyclictest9-21ksoftirqd/009:25:180
11042992120,1cyclictest111rcuc/011:40:170
11042992117,3cyclictest9-21ksoftirqd/012:01:480
11042992111,2cyclictest9-21ksoftirqd/011:35:460
11042992110,3cyclictest9-21ksoftirqd/012:21:040
11042992110,1cyclictest9-21ksoftirqd/010:49:370
97652200,0sleep20-21swapper/211:29:342
11050992016,1cyclictest25-21ksoftirqd/109:56:591
1104299209,3cyclictest9-21ksoftirqd/010:05:330
1104299209,3cyclictest9-21ksoftirqd/009:41:390
1104299205,1cyclictest9-21ksoftirqd/010:19:150
1104299205,1cyclictest9-21ksoftirqd/010:07:530
1104299203,2cyclictest9-21ksoftirqd/010:57:370
11042992019,0cyclictest9-21ksoftirqd/007:58:090
11042992011,3cyclictest9-21ksoftirqd/009:51:510
11042992010,3cyclictest9-21ksoftirqd/010:27:070
11042992010,1cyclictest9-21ksoftirqd/009:13:590
1104299201,3cyclictest0-21swapper/011:53:330
1105099198,3cyclictest25-21ksoftirqd/110:05:421
11050991917,1cyclictest25-21ksoftirqd/111:06:341
11050991916,2cyclictest25-21ksoftirqd/111:22:481
1104299198,1cyclictest9-21ksoftirqd/009:46:440
1104299197,3cyclictest9-21ksoftirqd/011:13:040
1104299197,1cyclictest9-21ksoftirqd/012:06:290
1104299197,1cyclictest9-21ksoftirqd/009:17:070
1104299195,3cyclictest9-21ksoftirqd/011:42:490
1104299192,2cyclictest9-21ksoftirqd/010:36:220
11042991915,3cyclictest9-21ksoftirqd/009:29:570
11042991911,1cyclictest9-21ksoftirqd/012:30:520
110982180,0sleep7721ktimersoftd/711:20:347
1105999180,2cyclictest2633-21grepconf.sh10:07:333
11050991816,1cyclictest464-21systemd-journal10:20:411
1104299188,2cyclictest9-21ksoftirqd/012:31:460
1104299187,3cyclictest9-21ksoftirqd/009:06:340
1104299187,1cyclictest9-21ksoftirqd/009:56:360
1104299185,1cyclictest9-21ksoftirqd/010:11:460
1104299183,0cyclictest26194-21kworker/0:207:14:190
11050991715,1cyclictest25-21ksoftirqd/112:07:411
11050991715,1cyclictest25-21ksoftirqd/110:13:101
11050991715,1cyclictest25-21ksoftirqd/109:34:121
11050991714,2cyclictest25-21ksoftirqd/112:17:271
11050991714,2cyclictest25-21ksoftirqd/112:00:311
11050991714,1cyclictest25-21ksoftirqd/110:25:181
11050991713,3cyclictest25-21ksoftirqd/109:26:371
11050991713,1cyclictest25-21ksoftirqd/110:50:141
59252160,0sleep40-21swapper/411:34:494
1105099164,1cyclictest121rcu_preempt11:41:391
11050991615,1cyclictest25-21ksoftirqd/112:27:371
11050991615,1cyclictest25-21ksoftirqd/111:12:321
11050991615,1cyclictest25-21ksoftirqd/111:03:401
11050991615,1cyclictest25-21ksoftirqd/109:40:431
11050991615,1cyclictest25-21ksoftirqd/109:08:081
11050991614,1cyclictest25-21ksoftirqd/110:36:391
11050991614,1cyclictest25-21ksoftirqd/110:07:171
11050991613,2cyclictest25-21ksoftirqd/110:56:221
296402150,1sleep229639-21grep09:22:072
130922150,0sleep5551rcuc/511:29:455
11080991513,1cyclictest73-21ksoftirqd/712:00:237
11066991514,1cyclictest49-21ksoftirqd/412:33:534
11066991513,1cyclictest49-21ksoftirqd/410:30:434
1105999150,13cyclictest0-21swapper/308:16:393
11053991514,0cyclictest13550irq/24-ahci[00011:08:412
1105099159,3cyclictest25-21ksoftirqd/110:32:271
11050991514,1cyclictest25-21ksoftirqd/112:11:371
11050991513,1cyclictest25-21ksoftirqd/112:21:451
11050991513,1cyclictest25-21ksoftirqd/111:51:261
11050991513,1cyclictest25-21ksoftirqd/111:46:331
11050991513,1cyclictest25-21ksoftirqd/111:40:171
11050991513,1cyclictest25-21ksoftirqd/111:28:211
11050991513,1cyclictest25-21ksoftirqd/111:16:481
11050991513,1cyclictest25-21ksoftirqd/109:51:261
11050991512,1cyclictest25-21ksoftirqd/109:17:461
1104299150,2cyclictest26194-21kworker/0:209:00:230
1104299150,0cyclictest26194-21kworker/0:208:06:290
234582140,1sleep323455-21sshd10:21:273
208692140,0sleep40-21swapper/412:24:384
13732140,0sleep3663-21in:imjournal09:44:033
123242140,2sleep51106999cyclictest10:36:595
1108099143,5cyclictest10717-21sshd12:04:057
11080991412,1cyclictest73-21ksoftirqd/710:10:457
11080991411,2cyclictest73-21ksoftirqd/710:56:447
1106999142,4cyclictest25002-21systemd09:18:165
1106999142,11cyclictest15363-21sshd09:39:255
1106999140,1cyclictest0-21swapper/512:06:275
11059991412,1cyclictest41-21ksoftirqd/309:13:143
11059991410,3cyclictest0-21swapper/310:58:433
1105999141,4cyclictest12663-21systemd-cgroups11:18:473
1104299143,1cyclictest9-21ksoftirqd/008:46:390
90252130,0sleep40-21swapper/409:19:134
175672130,0sleep60-21swapper/611:15:286
151462130,0sleep30-21swapper/310:15:343
124072130,0sleep40-21swapper/410:42:274
1108099138,4cyclictest73-21ksoftirqd/712:18:397
11080991311,1cyclictest73-21ksoftirqd/712:28:577
11080991311,1cyclictest73-21ksoftirqd/712:10:297
11080991311,1cyclictest73-21ksoftirqd/711:51:397
11080991311,1cyclictest73-21ksoftirqd/710:35:377
11080991311,1cyclictest73-21ksoftirqd/710:25:017
11080991311,1cyclictest73-21ksoftirqd/709:48:487
11080991311,1cyclictest73-21ksoftirqd/709:07:527
1107699138,3cyclictest65-21ksoftirqd/609:33:126
1107699133,6cyclictest85150irq/25-em1-rx-011:05:316
1107699133,4cyclictest29859-21sshd09:22:086
1107699133,4cyclictest25077-21sshd09:38:086
1107699132,5cyclictest25579-21grepconf.sh09:49:006
1107699131,7cyclictest0-21swapper/609:09:346
1106999130,12cyclictest721-21dbus-daemon12:33:445
1106699139,3cyclictest49-21ksoftirqd/410:17:484
1106699137,3cyclictest49-21ksoftirqd/412:07:234
11066991311,1cyclictest49-21ksoftirqd/412:18:344
11066991311,1cyclictest49-21ksoftirqd/411:20:574
11066991311,1cyclictest49-21ksoftirqd/410:58:134
1105999139,4cyclictest0-21swapper/312:15:213
1105999134,2cyclictest16341-21bash11:26:203
1105999132,5cyclictest669-21avahi-daemon12:20:343
1105399139,3cyclictest33-21ksoftirqd/210:07:302
1105399138,4cyclictest33-21ksoftirqd/211:45:042
1105399132,5cyclictest17009-21bash10:01:142
11053991312,1cyclictest33-21ksoftirqd/211:20:052
11053991311,1cyclictest33-21ksoftirqd/209:46:292
1104299133,0cyclictest26194-21kworker/0:208:13:250
11042991312,1cyclictest9-21ksoftirqd/008:46:210
1104299130,0cyclictest26194-21kworker/0:208:40:590
303592120,0sleep70-21swapper/710:30:527
259182120,2sleep41106699cyclictest11:08:384
1108099127,3cyclictest73-21ksoftirqd/709:41:247
1108099122,4cyclictest721-21dbus-daemon09:25:077
11080991211,1cyclictest73-21ksoftirqd/709:40:387
11080991211,1cyclictest73-21ksoftirqd/709:31:077
11080991210,1cyclictest73-21ksoftirqd/712:35:487
11080991210,1cyclictest73-21ksoftirqd/712:24:567
11080991210,1cyclictest73-21ksoftirqd/712:15:357
11080991210,1cyclictest73-21ksoftirqd/710:17:257
11080991210,1cyclictest73-21ksoftirqd/710:03:207
11080991210,1cyclictest73-21ksoftirqd/709:56:377
11080991210,1cyclictest73-21ksoftirqd/709:53:047
11080991210,1cyclictest73-21ksoftirqd/709:33:527
11080991210,1cyclictest73-21ksoftirqd/709:18:547
1107699129,2cyclictest65-21ksoftirqd/610:31:406
1107699123,1cyclictest721-21dbus-daemon10:39:146
1107699122,4cyclictest9476-21bash12:20:256
1107699122,4cyclictest29943-21sshd09:11:226
1107699122,4cyclictest19119-21sshd12:24:336
1107699122,4cyclictest11257-21sshd10:46:066
1107699122,4cyclictest0-21swapper/611:19:336
11076991211,1cyclictest65-21ksoftirqd/611:41:296
11076991210,1cyclictest65-21ksoftirqd/612:07:466
11076991210,1cyclictest65-21ksoftirqd/611:35:006
11076991210,1cyclictest0-21swapper/610:51:266
1107699120,11cyclictest19187-21sshd11:50:056
1106999122,6cyclictest2300-21systemd11:21:475
11069991210,1cyclictest6941-21sshd10:11:305
11069991210,1cyclictest10717-21sshd10:17:025
11069991210,1cyclictest0-21swapper/511:33:115
1106999120,12cyclictest0-21swapper/509:30:025
1106699129,3cyclictest49-21ksoftirqd/411:44:234
1106699129,2cyclictest709-21systemd-logind11:06:144
1106699129,1cyclictest49-21ksoftirqd/409:57:574
11066991211,1cyclictest49-21ksoftirqd/410:32:254
11066991210,1cyclictest49-21ksoftirqd/410:46:364
11066991210,1cyclictest49-21ksoftirqd/410:38:564
11066991210,1cyclictest49-21ksoftirqd/409:56:064
11066991210,1cyclictest49-21ksoftirqd/409:31:134
1106699120,1cyclictest0-21swapper/410:22:394
1105999126,5cyclictest721-21dbus-daemon09:35:013
1105999126,5cyclictest3384-21sshd11:29:123
1105999126,5cyclictest1-21systemd12:02:253
1105999125,6cyclictest27121-21grep10:26:593
1105999124,7cyclictest6782-21grep12:27:253
1105999124,7cyclictest21737-21grepconf.sh09:59:393
1105999124,7cyclictest21515-21sshd11:53:473
1105999124,7cyclictest19954-21bash11:39:123
1105999124,3cyclictest22188-21bash09:08:533
1105999124,2cyclictest8239-21grepconf.sh11:07:373
1105999124,2cyclictest3972-21grepconf.sh10:32:563
1105999124,2cyclictest25562-21grep09:38:093
1105999124,2cyclictest19364-21grep09:48:393
1105999124,2cyclictest10832-21grep12:09:323
1105999124,2cyclictest10498-21grep09:19:183
1105999123,2cyclictest721-21dbus-daemon11:02:433
1105999123,2cyclictest21859-21sshd11:46:353
1105999122,4cyclictest27547-21sshd11:34:123
1105999122,4cyclictest16241-21systemd-cgroups12:31:383
1105999122,2cyclictest859-21gdbus09:23:253
1105999120,2cyclictest24864-21systemd10:48:363
1105399122,4cyclictest24999-21sshd11:03:062
1105399122,4cyclictest19454-21sshd10:35:402
1105399122,4cyclictest1806-21sshd10:38:152
1105399122,4cyclictest11444-21cp11:47:462
11053991210,1cyclictest33-21ksoftirqd/212:26:032
1105399120,11cyclictest15560-21sshd10:02:522
1104299123,0cyclictest9-21ksoftirqd/007:16:330
1104299122,8cyclictest26194-21kworker/0:208:51:230
1104299122,0cyclictest26194-21kworker/0:208:25:230
1104299121,1cyclictest26194-21kworker/0:207:41:350
7902110,0sleep7711rcuc/711:01:447
157542110,0sleep40-21swapper/409:14:084
1108099119,1cyclictest857-21polkitd11:36:577
1108099119,1cyclictest73-21ksoftirqd/711:32:257
1108099119,1cyclictest73-21ksoftirqd/710:46:467
1108099119,1cyclictest73-21ksoftirqd/710:40:457
1108099118,2cyclictest15140-21kill11:22:317
11080991110,1cyclictest73-21ksoftirqd/711:47:197
11080991110,1cyclictest73-21ksoftirqd/711:45:217
1107699114,6cyclictest641ktimersoftd/610:46:246
1107699112,4cyclictest663-21in:imjournal09:42:116
1107699112,4cyclictest23001-21grepconf.sh09:52:276
1107699112,4cyclictest18235-21sshd11:10:036
1107699112,4cyclictest14776-21grepconf.sh10:28:076
1107699112,4cyclictest0-21swapper/611:37:436
1107699111,4cyclictest464-21systemd-journal10:17:206
1107699111,4cyclictest26692-21rm10:07:046
1107699111,4cyclictest23216-21systemd-cgroups10:59:236
1107699111,4cyclictest17807-21sshd11:24:326
1107699111,4cyclictest0-21swapper/609:16:386
1107699110,5cyclictest28966-21systemd-cgroups12:03:166
1107699110,4cyclictest20224-21systemd11:28:186
1107699110,2cyclictest0-21swapper/610:24:196
1107699110,1cyclictest23266-21grepconf.sh09:30:526
1107699110,1cyclictest0-21swapper/612:27:456
1106999119,1cyclictest57-21ksoftirqd/512:26:425
1106999119,1cyclictest57-21ksoftirqd/511:15:475
1106999118,2cyclictest709-21systemd-logind11:51:295
1106999113,6cyclictest669-21avahi-daemon11:43:095
1106999111,4cyclictest23055-21sshd09:48:525
1106999110,10cyclictest3747-21kworker/5:009:51:265
1106999110,10cyclictest10531-21sshd11:49:355
1106999110,1cyclictest0-21swapper/509:24:185
1106699119,1cyclictest49-21ksoftirqd/411:58:214
1106699119,1cyclictest49-21ksoftirqd/411:36:324
1106699119,1cyclictest49-21ksoftirqd/411:13:114
1106699119,1cyclictest49-21ksoftirqd/410:13:494
1106699119,1cyclictest49-21ksoftirqd/410:09:144
1106699119,1cyclictest49-21ksoftirqd/409:42:094
1106699118,3cyclictest49-21ksoftirqd/409:50:514
11066991110,1cyclictest49-21ksoftirqd/409:22:314
1106699110,10cyclictest16571-21kworker/4:210:53:594
1105999114,6cyclictest859-21gdbus10:51:373
1105999114,6cyclictest4717-21grepconf.sh11:56:313
1105999114,2cyclictest26844-21grep12:21:243
1105999112,2cyclictest12290-21grepconf.sh11:13:183
1105999110,3cyclictest25781-21sshd10:41:283
1105399119,2cyclictest33-21ksoftirqd/211:13:072
1105399119,1cyclictest33-21ksoftirqd/211:22:262
1105399119,1cyclictest29110-21sshd09:13:032
1105399118,2cyclictest1-21systemd11:37:562
1105399112,4cyclictest7190-21sshd10:42:092
1105399110,5cyclictest18919-21grepconf.sh12:00:572
1105399110,5cyclictest10332-21systemd-cgroups11:31:272
1105399110,10cyclictest17039-21sshd09:28:402
1105099119,1cyclictest7074-21kworker/1:108:01:221
11050991110,1cyclictest25-21ksoftirqd/108:31:391
1104299119,0cyclictest9-21ksoftirqd/008:29:210
1104299117,2cyclictest26194-21kworker/0:207:48:310
1104299114,1cyclictest9-21ksoftirqd/007:24:110
1104299114,1cyclictest9-21ksoftirqd/007:24:110
1104299112,9cyclictest0-21swapper/008:03:110
1104299112,3cyclictest9-21ksoftirqd/007:06:380
1104299111,2cyclictest21029-21unixbench-2d08:16:420
1107699100,4cyclictest0-21swapper/610:05:256
1106999107,2cyclictest57-21ksoftirqd/510:47:035
1106999106,1cyclictest57-21ksoftirqd/511:40:205
1106999103,4cyclictest29029-21sshd10:05:305
1106999102,3cyclictest23396-21sshd11:57:295
1106999101,6cyclictest0-21swapper/510:52:335
1106999101,5cyclictest20299-21sshd09:10:515
1106999101,4cyclictest16093-21grepconf.sh11:09:565
1106999101,4cyclictest0-21swapper/510:07:555
1106999100,4cyclictest9984-21sshd12:14:585
1106999100,4cyclictest15539-21sshd12:18:545
1106999100,10cyclictest0-21swapper/512:24:065
1106699108,1cyclictest709-21systemd-logind12:30:284
1106699104,4cyclictest10492-21sshd10:02:354
1105999103,2cyclictest752-21snmpd07:17:273
1105999103,2cyclictest5626-21iostat_ios07:51:383
1105999102,2cyclictest7897-21nfsd408:51:393
1105999102,2cyclictest752-21snmpd07:59:403
1105999102,2cyclictest0-21swapper/307:11:323
1105399109,1cyclictest33-21ksoftirqd/212:08:212
1105399109,1cyclictest0-21swapper/209:53:252
1105399108,1cyclictest23539-21sshd10:12:202
1105399103,6cyclictest8953-21sshd10:29:392
1105399103,4cyclictest11126-21sshd12:31:232
1105399103,1cyclictest13550irq/24-ahci[00009:17:332
1105399101,4cyclictest3770-21sshd12:20:052
1105399101,4cyclictest31915-21id10:49:002
1105399101,4cyclictest3187-21systemd10:56:302
1105399101,3cyclictest0-21swapper/212:02:302
1105399100,4cyclictest31711-21sshd10:20:062
1105399100,4cyclictest2377-21rm09:07:332
1104299103,1cyclictest9-21ksoftirqd/009:01:390
1104299103,1cyclictest9-21ksoftirqd/008:32:000
1104299103,1cyclictest9-21ksoftirqd/007:52:440
1104299103,1cyclictest9-21ksoftirqd/007:33:550
1104299103,0cyclictest26194-21kworker/0:207:26:270
1104299100,1cyclictest0-21swapper/007:36:420
110809997,1cyclictest73-21ksoftirqd/711:27:497
110769997,1cyclictest65-21ksoftirqd/609:57:006
110769990,4cyclictest721-21dbus-daemon12:12:426
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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