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2026-05-04 - 22:21
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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 792 highest latencies:
System rackaslot0.osadl.org (updated Mon May 04, 2026 12:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1216021090,0sleep112162-21id12:25:221
2849721080,0sleep228496-21sshd10:59:002
50882980,1sleep15073-21sshd10:45:331
304222980,0sleep230423-21sshd12:21:182
103452940,0sleep211283-21diskmemload12:11:012
312772920,0sleep10-21swapper/109:11:381
351126326,19sleep00-21swapper/007:08:020
22232630,0sleep11510-21nfsd09:45:491
325062620,1sleep01734-21runrttasks11:13:340
313526124,19sleep30-21swapper/307:06:093
237492600,1sleep10-21swapper/110:35:521
157502600,0sleep315748-21bash10:18:163
187682590,0sleep30-21swapper/311:18:013
151802590,0sleep30-21swapper/309:32:523
86162580,1sleep08618-21sshd09:32:170
24052580,1sleep20-21swapper/211:16:322
223262570,1sleep222291-21sshd10:47:062
28682560,1sleep10-21swapper/110:56:431
256492550,1sleep125647-21bash09:50:421
152622550,0sleep015258-21sshd12:20:040
115412540,0sleep20-21swapper/210:54:442
57212530,1sleep211283-21diskmemload09:43:202
57212530,1sleep211283-21diskmemload09:43:202
49552530,0sleep14952-21bash11:53:371
49552530,0sleep14952-21bash11:53:371
267052530,1sleep226702-21bash09:48:012
186672530,0sleep118653-21sshd10:21:171
118972530,0sleep211896-21sshd11:59:542
88722510,0sleep30-21swapper/309:57:483
355325128,19sleep10-21swapper/107:08:151
207942510,0sleep00-21swapper/010:49:540
108202510,0sleep211283-21diskmemload09:55:102
292152500,1sleep329207-21sshd09:28:273
292152500,1sleep329207-21sshd09:28:273
256232500,1sleep225611-21sshd11:46:522
111642500,0sleep20-21swapper/209:35:192
279602490,0sleep10-21swapper/111:01:451
241982490,0sleep20-21swapper/210:27:272
327924825,19sleep20-21swapper/207:06:522
241312480,0sleep30-21swapper/310:01:563
11572470,1sleep30-21swapper/312:32:573
65312440,0sleep10-21swapper/110:28:471
56072440,0sleep20-21swapper/210:08:532
182692440,0sleep30-21swapper/312:23:063
312842240,5sleep121-21ksoftirqd/109:56:541
4162992220,1cyclictest614-21sshd12:18:461
4166992119,1cyclictest0-21swapper/212:32:512
4171992018,1cyclictest0-21swapper/310:27:043
417199190,1cyclictest15591-21sshd09:21:333
417199190,1cyclictest15591-21sshd09:21:333
4162991917,1cyclictest21919-21sshd09:19:221
203462190,1sleep320331-21sshd10:41:153
77202180,0sleep17722-21id11:14:151
64112180,0sleep20-21swapper/210:37:132
417199180,17cyclictest0-21swapper/311:13:423
4166991817,1cyclictest0-21swapper/212:38:142
263342180,1sleep0415799cyclictest09:45:110
4171991712,4cyclictest39-21ksoftirqd/310:55:293
417199170,16cyclictest23020-21kworker/3:112:02:153
416699176,10cyclictest26709-21bash09:30:592
415799170,9cyclictest0-21swapper/011:23:450
415799170,1cyclictest0-21swapper/009:14:000
53552160,1sleep00-21swapper/010:25:450
417199166,9cyclictest39-21ksoftirqd/310:48:553
417199160,1cyclictest8844-21bash11:45:233
4166991614,1cyclictest0-21swapper/212:19:462
416699160,15cyclictest18661-21bash10:32:392
415799168,7cyclictest0-21swapper/011:26:490
415799161,12cyclictest0-21swapper/012:29:280
415799160,15cyclictest27102-21sshd10:44:480
415799160,15cyclictest0-21swapper/010:06:350
160232160,0sleep03-21ksoftirqd/009:35:420
12652160,0sleep01264-21sshd09:40:100
12652160,0sleep01264-21sshd09:40:100
90052150,0sleep10-21swapper/112:33:391
74972150,1sleep21734-21runrttasks11:34:032
4171991513,1cyclictest18299-21sshd12:14:373
4171991513,1cyclictest0-21swapper/312:25:273
417199150,14cyclictest13158-21sshd11:57:073
4166991513,1cyclictest0-21swapper/210:21:452
416299159,5cyclictest0-21swapper/111:09:141
415799153,1cyclictest0-21swapper/009:29:520
415799153,1cyclictest0-21swapper/009:29:520
415799152,1cyclictest0-21swapper/012:03:020
4157991512,3cyclictest11531-21kworker/0:209:23:450
4157991512,3cyclictest11531-21kworker/0:209:23:450
415799150,3cyclictest25022-21kworker/0:112:33:150
415799150,14cyclictest0-21swapper/011:56:140
246382150,0sleep30-21swapper/311:01:263
187832150,0sleep20-21swapper/211:35:032
187372150,0sleep00-21swapper/009:58:410
101212150,1sleep110118-21sshd09:26:451
101212150,1sleep110118-21sshd09:26:451
91962140,1sleep10-21swapper/108:10:191
417199144,1cyclictest25194-21sshd09:42:113
417199144,1cyclictest25194-21sshd09:42:113
4171991413,1cyclictest11283-21diskmemload09:45:333
417199140,3cyclictest20480-21bash10:35:353
417199140,13cyclictest21767-21bash09:10:473
417199140,10cyclictest0-21swapper/311:35:443
4166991412,1cyclictest0-21swapper/210:00:262
416299149,4cyclictest0-21swapper/111:33:131
416299149,4cyclictest0-21swapper/110:07:131
416299148,5cyclictest0-21swapper/109:41:361
416299148,5cyclictest0-21swapper/109:41:351
4162991410,1cyclictest10250irq/24-ahci[00009:39:491
416299140,3cyclictest115650irq/25-eth012:00:001
416299140,13cyclictest3696-21expr11:25:131
416299140,13cyclictest18503-21bash11:43:271
416299140,13cyclictest0-21swapper/110:42:121
416299140,13cyclictest0-21swapper/110:12:061
415799148,5cyclictest0-21swapper/011:17:330
415799147,4cyclictest31545-21sshd11:41:440
415799142,9cyclictest0-21swapper/011:06:010
4157991411,1cyclictest0-21swapper/012:11:230
4157991410,1cyclictest0-21swapper/011:46:330
415799140,2cyclictest0-21swapper/010:20:140
415799140,13cyclictest0-21swapper/012:15:390
415799140,13cyclictest0-21swapper/010:11:470
415799140,13cyclictest0-21swapper/009:19:370
301802140,1sleep11734-21runrttasks11:16:071
197402140,1sleep21511-21nfsd11:06:412
182252140,0sleep00-21swapper/012:06:020
132642140,0sleep30-21swapper/308:16:533
417199139,1cyclictest31183-21sshd11:33:163
417199139,1cyclictest0-21swapper/311:43:523
417199133,1cyclictest39-21ksoftirqd/310:31:023
4171991311,1cyclictest39-21ksoftirqd/311:05:473
4171991311,1cyclictest1836-21cp10:05:373
4171991311,1cyclictest15045-21sshd12:08:403
417199131,11cyclictest0-21swapper/309:00:193
417199130,4cyclictest0-21swapper/310:54:003
417199130,12cyclictest37-21rcuc/311:22:253
417199130,12cyclictest12756-21sshd11:28:503
417199130,10cyclictest1596-21sshd09:51:393
417199130,10cyclictest0-21swapper/310:24:033
416699137,5cyclictest25804-21bash09:28:092
416699137,5cyclictest25804-21bash09:28:092
4166991311,1cyclictest23369-21sshd11:41:002
416699130,2cyclictest25531-21rm09:11:082
416699130,2cyclictest10504-21sshd11:54:062
416699130,2cyclictest10504-21sshd11:54:062
416699130,12cyclictest17026-21sshd10:40:562
416699130,12cyclictest12478-21bash12:05:302
416699130,12cyclictest0-21swapper/212:28:452
416699130,12cyclictest0-21swapper/212:02:082
416699130,12cyclictest0-21swapper/211:26:292
416699130,12cyclictest0-21swapper/211:13:402
416299139,1cyclictest0-21swapper/112:10:471
416299139,1cyclictest0-21swapper/109:21:031
416299139,1cyclictest0-21swapper/109:21:031
416299138,4cyclictest29685-21grep08:45:161
416299137,2cyclictest1734-21runrttasks09:32:081
416299133,1cyclictest14339-21cp10:18:071
416299131,11cyclictest0-21swapper/110:32:041
416299130,2cyclictest24963-21sshd12:20:481
416299130,13cyclictest0-21swapper/111:35:281
416299130,13cyclictest0-21swapper/111:24:151
416299130,12cyclictest713-21sshd10:50:511
416299130,12cyclictest15118-21bash10:01:071
416299130,12cyclictest0-21swapper/112:35:291
416299130,12cyclictest0-21swapper/112:06:501
416299130,10cyclictest2758-21sshd12:01:521
415799138,4cyclictest11163-21sshd10:15:020
415799138,2cyclictest0-21swapper/011:31:200
415799131,1cyclictest24491-21bash11:38:200
415799130,3cyclictest0-21swapper/012:36:510
415799130,12cyclictest28270-21bash10:36:170
415799130,12cyclictest11508-21bash11:00:180
415799130,12cyclictest0-21swapper/011:51:030
415799130,12cyclictest0-21swapper/011:51:030
415799130,12cyclictest0-21swapper/010:33:240
415799130,12cyclictest0-21swapper/007:35:130
415799130,11cyclictest0-21swapper/010:56:160
415799130,11cyclictest0-21swapper/010:02:000
415799130,11cyclictest0-21swapper/009:51:290
417199129,2cyclictest0-21swapper/309:05:143
417199121,2cyclictest0-21swapper/311:54:283
417199121,2cyclictest0-21swapper/311:54:283
417199121,10cyclictest30244-21sshd12:15:333
417199121,10cyclictest0-21swapper/309:35:123
417199121,10cyclictest0-21swapper/308:55:123
4171991210,1cyclictest23766-21bash09:16:373
4171991210,1cyclictest1596-21sshd10:10:383
417199120,9cyclictest115650irq/25-eth012:35:473
416699129,2cyclictest0-21swapper/210:12:032
416699122,1cyclictest810-40kipmi009:50:182
416699121,2cyclictest0-21swapper/209:20:482
416699121,2cyclictest0-21swapper/209:20:482
416699121,10cyclictest0-21swapper/211:01:112
416699120,1cyclictest0-21swapper/211:20:122
416699120,1cyclictest0-21swapper/210:17:082
416699120,11cyclictest0-21swapper/209:17:432
416699120,11cyclictest0-21swapper/209:00:162
416699120,11cyclictest0-21swapper/207:15:002
416299121,2cyclictest0-21swapper/108:35:121
416299121,10cyclictest0-21swapper/108:25:111
416299121,10cyclictest0-21swapper/107:15:001
416299120,11cyclictest0-21swapper/108:40:151
416299120,10cyclictest0-21swapper/111:46:101
415799129,2cyclictest0-21swapper/008:20:120
415799127,5cyclictest30571-21kworker/0:008:16:480
415799120,9cyclictest973-21unixbench_singl07:55:230
415799120,8cyclictest0-21swapper/008:10:120
415799120,11cyclictest1689-21sshd10:50:570
417199118,2cyclictest0-21swapper/308:05:153
417199110,10cyclictest0-21swapper/307:50:133
417199110,10cyclictest0-21swapper/307:40:113
416699119,1cyclictest0-21swapper/208:10:162
416699111,1cyclictest0-21swapper/207:30:132
416699110,11cyclictest0-21swapper/208:08:562
416699110,10cyclictest0-21swapper/207:45:122
416299118,2cyclictest0-21swapper/107:45:161
4162991110,1cyclictest0-21swapper/107:41:201
416299110,10cyclictest0-21swapper/108:30:131
416299110,10cyclictest0-21swapper/108:20:151
416299110,10cyclictest0-21swapper/108:15:131
416299110,10cyclictest0-21swapper/108:00:121
415799113,4cyclictest30571-21kworker/0:008:30:370
415799110,8cyclictest0-21swapper/008:05:110
415799110,10cyclictest0-21swapper/009:00:110
415799110,10cyclictest0-21swapper/008:40:150
415799110,10cyclictest0-21swapper/007:50:140
415799110,10cyclictest0-21swapper/007:30:140
415799110,10cyclictest0-21swapper/007:25:140
415799110,10cyclictest0-21swapper/007:20:140
415799110,10cyclictest0-21swapper/007:15:000
417199108,1cyclictest11291-21diskstats07:20:143
417199100,9cyclictest7344-21users07:15:023
417199100,9cyclictest13819-21apache_volume07:25:123
417199100,9cyclictest0-21swapper/308:35:143
417199100,9cyclictest0-21swapper/307:45:143
417199100,9cyclictest0-21swapper/307:35:143
417199100,1cyclictest32368-21perl07:55:133
417199100,1cyclictest0-21swapper/308:10:143
416699109,1cyclictest0-21swapper/207:38:562
416699108,1cyclictest0-21swapper/208:55:122
416699108,1cyclictest0-21swapper/207:55:142
416699100,9cyclictest29139-21diskstats07:50:142
416699100,9cyclictest0-21swapper/209:05:152
416699100,9cyclictest0-21swapper/208:35:132
416699100,9cyclictest0-21swapper/208:15:142
416699100,9cyclictest0-21swapper/207:20:142
416699100,1cyclictest31998-21apache_volume08:50:092
416699100,1cyclictest3039-21fw_conntrack08:00:152
416699100,1cyclictest26512-21diskstats08:40:142
416699100,1cyclictest0-21swapper/207:25:122
416699100,10cyclictest0-21swapper/208:23:482
416299109,1cyclictest0-21swapper/107:26:401
416299107,2cyclictest0-21swapper/107:30:131
416299107,2cyclictest0-21swapper/107:20:111
416299100,9cyclictest32735-21fschecks_time08:50:121
416299100,9cyclictest0-21swapper/108:05:151
416299100,1cyclictest0-21swapper/107:35:141
415799108,1cyclictest2951-21fschecks_time08:00:140
415799104,4cyclictest30571-21kworker/0:008:36:370
415799102,0cyclictest30571-21kworker/0:008:54:370
415799100,9cyclictest0-21swapper/007:45:150
415799100,1cyclictest9258-21perl09:05:150
415799100,1cyclictest4921-21perl07:10:140
415799100,10cyclictest0-21swapper/007:42:530
41719998,1cyclictest14957-21smartctl08:20:163
41719998,1cyclictest0-21swapper/307:10:153
41719994,4cyclictest352-21idleruntime08:50:133
41719990,9cyclictest0-21swapper/308:25:153
41719990,9cyclictest0-21swapper/308:00:143
41719990,1cyclictest0-21swapper/308:45:173
41669993,5cyclictest19833-21startusblogging08:30:002
41669990,9cyclictest0-21swapper/208:45:442
41669990,1cyclictest0-21swapper/208:30:322
41629998,1cyclictest0-21swapper/109:00:121
41629998,1cyclictest0-21swapper/108:58:351
41629997,1cyclictest1734-21runrttasks07:55:121
41579998,1cyclictest0-21swapper/008:55:120
41719988,0cyclictest0-21swapper/308:30:153
41719988,0cyclictest0-21swapper/307:30:133
41719986,1cyclictest26451-21sh08:40:153
41669981,6cyclictest0-21swapper/207:10:242
41629988,0cyclictest0-21swapper/107:10:141
41629981,6cyclictest0-21swapper/109:05:141
41579986,2cyclictest30571-21kworker/0:008:29:310
41579980,5cyclictest0-21swapper/008:45:160
41669975,1cyclictest23717-21latency07:40:182
41629970,6cyclictest0-21swapper/107:50:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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