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2026-09-21 - 01:09
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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 all highest latencies:
System rackaslot0.osadl.org (updated Sun Sep 20, 2026 12:44:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
100152650,1sleep01866-21runrttasks12:04:230
100152650,1sleep01866-21runrttasks12:04:230
298322590,0sleep20-21swapper/211:49:582
23572570,0sleep32335-21sshd11:14:223
241882560,1sleep10-21swapper/109:15:221
193422560,0sleep119339-21sshd11:06:111
46692550,1sleep24667-21sshd12:33:252
268752540,1sleep2911599cyclictest09:38:342
195482540,1sleep00-21swapper/010:04:000
882225328,8sleep10-21swapper/107:09:341
874325327,22sleep00-21swapper/007:08:410
32492530,1sleep21866-21runrttasks12:36:302
870725227,22sleep30-21swapper/307:08:163
307432520,0sleep20-21swapper/209:25:482
307432520,0sleep20-21swapper/209:25:482
860725129,18sleep20-21swapper/207:06:592
61352510,0sleep06136-21sshd10:25:310
27172510,1sleep28-21rcu_preempt11:17:372
125762510,0sleep30-21swapper/310:00:033
292052500,0sleep20-21swapper/209:58:262
244822500,1sleep324466-21sshd09:41:323
223042500,0sleep10-21swapper/109:34:521
327342490,0sleep30-21swapper/309:22:503
179742490,0sleep20-21swapper/211:58:352
45592470,0sleep10-21swapper/111:21:011
314582470,2sleep0911399cyclictest11:10:380
206482470,0sleep20-21swapper/212:05:202
235962460,0sleep30-21swapper/309:15:213
284862450,1sleep028482-21bash09:38:440
263442450,0sleep00-21swapper/010:44:010
15502450,0sleep30-21swapper/312:23:133
324152440,0sleep010-21rcuc/011:23:560
10242440,0sleep01803-21diskmemload10:18:340
60802430,0sleep20-21swapper/210:41:562
299982430,0sleep01803-21diskmemload11:07:180
102372410,0sleep10-21swapper/112:24:071
61082400,0sleep30-21swapper/310:32:083
182052380,0sleep318206-21sshd11:55:173
203572350,0sleep10-21swapper/111:58:501
53272310,0sleep25326-21sshd09:23:202
233952260,2sleep00-21swapper/009:41:240
9113992321,1cyclictest24419-21sshd10:07:470
181242230,1sleep00-21swapper/011:32:190
9116992220,1cyclictest0-21swapper/312:33:423
9116992220,1cyclictest0-21swapper/310:36:563
9113992212,6cyclictest20850-21sshd11:16:070
911399220,21cyclictest28070-21sshd11:36:350
911399220,21cyclictest17962-21sshd11:42:090
911399220,21cyclictest12526-21sshd12:27:370
911399220,13cyclictest23757-21sshd12:09:040
9114992120,1cyclictest6547-21sshd12:33:371
911399219,11cyclictest0-21swapper/012:37:490
911399218,12cyclictest17414-21sshd10:39:530
911399210,20cyclictest16057-21sshd11:55:080
911399210,20cyclictest15799-21bash12:34:350
911399210,11cyclictest13594-21id09:46:590
911399207,12cyclictest17605-21sshd09:57:130
911399206,13cyclictest31256-21cat09:00:240
911399200,5cyclictest0-21swapper/010:12:030
911399200,19cyclictest9869-21sshd09:10:390
911399200,19cyclictest6104-21bash12:17:040
911399200,19cyclictest14289-21bash09:30:390
911399200,19cyclictest12589-21sshd12:24:220
911399200,19cyclictest0-21swapper/010:57:320
911399200,17cyclictest12855-21diskstats11:25:140
911399200,14cyclictest14052-21sshd10:45:570
911399198,7cyclictest8061-21sshd10:51:570
911399191,12cyclictest6136-21bash09:20:110
911399190,7cyclictest29775-21sshd11:04:030
911399190,18cyclictest14733-21bash09:27:310
911399190,18cyclictest14733-21bash09:27:310
911399190,18cyclictest0-21swapper/009:51:380
911399190,15cyclictest4560-21sshd11:50:330
73992190,0sleep2291ktimersoftd/209:46:192
9116991817,1cyclictest0-21swapper/312:25:213
911399185,12cyclictest32705-21sshd09:16:140
911399180,17cyclictest9151-21sshd10:32:260
911399180,17cyclictest28246-21sshd12:12:460
911399180,17cyclictest18156-21sshd11:45:240
911399180,11cyclictest10439-21sh08:19:590
258782180,1sleep125881-21latency08:50:181
144612180,0sleep1201ktimersoftd/109:50:191
911399170,16cyclictest0-21swapper/007:25:150
911399170,13cyclictest0-21swapper/010:21:050
114312170,0sleep10-21swapper/110:13:031
911699160,4cyclictest0-21swapper/309:47:023
911399163,4cyclictest19773-21diskstats07:30:140
911399160,15cyclictest8268-21sed08:14:590
22982160,1sleep32282-21sshd09:39:243
194152160,0sleep30-21swapper/312:38:113
911699155,1cyclictest7401-21sshd12:04:083
911699155,1cyclictest7401-21sshd12:04:083
911599150,3cyclictest0-21swapper/210:06:582
911499159,2cyclictest0-21swapper/109:43:181
911499151,2cyclictest0-21swapper/111:35:221
911499150,14cyclictest32378-21sshd11:00:561
911399159,6cyclictest0-21swapper/008:35:190
911399151,13cyclictest0-21swapper/007:40:120
911399151,13cyclictest0-21swapper/007:15:010
911399150,14cyclictest9415-21cstates07:10:130
911399150,14cyclictest27936-21fschecks_time08:55:150
911399150,14cyclictest27720-21ntp_states07:45:190
911399150,14cyclictest2071-21ipmitool08:00:170
911399150,10cyclictest20184-21munin-node08:40:230
143502150,0sleep10-21swapper/110:52:371
911699149,3cyclictest0-21swapper/309:32:533
911699149,2cyclictest0-21swapper/309:55:323
911699148,5cyclictest0-21swapper/310:51:483
911699140,5cyclictest0-21swapper/311:05:203
911699140,13cyclictest12048-21sshd11:28:263
911699140,13cyclictest0-21swapper/311:41:353
911699140,13cyclictest0-21swapper/310:08:213
911599149,1cyclictest12470-21sshd11:54:462
911599148,6cyclictest0-21swapper/211:28:342
911599141,9cyclictest0-21swapper/212:23:532
9115991413,1cyclictest0-21swapper/209:44:062
911599140,13cyclictest0-21swapper/209:05:232
911499149,4cyclictest0-21swapper/111:33:261
911499149,2cyclictest13311-21sshd11:54:511
911499144,9cyclictest4704-21bash10:41:471
9114991413,1cyclictest0-21swapper/109:20:161
911499141,12cyclictest0-21swapper/110:00:271
911499140,1cyclictest4324-21bash11:17:481
911499140,13cyclictest32515-21sshd10:05:161
911499140,13cyclictest0-21swapper/110:48:291
911399146,7cyclictest0-21swapper/007:55:150
199042140,0sleep11866-21runrttasks12:25:061
9242130,0sleep2291ktimersoftd/210:25:102
911699139,3cyclictest0-21swapper/309:26:053
911699139,3cyclictest0-21swapper/309:26:053
911699139,3cyclictest0-21swapper/308:20:123
911699139,1cyclictest0-21swapper/311:39:323
911699139,1cyclictest0-21swapper/311:32:213
911699138,4cyclictest528-21sshd10:41:223
911699138,4cyclictest0-21swapper/311:01:033
911699138,2cyclictest4320-21sshd10:22:083
911699132,1cyclictest10250irq/24-ahci[00008:40:003
911699131,1cyclictest126750irq/25-eth009:10:423
9116991311,1cyclictest518-21sshd09:52:143
911699131,11cyclictest0-21swapper/311:18:043
911699131,11cyclictest0-21swapper/310:49:453
911699131,11cyclictest0-21swapper/308:35:123
911699130,4cyclictest16566-21sshd12:05:033
911699130,12cyclictest9136-21sshd10:25:513
911699130,12cyclictest5605-21sshd11:47:273
911699130,12cyclictest0-21swapper/312:15:113
911699130,12cyclictest0-21swapper/312:12:503
911699130,12cyclictest0-21swapper/310:55:103
911699130,12cyclictest0-21swapper/310:18:103
911599139,3cyclictest13067-21sshd10:52:282
911599139,1cyclictest30-21ksoftirqd/211:01:452
911599138,5cyclictest0-21swapper/210:20:342
911599138,4cyclictest0-21swapper/211:31:442
911599138,1cyclictest23683-21sshd09:31:402
9115991311,1cyclictest0-21swapper/210:48:532
9115991310,2cyclictest24069-21munin-node07:40:132
911599130,1cyclictest12150irq/23-ehci_hcd10:36:222
911599130,12cyclictest5803-21sshd10:55:052
911599130,12cyclictest3933-21sshd10:31:552
911599130,12cyclictest0-21swapper/212:15:532
911599130,12cyclictest0-21swapper/211:44:322
911599130,12cyclictest0-21swapper/211:23:522
911599130,12cyclictest0-21swapper/210:03:082
911599130,12cyclictest0-21swapper/209:18:202
911599130,10cyclictest28589-21sshd12:25:522
911499139,3cyclictest0-21swapper/109:13:381
911499139,1cyclictest0-21swapper/112:05:591
911499139,1cyclictest0-21swapper/110:55:341
911499139,1cyclictest0-21swapper/109:59:261
911499138,4cyclictest0-21swapper/109:38:031
911499131,1cyclictest0-21swapper/112:35:381
9114991311,1cyclictest0-21swapper/110:20:051
911499130,4cyclictest26599-21bash11:49:381
911499130,2cyclictest0-21swapper/111:41:031
911499130,1cyclictest6207-21sshd12:00:341
911499130,1cyclictest6207-21sshd12:00:341
911499130,1cyclictest0-21swapper/112:10:171
911499130,12cyclictest27134-21sshd11:10:161
911499130,12cyclictest17591-21bash10:16:551
911499130,12cyclictest16203-21perl08:30:171
911499130,12cyclictest0-21swapper/110:31:041
911499130,12cyclictest0-21swapper/110:25:041
911499130,12cyclictest0-21swapper/109:25:161
911499130,12cyclictest0-21swapper/109:25:161
911499130,10cyclictest0-21swapper/109:48:391
911399130,12cyclictest4834-21ntp_states08:05:190
911399130,12cyclictest0-21swapper/008:45:190
911399130,12cyclictest0-21swapper/007:20:150
911399130,12cyclictest0-21swapper/007:20:150
911399130,11cyclictest0-21swapper/008:50:190
165172130,0sleep10-21swapper/111:25:301
911699129,2cyclictest0-21swapper/311:50:563
911699129,2cyclictest0-21swapper/311:20:473
911699129,2cyclictest0-21swapper/308:10:133
911699129,2cyclictest0-21swapper/308:00:123
911699129,2cyclictest0-21swapper/307:15:023
911699121,10cyclictest0-21swapper/307:35:213
911699121,10cyclictest0-21swapper/307:10:153
911699120,1cyclictest0-21swapper/310:10:113
911599129,2cyclictest0-21swapper/207:30:202
911599122,1cyclictest20862-21sshd12:02:072
911599122,1cyclictest20862-21sshd12:02:072
911599121,2cyclictest9024-21sshd11:08:292
9115991211,1cyclictest30-21ksoftirqd/211:10:072
9115991211,1cyclictest291ktimersoftd/209:12:032
911599121,10cyclictest0-21swapper/211:35:112
9115991211,0cyclictest0-21swapper/209:54:302
911599120,1cyclictest0-21swapper/210:18:112
911599120,12cyclictest0-21swapper/212:12:122
911599120,12cyclictest0-21swapper/208:15:152
911599120,11cyclictest0-21swapper/209:00:242
911499129,2cyclictest0-21swapper/110:35:041
911499129,2cyclictest0-21swapper/108:25:141
911499129,2cyclictest0-21swapper/108:10:151
911499129,2cyclictest0-21swapper/107:55:131
911499129,2cyclictest0-21swapper/107:50:201
911499129,2cyclictest0-21swapper/107:45:141
911499129,2cyclictest0-21swapper/107:30:151
911499128,1cyclictest17922-21sshd12:15:021
911499121,2cyclictest0-21swapper/108:40:161
911499121,10cyclictest0-21swapper/107:20:151
911499121,10cyclictest0-21swapper/107:20:151
911499120,11cyclictest0-21swapper/108:35:131
911499120,11cyclictest0-21swapper/107:10:201
911399120,8cyclictest0-21swapper/008:20:170
911399120,11cyclictest29715-21irqstats07:50:160
911699118,2cyclictest0-21swapper/309:00:163
911699118,2cyclictest0-21swapper/307:30:133
911699110,11cyclictest0-21swapper/309:05:163
911699110,10cyclictest8738-21diskstats08:15:153
911699110,10cyclictest4836-21sh08:05:203
911699110,10cyclictest15453-21apache_volume08:30:153
911699110,10cyclictest13836-21fw_forwarded_lo08:25:163
911699110,10cyclictest0-21swapper/308:55:133
911699110,0cyclictest0-21swapper/307:20:233
911699110,0cyclictest0-21swapper/307:20:233
911599119,2cyclictest0-21swapper/208:05:132
911599119,1cyclictest11838-21cpu07:15:022
911599118,2cyclictest6684-21perl08:10:162
911599118,2cyclictest15126-21apache_processe10:10:122
911599110,2cyclictest0-21swapper/208:30:162
911599110,10cyclictest2917-21users08:00:242
911599110,10cyclictest0-21swapper/208:55:162
911599110,10cyclictest0-21swapper/208:45:142
911599110,10cyclictest0-21swapper/208:20:152
911599110,10cyclictest0-21swapper/207:50:162
911599110,10cyclictest0-21swapper/207:45:192
911599110,10cyclictest0-21swapper/207:25:142
911599110,10cyclictest0-21swapper/207:10:152
911499119,1cyclictest0-21swapper/107:15:011
911499118,2cyclictest0-21swapper/108:00:141
9114991110,1cyclictest0-21swapper/109:05:231
911499110,2cyclictest0-21swapper/108:55:141
911499110,2cyclictest0-21swapper/108:15:161
911499110,1cyclictest0-21swapper/107:42:261
911499110,11cyclictest0-21swapper/107:39:311
911499110,10cyclictest0-21swapper/109:00:151
911499110,10cyclictest0-21swapper/108:05:131
911399118,3cyclictest14134-21ls08:25:180
911399114,5cyclictest0-21swapper/007:35:150
911399110,10cyclictest32502-21diskstats09:05:140
911699108,1cyclictest319-21timerwakeupswit07:55:233
911699108,1cyclictest26443-21apache_processe07:45:113
911699108,1cyclictest0-21swapper/307:50:123
911699100,9cyclictest25351-21ntp_states07:40:183
911699100,9cyclictest22903-21cat08:45:133
911699100,9cyclictest0-21swapper/307:25:193
911599100,9cyclictest24930-21apache_processe08:50:132
911599100,9cyclictest0-21swapper/208:00:012
911599100,1cyclictest13432-21expr08:25:142
911599100,1cyclictest0-21swapper/208:35:152
911599100,10cyclictest0-21swapper/207:20:192
911599100,10cyclictest0-21swapper/207:20:192
911499100,9cyclictest0-21swapper/108:20:141
911499100,9cyclictest0-21swapper/107:25:121
911499100,1cyclictest0-21swapper/108:45:141
911399100,9cyclictest15446-21munin-node08:30:130
91169990,9cyclictest0-21swapper/308:50:163
91159998,1cyclictest0-21swapper/207:35:222
91159960,5cyclictest0-21swapper/208:40:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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