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2026-07-20 - 17:07
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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 100 highest latencies:
System rack5slot0.osadl.org (updated Mon Jul 20, 2026 12:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2519421290,3sleep31030299cyclictest10:50:053
2817221260,2sleep10-21swapper/110:21:341
2213921210,4sleep11030099cyclictest09:27:191
1793821000,1sleep02512-21runrttasks12:11:120
220702980,0sleep041ktimersoftd/012:00:300
220702980,0sleep041ktimersoftd/012:00:300
1001929728,40sleep10-21swapper/107:09:491
144242940,4sleep01029999cyclictest11:25:440
246692930,2sleep10-21swapper/110:42:461
276872920,3sleep30-21swapper/310:06:333
44532900,2sleep00-21swapper/010:51:140
106042900,3sleep310596-21sshd12:10:233
103122900,0sleep20-21swapper/209:36:382
229782880,2sleep10-21swapper/110:57:041
275022870,2sleep20-21swapper/209:31:332
135912860,2sleep10-21swapper/110:05:061
997628533,48sleep30-21swapper/307:09:243
70072850,3sleep30-21swapper/311:43:473
69502850,0sleep00-21swapper/010:59:030
215912850,3sleep31030299cyclictest10:56:533
11082840,1sleep010-21rcuc/011:24:200
92112820,0sleep00-21swapper/010:00:440
17242820,2sleep20-21swapper/212:13:032
171702820,2sleep10-21swapper/110:12:351
223772810,2sleep20-21swapper/207:35:142
187242810,1sleep018721-21sshd11:33:420
44382800,2sleep24430-21sshd10:47:472
36412790,1sleep20-21swapper/210:51:082
316172770,1sleep131611-21sshd11:24:051
182412770,1sleep22024-21nfsd11:07:502
110942770,2sleep111091-21sshd09:40:131
33322760,3sleep13327-21cp09:39:261
28352760,1sleep12834-21sshd10:51:021
222202760,2sleep122221-21sshd11:26:441
230402750,2sleep123035-21bash12:19:471
65842730,4sleep31030299cyclictest09:53:383
118502730,2sleep211849-21sshd10:01:022
204172690,1sleep220405-21sshd11:30:152
41462670,2sleep10-21swapper/109:17:491
982226533,20sleep20-21swapper/207:07:262
991425833,13sleep00-21swapper/007:08:370
305402470,0sleep030535-21cp11:09:130
180432320,0sleep318041-21bash10:12:423
178972310,2sleep20-21swapper/209:58:182
195782300,28sleep1144650irq/27-eth008:40:161
163232305,23sleep1144650irq/27-eth012:00:001
48462260,2sleep12023-21nfsd10:04:071
77762250,2sleep27775-21sshd09:25:322
260472250,2sleep20-21swapper/211:23:212
247892241,21sleep3144650irq/27-eth010:21:083
181002240,2sleep118101-21bash12:26:161
110422230,1sleep30-21swapper/309:36:433
326762220,2sleep20-21swapper/210:58:172
316182220,2sleep20-21swapper/209:17:142
178032220,1sleep20-21swapper/210:41:492
149772220,20sleep3144650irq/27-eth012:29:443
34832210,1sleep33478-21bash10:44:073
270652210,1sleep027054-21sshd11:12:180
228672210,18sleep1144650irq/27-eth010:49:511
202722212,17sleep2144650irq/27-eth011:26:312
148342210,2sleep314833-21bash11:25:473
121442210,19sleep1144650irq/27-eth009:30:011
68562200,18sleep2144650irq/27-eth011:35:532
6652200,0sleep00-21swapper/012:16:530
26402200,2sleep10-21swapper/111:39:441
89582190,1sleep30-21swapper/310:26:533
142712190,4sleep21030199cyclictest11:52:072
105742190,17sleep1144650irq/27-eth009:22:151
1030199194,13cyclictest1198-21bash11:43:072
10299991910,3cyclictest19977-21sshd10:35:050
327292180,16sleep328950irq/26-ahci[00009:10:033
10301991814,3cyclictest15509-21sshd11:59:542
1030099184,4cyclictest0-21swapper/112:13:231
1030099180,5cyclictest20869-21grep11:45:151
1029999188,4cyclictest0-21swapper/010:30:500
107792170,15sleep3144650irq/27-eth011:17:583
1030299170,8cyclictest0-21swapper/310:34:263
1030199173,9cyclictest144650irq/27-eth012:34:072
1030099170,5cyclictest26021-21sshd09:55:361
1030099170,15cyclictest0-21swapper/110:27:131
1030099170,15cyclictest0-21swapper/110:15:441
1030099170,11cyclictest0-21swapper/109:12:581
1030099170,10cyclictest13506-21sshd09:54:231
1029999175,1cyclictest5022-21kworker/0:011:47:020
10299991711,2cyclictest978-21sshd11:35:150
1029999170,13cyclictest0-21swapper/009:58:430
1029999170,12cyclictest2132-21sshd11:15:250
1029999170,11cyclictest0-21swapper/012:26:490
1030299161,14cyclictest7123-21sshd10:15:133
1030299160,14cyclictest2590-21sshd11:31:543
1030299160,14cyclictest0-21swapper/311:39:463
1030299160,14cyclictest0-21swapper/309:26:573
1030299160,11cyclictest0-21swapper/311:07:153
1030199164,10cyclictest12804-21sshd10:15:502
1030199163,5cyclictest0-21swapper/211:10:312
10301991612,3cyclictest25275-21bash09:41:422
1030199160,8cyclictest27173-21smart_sda09:20:232
1030099169,6cyclictest144650irq/27-eth012:23:321
1030099163,4cyclictest27849-21sshd12:35:011
10300991614,1cyclictest0-21swapper/107:28:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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