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2026-05-22 - 22:24
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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 Fri May 22, 2026 12:44:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
749621020,1sleep041ktimersoftd/009:30:430
136982960,1sleep013695-21bash09:21:130
1082429634,50sleep30-21swapper/307:05:063
1260829433,49sleep10-21swapper/107:07:011
53752910,0sleep00-21swapper/010:41:360
14792900,2sleep00-21swapper/009:50:500
93292890,1sleep041ktimersoftd/010:16:590
69102890,2sleep10-21swapper/111:42:081
87392880,2sleep30-21swapper/310:16:543
217172880,0sleep00-21swapper/011:07:480
237462860,0sleep00-21swapper/010:33:180
14782850,1sleep10-21swapper/111:52:501
204892810,2sleep120481-21sshd11:32:431
138832810,1sleep10-21swapper/111:28:331
195912800,1sleep019584-21sshd12:17:580
166352800,3sleep11311899cyclictest11:18:241
316602790,2sleep20-21swapper/211:05:192
308072790,2sleep00-21swapper/011:16:230
248562790,1sleep30-21swapper/309:15:353
31312780,3sleep10-21swapper/110:48:181
209062780,2sleep320900-21sshd10:36:213
167812780,2sleep316782-21bash11:35:403
99882770,4sleep31312099cyclictest11:31:313
213262770,4sleep11311899cyclictest10:03:221
36412760,2sleep12024-21nfsd09:23:381
93722750,2sleep29367-21sshd09:10:332
70712750,2sleep37070-21bash10:48:443
170872750,2sleep10-21swapper/109:11:231
313792740,1sleep30-21swapper/309:12:583
125032720,2sleep20-21swapper/211:14:192
326612710,0sleep00-21swapper/012:34:170
165112700,2sleep316515-21bash10:21:323
149632690,1sleep014962-21sshd09:55:430
112282680,1sleep20-21swapper/209:44:512
251412650,1sleep10-21swapper/110:33:271
198652640,4sleep21311999cyclictest10:53:322
1201826233,12sleep20-21swapper/207:05:212
1282024732,11sleep00-21swapper/007:09:280
34722460,0sleep23471-21bash11:41:442
316712390,37sleep3144650irq/27-eth010:07:533
103382390,1sleep10-21swapper/109:34:321
85912300,3sleep11311899cyclictest12:09:001
112402300,20sleep3144650irq/27-eth010:42:163
203492280,7sleep10-21swapper/112:18:031
168492280,25sleep1144650irq/27-eth011:00:091
223352270,24sleep2144650irq/27-eth010:14:382
72462260,4sleep11311899cyclictest12:35:021
246712260,24sleep1144650irq/27-eth010:14:571
60412250,2sleep20-21swapper/212:34:552
238712250,3sleep30-21swapper/311:29:403
221862250,5sleep20-21swapper/212:36:432
220792250,1sleep20-21swapper/212:29:382
78742240,2sleep10-21swapper/112:01:081
177112240,0sleep00-21swapper/009:15:000
1311999246,9cyclictest2023-21nfsd09:28:482
40072230,2sleep10-21swapper/111:45:161
20592230,4sleep21311999cyclictest12:08:182
313502220,2sleep30-21swapper/312:34:083
276932220,1sleep20-21swapper/211:26:302
1311999223,10cyclictest21445-21sshd10:43:222
54882210,1sleep00-21swapper/009:47:380
40692210,4sleep11311899cyclictest12:34:421
238052210,2sleep20-21swapper/211:36:272
232202210,2sleep123206-21sshd09:45:581
228972210,2sleep222899-21id10:25:362
137242210,18sleep3144650irq/27-eth010:02:333
1311999215,3cyclictest0-21swapper/210:19:382
1311999214,4cyclictest7012-21sshd10:24:022
1311999213,9cyclictest5672-21bash09:34:022
263542200,2sleep126349-21sshd09:25:551
13118992011,1cyclictest0-21swapper/107:53:121
54092190,2sleep30-21swapper/311:49:443
1311999193,3cyclictest13490-21sshd09:24:422
1311999192,9cyclictest1023-21sshd10:34:222
1311899190,13cyclictest0-21swapper/110:25:121
90732180,16sleep1144650irq/27-eth010:35:121
13120991813,0cyclictest0-21swapper/309:37:203
1311999182,3cyclictest8273-21sshd10:01:562
1311999182,3cyclictest14329-21sshd10:09:352
13118991815,2cyclictest1689-21sshd11:20:161
88372170,15sleep3144650irq/27-eth012:09:043
300722170,2sleep20-21swapper/209:16:102
217032170,15sleep1144650irq/27-eth011:55:041
13120991712,3cyclictest23013-21sshd12:22:023
1312099170,12cyclictest17993-21sshd10:25:113
1311899171,7cyclictest0-21swapper/108:30:131
1311899170,15cyclictest0-21swapper/110:16:011
1311899170,12cyclictest3241-21sshd11:05:441
1311899170,12cyclictest14783-21sshd12:13:391
76652160,1sleep30-21swapper/311:06:153
13120991611,4cyclictest4692-21sshd11:13:153
13120991611,3cyclictest21041-21bash09:45:443
1312099160,15cyclictest10639-21sshd10:59:293
1312099160,14cyclictest0-21swapper/311:55:133
1312099160,14cyclictest0-21swapper/310:52:253
1312099160,14cyclictest0-21swapper/309:53:553
1311999160,9cyclictest29850-21sshd12:00:012
1311999160,15cyclictest153250irq/28-eth1-rx-10:49:512
1311999160,14cyclictest5947-21bash10:55:232
1311999160,14cyclictest0-21swapper/210:37:342
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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