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2025-12-07 - 20:36
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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 Sun Dec 07, 2025 12:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2666921720,4sleep11734999cyclictest12:30:291
2130421510,0sleep021298-21bash11:21:370
520421400,1sleep20-21swapper/212:04:322
1454421310,2sleep01734899cyclictest11:08:020
3237721240,2sleep332376-21sshd10:07:493
3185921230,3sleep01734899cyclictest10:36:400
234821140,4sleep31735199cyclictest11:19:483
2778821070,2sleep10-21swapper/111:19:051
948121020,1sleep19472-21sshd12:08:001
250762980,2sleep10-21swapper/109:57:251
11182970,1sleep00-21swapper/010:01:250
64822960,1sleep26472-21sshd11:13:412
65882930,1sleep10-21swapper/110:40:421
319232930,2sleep20-21swapper/209:12:252
1685729333,48sleep30-21swapper/307:07:183
76722920,3sleep20-21swapper/210:37:342
212562920,2sleep321257-21bash10:13:023
320432910,2sleep10-21swapper/110:56:371
31152900,2sleep10-21swapper/109:32:201
143892900,2sleep30-21swapper/311:01:283
324022860,2sleep332393-21cp10:20:253
26122860,2sleep20-21swapper/211:00:192
118812860,2sleep211867-21sshd11:17:262
103182860,1sleep30-21swapper/311:55:323
96342850,1sleep30-21swapper/312:10:583
28082850,1sleep30-21swapper/310:30:273
28082850,1sleep30-21swapper/310:30:263
1680128532,49sleep10-21swapper/107:06:361
260342840,1sleep01734899cyclictest09:37:520
229822820,0sleep00-21swapper/012:18:370
119392800,1sleep01734899cyclictest11:30:300
107682800,2sleep30-21swapper/312:01:563
280912780,0sleep00-21swapper/011:45:010
263122780,2sleep326309-21sshd09:54:183
309522770,3sleep21735099cyclictest10:10:452
145162770,2sleep10-21swapper/109:27:001
20702760,2sleep20-21swapper/211:51:452
87862740,2sleep20-21swapper/209:29:452
241862740,2sleep324185-21bash10:45:453
143412740,2sleep314338-21sshd09:13:553
261282730,1sleep126124-21sshd10:23:061
174392720,4sleep31735199cyclictest11:37:403
121972620,4sleep11734999cyclictest11:52:451
1688425832,4sleep00-21swapper/007:07:390
176012530,2sleep017563-21sshd12:35:250
1704925032,9sleep20-21swapper/207:09:452
302912440,0sleep030292-21id09:45:060
310482410,2sleep11847-21nfsd09:45:121
20562410,1sleep30-21swapper/311:26:133
322942370,0sleep00-21swapper/009:41:410
89102350,33sleep226950irq/26-ahci[00011:30:172
100772350,32sleep326950irq/26-ahci[00011:40:133
76512340,1sleep07646-21bash10:40:490
300272340,2sleep130026-21sshd10:46:241
177532320,2sleep3417-21jbd2/dm-0-809:43:483
136852300,3sleep213680-21bash09:39:552
124312300,0sleep00-21swapper/011:40:200
261502290,18sleep1135650irq/27-eth010:36:061
29962280,2sleep12999-21sshd10:11:131
235472280,2sleep20-21swapper/211:08:562
17350992815,5cyclictest14582-21sshd11:37:212
1734899280,27cyclictest19638-21sshd10:16:020
131722280,2sleep213169-21bash11:46:372
1735199271,21cyclictest44-21ksoftirqd/310:35:113
1735199270,17cyclictest44-21ksoftirqd/312:18:433
57772260,3sleep01734899cyclictest12:31:310
306102260,1sleep030608-21bash10:56:280
278332260,4sleep20-21swapper/212:22:042
1735199256,17cyclictest44-21ksoftirqd/310:04:103
1735199253,17cyclictest44-21ksoftirqd/311:32:393
1735199250,22cyclictest44-21ksoftirqd/309:55:183
17350992518,2cyclictest1959-21sshd09:41:582
60972240,1sleep20-21swapper/212:37:182
311502240,2sleep131136-21sshd11:29:191
253212240,2sleep20-21swapper/209:50:532
207842240,3sleep320786-21sshd11:24:573
17351992415,7cyclictest23157-21sshd12:38:523
17351992414,1cyclictest44-21ksoftirqd/312:30:223
17351992413,7cyclictest2435-21sshd11:48:443
17351992413,3cyclictest16924-21sshd12:29:443
1735199241,21cyclictest44-21ksoftirqd/309:33:313
1735199240,21cyclictest44-21ksoftirqd/311:53:213
1735199240,21cyclictest44-21ksoftirqd/309:49:023
17350992414,7cyclictest23505-21bash10:06:542
17349992411,5cyclictest1847-21nfsd12:24:051
1734899245,3cyclictest17078-21sshd12:14:580
11612240,21sleep1135650irq/27-eth011:57:541
302282230,2sleep20-21swapper/210:43:122
215272230,2sleep10-21swapper/110:16:131
17351992319,2cyclictest5582-21sshd10:57:143
17350992317,4cyclictest6781-21sshd10:21:012
17348992311,5cyclictest967-21sshd11:54:480
1734899231,14cyclictest23250-21sshd12:24:350
1734899230,6cyclictest3916-21bash12:07:260
56332220,2sleep10-21swapper/110:27:311
21722221,19sleep1135650irq/27-eth012:25:291
1735199229,4cyclictest12633-21sshd09:16:573
1735199229,12cyclictest44-21ksoftirqd/312:21:233
1735199220,19cyclictest44-21ksoftirqd/310:17:103
17350992212,5cyclictest29964-21sshd12:13:052
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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