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2026-04-16 - 19:48
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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 Thu Apr 16, 2026 12:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2808521420,0sleep228084-21sshd12:02:022
456021220,3sleep11284299cyclictest09:58:581
2897621200,1sleep328977-21bash11:54:173
263762940,2sleep20-21swapper/212:31:402
253282910,2sleep125300-21sshd11:35:131
219862910,2sleep30-21swapper/309:12:003
1241829132,55sleep10-21swapper/107:08:021
1248529029,57sleep30-21swapper/307:08:573
1239029032,12sleep20-21swapper/207:07:432
321482880,1sleep032145-21sshd10:08:430
25772870,3sleep30-21swapper/311:07:503
165612860,2sleep10-21swapper/110:30:001
49612850,1sleep20-21swapper/211:55:162
213072850,2sleep30-21swapper/312:19:513
300932830,2sleep20-21swapper/212:27:592
57152810,2sleep20-21swapper/211:51:162
292502800,2sleep20-21swapper/210:53:222
263622800,0sleep00-21swapper/012:20:200
132912800,2sleep213275-21sshd11:30:122
257512790,2sleep30-21swapper/312:35:413
314452770,0sleep00-21swapper/010:31:310
307912770,0sleep00-21swapper/012:09:540
226872770,1sleep00-21swapper/009:50:320
95702760,3sleep10-21swapper/111:33:161
82212760,2sleep10-21swapper/109:17:501
190662750,2sleep10-21swapper/112:30:381
263942730,2sleep326391-21sshd11:24:453
144132730,1sleep01284199cyclictest09:32:290
123892730,1sleep10-21swapper/112:14:561
123812720,1sleep312380-21sshd09:25:223
134992700,1sleep313492-21sshd12:34:173
89802660,3sleep21284399cyclictest10:16:472
56382660,3sleep31284499cyclictest09:21:183
47852660,3sleep31284499cyclictest12:06:283
155952650,2sleep115597-21sshd12:19:041
1232425633,11sleep00-21swapper/007:06:530
190432300,3sleep01284199cyclictest11:30:430
206322290,1sleep01284199cyclictest12:01:120
174582281,25sleep3144650irq/27-eth010:17:543
63792270,1sleep00-21swapper/010:35:400
250982270,3sleep11284299cyclictest10:18:501
240252270,25sleep3144650irq/27-eth009:36:533
12582270,2sleep10-21swapper/111:43:131
96832251,22sleep1144650irq/27-eth010:51:131
318472250,3sleep30-21swapper/312:02:273
317222250,0sleep231720-21sshd09:13:032
168572250,3sleep30-21swapper/310:07:023
125532250,1sleep212551-21sshd10:03:122
77112240,22sleep3144650irq/27-eth010:47:393
31552240,3sleep31284499cyclictest12:21:193
221362241,21sleep2144650irq/27-eth011:13:502
201872240,2sleep00-21swapper/012:26:450
191032240,3sleep10-21swapper/109:53:411
186852240,0sleep318684-21bash11:41:203
205212230,3sleep30-21swapper/311:34:393
179282230,2sleep10-21swapper/112:08:091
155992230,0sleep041ktimersoftd/012:11:420
1284499230,3cyclictest0-21swapper/310:44:453
81972220,20sleep228950irq/26-ahci[00010:47:422
1284499226,5cyclictest20208-21sshd10:30:203
1284499220,3cyclictest0-21swapper/311:56:203
1284499220,3cyclictest0-21swapper/309:49:173
1284499211,7cyclictest0-21swapper/309:18:033
1284399215,9cyclictest0-21swapper/212:20:562
1284299216,6cyclictest9984-21sshd11:19:311
1284299215,2cyclictest0-21swapper/111:13:531
1284199215,15cyclictest3-21ksoftirqd/011:25:200
257032200,6sleep236-21rcuop/209:37:032
1284499202,11cyclictest0-21swapper/309:40:563
1284499201,7cyclictest0-21swapper/311:38:313
1284499201,6cyclictest0-21swapper/310:29:383
1284499200,7cyclictest0-21swapper/311:16:523
1284499200,18cyclictest28862-21bash10:01:273
12842992011,7cyclictest0-21swapper/111:27:231
88722190,2sleep20-21swapper/210:20:442
295252190,17sleep2144650irq/27-eth012:09:452
21232190,18sleep1144650irq/27-eth009:07:061
1284499192,0cyclictest0-21swapper/311:13:303
1284499191,11cyclictest0-21swapper/310:54:343
1284499190,3cyclictest0-21swapper/310:58:423
1284399197,10cyclictest32424-21sshd09:44:532
12843991916,2cyclictest6476-21sshd10:09:272
1284199195,13cyclictest3-21ksoftirqd/011:06:530
1284199195,13cyclictest3-21ksoftirqd/009:17:540
12841991911,7cyclictest0-21swapper/010:16:390
1284499185,3cyclictest144650irq/27-eth009:50:363
1284499183,8cyclictest4544-21sshd12:14:043
1284499183,5cyclictest13558-21sshd11:01:573
1284499183,1cyclictest31570-21sshd09:30:483
1284499181,7cyclictest0-21swapper/310:00:003
12844991816,1cyclictest0-21swapper/307:27:533
1284499180,7cyclictest0-21swapper/311:47:083
1284399183,5cyclictest2132-21sshd12:18:382
1284399182,9cyclictest25170-21sshd11:42:082
1284399182,3cyclictest21515-21bash11:24:122
1284399182,12cyclictest27192-21bash09:20:122
1284399181,9cyclictest20969-21sshd11:06:072
1284399180,9cyclictest9428-21kworker/2:009:49:362
1284299182,4cyclictest14594-21sshd12:22:361
1284199188,4cyclictest0-21swapper/010:44:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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