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2026-08-26 - 23:00
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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 Wed Aug 26, 2026 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2464221440,4sleep32229999cyclictest10:55:423
21785210132,40sleep10-21swapper/107:06:591
539821000,2sleep25397-21bash12:33:152
251082990,4sleep025106-21sshd11:28:010
56042980,3sleep32229999cyclictest12:33:163
2169729823,47sleep30-21swapper/307:05:533
88302950,1sleep20-21swapper/210:39:362
110362950,1sleep00-21swapper/012:13:210
9142930,0sleep02024-21nfsd10:24:400
45402930,3sleep12229799cyclictest09:38:441
276942930,2sleep227690-21sshd09:55:122
271072920,0sleep041ktimersoftd/010:32:370
188432900,2sleep22024-21nfsd11:56:312
97322860,2sleep10-21swapper/111:29:331
60042860,1sleep00-21swapper/010:10:370
66742850,1sleep03-21ksoftirqd/011:58:220
284722850,1sleep02229699cyclictest11:07:440
103622850,2sleep12023-21nfsd11:52:581
82872840,2sleep10-21swapper/109:41:571
194532840,3sleep119451-21bash10:40:281
309592820,3sleep10-21swapper/112:20:521
118982820,2sleep111892-21bash10:48:451
265202810,2sleep226511-21sshd11:04:382
230262810,0sleep00-21swapper/011:01:150
35742800,2sleep23567-21cp11:11:222
34462800,2sleep10-21swapper/111:34:501
292702800,2sleep10-21swapper/111:45:561
192782800,2sleep30-21swapper/310:14:533
172892800,1sleep017290-21nfsd410:40:190
157082800,2sleep12512-21runrttasks08:05:161
72062790,2sleep20-21swapper/211:32:072
307942790,0sleep30-21swapper/309:17:423
246882780,0sleep00-21swapper/009:25:560
167302780,1sleep016726-21sshd11:39:060
318742760,2sleep131872-21sshd11:57:431
131452750,2sleep32229999cyclictest11:44:393
256692730,2sleep30-21swapper/310:49:593
156012730,1sleep10-21swapper/110:23:001
237422720,2sleep323741-21bash10:06:233
187002720,2sleep30-21swapper/310:43:303
4122680,2sleep12229799cyclictest11:40:311
24212680,4sleep32229999cyclictest09:47:083
92632670,2sleep20-21swapper/209:50:392
250622660,2sleep12229799cyclictest10:32:261
2071426233,11sleep20-21swapper/207:05:162
2185825633,20sleep00-21swapper/007:07:550
34642540,0sleep23466-21id09:24:062
260172400,1sleep22229899cyclictest12:29:212
117712400,1sleep041ktimersoftd/012:22:060
180292370,2sleep32023-21nfsd11:36:043
208572330,31sleep3144650irq/27-eth011:13:063
304042320,2sleep22229899cyclictest11:51:502
61042310,29sleep1144650irq/27-eth010:51:041
223902310,29sleep3144650irq/27-eth009:37:233
186792300,4sleep30-21swapper/310:26:113
66472290,2sleep10-21swapper/109:56:071
220942290,3sleep20-21swapper/212:23:092
140742290,0sleep041ktimersoftd/009:45:160
129342290,3sleep112905-21munin-run10:20:001
313972270,25sleep1144650irq/27-eth012:09:181
2229999276,4cyclictest0-21swapper/310:20:373
75702260,2sleep10-21swapper/110:07:541
162042260,24sleep3144650irq/27-eth009:13:213
83112250,3sleep18310-21sshd09:15:321
325012250,23sleep3144650irq/27-eth011:08:083
301642250,23sleep3144650irq/27-eth012:17:543
260762250,6sleep03-21ksoftirqd/009:43:320
232272250,23sleep1144650irq/27-eth011:01:171
2229999257,3cyclictest0-21swapper/312:00:463
104292250,2sleep12132-21sshd10:25:251
324362240,0sleep03-21ksoftirqd/009:11:490
322612240,2sleep232263-21bash10:07:102
288102240,1sleep10-21swapper/109:46:331
267072240,2sleep226705-21sshd10:32:352
24162240,3sleep20-21swapper/210:01:372
2229999240,10cyclictest0-21swapper/312:22:273
2229999238,3cyclictest0-21swapper/309:27:063
2229999232,2cyclictest0-21swapper/312:27:443
22299992310,1cyclictest0-21swapper/311:53:133
2229999230,3cyclictest0-21swapper/312:10:543
2229999230,3cyclictest0-21swapper/311:55:093
2229999230,3cyclictest0-21swapper/311:23:053
2229999230,2cyclictest0-21swapper/311:19:323
2229999230,2cyclictest0-21swapper/309:43:463
2229999230,10cyclictest0-21swapper/312:06:103
2229999230,10cyclictest0-21swapper/311:33:133
2229999230,10cyclictest0-21swapper/310:36:153
2229999230,10cyclictest0-21swapper/310:15:213
2229999230,10cyclictest0-21swapper/310:03:323
2229999230,10cyclictest0-21swapper/309:51:063
83792220,19sleep2144650irq/27-eth010:16:412
72672220,2sleep20-21swapper/209:33:122
2229999227,3cyclictest0-21swapper/309:56:353
2229999227,2cyclictest0-21swapper/311:25:143
2229999221,8cyclictest0-21swapper/309:33:233
2229999220,9cyclictest0-21swapper/311:45:453
2229999220,2cyclictest0-21swapper/311:03:153
2229999220,2cyclictest0-21swapper/307:40:143
2229999220,10cyclictest0-21swapper/312:35:203
2229999220,10cyclictest0-21swapper/310:50:313
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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