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2025-11-28 - 17:45
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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 rack3slot0.osadl.org (updated Fri Nov 28, 2025 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
137042930,0sleep30-21swapper/311:44:293
305182710,0sleep50-21swapper/509:39:225
94042650,0sleep10-21swapper/111:39:071
255212510,0sleep20-21swapper/209:43:432
318332490,1sleep5763-21runrttasks10:55:225
58762480,0sleep00-21swapper/009:14:260
280462480,0sleep30-21swapper/310:24:203
227452470,0sleep10-21swapper/110:33:471
198342470,0sleep20-21swapper/211:45:242
215372430,0sleep10-21swapper/109:53:031
247042420,0sleep20-21swapper/209:28:052
101042420,0sleep40-21swapper/411:08:504
101042420,0sleep40-21swapper/411:08:504
362124129,9sleep20-21swapper/206:54:082
348924129,8sleep60-21swapper/606:52:286
339624128,9sleep70-21swapper/706:51:087
277512410,0sleep20-21swapper/208:29:282
171452410,0sleep40-21swapper/410:02:274
171452410,0sleep40-21swapper/410:02:274
135462410,0sleep7763-21runrttasks11:24:157
351424027,9sleep00-21swapper/006:52:460
344224028,9sleep40-21swapper/406:51:464
339424029,8sleep50-21swapper/506:51:065
331424028,9sleep10-21swapper/106:49:581
293942400,0sleep30-21swapper/309:39:123
250952400,0sleep40-21swapper/411:10:504
140132400,0sleep70-21swapper/710:11:517
82152390,1sleep341-21ksoftirqd/307:54:293
29832390,0sleep10-21swapper/109:34:451
113523926,9sleep30-21swapper/306:49:123
27552380,0sleep50-21swapper/510:40:245
3821992710,12cyclictest0-21swapper/510:11:045
382199213,11cyclictest26341-21sshd11:06:005
382199213,11cyclictest26341-21sshd11:06:005
382199210,9cyclictest0-21swapper/508:43:185
3823992016,4cyclictest73-21ksoftirqd/709:44:547
382199203,5cyclictest0-21swapper/508:07:145
3821992015,5cyclictest9913-21kworker/u16:312:16:525
382199200,8cyclictest0-21swapper/508:36:285
3823991914,5cyclictest73-21ksoftirqd/709:54:227
177312190,0sleep60-21swapper/609:26:416
382199187,0cyclictest0-21swapper/511:34:525
382199176,0cyclictest0-21swapper/511:30:545
382199170,10cyclictest0-21swapper/507:49:225
382099170,16cyclictest19828-21sshd09:57:484
382399160,2cyclictest121rcu_preempt10:59:247
382199165,5cyclictest0-21swapper/507:39:145
382199165,11cyclictest0-21swapper/512:02:205
3823991513,1cyclictest73-21ksoftirqd/712:23:157
382199159,5cyclictest1-21systemd10:30:405
382199155,9cyclictest31849-21sshd11:42:325
382199154,5cyclictest0-21swapper/508:12:205
382199154,0cyclictest0-21swapper/508:15:225
382199154,0cyclictest0-21swapper/508:00:185
382199150,9cyclictest0-21swapper/511:14:545
382199150,9cyclictest0-21swapper/510:21:325
382199150,9cyclictest0-21swapper/507:35:285
382199150,13cyclictest0-21swapper/509:09:385
3809991512,3cyclictest25-21ksoftirqd/110:12:241
3823991413,1cyclictest73-21ksoftirqd/709:19:177
3823991413,1cyclictest73-21ksoftirqd/709:04:257
3823991412,1cyclictest73-21ksoftirqd/709:33:557
3823991412,1cyclictest73-21ksoftirqd/709:29:077
3823991410,1cyclictest73-21ksoftirqd/712:01:067
382199149,5cyclictest0-21swapper/511:21:385
382199149,0cyclictest0-21swapper/508:47:025
382199148,6cyclictest0-21swapper/510:54:045
382199148,6cyclictest0-21swapper/509:20:505
382199148,5cyclictest20449-21grepconf.sh08:56:025
382199148,5cyclictest0-21swapper/509:33:405
382199148,1cyclictest6082-21systemd-cgroups11:13:025
382199147,5cyclictest0-21swapper/507:22:365
382199147,0cyclictest0-21swapper/509:49:025
382199147,0cyclictest0-21swapper/507:02:405
382199146,5cyclictest0-21swapper/512:11:325
382199145,5cyclictest0-21swapper/509:28:205
382199145,4cyclictest0-21swapper/507:25:025
382199143,5cyclictest0-21swapper/507:12:125
382199143,5cyclictest0-21swapper/507:12:125
382199143,5cyclictest0-21swapper/507:05:145
382199143,0cyclictest0-21swapper/511:56:565
382199143,0cyclictest0-21swapper/510:01:385
382199143,0cyclictest0-21swapper/510:01:385
382199143,0cyclictest0-21swapper/508:20:265
382199142,9cyclictest0-21swapper/507:45:085
382199142,11cyclictest0-21swapper/510:24:545
382199142,0cyclictest0-21swapper/508:59:345
382199142,0cyclictest0-21swapper/508:33:165
382199140,8cyclictest0-21swapper/508:50:545
382199140,11cyclictest0-21swapper/507:56:205
3819991413,1cyclictest41-21ksoftirqd/309:06:043
3809991413,1cyclictest6733-21kworker/1:112:03:241
3809991412,2cyclictest25-21ksoftirqd/110:35:301
3809991412,1cyclictest12519-21kworker/1:009:44:541
3802991412,1cyclictest9-21ksoftirqd/011:54:260
46042130,0sleep20-21swapper/210:56:232
3823991313,0cyclictest0-21swapper/710:02:247
3823991313,0cyclictest0-21swapper/710:02:247
3823991312,1cyclictest73-21ksoftirqd/711:55:537
3823991312,1cyclictest73-21ksoftirqd/709:40:287
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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