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2026-06-29 - 06:38
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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 rack7slot1.osadl.org (updated Mon Jun 29, 2026 00:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13003210848,23sleep20-21swapper/219:06:092
13270210549,21sleep10-21swapper/119:09:271
13052210448,52sleep00-21swapper/019:06:430
1310129553,37sleep30-21swapper/319:07:243
13428994611,25cyclictest0-21swapper/121:25:161
1342899455,25cyclictest0-21swapper/123:25:251
1342899455,25cyclictest0-21swapper/123:25:251
13428994412,29cyclictest0-21swapper/123:30:201
13432994312,28cyclictest0-21swapper/222:35:182
1342899437,24cyclictest0-21swapper/100:13:431
13428994311,29cyclictest0-21swapper/123:13:531
1342899429,19cyclictest0-21swapper/123:55:311
13440994115,23cyclictest0-21swapper/300:39:073
13428994116,22cyclictest0-21swapper/122:20:171
13428994111,27cyclictest0-21swapper/122:04:241
13427994120,15cyclictest0-21swapper/021:00:050
1344099409,28cyclictest0-21swapper/323:58:593
1344099409,28cyclictest0-21swapper/321:55:073
1344099408,29cyclictest0-21swapper/323:01:353
13440994010,27cyclictest0-21swapper/321:54:473
13428994011,27cyclictest0-21swapper/121:48:501
13428994011,26cyclictest0-21swapper/123:22:471
13428994010,27cyclictest0-21swapper/122:53:481
13428994010,27cyclictest0-21swapper/122:53:471
13428994010,27cyclictest0-21swapper/121:35:181
13428994010,27cyclictest0-21swapper/121:35:181
152152395,13sleep20-21swapper/219:10:442
13440993913,23cyclictest0-21swapper/323:17:083
1342899395,23cyclictest0-21swapper/123:09:281
13428993916,20cyclictest0-21swapper/122:26:421
13428993915,21cyclictest0-21swapper/100:15:211
13428993912,24cyclictest0-21swapper/100:04:121
13428993912,24cyclictest0-21swapper/100:04:111
13428993911,26cyclictest0-21swapper/122:57:451
13428993911,26cyclictest0-21swapper/122:57:451
13428993911,25cyclictest0-21swapper/122:36:541
13428993910,26cyclictest0-21swapper/122:05:291
13428993910,26cyclictest0-21swapper/100:20:361
13427993920,13cyclictest0-21swapper/020:10:480
55492385,13sleep20-21swapper/220:01:082
209692385,13sleep20-21swapper/219:25:082
188932385,13sleep10-21swapper/120:33:441
13432993813,22cyclictest0-21swapper/222:13:252
13432993812,23cyclictest0-21swapper/223:45:352
1342899389,26cyclictest0-21swapper/122:12:261
13428993814,21cyclictest0-21swapper/121:41:211
1342799389,27cyclictest0-21swapper/019:11:520
1342799389,16cyclictest0-21swapper/020:45:070
13427993814,21cyclictest0-21swapper/022:18:120
13427993814,21cyclictest0-21swapper/022:18:110
57692375,13sleep10-21swapper/120:03:361
35242375,12sleep20-21swapper/219:58:042
33512375,13sleep10-21swapper/119:55:571
296922375,13sleep30-21swapper/320:57:433
269452375,13sleep10-21swapper/119:36:211
189632375,13sleep20-21swapper/220:34:362
1344099377,27cyclictest0-21swapper/322:44:433
1344099377,27cyclictest0-21swapper/322:32:213
13440993715,19cyclictest0-21swapper/322:12:093
13432993714,21cyclictest0-21swapper/222:30:222
1342899379,25cyclictest0-21swapper/100:10:011
1342899379,25cyclictest0-21swapper/100:10:011
13428993711,23cyclictest0-21swapper/123:15:021
13428993711,23cyclictest0-21swapper/100:25:281
1342799378,21cyclictest0-21swapper/019:55:060
1342799376,18cyclictest1982-21stress23:46:320
13427993712,12cyclictest0-21swapper/023:30:310
13427993710,24cyclictest0-21swapper/021:29:560
13427993710,21cyclictest0-21swapper/020:05:050
126872375,13sleep10-21swapper/120:20:031
10872375,13sleep00-21swapper/019:50:520
313012365,13sleep00-21swapper/019:45:500
313012365,13sleep00-21swapper/019:45:500
291172365,13sleep00-21swapper/019:41:300
291172365,13sleep00-21swapper/019:41:300
225942365,12sleep10-21swapper/119:26:341
205442365,13sleep10-21swapper/119:23:131
167102365,13sleep10-21swapper/120:28:291
152852365,11sleep10-21swapper/119:11:351
13440993615,19cyclictest0-21swapper/321:19:273
13440993615,18cyclictest0-21swapper/323:07:373
13440993615,18cyclictest0-21swapper/322:55:053
13440993615,18cyclictest0-21swapper/322:55:043
1343299366,27cyclictest0-21swapper/223:00:522
13432993615,19cyclictest0-21swapper/221:24:122
13432993614,20cyclictest0-21swapper/223:52:302
13432993613,20cyclictest0-21swapper/221:55:302
13428993613,20cyclictest0-21swapper/121:50:301
13428993612,21cyclictest0-21swapper/100:35:241
1342799369,18cyclictest0-21swapper/020:25:060
1342799366,27cyclictest0-21swapper/022:05:300
13427993611,22cyclictest0-21swapper/000:00:330
13427993611,22cyclictest0-21swapper/000:00:320
13427993611,20cyclictest0-21swapper/020:35:370
121492365,12sleep30-21swapper/320:16:483
297942355,12sleep00-21swapper/020:58:570
17232355,12sleep10-21swapper/121:07:521
167782355,12sleep30-21swapper/320:29:253
1344099359,23cyclictest0-21swapper/323:35:053
1344099359,23cyclictest0-21swapper/322:25:093
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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