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2026-06-11 - 06:22
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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 Thu Jun 11, 2026 00:45:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9245211856,57sleep20-21swapper/219:09:582
9133211756,55sleep30-21swapper/319:08:353
7348211250,57sleep00-21swapper/019:05:020
3068621040,0sleep029984-21stress23:40:050
915828354,24sleep10-21swapper/119:08:531
934499528,41cyclictest0-21swapper/122:30:321
9344995213,18cyclictest0-21swapper/123:06:401
9344995213,17cyclictest0-21swapper/122:55:271
9344995213,16cyclictest0-21swapper/100:35:361
934499517,41cyclictest0-21swapper/100:29:081
9344995115,16cyclictest0-21swapper/123:55:141
9344995114,18cyclictest0-21swapper/122:25:161
9344995114,16cyclictest0-21swapper/123:45:261
9344995112,14cyclictest0-21swapper/100:15:141
934499509,19cyclictest0-21swapper/123:30:201
934499508,23cyclictest0-21swapper/123:01:331
934499505,25cyclictest0-21swapper/120:42:271
290422500,3sleep3934699cyclictest23:35:203
9344994912,14cyclictest0-21swapper/122:45:011
934499489,20cyclictest0-21swapper/122:10:221
934499489,20cyclictest0-21swapper/122:10:221
9344994816,14cyclictest0-21swapper/122:08:511
9344994816,14cyclictest0-21swapper/122:08:511
9344994813,17cyclictest0-21swapper/121:20:161
9344994813,14cyclictest0-21swapper/122:54:271
934499476,18cyclictest0-21swapper/122:45:141
934499476,18cyclictest0-21swapper/122:45:131
9344994714,16cyclictest0-21swapper/100:10:101
9344994712,14cyclictest0-21swapper/123:21:441
9344994614,12cyclictest0-21swapper/122:02:351
9344994613,13cyclictest0-21swapper/100:30:121
9344994613,13cyclictest0-21swapper/100:30:121
934499456,19cyclictest0-21swapper/122:00:001
934499455,21cyclictest0-21swapper/119:31:271
934499455,21cyclictest0-21swapper/119:31:271
9344994514,12cyclictest0-21swapper/119:45:171
9344994513,11cyclictest0-21swapper/120:00:211
9344994512,14cyclictest0-21swapper/119:50:181
934499446,15cyclictest0-21swapper/121:20:011
934499445,21cyclictest0-21swapper/120:37:171
934499445,21cyclictest0-21swapper/119:17:481
9344994415,11cyclictest0-21swapper/120:15:271
9344994414,12cyclictest0-21swapper/121:25:251
9344994413,14cyclictest0-21swapper/119:25:151
9344994413,12cyclictest0-21swapper/121:00:231
9344994413,11cyclictest0-21swapper/123:26:521
9344994413,11cyclictest0-21swapper/120:50:151
9344994413,11cyclictest0-21swapper/119:55:221
9344994412,14cyclictest0-21swapper/122:36:151
9344994412,12cyclictest0-21swapper/120:05:181
9344994410,14cyclictest0-21swapper/122:17:111
9344994314,11cyclictest0-21swapper/119:11:281
9344994311,14cyclictest0-21swapper/100:05:311
9344994310,13cyclictest0-21swapper/123:15:191
934499425,20cyclictest0-21swapper/120:26:581
9344994213,11cyclictest0-21swapper/123:55:011
9343994215,24cyclictest0-21swapper/023:11:520
9344994111,14cyclictest0-21swapper/120:20:161
9344994110,13cyclictest0-21swapper/122:20:231
9344994110,11cyclictest0-21swapper/120:32:421
9346994026,12cyclictest0-21swapper/300:18:153
9346994015,21cyclictest0-21swapper/321:39:263
9346994015,21cyclictest0-21swapper/321:39:263
934499406,20cyclictest0-21swapper/100:01:131
934499406,20cyclictest0-21swapper/100:01:131
934399408,25cyclictest0-21swapper/021:09:420
934399408,25cyclictest0-21swapper/021:09:410
9345993911,25cyclictest0-21swapper/222:05:342
9345993911,25cyclictest0-21swapper/222:05:342
934399398,23cyclictest0-21swapper/020:35:070
9345993813,22cyclictest0-21swapper/200:35:152
9345993810,25cyclictest0-21swapper/222:10:132
9345993810,25cyclictest0-21swapper/222:10:132
934499388,11cyclictest0-21swapper/119:20:581
934399389,26cyclictest0-21swapper/022:55:570
934399387,23cyclictest0-21swapper/020:42:160
934399385,24cyclictest0-21swapper/020:20:060
9343993814,21cyclictest0-21swapper/000:35:020
9343993814,21cyclictest0-21swapper/000:35:020
114442385,13sleep20-21swapper/219:14:552
9346993710,12cyclictest0-21swapper/300:20:153
934599375,21cyclictest0-21swapper/200:20:122
934399377,23cyclictest0-21swapper/020:15:200
934399376,23cyclictest0-21swapper/020:45:480
934399374,24cyclictest0-21swapper/020:25:060
9343993710,17cyclictest0-21swapper/019:50:500
9343993710,16cyclictest0-21swapper/019:47:420
40892374,13sleep20-21swapper/220:10:052
275452374,14sleep30-21swapper/321:02:393
18572375,13sleep20-21swapper/220:05:042
178692374,13sleep30-21swapper/320:40:173
9346993614,20cyclictest0-21swapper/321:20:473
9345993613,20cyclictest0-21swapper/221:45:302
9343993616,17cyclictest0-21swapper/021:45:580
9343993614,19cyclictest0-21swapper/000:03:200
9343993614,19cyclictest0-21swapper/000:03:200
9343993613,20cyclictest0-21swapper/023:21:450
9343993611,17cyclictest0-21swapper/020:30:120
9343993610,18cyclictest0-21swapper/020:56:150
9343993610,14cyclictest0-21swapper/000:10:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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