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2026-05-01 - 02:58
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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 Fri May 01, 2026 00:45:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
172621400,1sleep232490-21stress23:42:352
12199211656,20sleep20-21swapper/219:09:432
12000211552,57sleep00-21swapper/019:07:160
10347210751,21sleep10-21swapper/119:05:031
1199829466,23sleep30-21swapper/319:07:143
318612450,1sleep032490-21stress23:36:140
12321994412,21cyclictest0-21swapper/023:08:480
12321994310,23cyclictest0-21swapper/021:16:400
12323994116,21cyclictest0-21swapper/222:00:412
12323994116,21cyclictest0-21swapper/222:00:402
1232199409,21cyclictest0-21swapper/021:53:080
12321994010,20cyclictest0-21swapper/022:26:510
309292395,13sleep00-21swapper/021:05:160
12323993921,15cyclictest0-21swapper/222:49:352
12323993920,16cyclictest0-21swapper/222:50:082
12322993915,21cyclictest0-21swapper/122:30:371
1232199399,27cyclictest0-21swapper/000:19:010
18262385,13sleep30-21swapper/319:55:553
143892385,13sleep30-21swapper/319:14:523
12323993810,25cyclictest0-21swapper/222:30:122
1232199388,27cyclictest0-21swapper/021:41:120
320552375,13sleep30-21swapper/321:05:473
236892374,13sleep30-21swapper/319:33:413
234942375,13sleep00-21swapper/019:31:130
215522375,13sleep00-21swapper/020:44:030
192432374,13sleep30-21swapper/320:37:133
172932375,13sleep30-21swapper/320:34:413
12323993721,13cyclictest0-21swapper/221:55:262
12323993719,15cyclictest0-21swapper/222:41:532
12323993719,15cyclictest0-21swapper/222:41:522
12323993718,16cyclictest0-21swapper/200:30:242
12323993718,16cyclictest0-21swapper/200:30:232
12323993718,16cyclictest0-21swapper/200:05:552
12323993717,17cyclictest0-21swapper/223:13:472
12323993717,17cyclictest0-21swapper/223:13:472
12322993713,21cyclictest0-21swapper/122:55:201
1232199378,26cyclictest0-21swapper/023:10:090
1232199378,26cyclictest0-21swapper/023:10:080
1232199375,20cyclictest0-21swapper/022:20:060
12321993719,15cyclictest0-21swapper/000:24:160
12321993714,21cyclictest0-21swapper/000:35:010
12321993714,21cyclictest0-21swapper/000:35:000
12321993711,23cyclictest0-21swapper/023:42:560
12321993711,23cyclictest0-21swapper/023:20:550
12321993710,24cyclictest0-21swapper/023:00:100
86512364,13sleep30-21swapper/320:14:273
40322364,13sleep30-21swapper/320:00:563
283262364,12sleep30-21swapper/321:00:033
256272364,13sleep30-21swapper/320:51:123
237782365,13sleep10-21swapper/119:34:481
192872365,12sleep00-21swapper/019:22:230
170722365,13sleep10-21swapper/120:31:581
170632364,12sleep30-21swapper/319:16:373
134752365,13sleep00-21swapper/019:10:210
1232499368,25cyclictest0-21swapper/323:34:253
1232399369,24cyclictest0-21swapper/221:49:092
12323993620,14cyclictest0-21swapper/223:35:272
12323993619,15cyclictest0-21swapper/221:30:312
12323993618,15cyclictest0-21swapper/223:15:332
12323993618,15cyclictest0-21swapper/222:05:262
12322993615,19cyclictest0-21swapper/123:29:211
12322993613,21cyclictest0-21swapper/122:40:141
12322993613,21cyclictest0-21swapper/122:40:131
12322993613,21cyclictest0-21swapper/122:35:131
12322993612,21cyclictest0-21swapper/123:40:051
1232199367,26cyclictest0-21swapper/023:46:580
1232199367,26cyclictest0-21swapper/023:46:580
1232199367,26cyclictest0-21swapper/000:00:040
12321993615,18cyclictest0-21swapper/023:27:500
12321993612,21cyclictest0-21swapper/021:58:040
12321993610,17cyclictest0-21swapper/023:15:350
86022355,12sleep10-21swapper/120:13:521
322772355,13sleep10-21swapper/121:08:261
256132354,12sleep30-21swapper/319:35:453
235222354,12sleep30-21swapper/320:46:553
235222354,12sleep30-21swapper/320:46:553
209122354,10sleep30-21swapper/320:40:223
1232399355,20cyclictest0-21swapper/222:55:252
12323993520,12cyclictest0-21swapper/200:12:012
12323993510,22cyclictest0-21swapper/221:51:312
1232299356,15cyclictest0-21swapper/100:10:291
1232299355,28cyclictest0-21swapper/123:05:081
1232299355,24cyclictest0-21swapper/119:29:091
12322993514,19cyclictest0-21swapper/100:17:031
1232199355,20cyclictest0-21swapper/021:36:420
12321993516,16cyclictest0-21swapper/000:27:090
12321993512,16cyclictest0-21swapper/022:15:340
127972345,10sleep30-21swapper/320:22:293
1232499348,23cyclictest0-21swapper/321:23:293
1232499348,23cyclictest0-21swapper/321:23:293
12324993414,17cyclictest0-21swapper/321:30:533
1232399346,16cyclictest0-21swapper/220:43:512
12323993419,12cyclictest0-21swapper/222:10:252
12323993416,15cyclictest0-21swapper/221:26:142
12323993416,15cyclictest0-21swapper/221:26:142
12323993413,18cyclictest0-21swapper/200:19:422
12323993411,20cyclictest0-21swapper/223:51:262
12323993411,20cyclictest0-21swapper/223:51:262
12322993414,17cyclictest0-21swapper/123:00:281
1232199347,20cyclictest0-21swapper/022:30:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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