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2026-04-30 - 09:22
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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: ondemand
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack5slot4.osadl.org (updated Thu Apr 30, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
234562176114,6sleep10-21swapper/119:08:351
23432212667,7sleep20-21swapper/219:08:162
234232114104,7sleep30-21swapper/319:08:093
23342211476,8sleep00-21swapper/019:07:060
107802650,0sleep30-21swapper/319:50:173
68142620,0sleep20-21swapper/220:45:182
23742992913,15cyclictest0-21swapper/200:10:112
2374299281,26cyclictest0-21swapper/219:53:342
2373899280,27cyclictest0-21swapper/122:00:111
23742992723,3cyclictest0-21swapper/221:35:232
2374299270,26cyclictest0-21swapper/222:28:302
2374299270,26cyclictest0-21swapper/219:48:552
2374299270,26cyclictest0-21swapper/219:48:542
2374299270,26cyclictest0-21swapper/200:32:242
2373399270,26cyclictest0-21swapper/023:38:330
23742992619,7cyclictest0-21swapper/221:11:142
23742992618,7cyclictest0-21swapper/223:07:312
23742992618,7cyclictest0-21swapper/223:07:302
2374299260,26cyclictest0-21swapper/223:02:572
2374299260,25cyclictest31-21ksoftirqd/223:25:242
2374299260,25cyclictest0-21swapper/223:11:452
2374299260,25cyclictest0-21swapper/220:28:202
2374299260,25cyclictest0-21swapper/200:16:362
23742992523,2cyclictest0-21swapper/223:40:152
23742992523,1cyclictest15007-21apt-get23:35:012
23742992521,3cyclictest0-21swapper/221:41:262
23742992521,3cyclictest0-21swapper/221:15:232
2374299250,24cyclictest0-21swapper/200:05:032
23738992521,3cyclictest0-21swapper/121:11:261
23742992421,3cyclictest0-21swapper/221:31:472
23742992421,3cyclictest0-21swapper/200:26:222
2374299241,22cyclictest0-21swapper/222:01:262
23742992321,2cyclictest0-21swapper/223:24:252
23742992321,2cyclictest0-21swapper/220:54:022
23742992320,3cyclictest0-21swapper/220:14:042
2374299230,22cyclictest0-21swapper/220:41:502
2373899232,20cyclictest0-21swapper/100:25:451
23738992319,3cyclictest0-21swapper/119:43:151
2373399230,22cyclictest0-21swapper/019:38:590
23742992215,3cyclictest301ktimersoftd/221:24:042
2374299221,20cyclictest0-21swapper/219:12:122
2374299220,21cyclictest0-21swapper/222:44:332
2374299220,21cyclictest0-21swapper/222:10:352
2374299220,21cyclictest0-21swapper/219:41:492
23738992219,3cyclictest0-21swapper/120:39:171
23738992219,3cyclictest0-21swapper/119:31:061
23738992218,3cyclictest0-21swapper/122:42:331
23738992218,3cyclictest0-21swapper/121:39:141
23733992219,2cyclictest749-21snmpd21:07:350
2373399221,1cyclictest0-21swapper/020:15:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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