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2024-06-17 - 19:38
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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 rackdslot2.osadl.org (updated Mon Jun 17, 2024 12:46:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1235911940,6ptp4l401ktimersoftd/307:08:503
2115721700,6sleep22365499cyclictest10:30:272
2127121660,8sleep02365299cyclictest08:14:590
23179210078,10sleep20-21swapper/207:07:422
2314228261,10sleep00-21swapper/007:07:110
188092690,2sleep00-21swapper/009:15:340
123591660,1ptp4l401ktimersoftd/310:21:103
123591640,1ptp4l401ktimersoftd/311:30:373
23654996356,3cyclictest33-21ksoftirqd/208:15:042
23654996253,5cyclictest33-21ksoftirqd/211:40:112
123591620,1ptp4l401ktimersoftd/308:24:553
89332610,2sleep00-21swapper/010:05:200
23654996154,4cyclictest33-21ksoftirqd/210:00:052
23653996138,20cyclictest25-21ksoftirqd/110:15:351
23654996051,5cyclictest33-21ksoftirqd/207:35:142
23654995848,5cyclictest33-21ksoftirqd/209:40:142
23654995846,7cyclictest33-21ksoftirqd/209:15:142
123591580,1ptp4l401ktimersoftd/307:49:463
2365599575,4cyclictest131rcu_sched08:28:223
116691560,9getstats2365599cyclictest10:48:153
23654995549,4cyclictest33-21ksoftirqd/208:40:002
2365499551,5cyclictest33-21ksoftirqd/208:28:232
23654995442,7cyclictest33-21ksoftirqd/207:45:122
23655995348,4cyclictest41-21ksoftirqd/310:40:003
23655995347,4cyclictest41-21ksoftirqd/307:35:003
23654995344,4cyclictest33-21ksoftirqd/211:30:112
23653995346,4cyclictest3094-21cron08:45:011
23653995332,18cyclictest25-21ksoftirqd/108:58:131
83352520,2sleep00-21swapper/008:55:190
23655995247,3cyclictest41-21ksoftirqd/308:20:013
23655995245,4cyclictest41-21ksoftirqd/310:10:013
23654995246,3cyclictest33-21ksoftirqd/209:25:002
23654995245,4cyclictest33-21ksoftirqd/212:40:002
23654995243,5cyclictest33-21ksoftirqd/210:15:142
23655995145,3cyclictest41-21ksoftirqd/310:20:013
23655995145,3cyclictest41-21ksoftirqd/308:10:003
23655995144,4cyclictest41-21ksoftirqd/309:50:013
23654995145,4cyclictest33-21ksoftirqd/207:55:002
23654995145,3cyclictest33-21ksoftirqd/212:25:002
23654995044,3cyclictest33-21ksoftirqd/212:10:002
23654995042,4cyclictest33-21ksoftirqd/209:25:132
23653995028,19cyclictest25-21ksoftirqd/107:17:281
23655994944,3cyclictest41-21ksoftirqd/309:55:003
23655994944,3cyclictest41-21ksoftirqd/309:09:593
23655994944,3cyclictest41-21ksoftirqd/308:39:103
23655994942,4cyclictest41-21ksoftirqd/311:00:153
23655994942,4cyclictest41-21ksoftirqd/311:00:153
23655994940,5cyclictest41-21ksoftirqd/311:05:133
23654994942,4cyclictest33-21ksoftirqd/209:40:002
23654994941,5cyclictest33-21ksoftirqd/207:10:102
23654994941,4cyclictest33-21ksoftirqd/207:15:122
2304924916,19sleep10-21swapper/107:05:581
23655994843,3cyclictest41-21ksoftirqd/312:00:003
23654994843,3cyclictest33-21ksoftirqd/212:20:002
23654994843,3cyclictest33-21ksoftirqd/210:40:002
23654994842,4cyclictest33-21ksoftirqd/210:10:002
23653994825,20cyclictest25-21ksoftirqd/111:17:591
23652994842,4cyclictest9-21ksoftirqd/008:40:000
23655994743,3cyclictest41-21ksoftirqd/307:20:013
23655994742,3cyclictest41-21ksoftirqd/310:45:003
23655994742,3cyclictest41-21ksoftirqd/310:00:013
23655994741,3cyclictest41-21ksoftirqd/308:00:003
23655994740,4cyclictest41-21ksoftirqd/309:40:003
2365499475,4cyclictest33-21ksoftirqd/210:40:202
23654994741,4cyclictest33-21ksoftirqd/211:40:012
23654994740,4cyclictest33-21ksoftirqd/208:59:592
23654994735,10cyclictest33-21ksoftirqd/210:20:442
23653994725,19cyclictest25-21ksoftirqd/109:21:491
123591470,9ptp4l0-21swapper/311:48:063
23655994634,6cyclictest41-21ksoftirqd/310:50:113
2365499466,10cyclictest33-21ksoftirqd/211:00:002
2365499466,10cyclictest33-21ksoftirqd/211:00:002
23654994640,3cyclictest33-21ksoftirqd/209:10:012
23654994640,3cyclictest33-21ksoftirqd/208:55:002
23654994640,3cyclictest33-21ksoftirqd/208:15:012
23654994639,4cyclictest33-21ksoftirqd/209:55:332
23654994633,10cyclictest33-21ksoftirqd/207:25:422
23655994540,3cyclictest41-21ksoftirqd/311:15:013
23655994540,3cyclictest41-21ksoftirqd/309:05:003
23655994539,4cyclictest41-21ksoftirqd/310:25:293
23655994539,3cyclictest41-21ksoftirqd/311:45:013
23655994539,3cyclictest41-21ksoftirqd/311:20:123
23655994539,3cyclictest41-21ksoftirqd/308:15:003
23655994538,4cyclictest41-21ksoftirqd/309:40:153
2365599453,11cyclictest0-21swapper/309:30:223
2365499458,4cyclictest121rcu_preempt09:50:412
23654994540,3cyclictest33-21ksoftirqd/210:10:022
23654994540,3cyclictest33-21ksoftirqd/209:04:592
23654994540,3cyclictest33-21ksoftirqd/208:50:012
23654994539,3cyclictest33-21ksoftirqd/212:35:002
23654994539,3cyclictest33-21ksoftirqd/212:35:002
23654994539,3cyclictest33-21ksoftirqd/211:50:012
23654994539,3cyclictest33-21ksoftirqd/211:15:192
23654994538,4cyclictest33-21ksoftirqd/211:25:322
23654994538,4cyclictest33-21ksoftirqd/211:15:012
23654994537,4cyclictest33-21ksoftirqd/210:50:002
23654994536,4cyclictest33-21ksoftirqd/212:00:352
23654994530,4cyclictest33-21ksoftirqd/211:55:172
23653994521,4cyclictest25-21ksoftirqd/109:32:171
23655994439,3cyclictest17249-21sshd09:15:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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