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2024-11-21 - 16:29
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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 rackdslot4.osadl.org (updated Thu Nov 21, 2024 12:46:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2594621790,8sleep12945799cyclictest09:20:001
1241911700,6ptp4l401ktimersoftd/307:05:533
294599910495,4cyclictest41-21ksoftirqd/312:35:103
29459999787,6cyclictest41-21ksoftirqd/309:20:113
29459999686,6cyclictest41-21ksoftirqd/307:35:103
29459999685,7cyclictest41-21ksoftirqd/312:20:123
29459999585,6cyclictest41-21ksoftirqd/309:15:133
29459999485,6cyclictest41-21ksoftirqd/309:00:113
29459999482,8cyclictest41-21ksoftirqd/310:15:153
29459999383,6cyclictest41-21ksoftirqd/307:30:113
29459999283,5cyclictest41-21ksoftirqd/310:50:103
29459999182,6cyclictest41-21ksoftirqd/311:00:113
29459999078,7cyclictest41-21ksoftirqd/308:45:113
29459998877,7cyclictest41-21ksoftirqd/311:45:123
29459998874,8cyclictest41-21ksoftirqd/310:10:123
29459998776,6cyclictest41-21ksoftirqd/307:20:113
29459998674,6cyclictest41-21ksoftirqd/311:20:123
29459998572,7cyclictest41-21ksoftirqd/310:20:113
325002830,3sleep0111rcuc/008:25:010
288572825,20sleep20-21swapper/207:05:522
291382797,18sleep00-21swapper/007:09:350
29459997866,5cyclictest41-21ksoftirqd/310:30:113
29459997866,5cyclictest41-21ksoftirqd/310:30:103
29459997864,8cyclictest41-21ksoftirqd/308:20:163
29459997566,4cyclictest41-21ksoftirqd/310:05:113
29459997533,7cyclictest41-21ksoftirqd/311:30:223
29459997459,8cyclictest41-21ksoftirqd/309:55:123
29459997438,4cyclictest41-21ksoftirqd/309:50:273
29459997159,6cyclictest41-21ksoftirqd/311:50:183
29459997134,5cyclictest41-21ksoftirqd/308:50:223
29459997026,5cyclictest41-21ksoftirqd/308:15:313
29459996931,6cyclictest41-21ksoftirqd/312:10:203
29459996831,5cyclictest41-21ksoftirqd/311:15:143
29459996831,4cyclictest41-21ksoftirqd/308:00:323
29459996830,4cyclictest41-21ksoftirqd/311:40:003
29457996861,4cyclictest25-21ksoftirqd/109:50:151
29459996731,4cyclictest41-21ksoftirqd/308:55:263
29457996761,4cyclictest25-21ksoftirqd/107:45:101
29457996761,4cyclictest25-21ksoftirqd/107:25:111
29457996760,4cyclictest25-21ksoftirqd/108:40:101
29457996759,5cyclictest25-21ksoftirqd/108:05:121
29459996631,4cyclictest41-21ksoftirqd/308:35:283
29459996630,7cyclictest41-21ksoftirqd/309:05:243
29459996630,7cyclictest41-21ksoftirqd/309:05:233
29459996630,4cyclictest41-21ksoftirqd/312:30:253
29459996628,4cyclictest41-21ksoftirqd/311:30:013
29457996659,4cyclictest25-21ksoftirqd/108:50:111
29457996624,10cyclictest25-21ksoftirqd/110:50:001
29459996524,8cyclictest41-21ksoftirqd/307:20:003
29459996521,7cyclictest41-21ksoftirqd/307:15:003
29459996520,8cyclictest41-21ksoftirqd/309:10:113
29457996558,4cyclictest25-21ksoftirqd/109:45:101
29459996429,4cyclictest41-21ksoftirqd/309:45:143
29459996428,4cyclictest41-21ksoftirqd/312:05:193
29459996428,4cyclictest41-21ksoftirqd/312:05:193
29457996457,4cyclictest25-21ksoftirqd/109:30:101
29457996457,4cyclictest25-21ksoftirqd/108:10:131
29459996357,3cyclictest41-21ksoftirqd/310:40:053
29459996327,4cyclictest41-21ksoftirqd/312:05:013
29459996326,4cyclictest41-21ksoftirqd/312:15:303
29459996326,4cyclictest41-21ksoftirqd/311:15:013
29459996243,8cyclictest41-21ksoftirqd/311:40:273
29459996226,4cyclictest41-21ksoftirqd/312:30:003
29459996226,4cyclictest41-21ksoftirqd/311:55:113
29459996222,10cyclictest41-21ksoftirqd/307:55:193
29459996147,11cyclictest41-21ksoftirqd/310:45:223
29459996126,4cyclictest41-21ksoftirqd/310:55:153
29459996126,4cyclictest41-21ksoftirqd/309:45:013
29459996124,5cyclictest41-21ksoftirqd/309:30:123
29459996026,4cyclictest41-21ksoftirqd/307:25:163
29459996025,4cyclictest41-21ksoftirqd/311:05:263
29459996024,5cyclictest41-21ksoftirqd/308:30:133
29457996053,5cyclictest25-21ksoftirqd/108:00:161
29457996024,4cyclictest25-21ksoftirqd/110:10:221
29459995924,7cyclictest41-21ksoftirqd/307:45:153
29459995924,4cyclictest41-21ksoftirqd/310:30:013
29459995923,8cyclictest41-21ksoftirqd/310:00:123
29459995920,6cyclictest41-21ksoftirqd/310:35:223
29457995924,4cyclictest25-21ksoftirqd/110:00:261
29457995923,4cyclictest25-21ksoftirqd/110:35:171
29459995824,7cyclictest41-21ksoftirqd/309:35:223
29459995823,4cyclictest41-21ksoftirqd/308:40:163
29459995819,9cyclictest41-21ksoftirqd/308:10:253
29459995818,5cyclictest41-21ksoftirqd/308:05:243
29459995750,4cyclictest41-21ksoftirqd/308:25:043
29457995751,4cyclictest25-21ksoftirqd/108:15:141
29457995750,4cyclictest25-21ksoftirqd/111:05:141
29457995723,7cyclictest25-21ksoftirqd/110:05:241
83512560,2sleep10-21swapper/109:55:001
29459995649,4cyclictest41-21ksoftirqd/307:55:003
29459995618,4cyclictest41-21ksoftirqd/307:40:273
29457995621,4cyclictest25-21ksoftirqd/112:05:291
29457995621,4cyclictest25-21ksoftirqd/112:05:281
29457995621,4cyclictest25-21ksoftirqd/109:05:161
29457995621,4cyclictest25-21ksoftirqd/109:05:151
29459995549,3cyclictest41-21ksoftirqd/309:30:003
29457995549,3cyclictest25-21ksoftirqd/109:40:011
29457995548,4cyclictest25-21ksoftirqd/112:35:011
29457995548,4cyclictest25-21ksoftirqd/110:40:051
29457995522,7cyclictest25-21ksoftirqd/109:40:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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