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2024-11-22 - 11:47
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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 50 highest latencies:
System rackdslot2.osadl.org (updated Fri Nov 22, 2024 00:45:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
133391206148,47phc2sys0-21swapper/319:09:363
26792205173,21sleep20-21swapper/219:06:552
25882205172,22sleep10-21swapper/119:05:411
27552203170,22sleep00-21swapper/019:07:490
1884021690,8sleep3321299cyclictest23:05:123
1088321550,6sleep0320999cyclictest21:40:200
3210996623,9cyclictest25-21ksoftirqd/119:55:161
3210996424,8cyclictest25-21ksoftirqd/121:50:281
3210996323,8cyclictest25-21ksoftirqd/119:20:011
3210996322,9cyclictest25-21ksoftirqd/123:15:141
69582620,2sleep20-21swapper/219:15:252
3210996225,8cyclictest25-21ksoftirqd/119:35:131
3210996223,8cyclictest25-21ksoftirqd/120:45:161
3210996222,8cyclictest25-21ksoftirqd/121:40:261
3210996220,5cyclictest25-21ksoftirqd/121:55:261
3212996121,5cyclictest41-21ksoftirqd/320:00:183
3210996128,4cyclictest25-21ksoftirqd/123:20:161
3210996122,7cyclictest25-21ksoftirqd/123:50:151
3210996119,8cyclictest25-21ksoftirqd/100:30:201
3210996027,8cyclictest25-21ksoftirqd/120:05:201
3210996025,8cyclictest25-21ksoftirqd/100:25:241
3210996024,7cyclictest25-21ksoftirqd/121:05:241
3210996022,8cyclictest25-21ksoftirqd/100:05:281
3210996022,7cyclictest25-21ksoftirqd/122:00:211
3210996022,7cyclictest25-21ksoftirqd/120:15:221
3210996022,6cyclictest25-21ksoftirqd/123:35:181
3210996021,8cyclictest25-21ksoftirqd/100:10:221
3210996021,7cyclictest25-21ksoftirqd/119:25:231
3210996019,9cyclictest25-21ksoftirqd/100:35:131
3210995928,4cyclictest25-21ksoftirqd/123:25:211
3210995926,8cyclictest25-21ksoftirqd/119:10:231
3210995924,8cyclictest25-21ksoftirqd/122:15:281
3210995924,7cyclictest25-21ksoftirqd/120:35:221
3210995924,4cyclictest25-21ksoftirqd/119:40:241
3210995924,4cyclictest25-21ksoftirqd/119:40:241
3210995922,6cyclictest25-21ksoftirqd/122:10:261
3210995827,8cyclictest25-21ksoftirqd/123:40:271
3210995824,7cyclictest25-21ksoftirqd/100:20:111
3210995824,7cyclictest25-21ksoftirqd/100:20:111
3210995823,7cyclictest25-21ksoftirqd/120:25:171
3210995822,8cyclictest25-21ksoftirqd/119:30:241
3210995724,9cyclictest25-21ksoftirqd/122:40:181
3210995724,7cyclictest25-21ksoftirqd/121:30:241
3210995723,8cyclictest25-21ksoftirqd/121:15:241
3210995718,11cyclictest25-21ksoftirqd/122:25:251
3210995717,8cyclictest25-21ksoftirqd/120:55:141
3210995624,8cyclictest25-21ksoftirqd/122:55:001
3210995622,8cyclictest25-21ksoftirqd/120:50:171
3210995620,3cyclictest25-21ksoftirqd/122:05:011
3210995526,7cyclictest25-21ksoftirqd/121:00:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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