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2024-06-17 - 18:25
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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 rackcslot0.osadl.org (updated Mon Jun 17, 2024 00:43:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3129521340,0sleep30-21swapper/323:26:239
134742121105,12sleep20-21swapper/219:11:158
132932120104,11sleep30-21swapper/319:08:529
1759021180,1sleep60-21swapper/600:31:5812
133232118107,7sleep150-21swapper/1519:09:207
812921130,3sleep01409099cyclictest22:42:440
490121130,2sleep140-21swapper/1421:42:166
12072211290,13sleep100-21swapper/1019:08:272
13285210782,20sleep120-21swapper/1219:08:454
13296210674,27sleep50-21swapper/519:08:5411
471221050,0sleep100-21swapper/1022:06:002
471221050,0sleep100-21swapper/1022:06:002
2925221040,4sleep111410899cyclictest21:37:083
1520921040,0sleep10-21swapper/100:27:041
13286210390,9sleep130-21swapper/1319:08:465
2808121010,1sleep20-21swapper/223:03:228
12619210179,16sleep70-21swapper/719:08:4013
281442980,1sleep60-21swapper/621:18:1912
130032970,1sleep0111ktimersoftd/023:50:410
262402960,0sleep40-21swapper/400:10:1610
234782960,1sleep882-21ksoftirqd/822:48:4614
203332950,1sleep130-21swapper/1323:51:425
246722940,1sleep40-21swapper/422:48:5810
21072940,1sleep10971ktimersoftd/1023:35:362
36092920,0sleep90-21swapper/923:44:5715
317992900,1sleep100-21swapper/1023:39:532
291512900,1sleep20-21swapper/222:58:338
236522890,1sleep30-21swapper/321:58:569
236522890,1sleep30-21swapper/321:58:569
209692880,1sleep120-21swapper/1223:11:184
1364928874,4sleep90-21swapper/919:12:5915
1338028872,11sleep140-21swapper/1419:10:076
86312870,1sleep120-21swapper/1222:01:294
86312870,1sleep120-21swapper/1222:01:294
1335628774,8sleep80-21swapper/819:09:4514
284122860,1sleep110-21swapper/1123:53:003
1261828673,9sleep60-21swapper/619:08:3912
1341828375,4sleep40-21swapper/419:10:2910
1335928375,4sleep110-21swapper/1119:09:483
1334828375,4sleep00-21swapper/019:09:370
1336728272,6sleep10-21swapper/119:09:541
266812800,0sleep70-21swapper/723:25:3913
35002770,1sleep110-21swapper/1123:31:203
76882750,6sleep61409899cyclictest22:28:5612
182592750,1sleep018256-21sshd21:35:360
206892730,0sleep110-21swapper/1121:26:103
141002630,5sleep81410199cyclictest21:53:2414
141002630,5sleep81410199cyclictest21:53:2414
179052590,1sleep126622-21kworker/12:300:00:314
233922520,6sleep121410999cyclictest22:08:424
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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