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2024-06-19 - 15:18
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack0slot2.osadl.org (updated Wed Jun 19, 2024 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1143920997068,2cyclictest1216190-21kworker/u16:4+flush-8:007:39:055
1143920996159,2cyclictest1153391-21kworker/u16:2+flush-8:007:30:515
1143922996058,2cyclictest1226886-21kworker/u16:2+events_unbound07:53:226
1143920995250,2cyclictest1473417-21kworker/u16:1+events_unbound09:46:355
1143922995048,2cyclictest1444433-21kworker/u16:3+events_unbound09:46:186
2679189420,36rtkit-daemon0-21swapper/607:00:156
1143922994240,2cyclictest1153417-21kworker/u16:4+events_unbound07:20:036
1143920994239,3cyclictest1133568-21kworker/u16:0+flush-8:007:10:045
11349642413,32sleep70-21swapper/707:00:227
1143922993836,2cyclictest1205994-21kworker/u16:1+flush-8:007:35:036
1143920993836,2cyclictest1492207-21kworker/u16:4+events_unbound10:10:325
1143922993632,3cyclictest1078619-21packagekitd09:20:416
1143920993533,2cyclictest1434100-21kworker/u16:0+flush-8:009:34:585
1143922993432,2cyclictest1296833-21kworker/u16:5+events_unbound08:20:426
1143920993432,2cyclictest1552241-21kworker/u16:4+flush-8:011:05:355
1143920993432,2cyclictest1133568-21kworker/u16:0+flush-8:007:20:415
1143922993331,2cyclictest1532693-21kworker/u16:3+flush-8:010:59:576
1143922993331,2cyclictest1434100-21kworker/u16:0+events_unbound10:15:216
1143920993331,2cyclictest1346858-21kworker/u16:3+flush-8:008:47:025
1143920993331,2cyclictest1133568-21kworker/u16:0+events_unbound07:40:385
1143922993230,2cyclictest1434100-21kworker/u16:0+events_unbound10:00:426
1143922993230,2cyclictest1375126-21kworker/u16:2+events_unbound09:14:256
1143920993230,2cyclictest1384963-21kworker/u16:3+flush-8:009:15:205
1143920993228,3cyclictest1532301-21latency_hist10:20:025
114356223220,8sleep40-21swapper/407:04:444
1143922993129,2cyclictest1552241-21kworker/u16:4+flush-8:010:50:036
1143920993129,2cyclictest1591294-21kworker/u16:0+events_unbound10:50:205
1143920993129,2cyclictest1434100-21kworker/u16:0+flush-8:010:30:405
1143920993129,2cyclictest1266713-21kworker/u16:0+flush-8:008:08:155
1143922993028,2cyclictest1649381-21kworker/u16:0+flush-8:011:19:576
1143922993028,2cyclictest1649381-21kworker/u16:0+flush-8:011:19:576
1143922993028,2cyclictest1226155-21kworker/u16:1+events_unbound08:25:256
1143922993028,2cyclictest1167475-21kworker/u16:3+events_unbound07:29:596
1143922993028,2cyclictest1133568-21kworker/u16:0+events_unbound07:05:376
1143920993028,2cyclictest1532693-21kworker/u16:3+flush-8:011:00:325
1143922992927,2cyclictest1562545-21kworker/u16:2+events_unbound10:45:296
1143922992927,2cyclictest1552241-21kworker/u16:4+flush-8:011:09:576
1143922992927,2cyclictest1266713-21kworker/u16:0+flush-8:008:14:576
1143922992927,2cyclictest1133568-21kworker/u16:0+events_unbound07:40:036
1143920992927,2cyclictest1483361-21kworker/u16:2+flush-8:009:54:585
1143920992927,2cyclictest1317386-21kworker/u16:4+flush-8:008:34:575
1143922992826,2cyclictest1505093-21kworker/u16:2+events_unbound10:05:376
1143920992826,2cyclictest1707926-21kworker/u16:3+events_unbound12:00:245
1143922992725,2cyclictest1659434-21kworker/u16:2+events_unbound11:40:376
1143922992725,2cyclictest1434125-21kworker/u16:2+events_unbound09:30:146
1143922992725,2cyclictest1346858-21kworker/u16:3+events_unbound08:57:136
1143922992725,2cyclictest1346858-21kworker/u16:3+events_unbound08:57:136
1143920992725,2cyclictest1532693-21kworker/u16:3+flush-8:011:15:405
1143920992725,2cyclictest1532693-21kworker/u16:3+flush-8:011:15:405
1143920992725,2cyclictest1345349-21kworker/u16:1+flush-8:009:00:345
1143920992725,2cyclictest1345349-21kworker/u16:1+flush-8:009:00:345
1143920992725,2cyclictest1335713-21kworker/u16:0+flush-8:008:44:575
1143922992624,2cyclictest1395827-21kworker/u16:4+events_unbound09:44:586
1143922992624,2cyclictest1335713-21kworker/u16:0+events_unbound09:00:206
1143922992624,2cyclictest1335713-21kworker/u16:0+events_unbound09:00:206
1143920992624,2cyclictest1707926-21kworker/u16:3+flush-8:011:50:305
1143920992624,2cyclictest1552241-21kworker/u16:4+flush-8:010:44:575
1143920992624,2cyclictest1532693-21kworker/u16:3+events_unbound10:25:315
1143920992624,2cyclictest1434100-21kworker/u16:0+flush-8:010:00:445
1143920992624,2cyclictest1216191-21kworker/u16:5+events_unbound07:45:125
114331822615,8sleep50-21swapper/507:01:335
1143922992523,2cyclictest1707926-21kworker/u16:3+flush-8:012:23:446
1143922992523,2cyclictest1552155-21kworker/u16:1+events_unbound11:10:266
1143922992523,2cyclictest1346858-21kworker/u16:3+events_unbound08:45:276
1143922992523,2cyclictest1216191-21kworker/u16:5+events_unbound08:05:206
1143920992523,2cyclictest1434100-21kworker/u16:0+events_unbound09:55:315
1143920992523,2cyclictest1395827-21kworker/u16:4+flush-8:009:40:235
1143922992422,2cyclictest1345349-21kworker/u16:1+events_unbound09:05:216
1143922992422,2cyclictest1317386-21kworker/u16:4+events_unbound08:30:406
1143920992422,2cyclictest1552155-21kworker/u16:1+flush-8:012:15:275
1143920992422,2cyclictest1296833-21kworker/u16:5+flush-8:008:25:405
114392699232,14cyclictest0-21swapper/710:27:397
1143922992321,2cyclictest1532693-21kworker/u16:3+events_unbound11:04:116
1143920992321,2cyclictest1707926-21kworker/u16:3+flush-8:012:10:185
1143920992321,2cyclictest1562545-21kworker/u16:2+flush-8:010:45:315
1143920992321,2cyclictest1562545-21kworker/u16:2+flush-8:010:35:385
1143920992321,2cyclictest1532693-21kworker/u16:3+flush-8:011:10:325
1143920992321,2cyclictest1395827-21kworker/u16:4+events_unbound09:25:495
1143920992321,2cyclictest1345349-21kworker/u16:1+flush-8:008:50:315
1143920992321,2cyclictest1226886-21kworker/u16:2+flush-8:007:50:365
1143922992220,2cyclictest1707926-21kworker/u16:3+events_unbound11:55:326
1143922992220,2cyclictest1649381-21kworker/u16:0+events_unbound11:25:196
1143922992220,2cyclictest1532693-21kworker/u16:3+events_unbound10:20:366
1143922992220,2cyclictest1444433-21kworker/u16:3+events_unbound09:50:266
1143922992220,2cyclictest1395827-21kworker/u16:4+events_unbound09:26:286
1143922992220,2cyclictest1266713-21kworker/u16:0+events_unbound08:16:126
1143920992220,2cyclictest1552241-21kworker/u16:4+flush-8:010:55:365
1143920992220,2cyclictest1216191-21kworker/u16:5+flush-8:008:00:355
1143920992220,2cyclictest1167475-21kworker/u16:3+events_unbound07:15:375
1143917992220,2cyclictest1345349-21kworker/u16:1+flush-8:008:55:294
1143917992220,2cyclictest1345349-21kworker/u16:1+flush-8:008:55:294
1143926992120,0cyclictest0-21swapper/710:10:027
1143922992119,2cyclictest1707926-21kworker/u16:3+events_unbound12:10:166
1143922992119,2cyclictest1562545-21kworker/u16:2+events_unbound10:37:126
1143922992119,2cyclictest1395827-21kworker/u16:4+events_unbound09:16:286
1143920992119,2cyclictest1649381-21kworker/u16:0+events_unbound11:20:415
1143920992119,2cyclictest1375126-21kworker/u16:2+events_unbound09:10:225
1143920992119,2cyclictest1296833-21kworker/u16:5+flush-8:008:20:435
1143920992119,2cyclictest1266713-21kworker/u16:0+flush-8:008:15:135
1143920992118,2cyclictest1707926-21kworker/u16:3+flush-8:012:20:285
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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