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2024-06-22 - 10:50
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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 rack8slot4.osadl.org (updated Sat Jun 22, 2024 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
38893652230167,51sleep10-21swapper/119:05:071
38915522227168,19sleep40-21swapper/419:07:354
38915632223168,17sleep60-21swapper/619:07:466
38903352220168,16sleep00-21swapper/019:05:220
38916402218182,22sleep70-21swapper/719:08:517
38916332216189,17sleep20-21swapper/219:08:462
38917112215186,18sleep30-21swapper/319:09:503
38914112210182,18sleep50-21swapper/519:05:365
389193199350,0cyclictest0-21swapper/521:30:135
3891931993128,2cyclictest4005368-21idleruntime-cro22:30:025
389193199310,28cyclictest0-21swapper/521:45:155
3891931993025,4cyclictest3968819-21idleruntime-cro21:25:015
3891925993028,1cyclictest0-21swapper/320:00:143
389192499300,29cyclictest0-21swapper/221:30:132
389191899300,29cyclictest4075178-21sh00:35:010
389191899300,29cyclictest3986377-21systemd-journal21:40:010
3891940992927,2cyclictest0-21swapper/720:55:017
389194099290,28cyclictest3997173-21appstreamcli22:15:027
389194099290,28cyclictest0-21swapper/721:45:137
389194099290,28cyclictest0-21swapper/719:15:147
3891935992927,1cyclictest3934908-21apt-get20:25:126
3891935992927,1cyclictest0-21swapper/619:45:016
389193199290,29cyclictest0-21swapper/520:05:015
389193199290,28cyclictest0-21swapper/500:20:155
3891926992927,1cyclictest0-21swapper/400:35:024
389192699290,29cyclictest3912014-21idleruntime-cro19:45:014
389192699290,28cyclictest0-21swapper/420:45:014
3891925992928,1cyclictest4016479-21awk22:50:013
389192599290,28cyclictest0-21swapper/321:05:143
389192599290,28cyclictest0-21swapper/300:05:153
389192499290,28cyclictest0-21swapper/223:55:122
389192499290,28cyclictest0-21swapper/221:20:132
3891920992927,1cyclictest3895726-21apt-get19:15:151
389192099290,28cyclictest0-21swapper/122:15:031
389192099290,28cyclictest0-21swapper/121:35:141
389192099290,28cyclictest0-21swapper/119:40:111
3891918992927,1cyclictest0-21swapper/021:10:150
389191899290,28cyclictest0-21swapper/023:35:130
389191899290,28cyclictest0-21swapper/020:55:130
389191899290,1cyclictest0-21swapper/023:45:160
3891940992827,1cyclictest0-21swapper/719:50:107
3891940992826,1cyclictest4005799-21apt-get22:30:177
3891940992826,1cyclictest3974746-21apt-get21:35:147
389194099280,28cyclictest0-21swapper/722:25:027
389194099280,0cyclictest0-21swapper/700:35:027
3891935992827,1cyclictest3985878-21apt-get21:55:156
389193599280,27cyclictest0-21swapper/620:30:116
389193599280,27cyclictest0-21swapper/620:30:116
389193599280,1cyclictest4072838-21apt-get00:30:146
389193599280,1cyclictest0-21swapper/619:55:116
389193599280,0cyclictest0-21swapper/622:00:146
3891926992826,1cyclictest3915169-21apt-get19:50:104
3891926992826,1cyclictest0-21swapper/419:30:004
389192699280,27cyclictest0-21swapper/423:10:144
389192699280,1cyclictest3940707-21apt-get20:35:164
389192699280,1cyclictest3940707-21apt-get20:35:164
389192699280,0cyclictest0-21swapper/421:55:144
3891925992827,1cyclictest0-21swapper/321:30:013
3891925992826,1cyclictest4036530-21apt-get23:25:103
3891925992826,1cyclictest3991431-21apt-get22:05:143
389192599280,28cyclictest0-21swapper/322:20:123
389192599280,1cyclictest0-21swapper/300:00:133
3891924992827,1cyclictest0-21swapper/221:25:132
3891924992826,1cyclictest3999557-21sh22:20:022
389192499280,0cyclictest0-21swapper/223:40:142
3891920992827,1cyclictest0-21swapper/120:40:141
3891920992826,2cyclictest0-21swapper/100:05:151
389191899280,28cyclictest0-21swapper/022:15:130
389191899280,0cyclictest0-21swapper/019:35:110
3891940992727,0cyclictest0-21swapper/721:50:147
3891940992724,2cyclictest3986377-21systemd-journal21:20:017
3891935992726,1cyclictest0-21swapper/620:45:016
389193599270,0cyclictest0-21swapper/621:15:136
389193599270,0cyclictest0-21swapper/619:15:146
389193599270,0cyclictest0-21swapper/619:10:156
3891931992727,0cyclictest0-21swapper/520:50:125
3891931992727,0cyclictest0-21swapper/520:15:135
3891931992726,1cyclictest0-21swapper/521:05:135
3891931992725,1cyclictest4019642-21apt-get22:55:135
3891931992724,2cyclictest3957427-21latency_hist21:05:015
389193199270,0cyclictest0-21swapper/522:20:035
3891926992726,1cyclictest0-21swapper/400:05:144
3891926992726,0cyclictest0-21swapper/423:25:104
3891925992726,1cyclictest0-21swapper/322:50:143
389192599270,0cyclictest0-21swapper/323:30:133
389192599270,0cyclictest0-21swapper/323:20:013
389192599270,0cyclictest0-21swapper/320:50:123
3891924992727,0cyclictest0-21swapper/223:00:152
3891924992727,0cyclictest0-21swapper/219:15:152
3891924992726,1cyclictest3917936-21apt-get19:55:122
389192499270,0cyclictest0-21swapper/221:55:012
3891920992726,0cyclictest0-21swapper/119:35:011
3891920992725,1cyclictest0-21swapper/122:40:131
3891918992727,0cyclictest0-21swapper/023:00:150
3891918992727,0cyclictest0-21swapper/021:40:150
3891918992727,0cyclictest0-21swapper/000:35:120
3891940992626,0cyclictest0-21swapper/719:35:117
3891931992626,0cyclictest0-21swapper/522:10:145
3891931992626,0cyclictest0-21swapper/520:25:125
3891931992624,2cyclictest4019204-21sh22:55:015
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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