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2026-06-02 - 01:38
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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 rack6slot0.osadl.org (updated Mon Jun 01, 2026 13:02:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25603992721,252cyclictest3793-21lxd12:31:1033
25603992721,252cyclictest3793-21lxd12:31:1033
25603992320,2cyclictest0-21swapper/3912:40:0133
25603992320,2cyclictest0-21swapper/3912:40:0033
25603992320,2cyclictest0-21swapper/3912:40:0033
25603992301,4cyclictest1367-21dbus-daemon12:01:5233
25603992301,4cyclictest1367-21dbus-daemon12:01:5133
25603992301,4cyclictest1367-21dbus-daemon12:01:5133
25603992161,211cyclictest0-21swapper/3912:20:1733
25603992161,211cyclictest0-21swapper/3912:20:1733
25603992151,2cyclictest0-21swapper/3912:15:2633
25603992151,2cyclictest0-21swapper/3912:15:2633
25603992150,2cyclictest0-21swapper/3912:09:3933
25603992150,2cyclictest0-21swapper/3912:09:3933
25603992120,2cyclictest0-21swapper/3912:14:5833
25603992120,2cyclictest0-21swapper/3912:14:5733
25603992120,2cyclictest0-21swapper/3911:58:5133
25603992120,2cyclictest0-21swapper/3911:58:5033
25603992091,205cyclictest0-21swapper/3912:25:2633
25603992091,205cyclictest0-21swapper/3912:25:2633
25603992091,205cyclictest0-21swapper/3912:25:2533
2560099202197,3cyclictest0-21swapper/3611:05:1330
2560099202197,3cyclictest0-21swapper/3611:05:1330
2560099202197,3cyclictest0-21swapper/3611:05:1230
2560099202193,7cyclictest0-21swapper/3610:35:2830
2560099202193,7cyclictest0-21swapper/3610:35:2730
2558299202165,34cyclictest0-21swapper/2211:53:5615
2558299202165,34cyclictest0-21swapper/2211:53:5615
2559199200196,2cyclictest0-21swapper/3010:15:1624
2559199200196,2cyclictest0-21swapper/3010:15:1524
2560099199192,5cyclictest0-21swapper/3610:33:3630
2560099199192,5cyclictest0-21swapper/3610:33:3630
2560099199192,5cyclictest0-21swapper/3610:33:3630
2560099198191,4cyclictest37270-21CPU30
2560099198191,4cyclictest37270-21CPU30
2556999198192,5cyclictest0-21swapper/1108:25:163
2556999198192,5cyclictest0-21swapper/1108:25:163
2560099197179,10cyclictest0-21swapper/3611:20:4130
2560099197179,10cyclictest0-21swapper/3611:20:4030
2560099197179,10cyclictest0-21swapper/3611:20:4030
2556999196185,9cyclictest0-21swapper/1111:56:463
2556999196185,9cyclictest0-21swapper/1111:56:463
2557199195190,4cyclictest0-21swapper/1308:35:005
2557199195190,4cyclictest0-21swapper/1308:35:005
2560099194188,4cyclictest0-21swapper/3609:41:1030
2560099194188,4cyclictest0-21swapper/3609:41:1030
2559199193187,3cyclictest0-21swapper/3011:20:2624
2559199193187,3cyclictest0-21swapper/3011:20:2624
2559199193187,3cyclictest0-21swapper/3011:20:2624
2556099193190,2cyclictest0-21swapper/309:48:4023
2556099193190,2cyclictest0-21swapper/309:48:4023
2556099193190,2cyclictest0-21swapper/309:48:4023
2560099192184,6cyclictest0-21swapper/3610:50:1530
2560099192184,6cyclictest0-21swapper/3610:50:1530
2556499192166,24cyclictest0-21swapper/612:03:5136
2556499192166,24cyclictest0-21swapper/612:03:5036
2556499192166,24cyclictest0-21swapper/612:03:5036
2558999190135,49cyclictest0-21swapper/2812:34:0421
2558999190135,49cyclictest0-21swapper/2812:34:0421
2556499190175,13cyclictest0-21swapper/609:20:2736
2556499190175,13cyclictest0-21swapper/609:20:2736
2556499190175,13cyclictest0-21swapper/609:20:2736
2560399189152,30cyclictest0-21swapper/3911:09:3433
2560399189152,30cyclictest0-21swapper/3911:09:3433
2560399189152,30cyclictest0-21swapper/3911:09:3433
2560299186174,5cyclictest0-21swapper/3810:44:1932
2560299186174,5cyclictest0-21swapper/3810:44:1932
2558999185154,22cyclictest0-21swapper/2809:27:1221
2558999185154,22cyclictest0-21swapper/2809:27:1221
2560099184180,2cyclictest0-21swapper/3610:10:2430
2560099184180,2cyclictest0-21swapper/3610:10:2430
2558699184165,14cyclictest0-21swapper/2611:53:1719
2558699184165,14cyclictest0-21swapper/2611:53:1619
2558299184156,26cyclictest0-21swapper/2210:52:4115
2558299184156,26cyclictest0-21swapper/2210:52:4115
2556999184176,6cyclictest0-21swapper/1109:00:093
2556999184176,6cyclictest0-21swapper/1109:00:093
2560099183177,4cyclictest0-21swapper/3610:56:1430
2560099183177,4cyclictest0-21swapper/3610:56:1430
2560099183177,2cyclictest10257-21systemd-cgroups10:20:2830
2560099183177,2cyclictest10257-21systemd-cgroups10:20:2830
2560099183177,2cyclictest10257-21systemd-cgroups10:20:2730
2557899183158,23cyclictest0-21swapper/1810:40:3210
2557899183158,23cyclictest0-21swapper/1810:40:3210
2556999183162,16cyclictest0-21swapper/1109:10:203
2556999183162,16cyclictest0-21swapper/1109:10:193
2560299182173,7cyclictest0-21swapper/3809:55:5332
2560299182173,7cyclictest0-21swapper/3809:55:5332
2560299182171,8cyclictest0-21swapper/3810:24:1132
2560299182171,8cyclictest0-21swapper/3810:24:1132
2560299182171,8cyclictest0-21swapper/3810:24:1132
2560099182176,5cyclictest0-21swapper/3610:40:1030
2560099182176,5cyclictest0-21swapper/3610:40:1030
2560099182171,9cyclictest0-21swapper/3610:26:1930
2560099182171,9cyclictest0-21swapper/3610:26:1830
2560099182171,9cyclictest0-21swapper/3610:26:1830
2559799182179,2cyclictest0-21swapper/3408:55:2028
2559799182179,2cyclictest0-21swapper/3408:55:2028
25603991811,48cyclictest0-21swapper/3910:15:2933
25603991811,48cyclictest0-21swapper/3910:15:2833
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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