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2026-06-06 - 07:04
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Data to construct the above plot have been generated using the RT test utility cyclictest.

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 rackeslot4.osadl.org (updated Sat Jun 06, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
342193699292,23cyclictest3483118-21apt-get20:10:121
3421937992825,2cyclictest3524639-21irqcore20:50:162
342193699261,5cyclictest3677064-21idleruntime-cro23:20:001
342193699261,23cyclictest3580402-21ls21:45:001
342194199254,20cyclictest0-21swapper/300:20:163
3421936992519,4cyclictest3753725-21seq00:35:111
3421936992519,4cyclictest3687650-21idleruntime-cro23:29:591
342193699251,4cyclictest3641230-21cron22:45:001
342193699251,22cyclictest3539753-21apt-get21:05:121
342193699251,20cyclictest0-21swapper/121:30:121
342193699251,20cyclictest0-21swapper/100:05:111
342193699250,22cyclictest3713003-21cron23:55:001
342193399252,21cyclictest3570278-21latency_hist21:35:010
3421933992521,2cyclictest3718340-21apt-get00:00:110
342193399251,23cyclictest3671985-21idleruntime-cro23:15:000
3421941992420,2cyclictest3498304-21apt-get20:25:113
342194199241,20cyclictest3437419-21apt-get19:25:123
342193799241,20cyclictest3616186-21apt-get22:20:122
342193799241,20cyclictest3447584-21apt-get19:35:122
3421936992422,1cyclictest0-21swapper/100:00:151
3421936992420,2cyclictest3626297-21apt-get22:30:121
3421936992420,2cyclictest3585753-21apt-get21:50:121
3421936992418,4cyclictest3555420-21ps21:20:181
342193699241,21cyclictest3549573-21cron21:14:591
342193699241,21cyclictest3529216-21apt-get20:55:121
342193699241,21cyclictest3478024-21apt-get20:05:121
342193699241,21cyclictest3452654-21apt-get19:40:101
342193699241,20cyclictest3662147-21apt-get23:05:111
342193699241,20cyclictest3422172-21apt-get19:10:121
342193699241,20cyclictest0-21swapper/123:30:131
342193699241,20cyclictest0-21swapper/120:15:111
342193399242,21cyclictest3723384-21apt-get00:05:120
3421933992421,2cyclictest3713777-21irqcore23:55:160
342193399240,5cyclictest3596373-21grep22:00:160
342193399240,22cyclictest3677215-21sed23:20:000
3421941992319,2cyclictest3687918-21apt-get23:30:123
3421941992319,2cyclictest3467863-21apt-get19:55:113
342194199231,2cyclictest3553766-21ntpq21:15:203
342194199231,20cyclictest0-21swapper/322:45:123
342194199230,3cyclictest3523898-21idleruntime-cro20:49:593
342194199230,20cyclictest3590818-21apt-get21:55:113
342194199230,20cyclictest0-21swapper/320:05:123
3421937992320,2cyclictest3488210-21apt-get20:15:112
3421937992320,2cyclictest0-21swapper/220:40:002
342193799231,2cyclictest3462793-21apt-get19:50:132
342193799231,20cyclictest3605983-21apt-get22:10:102
342193799231,19cyclictest3549848-21apt-get21:15:122
342193799230,20cyclictest0-21swapper/200:15:122
3421936992319,3cyclictest0-21swapper/120:30:111
3421936992319,1cyclictest3513985-21apt-get20:40:111
3421936992318,3cyclictest3534774-21tr21:00:141
342193699231,2cyclictest0-21swapper/120:45:291
342193699231,2cyclictest0-21swapper/120:26:081
342193699231,21cyclictest0-21swapper/121:18:171
342193699231,21cyclictest0-21swapper/119:25:551
342193699231,20cyclictest3657069-21apt-get23:00:101
342193699230,21cyclictest3463292-21grep19:50:171
342193699230,20cyclictest0-21swapper/122:45:121
342193699230,20cyclictest0-21swapper/121:55:111
342193699230,20cyclictest0-21swapper/119:35:111
3421933992320,2cyclictest3621263-21apt-get22:25:110
3421933992320,2cyclictest3508469-21apt-get20:35:130
342193399230,21cyclictest3422668-21ps19:10:150
342194199221,2cyclictest3554922-21apt-get21:20:133
342194199221,2cyclictest3524145-21apt-get20:50:123
342194199220,2cyclictest1-21systemd23:25:003
342194199220,20cyclictest0-21swapper/319:10:113
342194199220,19cyclictest0-21swapper/323:00:103
342194199220,19cyclictest0-21swapper/321:00:113
3421937992219,3cyclictest0-21swapper/219:41:312
3421937992219,2cyclictest3569860-21latency_hist21:35:012
3421937992219,2cyclictest3503398-21apt-get20:30:112
3421937992219,2cyclictest3436524-21ls19:20:232
3421937992219,2cyclictest0-21swapper/223:40:102
3421937992219,1cyclictest0-21swapper/221:25:112
3421937992219,1cyclictest0-21swapper/221:25:112
342193799221,2cyclictest3713283-21apt-get23:55:112
342193799221,19cyclictest0-21swapper/223:10:102
342193799220,2cyclictest3605725-21munin-run22:10:012
342193799220,21cyclictest3728145-21awk00:10:002
342193799220,19cyclictest0-21swapper/223:35:102
342193799220,19cyclictest0-21swapper/221:20:142
342193799220,19cyclictest0-21swapper/200:20:102
342193799220,19cyclictest0-21swapper/200:00:112
3421936992219,2cyclictest0-21swapper/119:55:151
3421936992218,2cyclictest3524149-21taskset20:50:111
3421936992218,2cyclictest0-21swapper/122:00:121
342193699221,20cyclictest0-21swapper/119:33:271
342193699220,2cyclictest0-21swapper/123:35:101
342193699220,21cyclictest3564790-21sh21:30:001
342193699220,21cyclictest3564790-21sh21:29:591
342193699220,19cyclictest0-21swapper/120:00:121
3421933992219,2cyclictest3682838-21apt-get23:25:120
3421933992219,2cyclictest3462553-21systemd-run19:50:000
3421933992218,2cyclictest3777322-21systemd-journal22:35:010
342193399221,2cyclictest3743536-21apt-get00:25:120
342193399221,2cyclictest3641505-21apt-get22:45:120
342193399221,2cyclictest0-21swapper/019:20:120
342193399220,21cyclictest64-21kcompactd020:51:580
342193399220,20cyclictest0-21swapper/019:55:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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