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2026-08-26 - 09:35
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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 Wed Aug 26, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
370753299302,21cyclictest3943746-21apt-get23:00:111
3707529993025,3cyclictest0-21swapper/023:55:000
370753299291,2cyclictest4025564-21apt-get00:20:131
3707532992821,5cyclictest3738662-21apt-get19:40:111
370753299281,2cyclictest3856042-21apt-key21:35:011
370753299281,2cyclictest0-21swapper/121:35:031
370753299281,2cyclictest0-21swapper/120:00:241
3707532992720,5cyclictest3979373-21apt-get23:35:111
370753299270,24cyclictest3929038-21tr22:45:161
370753999262,20cyclictest3953911-21apt-get23:10:113
370753799261,5cyclictest3881571-21memory21:55:172
370753299262,21cyclictest3887966-21apt-get22:05:141
370753299262,21cyclictest3748822-21apt-get19:50:121
3707532992620,5cyclictest3737540-21ntpq19:35:221
3707532992615,9cyclictest3712828-21chrt19:15:131
370753299261,21cyclictest4005287-21apt-get00:00:131
370753299260,2cyclictest0-21swapper/100:05:231
370753299260,1cyclictest0-21swapper/121:05:131
3707539992520,3cyclictest3846093-21apt-get21:25:123
370753999251,20cyclictest3717896-21apt-get19:20:123
3707537992521,2cyclictest3754337-21apt-get19:55:112
370753799250,5cyclictest3984934-21irqcore23:40:172
3707532992519,4cyclictest0-21swapper/122:25:141
3707532992518,5cyclictest3999909-21cron23:55:001
3707532992515,8cyclictest3902918-21cron22:20:001
370753299251,3cyclictest3794954-21apt-get20:35:131
370753299251,21cyclictest3861750-21apt-get21:40:121
370753299251,21cyclictest0-21swapper/122:35:111
370753299251,20cyclictest3810137-21apt-get20:50:131
370753299250,24cyclictest3733342-21cron19:35:001
370753299250,23cyclictest3709976-21sort19:10:181
3707529992521,2cyclictest3989980-21apt-get23:45:120
3707529992521,2cyclictest3933634-21apt-get22:50:130
370752999251,21cyclictest3712825-21apt-get19:15:130
370753999240,20cyclictest0-21swapper/322:20:103
370753799242,2cyclictest3923445-21apt-get22:40:112
370753799242,20cyclictest3969211-21apt-get23:25:122
370753799241,22cyclictest3882896-21apt-get22:00:142
370753799241,21cyclictest3856658-21apt-get21:35:122
370753799241,20cyclictest0-21swapper/220:15:132
370753799241,20cyclictest0-21swapper/200:05:142
3707532992419,3cyclictest3841025-21apt-get21:20:131
3707532992419,3cyclictest3830885-21apt-get21:10:111
3707532992419,3cyclictest0-21swapper/100:10:121
370753299241,3cyclictest3964120-21apt-get23:20:121
370753299241,3cyclictest3893057-21apt-get22:10:131
3707532992413,9cyclictest0-21swapper/123:50:001
3707532992413,9cyclictest0-21swapper/123:00:001
370753299241,20cyclictest0-21swapper/122:20:101
3707532992411,12cyclictest4000286-21cpuspeed_turbos23:55:141
370753299240,21cyclictest0-21swapper/122:50:131
370753299240,20cyclictest0-21swapper/100:30:131
3707529992420,3cyclictest4020469-21apt-get00:15:130
3707529992419,3cyclictest3872831-21ps21:50:170
370752999241,20cyclictest3774623-21apt-get20:15:130
370753999232,2cyclictest0-21swapper/321:50:013
3707539992319,2cyclictest3779702-21apt-get20:20:133
370753999231,20cyclictest0-21swapper/322:30:003
370753999230,20cyclictest0-21swapper/300:20:143
370753799234,9cyclictest3809878-21munin-run20:50:002
370753799231,2cyclictest0-21swapper/200:20:122
370753799231,2cyclictest0-21swapper/200:00:132
370753799230,21cyclictest3928540-21chrt22:45:112
370753799230,20cyclictest0-21swapper/222:55:122
370753799230,20cyclictest0-21swapper/200:35:132
3707532992319,3cyclictest3969700-21tr23:25:161
3707532992319,2cyclictest3805070-21apt-get20:45:141
3707532992318,3cyclictest3770072-21ps20:10:171
370753299231,20cyclictest0-21swapper/120:15:131
370753299231,20cyclictest0-21swapper/119:20:131
370753299231,19cyclictest0-21swapper/119:55:111
3707529992320,2cyclictest3928292-21systemd-run22:45:000
3707529992320,2cyclictest3800000-21apt-get20:40:130
3707529992320,2cyclictest3723434-21apt-get19:25:110
370752999231,2cyclictest4000188-21apt-get23:55:130
370752999231,2cyclictest3928536-21apt-get22:45:110
370752999231,2cyclictest3918353-21apt-get22:35:110
370752999231,2cyclictest3912144-21ntpq22:25:230
370752999231,2cyclictest3769577-21apt-get20:10:120
370752999231,2cyclictest3707752-21apt-get19:10:120
370752999231,20cyclictest3898126-21apt-get22:15:130
370752999230,3cyclictest3871634-21cron21:50:010
3707539992219,2cyclictest514-21in:imuxsock20:05:003
3707539992219,2cyclictest0-21swapper/322:35:003
3707539992219,1cyclictest0-21swapper/320:40:113
370753999220,2cyclictest3877169-21apt-get21:55:013
370753999220,20cyclictest0-21swapper/322:50:123
370753999220,19cyclictest0-21swapper/323:50:123
370753999220,19cyclictest0-21swapper/322:05:133
370753999220,19cyclictest0-21swapper/320:45:143
3707537992220,1cyclictest0-21swapper/223:30:232
3707537992218,2cyclictest0-21swapper/219:50:122
370753799221,2cyclictest3789607-21munin-run20:29:592
370753799221,20cyclictest0-21swapper/222:11:582
370753799221,19cyclictest0-21swapper/223:10:112
370753799220,20cyclictest0-21swapper/220:55:112
370753799220,20cyclictest0-21swapper/200:30:132
370753799220,1cyclictest3851160-21apt-get21:30:132
370753799220,19cyclictest0-21swapper/221:25:122
3707532992219,1cyclictest0-21swapper/121:50:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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