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2026-07-07 - 00:46
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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 Mon Jul 06, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
287317899331,21cyclictest0-21swapper/307:25:113
2873178993118,11cyclictest3158224-21apt-key11:50:003
2873178993019,9cyclictest3052356-21ps10:05:163
287317899301,22cyclictest3148079-21apt-get11:40:113
287317899300,2cyclictest2903494-21apt-config07:40:013
2873178992918,10cyclictest0-21swapper/312:15:003
287317899280,2cyclictest3193940-21latency_hist12:25:023
287317699286,20cyclictest0-21swapper/210:55:182
2873170992824,3cyclictest509-21systemd-logind10:35:000
2873178992722,3cyclictest2934475-21apt-get08:10:113
2873178992715,2cyclictest0-21swapper/307:59:593
287317899271,22cyclictest2990400-21apt-get09:05:113
287317299271,22cyclictest2873385-21apt-get07:10:141
2873178992619,5cyclictest3081997-21cron10:35:003
2873178992611,5cyclictest3209274-21grep12:40:013
287317899260,2cyclictest2980395-21ps08:55:163
287317699261,21cyclictest2995459-21apt-get09:10:142
2873178992514,2cyclictest0-21swapper/311:50:103
287317899251,3cyclictest3092337-21apt-get10:45:123
287317899251,3cyclictest3021154-21apt-get09:35:103
287317899251,20cyclictest0-21swapper/310:00:113
287317899251,20cyclictest0-21swapper/309:55:123
287317899250,22cyclictest3169257-21grep12:00:183
287317899250,22cyclictest0-21swapper/307:45:133
287317899250,21cyclictest0-21swapper/312:15:123
287317899250,20cyclictest0-21swapper/311:58:003
287317299252,3cyclictest3087304-21apt-get10:40:111
287317299252,2cyclictest3067112-21apt-get10:20:121
287317299250,24cyclictest2908952-21sleep07:45:001
2873178992419,3cyclictest3194357-21apt-get12:25:043
2873178992419,3cyclictest3087683-21hddtemp_smartct10:40:143
2873178992419,3cyclictest3082276-21taskset10:35:113
2873178992419,3cyclictest2964753-21apt-get08:40:113
2873178992419,3cyclictest2924365-21apt-get08:00:113
2873178992417,5cyclictest3102198-21awk10:55:003
287317899241,21cyclictest2963640-21ntpq08:35:223
287317899241,21cyclictest0-21swapper/307:30:163
2873176992420,2cyclictest3194393-21apt-get12:25:122
287317699241,20cyclictest3026188-21apt-get09:40:122
287317699240,23cyclictest3079445-21sed10:30:182
287317699240,21cyclictest0-21swapper/207:20:112
2873172992420,2cyclictest3112600-21apt-get11:05:111
2873172992420,2cyclictest3040243-21ntpq09:50:211
287317299241,21cyclictest3183879-21apt-get12:15:121
287317299241,20cyclictest0-21swapper/107:50:131
287317299240,4cyclictest3010801-21cron09:25:001
287317299240,4cyclictest2995186-21cron09:10:001
2873170992420,2cyclictest3107524-21apt-get11:00:120
2873178992319,2cyclictest3132596-21idleruntime-cro11:25:003
2873178992319,2cyclictest2883506-21apt-get07:20:103
2873178992319,2cyclictest1-21systemd10:30:003
287317899231,2cyclictest0-21swapper/311:15:093
287317899231,2cyclictest0-21swapper/309:20:123
287317899231,21cyclictest2985367-21apt-get09:00:123
287317899231,21cyclictest2985367-21apt-get09:00:123
287317899231,20cyclictest0-21swapper/308:50:133
287317899230,3cyclictest3041075-21idleruntime-cro09:54:593
287317899230,22cyclictest3146908-21ntpq11:35:183
287317899230,1cyclictest64-21kcompactd008:05:143
2873176992319,2cyclictest2954645-21apt-get08:30:112
287317699231,2cyclictest3122685-21apt-get11:15:092
287317699231,21cyclictest3046801-21apt-get10:00:112
287317699231,20cyclictest3158634-21apt-get11:50:102
287317699230,20cyclictest0-21swapper/212:10:112
287317699230,20cyclictest0-21swapper/211:05:112
287317699230,19cyclictest0-21swapper/211:55:142
2873172992319,2cyclictest0-21swapper/109:55:121
2873172992319,1cyclictest0-21swapper/108:45:131
287317299231,2cyclictest3102468-21apt-get10:55:121
287317299231,2cyclictest3062031-21apt-get10:15:091
287317299231,2cyclictest0-21swapper/112:05:151
287317299230,20cyclictest0-21swapper/111:00:121
287317299230,20cyclictest0-21swapper/109:25:111
287317299230,19cyclictest0-21swapper/111:20:111
287317099232,19cyclictest0-21swapper/008:10:140
2873170992319,3cyclictest3208355-21ntpq12:35:210
2873170992319,2cyclictest3056485-21apt-get10:08:000
2873170992318,3cyclictest2979895-21apt-get08:55:130
287317099231,2cyclictest3173796-21apt-get12:05:140
287317099231,2cyclictest3097393-21apt-get10:50:130
287317099231,2cyclictest3056955-21apt-get10:10:100
287317099231,2cyclictest3016101-21apt-get09:30:110
287317099231,2cyclictest2959700-21apt-get08:35:120
287317099231,20cyclictest3041323-21apt-get09:55:110
287317099231,20cyclictest2995178-21cron09:10:000
287317099230,3cyclictest3138429-21sed11:30:160
287317099230,3cyclictest3138429-21sed11:30:160
287317099230,20cyclictest0-21swapper/010:40:110
2873178992219,2cyclictest3142726-21cron11:35:003
2873178992219,2cyclictest3142726-21cron11:35:003
2873178992219,2cyclictest0-21swapper/309:40:123
2873178992218,2cyclictest0-21swapper/309:45:123
2873178992218,2cyclictest0-21swapper/309:15:123
287317899221,2cyclictest0-21swapper/309:10:133
287317899220,2cyclictest2903462-21apt-get07:40:023
287317899220,2cyclictest0-21swapper/309:25:113
2873176992219,2cyclictest3157996-21munin-run11:50:002
2873176992218,2cyclictest0-21swapper/208:55:122
287317699221,1cyclictest2929420-21apt-get08:05:132
287317699220,21cyclictest2974578-21cron08:50:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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