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2026-08-30 - 17:46
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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 Sun Aug 30, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2791492992621,3cyclictest3057613-21apt-get11:30:132
279149299261,5cyclictest2970696-21sh10:05:012
279148999261,21cyclictest2811982-21apt-get07:30:131
279149599251,21cyclictest2996768-21apt-get10:30:123
279149599251,20cyclictest2929990-21apt-get09:25:123
279149599250,22cyclictest3129612-21sed12:40:023
2791492992521,2cyclictest2976034-21apt-get10:10:112
279149299251,3cyclictest2945243-21apt-get09:40:132
279149299250,21cyclictest0-21swapper/208:35:122
279148999251,22cyclictest1-21systemd10:30:001
279148999251,21cyclictest2981106-21apt-get10:15:111
279148999250,23cyclictest2827282-21date07:45:001
279149599242,2cyclictest2832635-21apt-get07:50:103
2791495992420,2cyclictest2801865-21apt-get07:20:113
279149599241,20cyclictest3103714-21apt-get12:15:113
279149599241,20cyclictest0-21swapper/310:50:123
2791492992422,1cyclictest0-21swapper/210:20:002
2791492992419,3cyclictest2970966-21apt-get10:05:112
2791492992418,4cyclictest2826916-21/usr/sbin/munin07:45:002
2791492992418,3cyclictest2924898-21apt-get09:20:152
279149299241,22cyclictest2796519-21cron07:15:002
279149299241,20cyclictest3088034-21apt-get12:00:122
279149299240,21cyclictest3012028-21apt-get10:45:122
279148999241,2cyclictest2837731-21apt-get07:55:121
279148999241,21cyclictest500-21dbus-daemon09:50:011
279148999241,21cyclictest2873741-21apt-get08:30:131
279148999241,20cyclictest3082966-21apt-get11:55:121
279148999241,20cyclictest0-21swapper/111:45:111
279148999241,20cyclictest0-21swapper/111:10:101
279148999240,20cyclictest0-21swapper/110:30:021
279148699242,20cyclictest2991272-21apt-get10:25:120
2791486992420,2cyclictest2791704-21apt-get07:10:120
2791486992419,4cyclictest3021024-21ntpq10:50:210
279148699241,21cyclictest3072821-21apt-get11:45:110
2791495992319,2cyclictest2827569-21apt-get07:45:133
279149599231,2cyclictest2822099-21apt-get07:40:123
279149599231,20cyclictest0-21swapper/308:15:103
279149599231,19cyclictest0-21swapper/311:55:123
279149599231,19cyclictest0-21swapper/309:05:123
279149599230,22cyclictest2868400-21awk08:25:003
279149599230,20cyclictest0-21swapper/307:10:133
2791492992319,2cyclictest3067752-21apt-get11:40:132
2791492992319,2cyclictest2863555-21apt-get08:20:112
2791492992318,3cyclictest3129262-21/usr/sbin/munin12:40:012
2791492992318,3cyclictest3103717-21chrt12:15:122
279149299231,19cyclictest0-21swapper/211:50:142
279149299230,20cyclictest2939904-21basename09:35:002
279149299230,20cyclictest0-21swapper/211:55:122
279149299230,20cyclictest0-21swapper/207:20:112
279149299230,19cyclictest0-21swapper/211:00:132
2791489992319,2cyclictest3027189-21apt-get11:00:131
2791489992319,2cyclictest2806914-21apt-get07:25:131
2791489992318,3cyclictest2806635-21cron07:25:011
279148999231,2cyclictest2868648-21apt-get08:25:121
279148999230,20cyclictest0-21swapper/110:05:111
279148999230,20cyclictest0-21swapper/108:50:121
279148999230,20cyclictest0-21swapper/108:50:121
279148999230,19cyclictest0-21swapper/109:55:131
2791486992320,1cyclictest3114305-21apt-get12:25:120
2791486992319,2cyclictest2883882-21apt-get08:40:130
279148699231,3cyclictest2909252-21apt-get09:05:130
279148699231,3cyclictest2872574-21ntpq08:25:220
279148699231,2cyclictest3052560-21apt-get11:25:120
279148699231,21cyclictest2837454-21cron07:55:000
279148699231,20cyclictest2965896-21apt-get10:00:120
279148699231,20cyclictest2950290-21apt-get09:45:130
279148699231,20cyclictest2935082-21apt-get09:30:130
279148699230,21cyclictest3777322-21systemd-journal08:15:000
279148699230,21cyclictest3109297-21ps12:20:150
279148699230,21cyclictest3047468-21apt-get11:20:110
279148699230,21cyclictest3047468-21apt-get11:20:110
279148699230,21cyclictest2914899-21sshd09:10:130
2791495992219,2cyclictest2812357-21gltestperf07:30:163
2791495992218,2cyclictest3119374-21apt-get12:30:133
279149599220,20cyclictest3777322-21systemd-journal10:50:003
279149599220,19cyclictest0-21swapper/311:45:113
279149599220,19cyclictest0-21swapper/309:30:133
279149599220,19cyclictest0-21swapper/308:25:123
2791492992219,2cyclictest64-21kcompactd009:38:142
2791492992219,2cyclictest2986203-21apt-get10:20:122
2791492992219,2cyclictest0-21swapper/209:55:132
2791492992219,2cyclictest0-21swapper/209:50:112
2791492992219,2cyclictest0-21swapper/208:40:122
2791492992218,2cyclictest0-21swapper/209:45:122
2791492992218,2cyclictest0-21swapper/208:15:112
279149299221,20cyclictest0-21swapper/207:48:342
279149299221,1cyclictest0-21swapper/212:30:132
279149299220,2cyclictest2857787-21ls08:14:592
279149299220,2cyclictest0-21swapper/207:50:102
2791489992219,2cyclictest3016821-21cron10:50:001
2791489992219,2cyclictest2852968-21apt-get08:10:121
2791489992218,3cyclictest3063184-21grep11:35:151
2791489992217,3cyclictest2821826-21ls07:40:011
279148999221,2cyclictest2955357-21apt-get09:50:121
279148999221,2cyclictest0-21swapper/112:35:131
279148999221,19cyclictest0-21swapper/111:25:121
279148999220,2cyclictest0-21swapper/112:05:121
279148999220,21cyclictest2914068-21munin-run09:10:001
279148999220,21cyclictest0-21swapper/107:45:131
279148999220,20cyclictest2919520-21ls09:15:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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