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2026-05-20 - 21:40
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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 May 20, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
99798699341,3cyclictest0-21swapper/207:25:162
997981993330,2cyclictest1120731-21fwupd09:09:560
99798699321,22cyclictest1115918-21apt-get09:05:122
99798699301,3cyclictest1063663-21ntpq08:10:212
99798699301,26cyclictest1280102-21apt-get11:45:112
99798699281,2cyclictest0-21swapper/212:10:562
99798199286,20cyclictest1325690-21apt-get12:30:110
997986992716,9cyclictest0-21swapper/209:50:002
99798699271,23cyclictest0-21swapper/211:00:152
997986992712,2cyclictest1191874-21cron10:19:592
99798699262,21cyclictest1131229-21apt-get09:20:102
997986992617,7cyclictest1264355-21apt-config11:30:002
997986992616,9cyclictest1042974-21ntp_kernel_err07:50:212
99798699261,22cyclictest0-21swapper/209:30:132
99798699261,1cyclictest0-21swapper/208:24:372
99798699260,2cyclictest0-21swapper/208:40:122
997989992521,3cyclictest218-21jbd2/nvme0n1p2-809:50:123
997986992520,2cyclictest1310476-21apt-get12:15:112
997986992517,7cyclictest1192159-21taskset10:20:122
99798699251,21cyclictest1161692-21apt-get09:50:112
99798699251,20cyclictest0-21swapper/211:40:112
99798699251,20cyclictest0-21swapper/211:10:122
99798699251,20cyclictest0-21swapper/209:55:112
997986992510,3cyclictest0-21swapper/210:05:002
99798699250,1cyclictest0-21swapper/209:25:102
997989992420,2cyclictest1085537-21apt-get08:35:093
99798999241,2cyclictest1187059-21apt-get10:15:113
99798999241,22cyclictest1249031-21ls11:15:003
99798999241,21cyclictest1196050-21ntpq10:20:213
99798999241,20cyclictest1039109-21apt-get07:50:123
99798999240,23cyclictest1003659-21/usr/sbin/munin07:15:163
99798699248,5cyclictest1325410-21cron12:30:002
997986992419,3cyclictest0-21swapper/210:50:112
997986992418,4cyclictest1289956-21cron11:55:002
997986992417,5cyclictest0-21swapper/212:20:152
997986992414,8cyclictest1064851-21apt-get08:15:132
99798699241,3cyclictest64-21kcompactd011:06:582
99798699241,3cyclictest1181989-21apt-get10:10:112
99798699241,3cyclictest1008358-21apt-get07:20:112
99798699241,3cyclictest1003279-21apt-get07:15:132
99798699241,21cyclictest0-21swapper/207:10:132
99798699241,20cyclictest1054340-21apt-get08:05:112
99798699240,20cyclictest0-21swapper/211:35:122
997983992421,2cyclictest1166739-21apt-get09:55:111
997981992419,3cyclictest998203-21apt-get07:10:130
99798199241,22cyclictest1331192-21apt-get12:35:120
997989992321,1cyclictest0-21swapper/308:20:113
997989992320,2cyclictest945585-21kworker/3:0+events_freezable_power_09:55:413
99798999231,3cyclictest1013413-21apt-get07:25:123
99798999231,21cyclictest1233438-21apt-get10:55:543
99798999231,21cyclictest1202696-21apt-get10:30:113
99798999231,21cyclictest1125885-21munin-run09:15:003
997989992311,2cyclictest191rcu_preempt08:05:003
997986992319,2cyclictest1208206-21apt-get10:35:102
997986992319,2cyclictest1074961-21apt-get08:25:122
997986992319,2cyclictest0-21swapper/209:15:112
997986992319,2cyclictest0-21swapper/208:55:122
997986992319,2cyclictest0-21swapper/208:45:112
997986992319,2cyclictest0-21swapper/207:30:162
99798699231,2cyclictest0-21swapper/211:15:122
99798699231,20cyclictest516-21rs:main2
99798699231,20cyclictest0-21swapper/209:00:142
99798699230,3cyclictest1105507-21idleruntime-cro08:55:002
99798699230,20cyclictest0-21swapper/210:25:112
997983992320,2cyclictest1295292-21apt-get12:00:131
997983992319,3cyclictest1290720-21ps11:55:161
997983992319,2cyclictest1275027-21apt-get11:40:121
997983992318,4cyclictest1335740-21taskset12:37:181
99798399231,2cyclictest1223891-21apt-get10:50:111
99798399230,4cyclictest1085000-21apt-config08:35:001
99798399230,1cyclictest0-21swapper/107:25:121
997981992320,2cyclictest1151533-21apt-get09:40:120
997981992319,2cyclictest1304234-21ntpq12:05:190
99798199231,2cyclictest1070384-21grep08:20:150
99798199231,2cyclictest1028577-21apt-get07:40:120
99798199231,21cyclictest1290236-21apt-get11:55:120
99798199231,21cyclictest1121034-21apt-get09:10:100
997989992219,2cyclictest945585-21kworker/3:0+events_freezable_power_11:01:353
997989992219,2cyclictest945585-21kworker/3:0+events_freezable_power_09:33:433
997989992219,2cyclictest945585-21kworker/3:0+events_freezable_power_07:21:553
997989992219,2cyclictest1054340-21apt-get08:05:123
997989992219,2cyclictest1044659-21sed07:55:163
99798999221,20cyclictest0-21swapper/311:25:163
99798999221,1cyclictest1084840-21cron08:35:003
99798999221,1cyclictest0-21swapper/310:35:103
99798999220,2cyclictest0-21swapper/311:40:113
99798999220,21cyclictest1120755-21cron09:10:003
99798999220,20cyclictest0-21swapper/311:55:123
99798999220,20cyclictest0-21swapper/311:45:113
997986992219,2cyclictest0-21swapper/210:30:112
997986992218,3cyclictest1301299-21kthreadcore12:05:162
997986992218,3cyclictest1033418-21sh07:44:592
997986992218,2cyclictest0-21swapper/209:10:152
997986992217,3cyclictest1023497-21apt-get07:35:122
997986992217,3cyclictest0-21swapper/209:35:132
997986992215,5cyclictest0-21swapper/212:00:132
99798699220,2cyclictest0-21swapper/208:35:092
997983992219,2cyclictest64-21kcompactd011:15:351
997983992219,2cyclictest1179131-21sed10:05:151
997983992219,2cyclictest1059797-21apt-get08:10:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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