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2026-05-28 - 07:46
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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 Thu May 28, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
999853994038,1cyclictest1075972-21fwupd20:20:330
99985899331,4cyclictest1097431-21tr20:45:142
99985899321,28cyclictest0-21swapper/219:20:112
999858993127,2cyclictest0-21swapper/220:10:152
99985899311,22cyclictest1091852-21apt-get20:40:122
99985899310,22cyclictest1234761-21sed23:00:152
99985899301,9cyclictest0-21swapper/221:00:122
99985899301,3cyclictest1152748-21apt-get21:40:102
99985899301,26cyclictest0-21swapper/219:40:112
99985899301,21cyclictest1305893-21irqcore00:10:162
999858992924,4cyclictest3777322-21systemd-journal00:30:302
99985899292,24cyclictest1249472-21apt-get23:15:112
99985899290,26cyclictest0-21swapper/223:35:122
99985899282,21cyclictest1315486-21apt-get00:20:112
99985899280,25cyclictest0-21swapper/222:20:112
99985899272,22cyclictest1178540-21apt-get22:05:122
99985899271,22cyclictest1224132-21apt-get22:50:112
99985899271,21cyclictest1020641-21apt-get19:30:122
99985899271,1cyclictest0-21swapper/222:40:122
99985899270,3cyclictest0-21swapper/222:45:202
99985899270,24cyclictest0-21swapper/220:20:112
99985899270,24cyclictest0-21swapper/220:00:112
999858992618,6cyclictest0-21swapper/221:20:112
999858992618,6cyclictest0-21swapper/221:20:112
99985899261,23cyclictest1111846-21cron21:00:002
99985899261,1cyclictest0-21swapper/222:00:112
99985699265,2cyclictest702-21runrttasks19:15:121
99985699261,21cyclictest1193772-21apt-get22:20:111
999858992520,3cyclictest1290259-21apt-get23:55:122
999858992520,3cyclictest1290259-21apt-get23:55:122
999858992520,3cyclictest1122265-21apt-get21:10:122
999858992517,6cyclictest1199169-21gltestperf22:25:132
99985899251,3cyclictest1193504-21cron22:20:002
99985899251,21cyclictest1275098-21apt-get23:40:112
99985899251,21cyclictest1229187-21apt-get22:55:122
99985699251,21cyclictest1198820-21apt-get22:25:121
99986399241,20cyclictest1096942-21apt-get20:45:113
99985899244,9cyclictest702-21runrttasks23:10:052
999858992420,2cyclictest1025671-21apt-get19:35:132
999858992420,2cyclictest0-21swapper/220:50:122
999858992418,4cyclictest1285204-21apt-get23:50:112
999858992415,8cyclictest1269772-21idleruntime-cro23:35:002
999858992414,7cyclictest1239423-21grep23:05:122
99985899241,20cyclictest1162862-21apt-get21:50:112
99985899241,20cyclictest0-21swapper/221:55:112
99985899241,20cyclictest0-21swapper/221:25:102
99985899241,20cyclictest0-21swapper/220:30:122
99985899240,20cyclictest0-21swapper/220:05:122
999856992420,2cyclictest1241549-21kthreadcore23:05:161
999856992419,3cyclictest1260007-21apt-get23:25:111
99985699241,20cyclictest1061447-21apt-get20:10:121
99985699240,4cyclictest1076352-21sh20:25:001
99985399242,21cyclictest1244394-21apt-get23:10:110
999853992419,4cyclictest3871586-21snmpd21:00:210
999853992419,3cyclictest1305402-21apt-get00:10:130
99985399241,3cyclictest1325548-21apt-get00:30:120
99985399241,21cyclictest1234263-21apt-get23:00:110
99985399241,21cyclictest1056393-21apt-get20:05:120
999863992320,1cyclictest1331066-21apt-get00:35:133
999863992319,2cyclictest1295319-21apt-get00:00:123
99986399231,2cyclictest1208996-21apt-get22:35:113
99986399231,2cyclictest1127334-21apt-get21:15:123
99986399231,21cyclictest1031204-21irqcore19:40:153
99986399230,21cyclictest0-21swapper/300:30:123
99986399230,19cyclictest0-21swapper/321:50:103
99986399230,19cyclictest0-21swapper/321:10:033
999858992318,3cyclictest1043451-21sort19:50:162
999858992313,8cyclictest1158284-21sort21:45:162
99985899231,2cyclictest1260007-21apt-get23:25:112
99985899231,2cyclictest1070401-21ntpq20:15:192
99985899231,2cyclictest0-21swapper/221:30:112
99985899231,20cyclictest1076620-21apt-get20:25:102
99985899230,21cyclictest64-21kcompactd022:38:452
99985899230,20cyclictest0-21swapper/223:45:122
999856992319,2cyclictest1203896-21apt-get22:30:111
999856992319,2cyclictest1114346-21ps21:00:181
99985699231,2cyclictest1147659-21apt-get21:35:131
99985699231,21cyclictest1228915-21idleruntime-cro22:55:001
99985699231,20cyclictest1219101-21apt-get22:45:111
99985699231,20cyclictest1041230-21apt-get19:50:111
99985699230,4cyclictest1325274-21idleruntime-cro00:30:011
99985699230,21cyclictest1279874-21cron23:45:001
99985699230,20cyclictest1122763-21grep21:10:161
99985699230,20cyclictest0-21swapper/123:50:111
99985699230,19cyclictest0-21swapper/121:50:111
99985699230,19cyclictest0-21swapper/121:45:111
999853992319,2cyclictest1254287-21http23:20:000
999853992319,2cyclictest0-21swapper/020:30:110
99985399231,2cyclictest702-21runrttasks23:25:180
99985399231,21cyclictest1005099-21apt-get19:15:110
99985399231,20cyclictest1030723-21apt-get19:40:120
99985399230,21cyclictest1132403-21apt-get21:20:110
99985399230,21cyclictest1132403-21apt-get21:20:110
999863992219,2cyclictest500-21dbus-daemon19:50:013
999863992219,2cyclictest1320517-21apt-get00:25:113
999863992219,1cyclictest0-21swapper/321:45:123
99986399220,20cyclictest0-21swapper/323:00:113
99986399220,19cyclictest0-21swapper/323:10:113
99986399220,19cyclictest0-21swapper/322:30:103
99986399220,19cyclictest0-21swapper/319:10:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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