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2026-07-04 - 21:33
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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 Sat Jul 04, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
852834993125,4cyclictest970566-21sh09:05:000
85284499274,20cyclictest0-21swapper/311:30:003
852834992721,4cyclictest1031199-21cron10:05:000
85284099261,22cyclictest500-21dbus-daemon11:00:002
85283899260,24cyclictest1160086-21taskset12:10:121
85284499252,21cyclictest0-21swapper/309:25:163
85284099252,21cyclictest1031484-21apt-get10:05:122
852840992521,2cyclictest1077579-21apt-get10:50:132
852840992520,3cyclictest1165161-21apt-get12:15:122
85284099251,5cyclictest995865-21cron09:30:002
85284099251,22cyclictest1149470-21apt-get12:00:122
85284099251,22cyclictest1098298-21apt-get11:10:122
85283899251,20cyclictest1108441-21apt-get11:20:131
85283899251,20cyclictest1108441-21apt-get11:20:121
852834992520,3cyclictest934931-21apt-get08:30:110
852834992520,3cyclictest934931-21apt-get08:30:110
852844992420,2cyclictest959783-21apt-get08:52:433
852844992420,1cyclictest1041644-21apt-get10:15:133
852844992419,2cyclictest1051789-21apt-get10:25:153
85284499241,20cyclictest1124072-21apt-get11:35:123
85284099241,3cyclictest975920-21apt-get09:10:122
85284099241,21cyclictest1067464-21apt-get10:40:132
85284099241,21cyclictest0-21swapper/210:45:122
85284099241,20cyclictest0-21swapper/209:35:112
85284099241,20cyclictest0-21swapper/207:40:112
85284099240,22cyclictest985732-21cron09:20:002
85284099240,22cyclictest1190317-21sed12:40:002
85284099240,21cyclictest0-21swapper/209:05:122
852838992422,1cyclictest878521-21cron07:35:001
85283899242,20cyclictest1001195-21apt-get09:35:111
852838992420,2cyclictest1016317-21apt-get09:50:101
85283899241,21cyclictest3777322-21systemd-journal10:05:001
85283899241,20cyclictest945061-21apt-get08:40:121
85283899241,20cyclictest1139332-21apt-get11:50:111
85283899240,20cyclictest0-21swapper/110:10:111
852834992420,2cyclictest1021351-21apt-get09:55:120
85283499241,22cyclictest883829-21apt-get07:40:120
852844992319,3cyclictest1098018-21cron11:10:013
85284499231,2cyclictest924778-21apt-get08:20:143
85284499231,19cyclictest0-21swapper/312:15:123
85284499230,20cyclictest1072514-21taskset10:45:133
85284499230,19cyclictest0-21swapper/310:40:133
852840992319,2cyclictest0-21swapper/211:25:122
85284099231,2cyclictest940008-21apt-get08:35:122
85284099231,2cyclictest940008-21apt-get08:35:122
85284099231,2cyclictest878797-21apt-get07:35:122
85284099231,2cyclictest0-21swapper/208:05:122
85284099231,21cyclictest1036573-21apt-get10:10:122
85284099230,3cyclictest955648-21sed08:50:162
85284099230,3cyclictest1170240-21apt-get12:20:112
852838992320,1cyclictest863633-21apt-get07:20:111
85283899231,20cyclictest893960-21apt-get07:50:111
85283899231,19cyclictest909160-21apt-get08:05:121
85283899230,21cyclictest1185867-21grep12:35:161
85283899230,20cyclictest0-21swapper/107:45:121
85283899230,19cyclictest0-21swapper/107:35:111
852834992318,4cyclictest1190159-21cron12:40:010
85283499231,2cyclictest919695-21apt-get08:15:130
85283499231,2cyclictest1113508-21apt-get11:25:120
85283499231,20cyclictest858128-21apt-get07:15:130
85283499231,20cyclictest1175274-21apt-get12:25:130
852844992219,2cyclictest64-21kcompactd009:50:043
852844992217,2cyclictest1006233-21apt-get09:40:113
85284499221,20cyclictest0-21swapper/308:10:003
85284499221,1cyclictest1103390-21apt-get11:15:133
85284499220,19cyclictest0-21swapper/312:35:113
85284499220,19cyclictest0-21swapper/312:10:113
85284499220,19cyclictest0-21swapper/311:55:133
85284499220,19cyclictest0-21swapper/309:55:123
852840992219,2cyclictest0-21swapper/207:50:102
85284099221,2cyclictest1026403-21apt-get10:00:092
85284099221,20cyclictest0-21swapper/210:15:182
85284099221,20cyclictest0-21swapper/209:55:122
85284099221,20cyclictest0-21swapper/209:49:322
85284099220,2cyclictest0-21swapper/212:05:112
85284099220,21cyclictest950590-21ps08:45:172
85284099220,1cyclictest873744-21apt-get07:30:122
852838992218,2cyclictest929853-21apt-get08:25:121
85283899221,2cyclictest863274-21gpg-connect-age07:20:011
85283899221,2cyclictest1066285-21ntpq10:35:231
85283899221,1cyclictest0-21swapper/111:40:001
85283899221,1cyclictest0-21swapper/107:10:131
85283899220,2cyclictest1154269-21basename12:05:011
85283899220,20cyclictest1031975-21irqcore10:05:171
85283899220,19cyclictest0-21swapper/108:00:121
852834992219,2cyclictest904106-21apt-get08:00:120
852834992219,2cyclictest1160083-21apt-get12:10:120
852834992218,2cyclictest976867-21kthreadcore09:10:170
852834992218,2cyclictest1011266-21apt-get09:45:120
85283499221,20cyclictest1046716-21apt-get10:20:120
85283499220,20cyclictest899052-21apt-get07:55:130
852844992119,1cyclictest0-21swapper/310:20:113
852844992119,1cyclictest0-21swapper/309:10:123
852844992119,1cyclictest0-21swapper/307:20:113
852844992118,2cyclictest960284-21apt-get08:55:123
852844992118,2cyclictest1078528-21ps10:50:163
852844992118,2cyclictest0-21swapper/311:10:123
852844992118,2cyclictest0-21swapper/310:05:123
852844992118,1cyclictest0-21swapper/310:10:113
852844992118,1cyclictest0-21swapper/309:30:133
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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