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2026-07-01 - 22:13
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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 Jul 01, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
40770993430,3cyclictest133775-21cron08:39:593
4076199319,20cyclictest0-21swapper/008:40:170
40761992924,3cyclictest245584-21apt-get10:30:130
4077099261,21cyclictest291488-21apt-get11:15:113
4076699262,20cyclictest200228-21apt-get09:45:112
4076699261,23cyclictest363225-21irqcore12:25:162
4076499261,21cyclictest113360-21apt-get08:20:131
40770992521,2cyclictest240565-21apt-get10:25:143
4077099251,22cyclictest3777322-21systemd-journal12:19:593
4076699252,21cyclictest174962-21apt-get09:20:132
40766992520,2cyclictest205259-21apt-get09:50:122
4076699251,22cyclictest500-21dbus-daemon08:05:002
4076699251,21cyclictest0-21swapper/211:20:112
4076499253,20cyclictest326887-21apt-get11:50:121
4076499251,20cyclictest190098-21apt-get09:35:111
40770992420,2cyclictest51116-21apt-get07:20:113
40770992419,3cyclictest215826-21irqcore10:00:173
40770992416,6cyclictest204977-21cron09:50:003
4077099241,20cyclictest66417-21apt-get07:35:123
4077099241,20cyclictest0-21swapper/310:55:113
4077099241,20cyclictest0-21swapper/308:10:133
4077099240,20cyclictest0-21swapper/307:30:113
4076699247,9cyclictest250352-21awk10:35:002
4076699243,20cyclictest0-21swapper/210:40:102
40766992420,2cyclictest82095-21apt-get07:50:112
40766992420,2cyclictest230477-21apt-get10:15:112
4076699241,2cyclictest107180-21ntpq08:10:222
4076699241,21cyclictest144166-21apt-get08:50:142
4076699240,22cyclictest331659-21cron11:55:002
40764992420,2cyclictest92719-21apt-get08:00:121
4076499241,22cyclictest3777322-21systemd-journal09:00:001
4076499241,20cyclictest372842-21apt-get12:35:131
4076499241,20cyclictest367765-21apt-get12:30:111
4076499240,4cyclictest260594-21rm10:45:001
4076199242,20cyclictest220395-21apt-get10:05:120
40761992419,3cyclictest46214-21df_inode07:15:140
4076199241,2cyclictest347124-21apt-get12:10:120
40770992320,2cyclictest0-21swapper/309:00:123
40770992319,2cyclictest0-21swapper/311:45:123
40770992319,2cyclictest0-21swapper/310:41:083
4077099231,20cyclictest342046-21apt-get12:05:123
4077099230,3cyclictest148935-21cron08:55:003
4077099230,21cyclictest509-21systemd-logind07:30:003
4077099230,21cyclictest235252-21cron10:20:003
4077099230,19cyclictest0-21swapper/311:40:113
4077099230,19cyclictest0-21swapper/310:05:123
40766992319,3cyclictest159773-21apt-get09:05:122
40766992319,2cyclictest391rcuc/208:30:012
40766992318,3cyclictest342533-21grep12:05:162
40766992317,5cyclictest129521-21ps08:35:172
4076699231,2cyclictest311635-21apt-get11:35:122
4076699231,2cyclictest225447-21apt-get10:10:112
4076699231,20cyclictest61359-21apt-get07:30:112
4076699231,20cyclictest149644-21apt-get08:55:152
4076699230,3cyclictest0-21swapper/211:00:112
4076699230,20cyclictest0-21swapper/209:35:112
40764992319,3cyclictest195176-21apt-get09:40:121
4076499231,2cyclictest40981-21apt-get07:10:121
4076499231,2cyclictest357682-21apt-get12:20:131
40761992319,2cyclictest362452-21cron12:24:590
40761992319,2cyclictest280177-21ntpq11:00:190
4076199231,20cyclictest179992-21apt-get09:25:130
4076199230,19cyclictest0-21swapper/009:30:120
40770992219,2cyclictest108295-21apt-get08:15:103
40770992219,2cyclictest0-21swapper/310:10:123
40770992218,2cyclictest261126-21apt-get10:45:023
40770992218,2cyclictest0-21swapper/308:55:143
40770992218,2cyclictest0-21swapper/308:25:133
40770992216,4cyclictest50839-21awk07:20:003
4077099220,2cyclictest377592-21cron12:40:003
4077099220,2cyclictest347611-21grep12:10:163
4077099220,2cyclictest306604-21modprobe11:30:103
4077099220,2cyclictest0-21swapper/312:25:123
40766992219,2cyclictest3777322-21systemd-journal09:15:012
40766992219,2cyclictest0-21swapper/212:00:092
40766992219,2cyclictest0-21swapper/207:55:132
40766992218,2cyclictest0-21swapper/207:35:122
4076699221,2cyclictest71940-21apt-get07:40:122
4076699221,2cyclictest0-21swapper/208:30:132
4076699221,20cyclictest0-21swapper/209:00:122
4076699221,20cyclictest0-21swapper/208:05:022
4076699221,1cyclictest0-21swapper/211:05:522
4076699220,2cyclictest41469-21grep07:10:162
4076699220,2cyclictest0-21swapper/207:15:122
4076699220,21cyclictest0-21swapper/208:15:102
4076699220,20cyclictest0-21swapper/209:15:122
40764992219,2cyclictest64-21kcompactd010:29:181
40764992219,1cyclictest311635-21apt-get11:35:111
40764992219,1cyclictest200228-21apt-get09:45:101
4076499220,21cyclictest230205-21sh10:15:011
4076499220,19cyclictest0-21swapper/109:55:111
4076499220,19cyclictest0-21swapper/109:20:121
4076499220,19cyclictest0-21swapper/109:15:121
40761992219,2cyclictest87642-21apt-get07:55:120
40761992219,2cyclictest0-21swapper/009:35:120
40761992219,2cyclictest0-21swapper/008:05:140
40761992218,2cyclictest375049-21sed12:35:180
40761992218,2cyclictest362735-21apt-get12:25:130
40761992218,2cyclictest300394-21ntpq11:20:190
40761992218,2cyclictest164876-21apt-get09:10:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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