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2026-08-21 - 20:20
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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 Fri Aug 21, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
50961499283,6cyclictest560337-21cron08:00:002
509614992722,3cyclictest0-21swapper/208:25:002
509614992720,5cyclictest510336-21cut07:10:152
509614992620,4cyclictest545422-21apt-get07:45:122
509614992620,4cyclictest545422-21apt-get07:45:112
50961299262,22cyclictest642213-21apt-get09:20:121
50961299262,21cyclictest678114-21apt-get09:55:101
50960899260,24cyclictest776244-21grep11:30:140
50960899260,24cyclictest769963-21cron11:25:000
50961799251,21cyclictest796020-21apt-get11:50:133
509614992522,2cyclictest566175-21grep08:05:162
50961499252,21cyclictest540330-21apt-get07:40:112
509614992521,2cyclictest703912-21apt-get10:20:112
509614992521,2cyclictest703912-21apt-get10:20:112
509614992520,3cyclictest688254-21apt-get10:05:122
50961499251,3cyclictest790951-21apt-get11:45:122
50961499250,23cyclictest565400-21cron08:05:002
509612992522,2cyclictest637621-21cut09:15:171
50961299251,4cyclictest519996-21apt-get07:20:101
50961299251,21cyclictest836532-21apt-get12:30:111
50961299251,21cyclictest821277-21apt-get12:15:111
50960899251,21cyclictest632024-21apt-get09:10:110
50960899251,20cyclictest831439-21apt-get12:25:100
50960899250,23cyclictest576722-21ps08:15:160
509617992421,2cyclictest0-21swapper/312:40:003
509617992420,3cyclictest529011-21ntpq07:25:203
50961499243,1cyclictest0-21swapper/212:35:102
50961499242,2cyclictest0-21swapper/211:55:152
509614992421,2cyclictest0-21swapper/209:20:002
509612992420,2cyclictest535241-21apt-get07:35:131
509612992420,2cyclictest525043-21apt-get07:25:111
509612992419,4cyclictest831186-21munin-run12:24:591
50961299241,21cyclictest667956-21apt-get09:45:111
50961299241,20cyclictest0-21swapper/107:30:111
50960899242,20cyclictest586353-21apt-get08:25:100
50960899241,3cyclictest0-21swapper/011:15:100
50960899241,2cyclictest801066-21apt-get11:55:150
50960899241,21cyclictest811189-21apt-get12:05:120
50960899241,21cyclictest785882-21apt-get11:40:120
50960899240,23cyclictest698117-21cron10:15:000
50960899240,23cyclictest698117-21cron10:15:000
509617992319,2cyclictest581307-21apt-get08:20:113
50961799231,19cyclictest0-21swapper/307:15:123
50961799230,20cyclictest0-21swapper/309:55:103
50961799230,20cyclictest0-21swapper/308:50:123
50961499234,7cyclictest500-21dbus-daemon10:15:002
50961499234,7cyclictest500-21dbus-daemon10:15:002
509614992319,2cyclictest617270-21irqcore08:55:162
509614992317,1cyclictest191rcu_preempt08:30:222
50961499231,2cyclictest0-21swapper/207:20:212
50961499231,21cyclictest647005-21cron09:24:592
50961499231,21cyclictest610632-21ntpq08:45:212
50961499230,20cyclictest0-21swapper/209:40:142
50961299231,2cyclictest729702-21apt-get10:45:121
50961299231,2cyclictest0-21swapper/110:55:131
50961299231,20cyclictest0-21swapper/110:40:001
50961299230,3cyclictest596223-21cron08:35:001
50961299230,22cyclictest785606-21cron11:40:001
50961299230,22cyclictest735274-21ps10:50:151
50961299230,20cyclictest0-21swapper/110:20:111
50961299230,20cyclictest0-21swapper/110:20:111
509608992320,2cyclictest830326-21ntpq12:20:200
509608992320,2cyclictest514927-21apt-get07:15:120
509608992319,2cyclictest806611-21cut12:00:170
50960899231,2cyclictest745827-21ps11:00:140
50960899231,2cyclictest714050-21apt-get10:30:110
50960899231,2cyclictest652752-21apt-get09:30:120
50960899231,2cyclictest647282-21apt-get09:25:130
50960899231,2cyclictest570746-21apt-get08:10:120
50960899231,20cyclictest816231-21apt-get12:10:110
50960899231,20cyclictest734791-21apt-get10:50:110
50960899230,22cyclictest785605-21cron11:40:000
50960899230,22cyclictest744606-21cron11:00:010
50960899230,21cyclictest795741-21cron11:50:000
50961799221,2cyclictest780812-21apt-get11:35:123
50961799221,2cyclictest668456-21grep09:45:163
50961799221,20cyclictest595319-21ntpq08:30:203
50961799221,20cyclictest523927-21ntpq07:20:203
50961799220,20cyclictest0-21swapper/310:20:113
50961799220,20cyclictest0-21swapper/310:20:113
50961799220,20cyclictest0-21swapper/310:10:113
50961799220,20cyclictest0-21swapper/310:10:113
50961799220,19cyclictest0-21swapper/310:30:113
50961799220,19cyclictest0-21swapper/308:10:113
50961799220,19cyclictest0-21swapper/307:35:123
50961499223,18cyclictest0-21swapper/209:30:002
509614992219,2cyclictest708984-21chrt10:25:112
509614992219,2cyclictest611722-21apt-get08:50:132
509614992219,2cyclictest0-21swapper/211:05:102
509614992217,4cyclictest786377-21ps11:40:162
50961499221,2cyclictest601559-21apt-get08:40:122
50961499221,20cyclictest0-21swapper/211:50:132
50961499221,1cyclictest0-21swapper/212:10:122
50961499220,2cyclictest596496-21seq08:35:132
50961499220,2cyclictest0-21swapper/210:45:112
50961499220,20cyclictest0-21swapper/211:20:122
509612992219,1cyclictest0-21swapper/109:10:111
509612992217,4cyclictest821009-21cron12:15:001
509612992217,3cyclictest596492-21apt-get08:35:131
509612992216,4cyclictest831442-21taskset12:25:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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