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2026-06-20 - 17:25
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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 Jun 20, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
392631099304,25cyclictest171ktimers/009:30:140
3926310993019,9cyclictest24458-21apt-get11:55:110
392631099301,1cyclictest0-21swapper/011:30:130
392631099300,2cyclictest30005-21ps12:00:160
3926310992920,7cyclictest3942228-21apt-get07:25:130
392631099291,8cyclictest4166882-21apt-get11:05:110
392631099291,2cyclictest3986933-21ntpq08:05:210
3926310992818,9cyclictest0-21swapper/009:50:160
392631099281,2cyclictest0-21swapper/008:00:140
392631099281,26cyclictest64-21kcompactd007:17:540
392631099281,20cyclictest0-21swapper/008:35:130
392631099280,1cyclictest0-21swapper/011:35:190
392631499272,22cyclictest3967470-21apt-get07:50:121
3926310992721,5cyclictest49597-21systemd-run12:20:010
3926310992718,8cyclictest0-21swapper/012:10:220
3926310992717,8cyclictest39432-21munin-run12:10:000
3926314992621,2cyclictest54893-21apt-get12:25:091
3926314992619,4cyclictest4032587-21ntp_states08:50:221
392631499260,23cyclictest4131971-21irqcore10:30:161
392631099267,10cyclictest4028322-21cron08:54:550
392631099261,21cyclictest4131482-21apt-get10:30:120
392631099260,1cyclictest0-21swapper/009:45:110
392632399250,23cyclictest4146434-21cron10:45:003
392631999252,20cyclictest3947257-21apt-get07:30:112
392631499252,2cyclictest4141634-21apt-get10:40:101
3926314992521,2cyclictest4038704-21apt-get09:00:121
3926314992520,3cyclictest3926315-21latency_hist07:10:011
3926314992518,4cyclictest4210-21irqcore11:35:161
392631499251,20cyclictest4136560-21apt-get10:35:111
392631499251,20cyclictest4033661-21apt-get08:55:121
392631499250,21cyclictest0-21swapper/112:10:111
392631099258,15cyclictest500-21dbus-daemon10:10:000
392631099252,20cyclictest65002-21apt-get12:35:130
3926310992517,7cyclictest4120637-21sh10:20:010
3926310992516,7cyclictest59946-21apt-get12:30:120
3926310992513,10cyclictest0-21swapper/007:55:000
392631099250,24cyclictest0-21swapper/008:49:170
3926323992420,2cyclictest4079251-21apt-get09:40:153
3926323992419,3cyclictest4016425-21kthreadcore08:35:193
392632399241,3cyclictest3983056-21apt-get08:05:133
392632399241,21cyclictest4074173-21apt-get09:35:123
392632399241,21cyclictest4074173-21apt-get09:35:123
392631999241,21cyclictest4110348-21apt-get10:10:122
392631999241,20cyclictest3988110-21apt-get08:10:132
392631999240,22cyclictest34317-21sh12:05:002
392631999240,20cyclictest4126408-21apt-get10:25:132
3926314992420,2cyclictest4069075-21apt-get09:30:141
3926314992420,2cyclictest4043782-21apt-get09:05:131
3926314992419,3cyclictest3930529-21ntpq07:10:221
392631499241,4cyclictest4105356-21irqcore10:05:171
392631499241,3cyclictest4176779-21cron11:14:591
392631499241,2cyclictest4058962-21apt-get09:20:111
392631499241,20cyclictest3937174-21apt-get07:20:111
392631499240,22cyclictest3977302-21cron08:00:001
392631499240,21cyclictest0-21swapper/110:00:121
3926310992419,2cyclictest8806-21apt-get11:40:130
3926310992417,6cyclictest0-21swapper/011:12:490
3926310992417,6cyclictest0-21swapper/008:25:000
3926310992415,8cyclictest0-21swapper/007:10:130
392631099241,21cyclictest4018502-21apt-get08:40:120
392631099240,23cyclictest0-21swapper/009:08:070
392631099240,22cyclictest4079411-21/usr/sbin/munin09:40:150
392631099240,20cyclictest64-21kcompactd007:35:060
392631099240,1cyclictest0-21swapper/010:11:320
3926323992318,3cyclictest4162312-21irqcore11:00:173
392632399231,2cyclictest0-21swapper/308:30:123
392632399231,20cyclictest4093222-21ntpq09:50:213
392632399231,20cyclictest0-21swapper/311:10:113
392631999232,2cyclictest4126141-21cron10:25:002
3926319992320,2cyclictest3962396-21apt-get07:45:122
3926319992319,2cyclictest4053608-21cron09:15:002
392631999231,2cyclictest12728-21ntpq11:40:212
392631999230,20cyclictest0-21swapper/211:55:122
392631999230,20cyclictest0-21swapper/208:55:122
3926314992319,2cyclictest34590-21apt-get12:05:141
3926314992319,2cyclictest0-21swapper/110:45:121
3926314992318,3cyclictest3952312-21apt-get07:35:141
392631499231,2cyclictest4083120-21ntpq09:40:221
392631499231,19cyclictest0-21swapper/111:05:121
392631499230,21cyclictest4186841-21cron11:24:591
392631499230,21cyclictest4161570-21munin-run11:00:001
392631499230,21cyclictest4120771-21apt-config10:20:011
392631499230,21cyclictest4094087-21cron09:55:001
392631499230,21cyclictest4074463-21sshd09:35:151
392631499230,21cyclictest4074463-21sshd09:35:141
392631499230,21cyclictest4022362-21/usr/sbin/munin08:40:201
392631499230,20cyclictest0-21swapper/107:40:131
392631499230,19cyclictest0-21swapper/112:30:111
3926310992318,3cyclictest4099126-21cron10:00:000
3926310992317,5cyclictest64-21kcompactd007:22:120
3926310992316,5cyclictest0-21swapper/011:45:030
392631099231,3cyclictest19406-21apt-get11:50:140
392631099231,2cyclictest4003274-21apt-get08:25:140
392631099231,20cyclictest4182111-21apt-get11:20:120
392631099231,20cyclictest3973003-21/usr/sbin/munin07:55:160
392631099231,20cyclictest0-21swapper/008:55:120
392631099230,3cyclictest4064005-21modprobe09:25:130
392631099230,20cyclictest0-21swapper/008:10:130
3926323992219,2cyclictest4109856-21latency_hist10:10:003
3926323992219,2cyclictest0-21swapper/308:25:183
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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