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2026-05-01 - 21:58
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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 May 01, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
475958994844,2cyclictest776079-21fwupd12:00:213
475950992926,2cyclictest684726-21turbostat10:35:000
47595599271,6cyclictest710273-21taskset11:00:132
47595299271,23cyclictest511704-21apt-get07:45:121
47595899261,21cyclictest608708-21apt-get09:20:103
47595599262,22cyclictest644046-21apt-get09:55:112
47595599262,22cyclictest582942-21apt-get08:55:112
47595599262,21cyclictest659255-21apt-get10:10:112
47595599261,4cyclictest807723-21apt-get12:35:112
47595599260,24cyclictest787191-21cron12:15:002
47595899251,20cyclictest0-21swapper/309:30:113
475952992521,2cyclictest649099-21apt-get10:00:101
47595299251,2cyclictest700133-21apt-get10:50:091
47595299251,21cyclictest542471-21apt-get08:15:131
47595299251,21cyclictest506672-21apt-get07:40:101
47595299251,20cyclictest593521-21apt-get09:05:121
47595899241,3cyclictest679917-21apt-get10:30:103
47595899241,20cyclictest0-21swapper/308:45:123
475955992420,2cyclictest476168-21apt-get07:10:132
475955992418,4cyclictest756338-21turbostat11:44:592
475955992416,2cyclictest608449-21munin-run09:20:002
47595599241,3cyclictest735682-21cron11:25:002
47595599241,3cyclictest735682-21cron11:24:592
47595599241,3cyclictest552304-21sh08:25:002
47595599241,21cyclictest725879-21apt-get11:15:132
47595599241,21cyclictest725175-21apt11:15:002
47595599241,21cyclictest531692-21apt-get08:05:012
47595599241,20cyclictest0-21swapper/207:45:122
47595299242,2cyclictest720398-21apt-get11:10:111
47595299242,2cyclictest669367-21apt-get10:20:111
475952992420,2cyclictest516756-21apt-get07:50:111
475952992420,2cyclictest481215-21apt-get07:15:121
475952992419,1cyclictest0-21swapper/110:00:011
47595299241,21cyclictest776206-21udev-worker12:00:211
47595299241,20cyclictest0-21swapper/108:40:121
47595299241,19cyclictest761655-21apt-get11:50:111
47595299241,19cyclictest0-21swapper/110:10:111
47595299240,22cyclictest715321-21/usr/sbin/munin11:05:101
47595299240,20cyclictest562733-21apt-get08:35:111
475950992420,3cyclictest567809-21apt-get08:40:120
475950992418,4cyclictest622759-21ntpq09:30:210
47595099241,21cyclictest710269-21apt-get11:00:130
47595099241,21cyclictest613762-21apt-get09:25:110
47595099240,21cyclictest776205-21ntp_states12:00:210
47595899231,2cyclictest0-21swapper/310:00:103
47595899231,21cyclictest729588-21/usr/sbin/munin11:15:193
47595899230,3cyclictest746200-21cron11:35:003
47595899230,3cyclictest746200-21cron11:34:593
47595899230,20cyclictest0-21swapper/308:25:123
47595899230,20cyclictest0-21swapper/308:25:113
47595899230,19cyclictest0-21swapper/307:35:093
475955992318,3cyclictest772188-21apt-get12:00:112
47595599231,3cyclictest0-21swapper/210:30:102
47595599231,2cyclictest802409-21turbostat.cron12:30:002
47595599231,20cyclictest608708-21apt-get09:20:102
47595599231,20cyclictest0-21swapper/208:00:112
47595599230,3cyclictest766496-21apt-config11:55:002
47595599230,22cyclictest577640-21idleruntime-cro08:50:002
47595599230,20cyclictest0-21swapper/210:20:112
47595599230,20cyclictest0-21swapper/210:15:122
475952992320,1cyclictest577893-21apt-get08:50:111
475952992319,2cyclictest797305-21cron12:25:001
47595299231,2cyclictest623892-21apt-get09:35:111
47595299231,2cyclictest526909-21apt-get08:00:111
47595299230,4cyclictest791505-21sshd12:15:211
47595299230,21cyclictest702-21runrttasks09:30:201
47595299230,21cyclictest694845-21awk10:45:001
47595299230,20cyclictest0-21swapper/112:35:101
47595299230,20cyclictest0-21swapper/111:45:131
47595299230,20cyclictest0-21swapper/108:55:111
475950992320,2cyclictest684994-21apt-get10:35:100
475950992319,2cyclictest695104-21apt-get10:45:110
47595099231,2cyclictest730912-21apt-get11:20:110
47595099231,2cyclictest730912-21apt-get11:20:110
47595099231,2cyclictest572841-21apt-get08:45:120
47595099231,2cyclictest537417-21apt-get08:10:110
47595099231,2cyclictest514-21in:imuxsock12:15:210
47595099231,21cyclictest802673-21apt-get12:30:100
47595099231,20cyclictest0-21swapper/007:45:120
47595099230,22cyclictest497018-21grep07:30:170
47595099230,1cyclictest0-21swapper/009:35:110
47595099230,19cyclictest0-21swapper/008:30:100
475958992219,2cyclictest0-21swapper/310:40:113
475958992219,2cyclictest0-21swapper/308:35:123
475958992219,2cyclictest0-21swapper/307:55:143
475958992219,1cyclictest0-21swapper/308:55:123
475958992218,2cyclictest741142-21cron11:30:003
475958992218,2cyclictest0-21swapper/311:40:113
47595899220,21cyclictest725174-21cron11:15:003
47595899220,21cyclictest689767-21cron10:40:003
47595899220,19cyclictest0-21swapper/311:20:123
47595899220,19cyclictest0-21swapper/311:20:113
47595899220,19cyclictest0-21swapper/310:25:123
47595899220,19cyclictest0-21swapper/309:50:103
47595899220,19cyclictest0-21swapper/308:40:113
475955992218,2cyclictest0-21swapper/207:35:102
47595599221,2cyclictest802673-21apt-get12:30:102
47595599220,21cyclictest0-21swapper/210:50:082
47595599220,21cyclictest0-21swapper/209:25:112
47595599220,20cyclictest766453-21apt-get11:55:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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