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2026-09-17 - 00:11
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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 Sep 16, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
43402499335,25cyclictest0-21swapper/310:25:163
43402099311,20cyclictest602689-21awk09:55:002
43402499301,28cyclictest0-21swapper/310:20:003
43402499300,2cyclictest3777322-21systemd-journal07:49:593
434020993012,5cyclictest439344-21apt-get07:15:102
43402099301,21cyclictest471649-21kthreadcore07:45:152
434024992918,10cyclictest690129-21irqcore11:20:173
43402499280,2cyclictest500-21dbus-daemon11:59:293
43402499280,26cyclictest0-21swapper/311:10:123
43402499280,1cyclictest0-21swapper/308:50:173
434018992824,2cyclictest0-21swapper/112:15:001
43402499276,11cyclictest575797-21cut09:25:183
43402499275,11cyclictest516414-21sort08:30:103
43402499271,23cyclictest526437-21apt-get08:40:133
43402499270,2cyclictest0-21swapper/309:40:143
43402499270,1cyclictest0-21swapper/307:25:133
434020992719,7cyclictest1-21systemd10:20:012
43402099270,3cyclictest480911-21ps07:55:172
43402099270,26cyclictest561260-21users09:10:252
43402499260,2cyclictest714298-21ntpq11:40:213
43402099261,21cyclictest755960-21apt-get12:25:122
43402099261,20cyclictest587729-21apt-get09:40:142
43402099260,19cyclictest690122-21ps11:20:172
43401899262,20cyclictest582658-21apt-get09:35:141
434015992620,3cyclictest710375-21apt-get11:40:110
43401599260,24cyclictest678762-21cron11:09:590
43402499250,21cyclictest0-21swapper/312:25:123
434020992520,3cyclictest0-21swapper/212:30:162
434020992519,4cyclictest0-21swapper/207:35:132
434020992516,8cyclictest0-21swapper/208:50:172
43402099251,21cyclictest510850-21apt-get08:25:132
43402099251,21cyclictest444422-21apt-get07:20:122
43402099250,2cyclictest679037-21apt-get11:10:122
434018992520,3cyclictest653689-21apt-get10:45:131
43401899250,5cyclictest589956-21sort09:40:191
43401599252,3cyclictest0-21swapper/012:15:000
434015992520,3cyclictest643570-21apt-get10:35:120
434015992520,3cyclictest500663-21apt-get08:15:130
43401599251,3cyclictest480427-21apt-get07:55:130
43401599251,21cyclictest0-21swapper/012:25:110
43401599251,20cyclictest0-21swapper/008:30:100
434024992418,5cyclictest0-21swapper/312:00:203
434024992415,8cyclictest485647-21fschecks_count08:00:143
434024992415,8cyclictest459391-21sh07:34:593
434020992417,6cyclictest0-21swapper/212:00:202
43402099241,20cyclictest0-21swapper/212:10:092
43402099240,20cyclictest0-21swapper/211:25:112
43402099240,1cyclictest0-21swapper/208:40:132
43401899242,3cyclictest541643-21apt-get08:55:121
434018992420,2cyclictest694648-21apt-get11:25:111
43401899240,23cyclictest638967-21tr10:30:181
434015992420,2cyclictest623244-21apt-get10:15:130
434015992420,2cyclictest608033-21apt-get10:00:120
434015992420,2cyclictest572519-21apt-get09:25:120
434015992419,3cyclictest658755-21apt-get10:50:110
43401599241,3cyclictest434232-21apt-get07:10:140
43401599241,3cyclictest0-21swapper/011:50:160
43401599241,21cyclictest725561-21apt-get11:55:100
43401599241,21cyclictest699720-21apt-get11:30:120
43401599241,21cyclictest648640-21apt-get10:40:130
434024992318,4cyclictest0-21swapper/309:10:253
434024992316,6cyclictest0-21swapper/311:00:143
434024992314,7cyclictest746819-21kthreadcore12:15:183
434024992314,7cyclictest746819-21kthreadcore12:15:173
43402499230,20cyclictest0-21swapper/309:35:133
43402499230,20cyclictest0-21swapper/308:20:133
43402499230,20cyclictest0-21swapper/308:05:083
43402499230,20cyclictest0-21swapper/307:10:143
43402499230,19cyclictest0-21swapper/311:25:113
434020992320,2cyclictest468751-21ntpq07:40:222
434020992319,2cyclictest0-21swapper/212:15:132
434020992319,2cyclictest0-21swapper/212:15:122
434020992319,2cyclictest0-21swapper/209:40:002
434020992318,4cyclictest64-21kcompactd007:52:142
434020992315,7cyclictest0-21swapper/208:35:012
43402099231,20cyclictest546712-21apt-get09:00:112
43402099231,20cyclictest0-21swapper/211:30:132
434018992319,2cyclictest633384-21apt-get10:25:111
43401899231,2cyclictest618173-21apt-get10:10:111
43401899231,2cyclictest0-21swapper/108:35:141
43401899231,20cyclictest0-21swapper/107:45:011
43401899230,21cyclictest475056-21cron07:50:001
43401899230,20cyclictest0-21swapper/111:40:111
43401899230,20cyclictest0-21swapper/109:25:121
43401899230,20cyclictest0-21swapper/108:20:131
43401899230,20cyclictest0-21swapper/108:10:121
43401899230,20cyclictest0-21swapper/107:20:111
434015992320,2cyclictest602704-21latency_hist09:55:000
434015992319,2cyclictest628315-21apt-get10:20:120
434015992319,2cyclictest531506-21apt-get08:45:130
434015992319,2cyclictest0-21swapper/007:50:090
43401599231,2cyclictest0-21swapper/011:10:120
43401599231,2cyclictest0-21swapper/007:40:120
43401599231,21cyclictest0-21swapper/012:15:130
43401599231,21cyclictest0-21swapper/012:15:120
43401599231,21cyclictest0-21swapper/010:55:120
43401599231,20cyclictest684128-21apt-get11:15:110
43401599231,20cyclictest0-21swapper/007:15:120
434024992219,2cyclictest0-21swapper/310:00:003
434024992216,5cyclictest0-21swapper/310:50:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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