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2026-05-14 - 01:13
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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 376 highest latencies:
System rackeslot4.osadl.org (updated Wed May 13, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22539599286,11cyclictest230426-21munin-run07:15:002
225398992724,2cyclictest496147-21cron11:35:013
22539899261,21cyclictest455587-21apt-get10:55:113
22539599262,21cyclictest506975-21apt-get11:45:112
225388992622,3cyclictest225384-21cyclictest10:20:000
22539899252,21cyclictest512050-21apt-get11:50:113
225398992520,3cyclictest292188-21apt-get08:15:123
22539599251,21cyclictest354171-21grep09:15:162
22539599251,20cyclictest0-21swapper/211:10:022
22539599250,23cyclictest491851-21ps11:30:162
22539399251,23cyclictest261-21systemd-journal09:55:001
22539399250,5cyclictest374774-21ps09:35:181
22539899242,2cyclictest297223-21apt-get08:20:123
225398992420,2cyclictest543284-21apt-get12:20:123
22539899241,21cyclictest230683-21apt-get07:15:123
22539899241,20cyclictest0-21swapper/312:10:133
22539899241,20cyclictest0-21swapper/307:10:133
22539899240,22cyclictest245891-21cat07:30:003
22539899240,21cyclictest0-21swapper/308:00:133
225395992422,1cyclictest0-21swapper/211:30:012
225395992420,2cyclictest364191-21apt-get09:25:102
22539599241,20cyclictest522157-21apt-get12:00:112
22539399241,20cyclictest532691-21apt-get12:10:121
22539399241,20cyclictest486313-21apt-get11:25:121
22539399241,20cyclictest465649-21apt-get11:05:121
22538899242,2cyclictest333017-21apt-get08:55:110
22538899241,2cyclictest517105-21apt-get11:55:110
22538899240,21cyclictest343547-21apt-get09:05:090
225398992320,2cyclictest501474-21apt-get11:40:113
225398992320,2cyclictest369223-21apt-get09:30:113
225398992319,2cyclictest460596-21apt-get11:00:123
225398992319,2cyclictest450544-21apt-get10:50:113
225398992319,2cyclictest0-21swapper/310:30:123
225398992319,2cyclictest0-21swapper/310:15:113
225398992319,2cyclictest0-21swapper/308:45:113
225398992319,2cyclictest0-21swapper/307:20:133
225398992318,4cyclictest563249-21idleruntime-cro12:40:003
225398992317,4cyclictest261-21systemd-journal09:40:003
22539899231,2cyclictest409719-21apt-get10:10:103
22539899231,2cyclictest409719-21apt-get10:10:103
22539899231,2cyclictest0-21swapper/311:05:123
22539899231,21cyclictest476203-21apt-get11:15:113
22539899231,20cyclictest0-21swapper/311:25:113
22539899230,21cyclictest400126-21sort10:00:163
22539899230,21cyclictest251048-21cron07:35:013
22539899230,21cyclictest251048-21cron07:35:003
225395992319,2cyclictest542634-21unin-run12:19:592
22539599231,3cyclictest251327-21apt-get07:35:122
22539599230,3cyclictest486038-21cron11:25:012
22539599230,21cyclictest292679-21cut08:15:162
22539599230,20cyclictest256791-21apt-get07:40:032
22539599230,20cyclictest0-21swapper/210:50:112
22539599230,20cyclictest0-21swapper/208:55:102
22539599230,20cyclictest0-21swapper/208:35:112
225393992320,2cyclictest235473-21systemd-run07:20:001
225393992319,2cyclictest266933-21apt-get07:50:131
225393992318,4cyclictest435904-21grep10:35:151
22539399231,20cyclictest307304-21apt-get08:30:111
22539399231,19cyclictest414796-21apt-get10:15:111
22539399230,4cyclictest236208-21sort07:20:161
22539399230,21cyclictest256169-21munin-run07:40:001
22539399230,20cyclictest312758-21apt-get08:35:111
225388992319,3cyclictest481762-21/usr/sbin/munin11:20:160
225388992319,2cyclictest491368-21apt-get11:30:110
225388992319,2cyclictest379354-21apt-get09:40:120
225388992319,2cyclictest312205-21latency_hist08:35:000
22538899231,21cyclictest425323-21apt-get10:25:100
22538899230,20cyclictest0-21swapper/007:25:130
225398992219,2cyclictest0-21swapper/310:40:103
225398992219,2cyclictest0-21swapper/309:10:113
225398992219,1cyclictest0-21swapper/310:05:123
22539899221,2cyclictest0-21swapper/309:50:113
22539899221,2cyclictest0-21swapper/309:00:113
22539899221,2cyclictest0-21swapper/308:35:193
22539899221,20cyclictest0-21swapper/309:25:103
22539899221,20cyclictest0-21swapper/308:55:103
22539899221,20cyclictest0-21swapper/307:40:033
22539899220,2cyclictest358461-21cron09:19:593
22539899220,21cyclictest0-21swapper/308:30:123
22539899220,20cyclictest394562-21apt-get09:55:133
225395992219,2cyclictest302003-21idleruntime-cro08:25:012
225395992219,1cyclictest359163-21apt-get09:20:122
22539599221,1cyclictest0-21swapper/210:35:112
22539599220,2cyclictest0-21swapper/208:30:112
22539599220,19cyclictest0-21swapper/211:00:122
22539599220,19cyclictest0-21swapper/207:55:112
225393992219,2cyclictest506485-21cut11:45:001
225393992219,1cyclictest317838-21apt-get08:40:121
225393992219,1cyclictest292188-21apt-get08:15:111
225393992218,2cyclictest471129-21apt-get11:10:141
225393992218,2cyclictest0-21swapper/109:20:171
22539399220,2cyclictest511776-21cron11:49:591
22539399220,19cyclictest0-21swapper/112:35:111
22539399220,19cyclictest0-21swapper/111:15:101
225388992219,2cyclictest0-21swapper/010:50:120
225388992218,3cyclictest496422-21apt-get11:35:130
225388992216,4cyclictest269142-21runrttasks07:50:190
22538899221,20cyclictest322934-21apt-get08:45:110
22538899221,20cyclictest225610-21apt-get07:10:130
22538899221,20cyclictest0-21swapper/007:20:120
22538899221,19cyclictest348629-21apt-get09:10:120
225398992119,1cyclictest272444-21ps07:55:153
225398992119,1cyclictest0-21swapper/309:05:093
225398992119,1cyclictest0-21swapper/308:10:123
225398992118,2cyclictest491ktimers/312:15:103
225398992118,2cyclictest267419-21grep07:50:173
22539899210,20cyclictest0-21swapper/311:10:133
22539899210,1cyclictest0-21swapper/311:55:113
22539899210,19cyclictest0-21swapper/309:40:113
225395992119,1cyclictest0-21swapper/210:05:112
225395992119,1cyclictest0-21swapper/208:25:112
225395992118,2cyclictest506327-21apt-config11:45:002
22539599210,20cyclictest0-21swapper/212:20:122
22539599210,20cyclictest0-21swapper/209:50:192
22539599210,1cyclictest0-21swapper/212:35:112
22539599210,19cyclictest0-21swapper/210:15:112
225393992119,1cyclictest347642-21chrt09:05:211
225393992119,1cyclictest0-21swapper/108:10:121
225393992118,2cyclictest265771-21ntpq07:45:191
22539399210,1cyclictest0-21swapper/110:20:111
22539399210,19cyclictest0-21swapper/108:05:121
22539399210,18cyclictest0-21swapper/109:55:141
225388992119,1cyclictest440413-21apt-get10:40:110
225388992119,1cyclictest0-21swapper/012:25:110
225388992119,1cyclictest0-21swapper/011:45:000
225388992119,1cyclictest0-21swapper/010:10:110
225388992119,1cyclictest0-21swapper/010:10:100
225388992119,1cyclictest0-21swapper/009:25:110
225388992119,1cyclictest0-21swapper/008:05:120
225388992119,1cyclictest0-21swapper/007:15:210
225388992118,2cyclictest1-21systemd11:45:000
225388992118,2cyclictest0-21swapper/012:30:110
225388992118,2cyclictest0-21swapper/011:10:140
22538899211,1cyclictest0-21swapper/012:20:120
22538899211,19cyclictest0-21swapper/008:15:110
22538899210,20cyclictest0-21swapper/012:05:110
22538899210,20cyclictest0-21swapper/012:00:100
22538899210,20cyclictest0-21swapper/011:15:100
22538899210,20cyclictest0-21swapper/009:45:110
22538899210,20cyclictest0-21swapper/009:15:120
225398992019,1cyclictest0-21swapper/311:45:113
225398992016,2cyclictest548358-21apt-get12:25:113
225398992016,2cyclictest420782-21ps10:20:163
22539899200,1cyclictest0-21swapper/312:00:103
22539899200,19cyclictest0-21swapper/312:30:163
225395992018,1cyclictest245579-21apt-get07:30:002
225395992018,1cyclictest0-21swapper/211:50:202
225395992018,1cyclictest0-21swapper/211:15:162
225395992018,1cyclictest0-21swapper/208:50:212
22539599201,7cyclictest343293-21munin-run09:04:592
225395992017,1cyclictest0-21swapper/207:20:132
22539599200,1cyclictest0-21swapper/212:25:122
225393992018,1cyclictest0-21swapper/111:55:111
225393992018,1cyclictest0-21swapper/111:20:131
225393992018,1cyclictest0-21swapper/111:00:121
225393992018,1cyclictest0-21swapper/110:10:121
225393992018,1cyclictest0-21swapper/110:10:111
225393992018,1cyclictest0-21swapper/109:45:111
225393992018,1cyclictest0-21swapper/108:50:001
225393992016,3cyclictest526989-21apt-key12:04:591
22539399200,1cyclictest357649-21ntpq09:15:221
22539399200,1cyclictest0-21swapper/110:40:101
22539399200,1cyclictest0-21swapper/110:05:121
22539399200,1cyclictest0-21swapper/107:40:121
22539399200,19cyclictest532425-21idleruntime-cro12:10:001
22539399200,19cyclictest0-21swapper/111:35:211
22539399200,19cyclictest0-21swapper/108:29:371
225388992018,1cyclictest287135-21apt-get08:10:120
225388992018,1cyclictest256141-21apt-get07:40:030
225388992018,1cyclictest0-21swapper/008:25:120
225388992016,2cyclictest281798-21munin-run08:05:000
22538899200,1cyclictest0-21swapper/012:15:150
22538899200,1cyclictest0-21swapper/011:05:110
22538899200,1cyclictest0-21swapper/010:30:110
22538899200,1cyclictest0-21swapper/008:20:130
22538899200,1cyclictest0-21swapper/007:30:120
22538899200,1cyclictest0-21swapper/007:30:120
22538899200,19cyclictest1828824-21kworker/u8:3+flush-259:010:20:110
22538899200,19cyclictest0-21swapper/010:00:110
22538899200,19cyclictest0-21swapper/007:55:110
22538899200,19cyclictest0-21swapper/007:45:100
225398991917,1cyclictest0-21swapper/307:45:113
225398991916,2cyclictest0-21swapper/310:45:123
225398991915,2cyclictest0-21swapper/308:25:113
225395991917,1cyclictest0-21swapper/208:10:202
225395991916,2cyclictest0-21swapper/211:55:112
225395991916,2cyclictest0-21swapper/210:20:122
225395991916,1cyclictest0-21swapper/211:35:132
225395991915,1cyclictest0-21swapper/210:40:102
225393991917,1cyclictest0-21swapper/110:25:111
225393991917,1cyclictest0-21swapper/109:40:221
225393991917,1cyclictest0-21swapper/109:25:111
225393991916,2cyclictest435148-21sleep10:35:011
225393991916,2cyclictest349116-21irqcore09:10:151
225388991916,2cyclictest321757-21ntpq08:40:200
225388991915,3cyclictest2875-21cron12:40:000
225398991814,2cyclictest0-21swapper/311:20:123
225398991814,2cyclictest0-21swapper/307:35:173
225395991816,1cyclictest0-21swapper/207:15:122
225395991814,2cyclictest0-21swapper/212:10:002
22539399189,8cyclictest0-21swapper/110:50:011
225393991816,1cyclictest0-21swapper/112:25:111
225393991816,1cyclictest0-21swapper/110:50:121
225393991815,2cyclictest491850-21irqcore11:30:151
225388991816,1cyclictest0-21swapper/012:10:210
225388991816,1cyclictest0-21swapper/011:50:110
225388991816,1cyclictest0-21swapper/010:05:190
225388991816,1cyclictest0-21swapper/009:55:140
225388991816,1cyclictest0-21swapper/009:35:130
225388991815,2cyclictest332752-21sh08:55:000
22538899180,17cyclictest0-21swapper/009:30:200
225395991715,1cyclictest0-21swapper/209:45:112
225395991714,1cyclictest266657-21cron07:50:002
225393991715,1cyclictest0-21swapper/112:15:101
225393991714,2cyclictest0-21swapper/108:25:011
225393991714,2cyclictest0-21swapper/107:30:001
225388991715,1cyclictest445468-21apt-get10:45:110
225388991715,1cyclictest0-21swapper/007:35:130
225388991714,2cyclictest394307-21munin-run09:55:000
225388991713,3cyclictest61650irq/133-enp0s29f1:rx-011:00:180
225388991713,3cyclictest456091-21ps10:55:160
225398991612,2cyclictest0-21swapper/310:40:013
225395991614,1cyclictest0-21swapper/209:30:102
225395991613,2cyclictest375226-21ps09:35:182
225395991612,2cyclictest323423-21irqcore08:45:152
22539599160,14cyclictest353429-21awk09:14:592
22539399167,7cyclictest558195-21idleruntime-cro12:35:001
225393991615,1cyclictest64-21kcompactd007:10:231
225393991614,1cyclictest0-21swapper/108:55:111
225393991613,2cyclictest343277-21idleruntime-cro09:04:591
225393991613,2cyclictest0-21swapper/111:00:001
225393991612,2cyclictest0-21swapper/109:34:591
225388991614,1cyclictest0-21swapper/008:35:110
225388991613,2cyclictest61650irq/133-enp0s29f1:rx-009:03:330
225398991513,1cyclictest532436-21munin-run12:10:003
225398991512,2cyclictest363952-21systemd-run09:25:003
225398991512,2cyclictest0-21swapper/310:30:003
225398991512,1cyclictest0-21swapper/309:45:113
225395991511,2cyclictest0-21swapper/211:10:012
225395991510,3cyclictest394736-21cut09:55:152
225393991512,2cyclictest2875-21cron12:25:001
22539399150,12cyclictest0-21swapper/107:55:111
225388991512,2cyclictest61650irq/133-enp0s29f1:rx-011:25:180
225388991512,2cyclictest61650irq/133-enp0s29f1:rx-009:20:210
22539599146,6cyclictest0-21swapper/210:50:012
225395991412,1cyclictest0-21swapper/210:25:112
225395991412,1cyclictest0-21swapper/209:05:102
225395991411,2cyclictest553479-21cpuspeed_turbos12:30:112
225395991411,2cyclictest434263-21taskset10:30:212
225395991411,2cyclictest286865-21cron08:10:012
225395991411,2cyclictest271235-21unixbench_multi07:50:252
225395991411,2cyclictest246325-21cpuspeed_turbos07:30:132
225395991411,2cyclictest246325-21cpuspeed_turbos07:30:132
225393991411,2cyclictest277105-21cpuspeed_turbos08:00:131
225388991412,1cyclictest0-21swapper/010:35:110
22539899139,3cyclictest282057-21apt-get08:05:113
225398991311,1cyclictest318973-21kthreadcore08:40:173
225398991310,2cyclictest0-21swapper/311:40:013
225395991311,1cyclictest0-21swapper/210:00:112
225395991311,1cyclictest0-21swapper/208:40:122
22539399135,1cyclictest0-21swapper/108:55:001
22539899129,2cyclictest0-21swapper/308:50:133
225395991210,1cyclictest0-21swapper/212:10:122
22539399128,2cyclictest403485-21ntpq10:00:201
22539599116,3cyclictest0-21swapper/210:10:222
22539599116,3cyclictest0-21swapper/210:10:212
22539599110,3cyclictest225436-21cat07:10:012
22539399116,4cyclictest246251-21apt-get07:30:121
22539399116,4cyclictest246251-21apt-get07:30:121
22539599106,3cyclictest280744-21wc08:00:192
22539599104,4cyclictest379501-21df09:40:122
22539399105,4cyclictest513813-21cut11:50:161
2253989971,3cyclictest0-21swapper/307:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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