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2026-07-17 - 20:22
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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 792 highest latencies:
System rackeslot4.osadl.org (updated Fri Jul 17, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
326228299272,21cyclictest3364574-21apt-get08:50:143
326228299271,21cyclictest3385275-21apt-get09:10:123
326228299262,20cyclictest3483046-21apt-get10:45:133
326228099264,21cyclictest500-21dbus-daemon07:15:012
326228099262,21cyclictest3436985-21apt-get10:00:112
326228099262,20cyclictest3498325-21apt-get11:00:132
326228299251,21cyclictest3344292-21apt-get08:30:133
326228299251,21cyclictest0-21swapper/312:20:113
326228299251,20cyclictest0-21swapper/310:10:133
3262280992520,3cyclictest3580341-21apt-get12:20:112
326228099251,20cyclictest3354434-21apt-get08:40:122
326227699252,2cyclictest3288037-21apt-get07:35:131
326227699251,21cyclictest3452173-21apt-get10:15:131
326227499251,22cyclictest3349343-21apt-get08:35:130
3262282992419,3cyclictest3777322-21systemd-journal07:45:013
3262282992418,4cyclictest3777322-21systemd-journal11:30:003
326228299241,4cyclictest3437469-21irqcore10:00:163
326228299241,21cyclictest0-21swapper/311:40:133
326228299241,20cyclictest0-21swapper/309:20:023
326228299240,4cyclictest3569977-21sshd12:10:013
3262280992420,2cyclictest3575267-21apt-get12:15:132
3262280992420,2cyclictest3575267-21apt-get12:15:122
326228099241,20cyclictest3323978-21apt-get08:10:112
326228099241,20cyclictest0-21swapper/211:35:122
326228099240,22cyclictest3504342-21ps11:05:172
326227699241,3cyclictest3559678-21apt-get12:00:111
326227699241,3cyclictest3313798-21apt-get08:00:121
326227699241,20cyclictest0-21swapper/108:15:131
326227699240,22cyclictest3411268-21cron09:35:001
326227499242,2cyclictest3467453-21apt-get10:30:120
326227499242,2cyclictest3431873-21apt-get09:55:130
3262274992420,2cyclictest3524124-21apt-get11:25:120
3262274992420,2cyclictest3426777-21apt-get09:50:110
326227499241,21cyclictest3534001-21cron11:35:000
326227499241,21cyclictest3462362-21apt-get10:25:130
326227499240,5cyclictest3309230-21irqcore07:55:180
3262282992320,2cyclictest3395816-21sort09:19:593
3262282992319,2cyclictest0-21swapper/310:25:133
326228299231,2cyclictest3519033-21apt-get11:20:143
326228299231,20cyclictest0-21swapper/312:10:133
326228299231,20cyclictest0-21swapper/311:55:123
326228299231,20cyclictest0-21swapper/309:30:113
326228299230,3cyclictest3267343-21apt-get07:14:593
326228299230,2cyclictest3518723-21cat11:20:003
326228299230,21cyclictest3287770-21cron07:35:003
326228299230,20cyclictest0-21swapper/312:25:123
326228299230,20cyclictest0-21swapper/310:50:123
326228299230,20cyclictest0-21swapper/309:00:013
3262280992320,2cyclictest516-21rs:main2
326228099231,20cyclictest0-21swapper/210:35:112
326228099231,19cyclictest3467453-21apt-get10:30:122
3262276992319,2cyclictest3585413-21apt-get12:25:111
326227699231,2cyclictest3478481-21grep10:40:151
326227699231,2cyclictest3312638-21ntpq07:55:221
326227699230,21cyclictest3529707-21grep11:30:171
326227699230,21cyclictest3488120-21chrt10:50:131
326227699230,20cyclictest0-21swapper/110:30:111
3262274992320,2cyclictest3282968-21apt-get07:30:120
3262274992319,2cyclictest3534280-21apt-get11:35:100
3262274992319,2cyclictest3503395-21apt-get11:05:130
326227499231,3cyclictest3373552-21ntpq08:55:230
326227499231,2cyclictest3544424-21apt-get11:45:110
326227499231,2cyclictest3359503-21apt-get08:45:120
326227499231,21cyclictest3590506-21apt-get12:30:100
326227499231,21cyclictest3488117-21apt-get10:50:140
326227499231,20cyclictest3390815-21apt-get09:15:130
3262282992220,1cyclictest64-21kcompactd007:19:303
3262282992219,2cyclictest3308729-21apt-get07:55:143
3262282992219,2cyclictest0-21swapper/308:35:123
3262282992218,3cyclictest3421453-21turbostat09:45:003
3262282992218,1cyclictest3493209-21apt-get10:55:133
326228299221,2cyclictest0-21swapper/312:15:213
326228299221,2cyclictest0-21swapper/312:15:203
326228299221,2cyclictest0-21swapper/309:35:323
326228299221,1cyclictest0-21swapper/312:30:123
326228299220,19cyclictest0-21swapper/310:20:133
326228299220,19cyclictest0-21swapper/309:25:113
3262280992219,2cyclictest64-21kcompactd010:23:552
3262280992218,3cyclictest3298543-21/usr/sbin/munin07:45:152
3262280992218,2cyclictest3508469-21chrt11:10:132
3262280992218,2cyclictest3421710-21apt-get09:45:132
3262280992218,2cyclictest3416643-21taskset09:40:132
3262280992218,2cyclictest3380179-21apt-get09:05:132
326228099220,20cyclictest3478490-21ps10:40:152
326228099220,20cyclictest3288040-21taskset07:35:122
326228099220,20cyclictest0-21swapper/210:55:132
326228099220,20cyclictest0-21swapper/207:40:132
326228099220,19cyclictest0-21swapper/207:20:132
326228099220,19cyclictest0-21swapper/207:15:112
326228099220,18cyclictest0-21swapper/211:45:122
3262276992219,2cyclictest3579224-21ntpq12:15:221
3262276992219,2cyclictest3579224-21ntpq12:15:211
3262276992219,2cyclictest3565173-21apt-get12:05:121
3262276992219,2cyclictest3451000-21ntpq10:10:221
3262276992219,2cyclictest0-21swapper/112:20:111
3262276992218,3cyclictest3401896-21sed09:25:161
3262276992218,3cyclictest3368591-21ps08:50:261
3262276992218,2cyclictest3508466-21apt-get11:10:141
326227699221,2cyclictest0-21swapper/109:05:131
326227699221,20cyclictest0-21swapper/107:25:121
326227699220,2cyclictest3777322-21systemd-journal08:30:001
326227699220,2cyclictest0-21swapper/110:20:131
326227699220,21cyclictest0-21swapper/109:55:131
326227699220,20cyclictest0-21swapper/109:50:111
326227699220,20cyclictest0-21swapper/109:40:131
326227699220,1cyclictest3518994-21apt-get11:20:031
3262274992218,2cyclictest3314299-21sed08:00:180
326227499221,2cyclictest3457268-21apt-get10:20:120
326227499220,21cyclictest3406225-21awk09:30:000
326227499220,20cyclictest3401125-21cron09:24:590
3262282992119,1cyclictest3564663-21apt-config12:05:003
3262282992119,1cyclictest3318629-21sh08:05:003
3262282992119,1cyclictest0-21swapper/310:35:113
3262282992118,2cyclictest0-21swapper/312:35:113
3262282992118,2cyclictest0-21swapper/308:40:133
3262282992117,2cyclictest0-21swapper/311:05:123
326228299210,20cyclictest0-21swapper/309:05:253
326228299210,1cyclictest0-21swapper/307:50:233
3262280992119,1cyclictest0-21swapper/211:20:002
3262280992119,1cyclictest0-21swapper/209:35:122
3262280992118,2cyclictest3777322-21systemd-journal10:00:002
3262280992118,2cyclictest3349827-21ps08:35:172
3262280992117,3cyclictest3569976-21pluginstate12:10:012
3262280992117,3cyclictest3447125-21apt-get10:10:132
326228099211,19cyclictest0-21swapper/207:55:012
326228099210,2cyclictest3564508-21gpgv12:05:002
326228099210,20cyclictest64-21kcompactd007:27:032
326228099210,1cyclictest0-21swapper/208:30:132
326228099210,19cyclictest0-21swapper/211:25:122
326228099210,19cyclictest0-21swapper/207:55:132
3262276992119,1cyclictest64-21kcompactd009:02:121
3262276992119,1cyclictest3539352-21apt-get11:40:131
3262276992119,1cyclictest0-21swapper/111:20:001
3262276992119,1cyclictest0-21swapper/110:05:131
3262276992118,2cyclictest0-21swapper/110:25:131
3262276992116,3cyclictest0-21swapper/108:45:121
3262276992114,5cyclictest3390547-21apt-key09:15:011
326227699211,1cyclictest0-21swapper/109:15:131
326227699210,2cyclictest0-21swapper/111:35:111
326227699210,20cyclictest0-21swapper/112:30:121
326227699210,20cyclictest0-21swapper/112:10:121
326227699210,20cyclictest0-21swapper/110:35:031
326227699210,20cyclictest0-21swapper/108:10:111
326227699210,20cyclictest0-21swapper/107:31:201
326227699210,1cyclictest64-21kcompactd007:10:231
326227699210,18cyclictest0-21swapper/108:55:131
3262274992119,1cyclictest3570221-21apt-get12:10:120
3262274992119,1cyclictest0-21swapper/010:35:120
3262274992118,2cyclictest3493213-21chrt10:55:130
3262274992118,2cyclictest0-21swapper/011:40:130
326227499210,2cyclictest3555084-21ps11:55:170
326227499210,2cyclictest3549997-21irqcore11:50:150
326227499210,2cyclictest3267343-21apt-get07:15:010
326227499210,20cyclictest3518532-21readlink11:20:000
326227499210,20cyclictest3323702-21cron08:10:010
326227499210,20cyclictest0-21swapper/011:10:140
326227499210,20cyclictest0-21swapper/010:10:130
326227499210,20cyclictest0-21swapper/007:35:130
3262282992017,2cyclictest3282708-21cron07:30:013
3262282992017,2cyclictest0-21swapper/311:04:593
3262282992017,2cyclictest0-21swapper/310:35:003
3262282992017,2cyclictest0-21swapper/310:05:133
326228299200,2cyclictest0-21swapper/308:20:123
3262280992018,1cyclictest0-21swapper/212:30:122
3262280992018,1cyclictest0-21swapper/212:25:122
3262280992018,1cyclictest0-21swapper/209:15:182
3262280992018,1cyclictest0-21swapper/208:25:122
326228099200,1cyclictest0-21swapper/212:35:372
326228099200,1cyclictest0-21swapper/211:22:302
326228099200,1cyclictest0-21swapper/209:00:012
326228099200,1cyclictest0-21swapper/208:45:102
326228099200,1cyclictest0-21swapper/208:00:132
326228099200,19cyclictest3390134-21munin-run09:15:002
326228099200,19cyclictest0-21swapper/209:21:012
326228099200,18cyclictest0-21swapper/208:05:132
3262276992018,1cyclictest0-21swapper/112:35:111
3262276992018,1cyclictest0-21swapper/109:45:141
3262276992018,1cyclictest0-21swapper/108:35:121
3262276992018,1cyclictest0-21swapper/107:45:121
3262274992018,1cyclictest0-21swapper/012:05:110
3262274992018,1cyclictest0-21swapper/010:45:120
3262274992017,2cyclictest3326200-21ps08:10:170
3262274992015,4cyclictest3308303-21latency_hist07:55:010
326227499200,1cyclictest3415508-21ntpq09:35:220
326227499200,1cyclictest0-21swapper/012:24:520
326227499200,1cyclictest0-21swapper/009:10:120
326227499200,1cyclictest0-21swapper/008:50:130
326227499200,1cyclictest0-21swapper/008:17:020
326227499200,19cyclictest0-21swapper/012:36:420
326227499200,19cyclictest0-21swapper/008:20:130
326227499200,19cyclictest0-21swapper/007:45:120
3262282991918,1cyclictest0-21swapper/307:23:173
3262282991917,1cyclictest0-21swapper/308:10:113
3262282991917,1cyclictest0-21swapper/308:06:503
3262282991916,1cyclictest0-21swapper/311:45:123
326228299190,18cyclictest0-21swapper/311:38:383
3262280991917,1cyclictest0-21swapper/211:41:512
3262280991917,1cyclictest0-21swapper/210:45:222
3262280991916,2cyclictest3488620-21cut10:50:172
3262276991916,2cyclictest0-21swapper/111:25:121
326227699190,19cyclictest0-21swapper/111:05:131
326227699190,17cyclictest3487859-21awk10:50:001
3262274991917,1cyclictest0-21swapper/012:25:120
3262274991917,1cyclictest0-21swapper/012:03:220
3262274991917,1cyclictest0-21swapper/011:00:120
3262274991916,2cyclictest3277830-21apt-get07:25:130
3262282991817,1cyclictest64-21kcompactd011:34:203
3262282991816,1cyclictest0-21swapper/310:40:113
3262282991816,1cyclictest0-21swapper/310:15:133
3262280991816,1cyclictest0-21swapper/209:53:482
3262280991816,1cyclictest0-21swapper/209:30:122
3262280991816,1cyclictest0-21swapper/207:30:112
3262280991815,2cyclictest3406205-21ls09:30:002
3262280991815,1cyclictest3334127-21apt-get08:20:122
326228099180,1cyclictest0-21swapper/212:11:252
3262276991817,1cyclictest0-21swapper/108:20:171
3262276991816,1cyclictest64-21kcompactd011:02:371
3262276991816,1cyclictest3308046-21/usr/sbin/munin07:55:011
3262276991816,1cyclictest0-21swapper/110:55:131
3262276991816,1cyclictest0-21swapper/108:30:141
3262276991815,2cyclictest0-21swapper/108:05:451
3262274991817,1cyclictest0-21swapper/008:25:380
326227499180,0cyclictest0-21swapper/009:04:210
3262282991715,1cyclictest0-21swapper/308:25:123
3262280991714,2cyclictest0-21swapper/208:50:192
3262274991715,1cyclictest3406477-21apt-get09:30:120
3262274991714,2cyclictest3442059-21apt-get10:05:130
3262274991713,3cyclictest61650irq/133-enp0s29f1:rx-011:20:140
3262274991713,3cyclictest61650irq/133-enp0s29f1:rx-007:15:110
3262274991712,3cyclictest3575763-21irqcore12:15:160
3262274991712,3cyclictest3575763-21irqcore12:15:160
3262282991614,1cyclictest0-21swapper/311:10:143
3262282991614,1cyclictest0-21swapper/308:45:113
3262282991613,2cyclictest3430711-21ntpq09:50:213
3262274991615,1cyclictest0-21swapper/009:45:140
3262274991614,1cyclictest0-21swapper/009:05:120
3262274991613,2cyclictest61650irq/133-enp0s29f1:rx-010:15:260
3262274991613,2cyclictest61650irq/133-enp0s29f1:rx-009:40:250
3262282991511,3cyclictest3369685-21cpuspeed_turbos08:55:143
3262282991511,3cyclictest3332894-21cut08:15:213
3262282991510,3cyclictest3436735-21turbostat10:00:003
3262280991512,2cyclictest3329250-21fschecks_count08:15:152
326227699158,5cyclictest0-21swapper/111:50:141
3262276991513,1cyclictest0-21swapper/107:15:111
3262276991512,2cyclictest3554585-21apt-get11:55:121
3262276991511,2cyclictest3441780-21cron10:05:001
3262274991512,2cyclictest61650irq/133-enp0s29f1:rx-008:30:150
3262274991512,2cyclictest3437209-21fschecks_time10:00:130
326228299148,4cyclictest3426214-21sshd09:46:333
326228299147,5cyclictest3292618-21sshd07:37:313
326228299140,13cyclictest3303001-21awk07:50:003
3262280991411,2cyclictest3549492-21apt-get11:50:122
3262280991410,2cyclictest0-21swapper/211:30:152
3262276991411,2cyclictest64-21kcompactd009:37:081
3262276991410,2cyclictest0-21swapper/111:45:141
3262274991411,2cyclictest61650irq/133-enp0s29f1:rx-010:40:250
3262274991410,3cyclictest3293236-21cpuspeed_turbos07:40:140
326227499140,13cyclictest0-21swapper/007:20:180
326227699139,2cyclictest3293107-21apt-get07:40:131
3262276991311,1cyclictest0-21swapper/107:20:361
3262274991310,2cyclictest61650irq/133-enp0s29f1:rx-008:40:210
326228299121,2cyclictest3262198-21latency_hist07:10:013
326228099129,2cyclictest0-21swapper/210:05:232
326228099129,1cyclictest0-21swapper/211:55:122
326227699126,4cyclictest3401165-21pluginstate09:25:001
326227699120,2cyclictest191rcu_preempt08:40:191
326228099118,2cyclictest3452506-21gltestperf10:15:162
326228099110,10cyclictest3467366-21cat10:30:012
32622809974,2cyclictest18150irq/131-nvme0q307:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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