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2026-05-07 - 02:31
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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 all highest latencies:
System rackeslot4.osadl.org (updated Wed May 06, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
346391799331,20cyclictest3605795-21ntpq09:25:211
346391799321,3cyclictest3785073-21grep12:25:151
3463917993018,10cyclictest3678041-21awk10:40:001
346391799301,20cyclictest3505262-21apt-get07:50:121
3463913993026,3cyclictest3779121-21fwupd12:18:470
3463917992916,11cyclictest261-21systemd-journal10:20:001
346391799291,26cyclictest0-21swapper/109:30:111
3463917992818,8cyclictest3698274-21cron11:00:001
3463917992818,8cyclictest3597335-21irqcore09:20:151
3463917992816,10cyclictest3469227-21latency_hist07:15:001
346391799281,2cyclictest0-21swapper/108:41:211
346391799280,27cyclictest3596350-21readlink09:20:011
3463917992617,1cyclictest0-21swapper/111:50:111
346391799261,21cyclictest3571089-21apt-get08:55:121
346391799261,1cyclictest3586264-21apt-get09:10:121
346391799260,25cyclictest0-21swapper/107:49:451
346392399252,3cyclictest3744081-21apt-get11:45:122
3463917992517,1cyclictest0-21swapper/110:25:181
3463917992512,3cyclictest3774181-21sh12:15:001
346391799251,21cyclictest3789656-21apt-get12:30:101
346391799251,21cyclictest3632264-21apt-get09:55:111
346391799250,21cyclictest0-21swapper/109:35:121
346391399252,21cyclictest3647447-21apt-get10:10:110
346391399252,21cyclictest3622134-21apt-get09:45:110
3463925992422,1cyclictest0-21swapper/309:20:003
346392599242,20cyclictest3535702-21apt-get08:20:123
3463925992420,3cyclictest2875-21cron09:40:003
3463925992419,3cyclictest3500232-21apt-get07:45:123
346392399241,3cyclictest0-21swapper/207:30:162
346392399240,22cyclictest3592289-21sed09:15:162
3463917992420,2cyclictest3698548-21apt-get11:00:111
3463917992420,2cyclictest3479993-21apt-get07:25:101
3463917992419,4cyclictest0-21swapper/110:10:111
3463917992419,3cyclictest3637822-21ps10:00:141
3463917992418,4cyclictest3525255-21cron08:10:001
3463917992417,5cyclictest0-21swapper/110:50:111
346391799241,21cyclictest3545573-21basename08:29:591
346391799241,20cyclictest3510315-21apt-get07:55:111
346391399241,3cyclictest3627208-21apt-get09:50:100
346391399241,3cyclictest3490101-21apt-get07:35:110
346391399241,21cyclictest3683086-21cron10:45:000
346391399241,21cyclictest3566035-21apt-get08:50:120
346391399241,21cyclictest3474941-21apt-get07:20:120
346391399241,21cyclictest0-21swapper/010:15:120
3463925992320,2cyclictest3713757-21apt-get11:15:123
346392599231,2cyclictest3779521-21apt-get12:20:113
346392399232,20cyclictest3673212-21apt-get10:35:122
346392399232,20cyclictest3637338-21apt-get10:00:112
3463923992320,2cyclictest3759242-21apt-get12:00:122
3463923992320,2cyclictest3581206-21apt-get09:05:122
3463923992319,2cyclictest3561003-21apt-get08:45:112
346392399231,2cyclictest3718836-21apt-get11:20:112
346392399231,2cyclictest3469909-21apt-get07:15:142
346392399231,20cyclictest3596841-21apt-get09:20:112
346392399230,4cyclictest3764777-21irqcore12:05:152
346392399230,22cyclictest3531117-21ps08:15:162
3463917992319,3cyclictest64-21kcompactd008:31:081
3463917992318,4cyclictest0-21swapper/108:10:151
3463917992316,1cyclictest0-21swapper/110:30:121
3463917992315,5cyclictest3764269-21/usr/sbin/munin12:05:151
346391799231,2cyclictest64-21kcompactd007:35:141
346391799231,2cyclictest3795158-21apt-get12:35:121
346391799231,2cyclictest0-21swapper/112:15:121
346391799230,20cyclictest3683366-21apt-get10:45:121
346391799230,20cyclictest0-21swapper/111:45:121
346391799230,20cyclictest0-21swapper/107:40:111
3463913992320,2cyclictest3793640-21ntpq12:30:200
3463913992320,2cyclictest3525518-21apt-get08:10:100
3463913992319,3cyclictest3739026-21apt-get11:40:120
3463913992319,3cyclictest3662434-21munin-run10:25:000
346391399231,21cyclictest3723888-21apt-get11:25:110
346391399230,22cyclictest3667531-21apt-config10:30:000
346391399230,22cyclictest3551363-21grep08:35:160
346391399230,21cyclictest3601873-21apt-get09:25:120
3463925992219,2cyclictest3626968-21true09:50:013
3463925992219,2cyclictest3541261-21ps08:25:153
3463925992219,2cyclictest3510315-21apt-get07:55:113
3463925992218,2cyclictest3708658-21apt-get11:10:123
346392599220,2cyclictest3658068-21sed10:20:163
346392599220,21cyclictest3693219-21cron10:55:003
346392599220,19cyclictest0-21swapper/310:00:113
3463923992219,2cyclictest391rcuc/212:15:002
3463923992219,2cyclictest0-21swapper/211:15:112
3463923992217,3cyclictest0-21swapper/210:30:002
346392399221,2cyclictest0-21swapper/211:25:112
346392399221,20cyclictest3554813-21ntpq08:35:222
346392399221,20cyclictest3520420-21apt-get08:05:112
346392399220,2cyclictest3795648-21sort12:35:172
346392399220,21cyclictest391rcuc/207:15:002
346392399220,21cyclictest3790158-21irqcore12:30:152
346392399220,21cyclictest3749643-21sed11:50:152
346392399220,21cyclictest0-21swapper/212:25:112
346392399220,20cyclictest3647174-21cron10:10:012
346392399220,20cyclictest3616805-21awk09:40:002
3463917992219,2cyclictest3662362-21apt-get10:24:461
3463917992219,2cyclictest0-21swapper/111:25:111
3463917992218,3cyclictest3576130-21apt-get09:00:121
3463917992218,2cyclictest3535702-21apt-get08:20:121
3463917992217,4cyclictest0-21swapper/111:10:121
3463917992217,3cyclictest0-21swapper/111:30:111
346391799221,20cyclictest0-21swapper/108:19:191
3463913992219,2cyclictest0-21swapper/011:20:110
3463913992219,2cyclictest0-21swapper/007:55:110
3463913992218,2cyclictest3606927-21apt-get09:30:100
3463913992218,2cyclictest3580928-21cron09:04:590
3463913992218,2cyclictest0-21swapper/007:35:010
346391399221,2cyclictest0-21swapper/010:00:110
346391399220,2cyclictest3709141-21ps11:10:160
346391399220,20cyclictest0-21swapper/009:40:110
3463925992119,1cyclictest0-21swapper/308:45:113
3463925992118,2cyclictest75-21kswapd012:35:053
3463925992118,2cyclictest3737876-21ntpq11:35:223
3463925992118,2cyclictest3698281-21cron11:00:003
3463925992118,2cyclictest3581701-21ps09:05:163
3463925992116,3cyclictest3743823-21latency_hist11:45:003
346392599211,19cyclictest3754210-21apt-get11:55:103
346392599210,2cyclictest3748890-21cron11:50:003
346392599210,2cyclictest3704070-21sort11:05:163
346392599210,20cyclictest64-21kcompactd008:11:463
346392599210,20cyclictest0-21swapper/312:15:123
346392599210,1cyclictest3469219-21apt-get07:15:033
3463923992119,1cyclictest0-21swapper/209:55:112
3463923992119,1cyclictest0-21swapper/209:25:202
3463923992118,2cyclictest3693995-21grep10:55:152
346392399211,1cyclictest64-21kcompactd008:15:002
346392399211,1cyclictest0-21swapper/212:18:502
346392399211,1cyclictest0-21swapper/207:50:122
346392399211,1cyclictest0-21swapper/207:25:112
346392399210,2cyclictest0-21swapper/207:55:112
346392399210,20cyclictest0-21swapper/209:40:102
346392399210,20cyclictest0-21swapper/207:20:122
3463917992119,1cyclictest0-21swapper/111:55:341
3463917992119,1cyclictest0-21swapper/107:30:121
3463917992117,2cyclictest3515346-21apt-get08:00:121
3463917992114,1cyclictest0-21swapper/109:09:181
3463917992113,1cyclictest0-21swapper/109:50:101
346391799211,2cyclictest0-21swapper/112:20:121
346391799210,1cyclictest0-21swapper/108:35:131
3463913992119,1cyclictest0-21swapper/010:30:120
3463913992118,2cyclictest64-21kcompactd011:17:530
3463913992118,2cyclictest3540778-21apt-get08:25:120
3463913992118,2cyclictest0-21swapper/009:24:540
3463913992118,2cyclictest0-21swapper/007:25:100
3463913992117,2cyclictest3524388-21ntpq08:05:200
3463913992116,3cyclictest3585991-21sh09:10:000
346391399211,1cyclictest0-21swapper/012:03:050
3463913992111,1cyclictest3637064-21cron10:00:010
346391399210,2cyclictest0-21swapper/009:10:550
346391399210,20cyclictest0-21swapper/008:49:240
346391399210,20cyclictest0-21swapper/008:40:120
346391399210,1cyclictest0-21swapper/008:00:110
3463925992018,1cyclictest0-21swapper/309:25:113
3463925992018,1cyclictest0-21swapper/308:50:123
3463925992018,1cyclictest0-21swapper/308:40:113
3463925992018,1cyclictest0-21swapper/308:30:123
3463925992018,1cyclictest0-21swapper/307:50:123
3463925992018,1cyclictest0-21swapper/307:20:113
346392599200,1cyclictest3687331-21ntpq10:45:223
346392599200,1cyclictest3469348-21dpkg07:15:003
346392599200,1cyclictest0-21swapper/312:10:113
346392599200,1cyclictest0-21swapper/308:15:123
346392599200,19cyclictest3677262-21ps10:35:233
346392599200,19cyclictest3515841-21ps08:00:163
346392599200,19cyclictest0-21swapper/308:35:123
346392599200,0cyclictest0-21swapper/309:55:123
3463923992018,1cyclictest3622618-21ps09:45:162
3463923992018,1cyclictest0-21swapper/211:57:112
3463923992018,1cyclictest0-21swapper/210:55:002
3463923992018,1cyclictest0-21swapper/210:10:192
346392399200,1cyclictest0-21swapper/211:00:112
346392399200,1cyclictest0-21swapper/210:20:112
346392399200,1cyclictest0-21swapper/209:30:112
346392399200,1cyclictest0-21swapper/209:00:122
346392399200,1cyclictest0-21swapper/208:55:112
346392399200,19cyclictest0-21swapper/210:30:122
3463917992018,1cyclictest0-21swapper/110:06:181
3463917992017,1cyclictest0-21swapper/111:15:111
346391799201,18cyclictest3620943-21ntpq09:40:191
3463913992018,1cyclictest0-21swapper/011:55:100
3463913992018,1cyclictest0-21swapper/011:35:140
3463913992017,2cyclictest64-21kcompactd010:05:460
346391399200,1cyclictest64-21kcompactd008:34:530
346391399200,1cyclictest0-21swapper/012:20:120
346391399200,1cyclictest0-21swapper/012:05:150
346391399200,1cyclictest0-21swapper/007:10:120
346391399200,19cyclictest0-21swapper/011:30:470
346391399200,19cyclictest0-21swapper/011:00:110
346391399200,19cyclictest0-21swapper/010:48:170
3463925991917,1cyclictest3790588-21kernelversion12:30:153
3463925991917,1cyclictest0-21swapper/312:25:113
3463925991917,1cyclictest0-21swapper/311:30:123
3463925991917,1cyclictest0-21swapper/311:25:253
3463925991917,1cyclictest0-21swapper/310:15:123
346392599190,18cyclictest3723636-21awk11:25:003
3463923991917,1cyclictest3728942-21apt-get11:30:112
3463923991917,1cyclictest0-21swapper/210:15:122
3463923991917,1cyclictest0-21swapper/207:45:122
3463923991917,1cyclictest0-21swapper/207:35:112
3463923991916,2cyclictest0-21swapper/208:25:102
346392399190,18cyclictest0-21swapper/207:40:222
3463917991916,1cyclictest0-21swapper/109:45:111
346391799190,1cyclictest0-21swapper/107:20:431
3463913991917,1cyclictest3530621-21apt-get08:15:110
3463913991916,2cyclictest0-21swapper/009:20:000
3463913991916,2cyclictest0-21swapper/007:40:110
3463913991915,2cyclictest0-21swapper/008:25:000
346391399190,1cyclictest0-21swapper/007:50:000
3463925991816,1cyclictest3749156-21apt-get11:50:113
3463925991816,1cyclictest0-21swapper/309:40:103
3463925991815,2cyclictest3642856-21grep10:05:153
3463925991815,1cyclictest0-21swapper/310:10:113
346392599180,18cyclictest0-21swapper/309:00:113
346392399180,17cyclictest0-21swapper/210:43:592
346391799182,8cyclictest3723629-21munin-run11:25:001
3463917991816,1cyclictest0-21swapper/111:44:161
3463917991814,3cyclictest3565775-21dump-pmu-power08:50:001
3463913991815,2cyclictest3571590-21cut08:55:160
3463913991814,3cyclictest61650irq/133-enp0s29f1:rx-007:15:140
3463913991813,4cyclictest3773810-21chrt12:10:370
346392599173,2cyclictest191rcu_preempt10:25:153
3463925991716,1cyclictest0-21swapper/311:00:213
3463925991714,2cyclictest3570862-21kworker/3:2+events_freezable_power_09:50:173
3463925991714,1cyclictest3668170-21apt-get10:30:123
3463925991713,3cyclictest3499079-21ntp_kernel_pll_07:40:203
346392599170,5cyclictest36811401kthreadcore10:40:193
346392399178,2cyclictest3739002-21acpi11:40:102
3463923991711,2cyclictest191rcu_preempt11:35:202
3463913991715,1cyclictest75-21kswapd012:35:050
3463913991714,2cyclictest61650irq/133-enp0s29f1:rx-011:05:160
3463913991713,3cyclictest61650irq/133-enp0s29f1:rx-009:35:120
346392399165,5cyclictest0-21swapper/208:40:172
346392399162,4cyclictest41-21ksoftirqd/208:25:002
346392399162,4cyclictest3570815-21idleruntime-cro08:55:002
3463923991614,1cyclictest0-21swapper/212:20:122
3463923991612,1cyclictest191rcu_preempt09:55:012
346392399160,6cyclictest391rcuc/209:10:182
3463917991612,2cyclictest3570017-21nvmesmart_nvme008:50:221
3463917991611,3cyclictest516-21rs:main1
3463913991614,1cyclictest0-21swapper/011:50:170
3463913991613,2cyclictest61650irq/133-enp0s29f1:rx-011:45:450
3463913991612,2cyclictest3693495-21apt-get10:55:110
346391399160,13cyclictest0-21swapper/007:50:110
346392599159,4cyclictest261-21systemd-journal09:13:323
3463925991513,1cyclictest64-21kcompactd012:09:323
3463925991513,1cyclictest0-21swapper/308:05:113
3463925991512,2cyclictest358891-21kworker/3:3+events_freezable_power_07:27:293
3463923991513,1cyclictest377-21hwrng11:06:092
3463923991512,2cyclictest41-21ksoftirqd/211:10:122
346392399150,4cyclictest41-21ksoftirqd/210:45:152
346392399150,4cyclictest41-21ksoftirqd/208:30:152
346391799150,9cyclictest191rcu_preempt11:10:001
3463913991511,2cyclictest3784587-21apt-get12:25:110
3463925991412,1cyclictest0-21swapper/312:00:123
3463925991412,1cyclictest0-21swapper/309:20:113
3463925991411,2cyclictest358891-21kworker/3:3+events_freezable_power_07:38:283
3463925991411,2cyclictest3535481-21kworker/3:1+events_freezable_power_08:55:213
3463913991411,2cyclictest62450irq/134-enp0s29f1:tx-010:38:490
346392599130,12cyclictest0-21swapper/307:34:563
346391799139,3cyclictest3678289-21apt-get10:40:131
346391799131,2cyclictest3463736-21latency_hist07:10:011
3463917991310,1cyclictest0-21swapper/111:35:231
346391399138,4cyclictest3688143-21cron10:50:000
346391399138,4cyclictest3463972-21apt-key07:10:010
346392599128,2cyclictest0-21swapper/307:10:003
346392399120,2cyclictest191rcu_preempt07:10:002
346392599110,2cyclictest3611318-21users09:30:253
346391799119,1cyclictest0-21swapper/112:00:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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