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2026-04-21 - 02:41
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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 Mon Apr 20, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3970994993329,2cyclictest107738-21fwupd12:34:562
397099999271,24cyclictest3976027-21cron07:15:003
397099499272,21cyclictest4139250-21apt-get09:55:122
397099499270,17cyclictest391rcuc/210:09:592
397099399262,20cyclictest26736-21apt-get11:15:121
3970999992518,5cyclictest26466-21cron11:15:013
397099999251,22cyclictest4083159-21apt-get09:00:093
397099999251,22cyclictest0-21swapper/309:30:123
397099499251,21cyclictest4088240-21apt-get09:05:132
397099499251,21cyclictest4032133-21apt-get08:10:122
397098999251,22cyclictest16606-21apt-get11:05:120
3970999992420,3cyclictest4103830-21apt-get09:20:143
397099999241,3cyclictest4057448-21apt-get08:35:133
397099999241,3cyclictest4027104-21apt-get08:05:133
397099999241,3cyclictest4027104-21apt-get08:05:133
397099999241,2cyclictest4001680-21apt-get07:40:133
397099999241,21cyclictest0-21swapper/311:15:173
397099999241,21cyclictest0-21swapper/310:35:143
397099999241,20cyclictest4098352-21apt-get09:15:123
397099999240,4cyclictest10133-21sshd10:55:243
397099999240,21cyclictest0-21swapper/312:35:133
3970994992420,2cyclictest4042289-21apt-get08:20:122
397099399242,2cyclictest4134173-21apt-get09:50:131
397099399241,21cyclictest3991541-21apt-get07:30:121
397099399241,1cyclictest0-21swapper/108:05:131
397099399241,1cyclictest0-21swapper/108:05:131
397098999242,21cyclictest4144324-21apt-get10:00:110
3970989992420,2cyclictest4093298-21apt-get09:10:130
397098999241,21cyclictest4108883-21apt-get09:25:130
397098999241,21cyclictest261-21systemd-journal09:25:000
397098999240,4cyclictest4165064-21grep10:20:160
397098999240,23cyclictest4078595-21sed08:55:160
3970999992319,2cyclictest4129608-21grep09:45:183
3970999992318,4cyclictest1-21systemd08:50:003
3970999992316,5cyclictest4052135-21cron08:30:003
397099999231,21cyclictest82730-21apt-get12:10:123
397099999231,21cyclictest4088240-21apt-get09:05:133
397099999231,21cyclictest0-21swapper/310:05:133
397099999231,21cyclictest0-21swapper/307:30:163
397099999231,20cyclictest0-21swapper/312:25:123
397099999231,20cyclictest0-21swapper/308:15:133
3970994992319,3cyclictest20555-21grep11:05:222
3970994992319,2cyclictest6518-21sort10:55:162
3970994992319,2cyclictest4124589-21tr09:40:162
3970994992319,2cyclictest4078108-21apt-get08:55:122
3970994992318,3cyclictest4129121-21apt-get09:45:142
397099499231,2cyclictest62517-21apt-get11:50:112
397099499231,2cyclictest4006770-21apt-get07:45:112
397099499230,20cyclictest0-21swapper/211:25:112
397099499230,20cyclictest0-21swapper/210:25:132
397099499230,20cyclictest0-21swapper/207:50:122
3970993992319,2cyclictest4149402-21apt-get10:05:121
3970993992318,2cyclictest87763-21apt-get12:15:131
397099399231,20cyclictest3976030-21cron07:15:001
3970989992320,2cyclictest4011838-21apt-get07:50:120
397098999231,20cyclictest4174659-21apt-get10:30:100
3970999992219,2cyclictest10975-21kworker/3:2+events_freezable_power_12:31:593
3970999992219,2cyclictest0-21swapper/310:45:113
3970999992219,2cyclictest0-21swapper/308:20:113
3970999992218,2cyclictest4164563-21apt-get10:20:133
397099999221,2cyclictest0-21swapper/311:55:133
397099999221,20cyclictest0-21swapper/312:15:123
397099999220,2cyclictest0-21swapper/310:00:113
397099999220,21cyclictest64-21kcompactd010:11:013
397099999220,21cyclictest0-21swapper/307:45:123
397099999220,20cyclictest4073014-21chrt08:50:023
397099999220,20cyclictest0-21swapper/308:40:133
3970994992219,2cyclictest64-21kcompactd012:03:542
3970994992219,1cyclictest4073054-21apt-get08:50:132
3970994992219,1cyclictest0-21swapper/209:00:092
3970994992219,1cyclictest0-21swapper/208:05:132
3970994992219,1cyclictest0-21swapper/208:05:132
3970994992218,2cyclictest47842-21grep11:35:152
397099499221,2cyclictest57466-21apt-get11:45:122
397099499221,2cyclictest4066384-21ntpq08:40:222
397099499221,2cyclictest0-21swapper/211:20:122
397099499221,1cyclictest21660-21apt-get11:10:142
397099499221,1cyclictest0-21swapper/209:35:142
397099499220,2cyclictest4179720-21seq10:35:142
397099499220,2cyclictest4165055-21irqcore10:20:162
397099499220,21cyclictest64-21kcompactd010:13:422
397099499220,21cyclictest3992036-21ps07:30:172
397099499220,20cyclictest64-21kcompactd010:01:522
397099499220,19cyclictest0-21swapper/210:50:112
397099499220,19cyclictest0-21swapper/209:20:132
397099499220,19cyclictest0-21swapper/208:25:112
3970993992219,2cyclictest87492-21idleruntime-cro12:15:011
3970993992219,2cyclictest4062480-21apt-get08:40:131
3970993992219,2cyclictest108072-21apt-get12:35:131
3970993992218,2cyclictest4179717-21apt-get10:35:131
397099399221,1cyclictest4174659-21apt-get10:30:101
397099399221,19cyclictest0-21swapper/110:55:241
397099399221,19cyclictest0-21swapper/107:40:141
397099399220,2cyclictest4113673-21cron09:30:001
397099399220,21cyclictest4104777-21ps09:20:181
397099399220,21cyclictest4073550-21ps08:50:161
397099399220,19cyclictest0-21swapper/108:35:131
3970989992219,2cyclictest4123802-21cron09:39:590
3970989992219,2cyclictest11527-21apt-get11:00:090
397098999221,20cyclictest4113959-21apt-get09:30:120
397098999221,20cyclictest0-21swapper/011:15:120
397098999221,20cyclictest0-21swapper/010:10:130
397098999221,1cyclictest97872-21apt-get12:25:120
397098999220,21cyclictest4184792-21apt-get10:40:130
397098999220,21cyclictest3981923-21ps07:20:160
397098999220,19cyclictest0-21swapper/011:55:130
397098999220,19cyclictest0-21swapper/009:55:120
3970999992119,2cyclictest10975-21kworker/3:2+events_freezable_power_11:37:053
3970999992119,1cyclictest4082913-21systemd-run09:00:003
3970999992118,2cyclictest4108635-21kworker/3:0+events_freezable_power_10:53:103
3970999992118,2cyclictest4021706-21sh08:00:003
397099999211,20cyclictest0-21swapper/307:27:033
397099999211,19cyclictest0-21swapper/308:30:123
397099999210,20cyclictest4138995-21systemd-run09:55:003
397099999210,20cyclictest0-21swapper/312:20:113
397099999210,20cyclictest0-21swapper/311:45:123
397099999210,20cyclictest0-21swapper/311:00:093
397099999210,20cyclictest0-21swapper/308:00:123
397099999210,1cyclictest0-21swapper/312:06:033
397099999210,1cyclictest0-21swapper/311:50:113
3970994992119,1cyclictest0-21swapper/212:29:112
3970994992119,1cyclictest0-21swapper/208:30:112
3970994992118,2cyclictest0-21swapper/212:35:132
3970994992117,2cyclictest4190036-21/usr/sbin/munin10:45:122
3970994992117,2cyclictest4021981-21apt-get08:00:122
3970994992116,3cyclictest261-21systemd-journal08:50:002
397099499210,20cyclictest4093796-21grep09:10:172
397099499210,20cyclictest4006486-21cron07:45:002
397099499210,20cyclictest0-21swapper/211:40:482
397099499210,20cyclictest0-21swapper/207:24:222
397099499210,1cyclictest64-21kcompactd009:19:562
397099499210,1cyclictest0-21swapper/211:15:122
3970993992119,1cyclictest0-21swapper/110:20:121
3970993992119,1cyclictest0-21swapper/109:00:091
3970993992118,2cyclictest4037210-21apt-get08:15:131
3970993992118,2cyclictest36821-21apt-get11:25:111
3970993992118,1cyclictest42299-21apt-get11:30:111
3970993992113,6cyclictest26469-21latency_hist11:15:011
397099399211,1cyclictest0-21swapper/111:54:141
397099399211,1cyclictest0-21swapper/108:20:121
397099399211,19cyclictest3997534-21ps07:35:171
397099399210,20cyclictest0-21swapper/111:40:131
397099399210,1cyclictest4016930-21apt-get07:55:111
397099399210,19cyclictest0-21swapper/108:45:121
3970989992119,1cyclictest41612-21apt-get11:30:030
3970989992119,1cyclictest0-21swapper/011:20:110
3970989992119,1cyclictest0-21swapper/010:55:120
3970989992119,1cyclictest0-21swapper/008:25:110
3970989992119,1cyclictest0-21swapper/008:15:120
3970989992117,2cyclictest92839-21apt-get12:20:110
397098999210,2cyclictest4159995-21grep10:15:160
397098999210,20cyclictest112880-21cron12:39:590
397098999210,20cyclictest0-21swapper/012:10:130
397098999210,20cyclictest0-21swapper/008:40:120
397098999210,1cyclictest0-21swapper/008:50:120
397098999210,19cyclictest4103473-21sed09:20:010
397098999210,19cyclictest3971195-21apt-get07:10:100
3970999992019,1cyclictest0-21swapper/311:27:223
3970999992018,1cyclictest0-21swapper/310:40:123
3970999992017,2cyclictest4170567-21kthreadcore10:25:173
3970999992017,2cyclictest0-21swapper/309:25:123
3970999992017,2cyclictest0-21swapper/307:20:123
397099999200,1cyclictest0-21swapper/309:56:303
397099999200,19cyclictest0-21swapper/311:30:113
397099499202,9cyclictest4042022-21munin-run08:20:002
3970994992018,1cyclictest0-21swapper/212:16:492
3970994992018,1cyclictest0-21swapper/212:10:122
3970994992018,1cyclictest0-21swapper/210:15:122
397099499200,1cyclictest0-21swapper/211:00:092
3970993992019,1cyclictest0-21swapper/107:20:121
3970993992018,1cyclictest0-21swapper/110:45:111
3970993992018,1cyclictest0-21swapper/109:30:121
3970993992017,2cyclictest4158319-21ntpq10:10:211
3970993992017,1cyclictest0-21swapper/109:15:121
397099399200,1cyclictest0-21swapper/110:15:111
397099399200,1cyclictest0-21swapper/109:05:131
397099399200,1cyclictest0-21swapper/108:00:121
397099399200,19cyclictest4170112-21ps10:25:171
397099399200,19cyclictest0-21swapper/112:30:131
3970989992018,1cyclictest4150350-21ps10:05:180
3970989992018,1cyclictest0-21swapper/008:35:220
3970989992018,1cyclictest0-21swapper/007:45:120
3970989992017,2cyclictest261-21systemd-journal10:50:000
3970989992017,2cyclictest0-21swapper/012:15:130
3970989992016,3cyclictest0-21swapper/008:00:120
3970989992015,4cyclictest78164-21grep12:05:140
397098999200,2cyclictest4184508-21cron10:40:000
397098999200,1cyclictest0-21swapper/011:45:380
397098999200,1cyclictest0-21swapper/010:25:130
397098999200,19cyclictest0-21swapper/008:08:590
397098999200,19cyclictest0-21swapper/008:08:590
397098999200,19cyclictest0-21swapper/007:55:130
3970999991918,1cyclictest4108635-21kworker/3:0+events_freezable_power_10:31:113
3970999991917,1cyclictest0-21swapper/309:35:183
3970994991918,1cyclictest0-21swapper/211:58:332
397099499190,1cyclictest0-21swapper/207:35:122
3970993991919,0cyclictest0-21swapper/109:56:311
3970993991918,1cyclictest0-21swapper/109:35:171
3970993991917,1cyclictest21414-21systemd-run11:10:001
3970993991917,1cyclictest0-21swapper/112:20:111
3970993991917,1cyclictest0-21swapper/108:30:121
3970993991916,2cyclictest4189599-21cron10:45:011
3970993991915,2cyclictest67571-21apt-get11:55:141
3970993991914,3cyclictest4129613-21cut09:45:181
397099399190,1cyclictest0-21swapper/110:00:101
397099399190,18cyclictest0-21swapper/111:00:091
3970989991917,1cyclictest0-21swapper/012:32:570
3970989991917,1cyclictest0-21swapper/011:35:110
3970989991917,1cyclictest0-21swapper/007:17:220
3970989991915,3cyclictest4072431-21cat08:50:000
397098999190,1cyclictest0-21swapper/009:40:120
397098999190,1cyclictest0-21swapper/007:35:160
397098999190,19cyclictest0-21swapper/007:30:130
3970999991814,2cyclictest4124575-21sed09:40:163
3970999991814,2cyclictest3976308-21apt-get07:15:113
3970999991814,2cyclictest0-21swapper/310:18:003
397099499189,3cyclictest4021726-21idleruntime-cro08:00:002
3970994991816,1cyclictest0-21swapper/209:30:112
3970994991816,1cyclictest0-21swapper/207:25:122
3970993991816,1cyclictest0-21swapper/107:45:121
3970993991816,1cyclictest0-21swapper/107:27:031
3970993991815,2cyclictest57947-21irqcore11:45:161
3970993991815,2cyclictest0-21swapper/109:00:001
3970993991813,3cyclictest311ktimers/110:50:111
3970989991817,1cyclictest0-21swapper/010:50:200
3970989991815,2cyclictest4052416-21apt-get08:30:120
3970999991712,3cyclictest4016689-21munin-run07:55:003
3970994991716,1cyclictest0-21swapper/210:44:212
3970994991715,1cyclictest0-21swapper/212:05:112
3970994991715,1cyclictest0-21swapper/211:32:432
3970994991715,1cyclictest0-21swapper/209:54:212
3970994991713,2cyclictest0-21swapper/208:35:152
3970993991714,2cyclictest98360-21irqcore12:25:161
3970993991711,4cyclictest4052141-21sh08:30:001
3970989991715,1cyclictest64-21kcompactd011:53:090
3970989991715,1cyclictest0-21swapper/011:10:130
3970989991715,1cyclictest0-21swapper/008:10:120
3970999991613,2cyclictest4093363-21cpuspeed_turbos09:10:133
3970994991614,1cyclictest0-21swapper/212:24:522
397099499160,16cyclictest0-21swapper/207:10:162
3970993991614,1cyclictest0-21swapper/108:10:031
397099399161,2cyclictest191rcu_preempt11:35:151
3970989991614,1cyclictest0-21swapper/009:03:170
3970989991614,1cyclictest0-21swapper/007:25:110
3970989991613,2cyclictest57192-21sh11:45:010
3970999991513,1cyclictest3997070-21ps07:35:163
3970994991513,1cyclictest0-21swapper/210:30:182
3970994991513,1cyclictest0-21swapper/207:15:112
3970993991513,1cyclictest0-21swapper/107:50:171
3970993991510,4cyclictest0-21swapper/107:15:141
3970989991513,1cyclictest36982-21/usr/sbin/munin11:25:130
3970989991512,2cyclictest61650irq/133-enp0s29f1:rx-009:50:170
3970989991511,3cyclictest61650irq/133-enp0s29f1:rx-008:20:110
397099999148,4cyclictest77238-21sshd12:03:023
3970999991412,1cyclictest377-21hwrng11:06:103
3970999991412,1cyclictest0-21swapper/311:40:133
397099399143,2cyclictest191rcu_preempt12:05:231
3970989991413,1cyclictest0-21swapper/009:05:130
3970989991411,2cyclictest61650irq/133-enp0s29f1:rx-007:40:160
3970989991410,3cyclictest61650irq/133-enp0s29f1:rx-009:45:230
397099399132,1cyclictest191rcu_preempt11:20:171
3970993991310,2cyclictest4124155-21cpuspeed_turbos09:40:121
397099399130,1cyclictest0-21swapper/112:00:251
3970989991310,2cyclictest72749-21cpuspeed_turbos12:00:140
397099999128,3cyclictest0-21swapper/308:10:123
397099999126,1cyclictest191rcu_preempt11:20:253
397099499128,3cyclictest4109174-21gltestperf09:25:152
397099399128,2cyclictest4097179-21ntpq09:10:211
397099399106,3cyclictest3971149-21cut07:10:001
39709999990,2cyclictest191rcu_preempt07:09:593
39709899981,4cyclictest3970992-21latency_hist07:10:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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