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2026-08-16 - 00:42
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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 Sat Aug 15, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
323360399262,21cyclictest3285911-21apt-get08:00:131
323360399262,21cyclictest3275752-21apt-get07:50:141
323360399261,23cyclictest0-21swapper/109:45:121
323360399261,22cyclictest3280819-21apt-get07:55:121
323360399261,22cyclictest0-21swapper/110:30:121
323360399261,21cyclictest0-21swapper/112:10:141
323360399260,24cyclictest0-21swapper/110:15:121
323361099251,21cyclictest3526328-21apt-get11:55:113
323360899254,2cyclictest391rcuc/209:20:002
323360899252,2cyclictest3506018-21apt-get11:35:132
323360899252,21cyclictest3531847-21apt-get12:00:132
3233608992520,3cyclictest3542005-21apt-get12:10:132
323360899251,21cyclictest1-21systemd08:30:012
323360399252,3cyclictest3265590-21apt-get07:40:121
3233603992520,3cyclictest3419674-21apt-get10:10:121
323360399251,21cyclictest3777322-21systemd-journal12:30:011
323359999250,24cyclictest3342805-21cron08:54:590
3233610992419,3cyclictest3244454-21apt-config07:20:003
323361099241,20cyclictest3363385-21apt-get09:15:113
323361099241,19cyclictest3373574-21apt-get09:25:133
323361099240,22cyclictest3358299-21runrttasks09:10:133
323361099240,22cyclictest0-21swapper/309:05:123
323361099240,20cyclictest0-21swapper/312:03:163
323360899243,2cyclictest3429507-21cron10:20:002
323360899241,3cyclictest0-21swapper/207:40:122
323360899241,21cyclictest3424464-21/usr/sbin/munin10:15:002
323360899241,21cyclictest0-21swapper/208:00:132
3233603992420,2cyclictest3317692-21apt-get08:30:131
3233603992418,4cyclictest3777322-21systemd-journal12:04:591
323360399241,20cyclictest3516168-21apt-get11:45:131
323360399241,20cyclictest3470431-21apt-get11:00:111
323360399241,20cyclictest3434860-21apt-get10:25:111
323360399241,20cyclictest3270683-21apt-get07:45:131
323360399241,20cyclictest0-21swapper/112:20:131
323360399241,20cyclictest0-21swapper/107:35:131
323360399240,22cyclictest0-21swapper/111:20:121
323360399240,22cyclictest0-21swapper/110:35:131
3233599992420,2cyclictest3495828-21apt-get11:25:130
323359999241,2cyclictest3429793-21apt-get10:20:130
323359999240,23cyclictest3378617-21seq09:30:120
3233610992319,2cyclictest3418565-21ntpq10:05:213
3233610992319,2cyclictest3398952-21apt-get09:50:123
3233610992319,2cyclictest3255385-21apt-get07:30:113
3233610992318,2cyclictest0-21swapper/307:20:223
323361099231,1cyclictest0-21swapper/307:52:053
323361099230,22cyclictest3434617-21kworker/3:2+events11:45:233
323361099230,21cyclictest3562399-21idleruntime-cro12:30:003
323361099230,21cyclictest0-21swapper/312:15:123
323361099230,21cyclictest0-21swapper/307:25:123
323361099230,20cyclictest0-21swapper/311:36:183
323361099230,20cyclictest0-21swapper/311:05:123
323361099230,20cyclictest0-21swapper/310:35:133
323361099230,20cyclictest0-21swapper/310:15:123
323361099230,20cyclictest0-21swapper/309:45:123
323361099230,20cyclictest0-21swapper/308:40:133
323361099230,20cyclictest0-21swapper/308:35:133
323361099230,1cyclictest0-21swapper/311:25:123
323361099230,1cyclictest0-21swapper/308:46:273
323361099230,19cyclictest0-21swapper/310:30:123
323361099230,19cyclictest0-21swapper/309:04:443
3233608992319,2cyclictest0-21swapper/210:25:122
3233608992319,2cyclictest0-21swapper/209:20:122
323360899231,2cyclictest0-21swapper/208:40:132
323360899231,21cyclictest0-21swapper/209:35:132
323360899231,20cyclictest3434580-21sh10:25:012
323360899231,20cyclictest0-21swapper/207:58:322
323360899230,4cyclictest3389311-21irqcore09:40:182
3233603992320,2cyclictest3505750-21cron11:34:591
3233603992319,3cyclictest3323265-21grep08:35:161
3233603992319,2cyclictest3480598-21apt-get11:10:141
3233603992319,2cyclictest0-21swapper/111:50:131
3233603992319,2cyclictest0-21swapper/107:20:001
3233603992318,2cyclictest0-21swapper/112:30:121
3233603992317,4cyclictest3358795-21grep09:10:171
323360399231,2cyclictest3388809-21apt-get09:40:131
323360399231,2cyclictest3332665-21munin-run08:45:011
323360399231,2cyclictest0-21swapper/111:55:121
323360399231,1cyclictest3429793-21apt-get10:20:141
323360399231,1cyclictest0-21swapper/111:05:201
323360399230,2cyclictest3338017-21apt-get08:50:111
323360399230,2cyclictest0-21swapper/107:33:491
323360399230,21cyclictest3248727-21ntpq07:20:231
323360399230,20cyclictest0-21swapper/109:15:111
323360399230,20cyclictest0-21swapper/109:05:111
323360399230,20cyclictest0-21swapper/108:55:131
323360399230,20cyclictest0-21swapper/108:20:131
323360399230,20cyclictest0-21swapper/107:25:121
323359999232,2cyclictest3233758-21apt-key07:10:000
3233599992320,2cyclictest3521238-21apt-get11:50:120
3233599992319,2cyclictest3455156-21apt-get10:45:120
323359999231,20cyclictest3393620-21munin-run09:45:000
323359999230,21cyclictest3245266-21irqcore07:20:160
3233610992219,2cyclictest3311488-21apt-get08:25:033
3233610992218,3cyclictest1-21systemd10:00:003
3233610992218,2cyclictest0-21swapper/310:10:123
323361099221,2cyclictest3434860-21apt-get10:25:123
323361099221,20cyclictest0-21swapper/308:00:123
323361099220,20cyclictest3460408-21sshd10:50:153
323361099220,1cyclictest0-21swapper/312:10:133
323361099220,1cyclictest0-21swapper/311:15:113
323361099220,19cyclictest0-21swapper/307:55:123
323361099220,19cyclictest0-21swapper/307:45:123
3233608992220,1cyclictest41-21ksoftirqd/207:25:012
3233608992219,2cyclictest64-21kcompactd010:01:072
3233608992219,2cyclictest514-21in:imuxsock07:30:002
3233608992219,2cyclictest3562669-21apt-get12:30:122
3233608992219,2cyclictest3327575-21munin-plugin-st08:40:012
3233608992219,2cyclictest0-21swapper/211:15:122
3233608992219,2cyclictest0-21swapper/208:23:202
3233608992218,3cyclictest64-21kcompactd010:50:362
3233608992218,2cyclictest3353222-21apt-get09:05:122
3233608992217,3cyclictest3404022-21apt-get09:55:122
3233608992216,4cyclictest3777322-21systemd-journal11:55:002
323360899221,2cyclictest3500928-21apt-get11:30:132
323360899221,20cyclictest0-21swapper/210:30:122
323360899221,20cyclictest0-21swapper/207:10:122
323360899221,19cyclictest0-21swapper/208:10:122
323360899220,2cyclictest3541731-21ls12:10:002
323360899220,21cyclictest0-21swapper/211:10:142
323360899220,21cyclictest0-21swapper/208:31:562
323360899220,20cyclictest0-21swapper/209:50:122
323360899220,19cyclictest3383427-21cron09:35:002
3233603992218,2cyclictest3317384-21grep08:30:011
323360399220,2cyclictest64-21kcompactd009:33:131
323360399220,20cyclictest3403780-21unin-run09:55:001
323360399220,19cyclictest0-21swapper/109:55:121
3233599992219,2cyclictest3249841-21apt-get07:25:120
3233599992217,3cyclictest61650irq/133-enp0s29f1:rx-010:00:000
323359999221,20cyclictest0-21swapper/009:25:140
323359999221,20cyclictest0-21swapper/008:00:130
323359999220,2cyclictest3531166-21munin-run12:00:000
323359999220,2cyclictest3445564-21grep10:35:160
323359999220,2cyclictest3410048-21irqcore10:00:190
323359999220,20cyclictest0-21swapper/011:40:130
323359999220,20cyclictest0-21swapper/010:15:120
3233610992119,1cyclictest0-21swapper/310:40:123
3233610992118,2cyclictest3387685-21ntpq09:35:223
3233610992118,2cyclictest0-21swapper/312:30:123
3233610992118,2cyclictest0-21swapper/311:50:143
3233610992118,2cyclictest0-21swapper/308:15:133
3233610992118,1cyclictest0-21swapper/312:20:133
323361099211,2cyclictest514-21in:imuxsock08:25:013
323361099210,2cyclictest64-21kcompactd008:57:443
323361099210,2cyclictest0-21swapper/310:20:143
323361099210,19cyclictest0-21swapper/308:05:133
323361099210,18cyclictest0-21swapper/312:05:123
323361099210,18cyclictest0-21swapper/311:20:133
3233608992119,1cyclictest0-21swapper/211:48:382
3233608992119,1cyclictest0-21swapper/207:30:112
3233608992118,2cyclictest0-21swapper/211:05:122
3233608992117,2cyclictest3511100-21apt-get11:40:122
3233608992117,2cyclictest0-21swapper/210:45:172
323360899210,2cyclictest0-21swapper/211:25:112
323360899210,2cyclictest0-21swapper/207:37:342
323360899210,20cyclictest0-21swapper/212:25:122
323360899210,20cyclictest0-21swapper/211:20:132
323360899210,20cyclictest0-21swapper/210:40:122
323360899210,20cyclictest0-21swapper/209:46:402
323360899210,1cyclictest0-21swapper/212:15:122
323360899210,1cyclictest0-21swapper/207:45:122
323360899210,19cyclictest0-21swapper/209:25:142
3233603992119,2cyclictest64-21kcompactd010:47:541
3233603992119,1cyclictest0-21swapper/109:26:461
3233603992119,1cyclictest0-21swapper/108:15:141
3233603992118,2cyclictest3541751-21munin-run12:09:591
3233603992117,2cyclictest3372427-21ntpq09:20:201
323360399211,1cyclictest3234140-21apt-get07:10:121
323360399210,2cyclictest64-21kcompactd010:08:071
323360399210,2cyclictest64-21kcompactd008:46:271
323360399210,20cyclictest64-21kcompactd011:36:171
323360399210,19cyclictest3233667-21sed07:10:011
323360399210,19cyclictest0-21swapper/112:15:121
3233599992119,1cyclictest3547051-21apt-get12:15:120
3233599992119,1cyclictest0-21swapper/012:00:350
3233599992119,1cyclictest0-21swapper/010:50:130
3233599992119,1cyclictest0-21swapper/007:36:290
3233599992119,1cyclictest0-21swapper/007:15:130
3233599992118,2cyclictest3477757-21ps11:05:170
3233599992118,2cyclictest211rcuc/008:30:010
3233599992117,3cyclictest3311531-21systemd-run08:25:000
323359999211,19cyclictest64-21kcompactd009:51:300
323359999210,2cyclictest64-21kcompactd007:45:380
323359999210,2cyclictest3556940-21munin-run12:25:000
323359999210,20cyclictest64-21kcompactd007:33:490
323359999210,20cyclictest0-21swapper/010:56:300
323359999210,1cyclictest0-21swapper/011:30:210
3233610992018,1cyclictest0-21swapper/310:45:123
3233610992018,1cyclictest0-21swapper/308:30:133
3233610992017,2cyclictest0-21swapper/309:30:133
3233610992017,1cyclictest0-21swapper/311:30:133
323361099200,1cyclictest64-21kcompactd007:12:183
323361099200,1cyclictest0-21swapper/311:00:113
323361099200,1cyclictest0-21swapper/308:50:123
323361099200,19cyclictest0-21swapper/307:10:013
3233608992018,1cyclictest3552156-21apt-get12:20:132
3233608992018,1cyclictest0-21swapper/210:09:442
3233608992018,1cyclictest0-21swapper/209:14:242
3233608992017,2cyclictest64-21kcompactd010:36:052
3233608992017,2cyclictest3567739-21apt-get12:35:132
3233608992017,2cyclictest0-21swapper/208:16:532
323360899200,2cyclictest3470170-21munin-run11:00:002
3233603992018,1cyclictest0-21swapper/109:35:221
3233603992017,1cyclictest3465339-21apt-get10:55:111
323360399200,1cyclictest64-21kcompactd009:04:441
323360399200,1cyclictest0-21swapper/111:25:121
323360399200,1cyclictest0-21swapper/111:15:111
323360399200,1cyclictest0-21swapper/110:50:141
3233599992018,1cyclictest3322765-21apt-get08:35:120
3233599992018,1cyclictest0-21swapper/012:10:140
3233599992018,1cyclictest0-21swapper/011:35:120
3233599992018,1cyclictest0-21swapper/008:10:120
3233599992017,2cyclictest64-21kcompactd007:11:460
3233599992016,2cyclictest3414607-21apt-get10:05:120
323359999200,1cyclictest0-21swapper/012:30:120
323359999200,1cyclictest0-21swapper/009:35:550
323359999200,19cyclictest0-21swapper/010:40:120
323359999200,19cyclictest0-21swapper/009:05:110
3233610991916,2cyclictest0-21swapper/312:40:013
3233603991917,1cyclictest3291345-21apt-get08:05:021
3233603991916,2cyclictest3296473-21apt-get08:10:121
3233599991917,1cyclictest0-21swapper/008:09:530
3233599991917,1cyclictest0-21swapper/007:40:110
3233599991916,2cyclictest500-21dbus-daemon11:15:000
323359999190,19cyclictest0-21swapper/011:45:570
3233610991816,1cyclictest0-21swapper/311:10:143
3233610991816,1cyclictest0-21swapper/309:20:213
3233610991815,2cyclictest64-21kcompactd007:44:013
3233610991815,2cyclictest0-21swapper/310:05:003
3233608991813,3cyclictest0-21swapper/208:50:122
3233603991816,1cyclictest0-21swapper/111:40:211
3233603991814,3cyclictest0-21swapper/112:35:131
3233599991817,1cyclictest0-21swapper/012:37:410
3233599991816,1cyclictest0-21swapper/010:30:200
3233599991816,1cyclictest0-21swapper/010:25:120
3233599991814,2cyclictest3485664-21apt-get11:15:120
3233610991715,1cyclictest0-21swapper/311:40:213
3233610991715,1cyclictest0-21swapper/310:55:113
3233610991713,2cyclictest3260501-21apt-get07:35:133
323360899179,2cyclictest191rcu_preempt07:50:192
3233608991715,1cyclictest0-21swapper/211:55:382
323360899171,4cyclictest3244309-21sed07:20:002
3233608991713,2cyclictest3332925-21apt-get08:45:132
3233608991712,1cyclictest191rcu_preempt08:55:182
3233608991712,1cyclictest191rcu_preempt08:05:012
3233608991710,2cyclictest191rcu_preempt07:10:012
3233603991715,1cyclictest0-21swapper/110:00:151
3233603991714,2cyclictest3450106-21apt-get10:40:121
3233599991716,1cyclictest0-21swapper/008:33:010
3233599991715,1cyclictest0-21swapper/011:04:340
3233599991715,1cyclictest0-21swapper/010:13:290
3233599991715,1cyclictest0-21swapper/007:55:120
3233599991715,1cyclictest0-21swapper/007:50:120
3233599991714,2cyclictest3393955-21cpuspeed_turbos09:45:130
3233599991714,2cyclictest3343085-21apt-get08:55:130
323359999170,1cyclictest0-21swapper/009:15:110
3233608991612,1cyclictest191rcu_preempt11:00:212
323360899160,4cyclictest3348288-21cpuspeed_turbos09:00:122
3233599991614,1cyclictest0-21swapper/012:25:130
3233599991613,2cyclictest61650irq/133-enp0s29f1:rx-009:25:000
3233599991613,2cyclictest61650irq/133-enp0s29f1:rx-008:45:150
3233599991613,2cyclictest61650irq/133-enp0s29f1:rx-008:15:120
3233599991612,3cyclictest61650irq/133-enp0s29f1:rx-011:20:120
3233599991612,3cyclictest61650irq/133-enp0s29f1:rx-009:10:180
3233610991513,1cyclictest0-21swapper/308:10:223
3233599991512,2cyclictest61650irq/133-enp0s29f1:rx-012:05:170
3233599991512,2cyclictest61650irq/133-enp0s29f1:rx-009:00:210
323359999139,2cyclictest3327835-21apt-get08:40:130
323361099118,2cyclictest3393190-21unixbench_singl09:40:263
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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