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2026-07-17 - 10:35
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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 Fri Jul 17, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
383155399351,4cyclictest4061568-21sort22:55:173
383155399350,32cyclictest4005374-21taskset22:00:133
383155399341,24cyclictest3958860-21awk21:15:013
383155399320,22cyclictest4102666-21sort23:35:173
383155399311,20cyclictest0-21swapper/323:55:123
383155399300,2cyclictest3918298-21idleruntime-cro20:35:003
383155399290,3cyclictest4076113-21pluginstate23:10:003
3831553992823,3cyclictest509-21systemd-logind22:45:003
3831553992818,9cyclictest3923342-21ls20:40:003
383155399281,21cyclictest4127559-21apt-get00:00:133
383155399281,20cyclictest0-21swapper/320:05:123
383155399270,26cyclictest0-21swapper/320:25:213
383155399270,24cyclictest3964990-21grep21:20:153
383155399270,18cyclictest0-21swapper/300:20:123
383155399261,21cyclictest4081895-21apt-get23:15:123
383155399261,21cyclictest4050940-21apt-get22:45:133
383155399261,21cyclictest4015378-21apt-get22:10:123
383155399261,21cyclictest0-21swapper/319:45:143
383155399260,23cyclictest0-21swapper/321:40:123
383154899262,3cyclictest3888125-21apt-get20:05:121
3831548992623,2cyclictest516-21rs:main1
383154899262,21cyclictest4071238-21apt-get23:05:121
383154899261,21cyclictest4005212-21apt-get22:00:121
3831553992520,3cyclictest3872843-21apt-get19:50:123
3831553992519,4cyclictest3928689-21apt-get20:45:123
383155399251,22cyclictest4025246-21cron22:20:003
383155399251,21cyclictest3877957-21apt-get19:55:113
383155399250,21cyclictest0-21swapper/321:00:113
3831550992522,2cyclictest0-21swapper/219:50:012
383155099251,20cyclictest3898266-21apt-get20:15:132
383154899251,20cyclictest4132608-21apt-get00:05:161
383154399251,20cyclictest3857632-21apt-get19:35:110
383154399250,24cyclictest3846520-21taskset19:20:220
3831553992419,3cyclictest3938849-21apt-get20:55:113
383155399241,3cyclictest0-21swapper/321:15:123
383155399241,20cyclictest3969721-21apt-get21:25:123
383155399241,20cyclictest0-21swapper/320:15:143
383155399241,20cyclictest0-21swapper/319:40:123
383155399240,2cyclictest4133104-21ps00:05:203
383155399240,20cyclictest0-21swapper/319:10:123
383155399240,19cyclictest0-21swapper/323:33:103
383155399240,19cyclictest0-21swapper/323:33:103
3831550992421,2cyclictest514-21in:imuxsock22:15:012
383155099241,3cyclictest3923614-21apt-get20:40:122
383155099241,21cyclictest3837281-21apt-get19:15:132
383155099240,20cyclictest0-21swapper/223:05:122
383154899241,21cyclictest3948989-21apt-get21:05:121
383154899241,21cyclictest3948989-21apt-get21:05:121
383154899241,20cyclictest3933759-21apt-get20:50:111
383154899241,20cyclictest3913453-21apt-get20:30:131
383154399242,2cyclictest4137674-21apt-get00:10:130
3831543992420,2cyclictest3893195-21apt-get20:10:110
3831543992418,4cyclictest3857361-21awk19:35:000
383154399241,22cyclictest3938601-21idleruntime-cro20:55:000
3831553992319,3cyclictest0-21swapper/322:36:443
3831553992318,4cyclictest3992203-21sed21:45:193
3831553992318,4cyclictest0-21swapper/319:10:013
3831553992317,4cyclictest3893198-21taskset20:10:123
383155399231,20cyclictest3974814-21apt-get21:30:123
383155399231,20cyclictest0-21swapper/323:29:583
383155399230,20cyclictest0-21swapper/323:50:133
3831550992320,2cyclictest4045892-21apt-get22:40:142
383155099231,2cyclictest4076758-21apt-get23:10:132
383154899232,2cyclictest4040823-21apt-get22:35:111
3831548992320,1cyclictest3831764-21apt-get19:10:121
3831548992319,2cyclictest4111177-21ntpq23:40:211
383154899231,19cyclictest0-21swapper/122:40:141
383154899230,22cyclictest4065868-21cron23:00:001
383154899230,20cyclictest0-21swapper/119:25:111
3831543992319,2cyclictest4010039-21idleruntime-cro22:05:010
3831543992317,3cyclictest0-21swapper/019:25:110
383154399231,2cyclictest1-21systemd23:15:000
383154399231,20cyclictest4117413-21apt-get23:50:110
383154399230,3cyclictest0-21swapper/020:55:120
383155399229,11cyclictest4143254-21irqcore00:15:163
3831553992219,2cyclictest0-21swapper/322:50:133
3831553992219,2cyclictest0-21swapper/321:56:583
3831553992219,2cyclictest0-21swapper/319:35:113
3831553992219,2cyclictest0-21swapper/319:16:133
3831553992219,1cyclictest0-21swapper/320:50:123
3831553992217,4cyclictest3908103-21cron20:25:003
3831553992216,5cyclictest4138157-21irqcore00:10:173
383155399221,2cyclictest64-21kcompactd000:29:383
383155399221,2cyclictest3847469-21apt-get19:25:113
383155399221,2cyclictest0-21swapper/319:30:113
383155399221,1cyclictest0-21swapper/323:20:103
3831550992219,2cyclictest4112365-21apt-get23:45:122
3831550992218,2cyclictest509-21systemd-logind19:15:012
3831550992218,2cyclictest3853045-21irqcore19:30:152
383155099221,20cyclictest4020449-21apt-get22:15:122
383155099221,1cyclictest4131426-21ntpq00:00:222
383155099220,19cyclictest0-21swapper/200:10:132
3831548992219,2cyclictest0-21swapper/100:10:131
3831548992218,2cyclictest4056030-21apt-get22:50:121
3831548992218,2cyclictest3903313-21apt-get20:20:121
3831548992217,2cyclictest0-21swapper/119:40:121
383154899221,20cyclictest64-21kcompactd023:17:041
383154899221,1cyclictest4163080-21apt-get00:35:121
383154899221,1cyclictest0-21swapper/121:15:151
383154899220,19cyclictest0-21swapper/123:50:131
383154899220,19cyclictest0-21swapper/123:35:121
383154899220,18cyclictest0-21swapper/121:40:111
3831543992220,1cyclictest0-21swapper/021:25:110
3831543992219,2cyclictest4025522-21apt-get22:20:120
383154399221,2cyclictest4142771-21apt-get00:15:120
383154399221,2cyclictest4112863-21ps23:45:170
383154399221,20cyclictest0-21swapper/019:10:120
383154399220,2cyclictest4076103-21sh23:10:000
383154399220,21cyclictest64-21kcompactd023:30:300
383154399220,21cyclictest64-21kcompactd023:30:290
383154399220,20cyclictest64-21kcompactd022:05:010
383154399220,20cyclictest0-21swapper/000:05:150
383154399220,19cyclictest0-21swapper/020:25:130
3831553992118,1cyclictest0-21swapper/320:40:113
3831553992117,2cyclictest4030596-21taskset22:25:143
3831553992117,2cyclictest0-21swapper/321:05:123
3831553992117,2cyclictest0-21swapper/321:05:123
3831553992116,4cyclictest64-21kcompactd021:35:593
3831553992116,3cyclictest4035729-21apt-get22:30:113
383155399210,2cyclictest64-21kcompactd022:24:223
383155399210,20cyclictest0-21swapper/319:22:403
383155399210,19cyclictest0-21swapper/323:45:123
3831550992119,1cyclictest0-21swapper/221:10:102
3831550992119,1cyclictest0-21swapper/220:32:342
3831550992119,1cyclictest0-21swapper/219:25:112
3831550992119,1cyclictest0-21swapper/200:30:102
3831550992118,2cyclictest0-21swapper/220:45:132
3831550992118,2cyclictest0-21swapper/200:15:122
383155099210,20cyclictest391rcuc/219:20:152
383155099210,1cyclictest0-21swapper/221:30:122
383155099210,19cyclictest0-21swapper/223:50:132
383155099210,19cyclictest0-21swapper/220:50:122
3831548992119,1cyclictest64-21kcompactd023:34:161
3831548992119,1cyclictest64-21kcompactd023:34:151
3831548992119,1cyclictest0-21swapper/123:10:131
3831548992118,2cyclictest0-21swapper/119:50:121
3831548992116,3cyclictest0-21swapper/122:20:011
383154899210,2cyclictest4143254-21irqcore00:15:161
383154899210,20cyclictest0-21swapper/120:36:511
383154899210,18cyclictest0-21swapper/123:25:141
3831543992119,1cyclictest0-21swapper/020:08:210
3831543992119,1cyclictest0-21swapper/000:30:120
3831543992119,1cyclictest0-21swapper/000:00:180
3831543992118,2cyclictest0-21swapper/022:50:120
383154399211,1cyclictest4156819-21ntpq00:25:210
383154399211,1cyclictest0-21swapper/022:30:120
383154399210,2cyclictest4050944-21runrttasks22:45:140
383154399210,20cyclictest0-21swapper/021:20:120
383154399210,20cyclictest0-21swapper/020:00:120
383154399210,20cyclictest0-21swapper/000:20:110
383154399210,1cyclictest0-21swapper/023:05:000
3831553992017,2cyclictest0-21swapper/323:00:133
3831553992011,7cyclictest4112106-21latency_hist23:45:003
3831550992018,1cyclictest64-21kcompactd021:51:022
3831550992018,1cyclictest0-21swapper/223:15:132
3831550992018,1cyclictest0-21swapper/221:10:002
3831550992018,1cyclictest0-21swapper/221:10:002
3831550992018,1cyclictest0-21swapper/221:00:132
3831550992018,1cyclictest0-21swapper/220:20:112
3831550992017,2cyclictest4102175-21apt-get23:35:132
3831550992017,1cyclictest4147856-21apt-get00:20:122
3831550992014,4cyclictest3938853-21taskset20:55:122
383155099201,1cyclictest0-21swapper/222:38:202
383155099200,1cyclictest3898016-21idleruntime-cro20:15:002
383155099200,1cyclictest0-21swapper/222:50:132
383155099200,1cyclictest0-21swapper/222:25:222
383155099200,1cyclictest0-21swapper/221:45:132
383155099200,1cyclictest0-21swapper/221:35:162
383155099200,1cyclictest0-21swapper/221:25:122
383155099200,1cyclictest0-21swapper/200:25:122
383155099200,1cyclictest0-21swapper/200:07:362
383155099200,19cyclictest3862449-21cron19:40:002
383155099200,19cyclictest0-21swapper/223:55:122
383155099200,19cyclictest0-21swapper/221:20:122
383155099200,18cyclictest0-21swapper/220:05:132
3831548992019,1cyclictest0-21swapper/123:46:051
3831548992018,1cyclictest64-21kcompactd020:28:471
3831548992018,1cyclictest0-21swapper/122:30:121
3831548992018,1cyclictest0-21swapper/121:10:091
3831548992017,2cyclictest3894146-21kthreadcore20:10:161
383154899200,20cyclictest64-21kcompactd020:45:591
383154899200,1cyclictest0-21swapper/123:20:491
383154899200,1cyclictest0-21swapper/122:29:291
383154899200,1cyclictest0-21swapper/122:07:101
383154899200,1cyclictest0-21swapper/121:48:531
383154899200,1cyclictest0-21swapper/121:39:121
383154899200,1cyclictest0-21swapper/120:40:111
383154899200,1cyclictest0-21swapper/120:16:251
383154899200,1cyclictest0-21swapper/119:20:101
383154899200,1cyclictest0-21swapper/119:15:121
383154899200,1cyclictest0-21swapper/100:20:121
383154899200,18cyclictest0-21swapper/119:30:091
383154899200,18cyclictest0-21swapper/100:25:121
3831543992018,1cyclictest0-21swapper/021:45:130
3831543992018,1cyclictest0-21swapper/021:32:130
3831543992018,1cyclictest0-21swapper/020:30:120
3831543992018,1cyclictest0-21swapper/000:35:120
383154399200,1cyclictest3923367-21idleruntime-cro20:40:000
383154399200,1cyclictest0-21swapper/022:55:210
383154399200,1cyclictest0-21swapper/021:50:110
383154399200,1cyclictest0-21swapper/019:50:120
383154399200,19cyclictest64-21kcompactd022:13:040
383154399200,19cyclictest0-21swapper/021:40:100
383154399200,19cyclictest0-21swapper/020:40:120
383155399199,2cyclictest0-21swapper/300:35:003
3831550991917,1cyclictest3908382-21apt-get20:25:122
3831550991917,1cyclictest0-21swapper/222:20:112
3831550991915,2cyclictest4107250-21apt-get23:40:122
383155099190,1cyclictest4005713-21sed22:00:162
383155099190,18cyclictest4040544-21cron22:34:592
383155099190,18cyclictest0-21swapper/221:17:422
3831548991918,1cyclictest64-21kcompactd021:20:561
3831548991917,1cyclictest0-21swapper/121:26:181
3831548991916,2cyclictest3946144-21kthreadcore21:00:171
383154899190,1cyclictest64-21kcompactd000:32:181
3831543991918,1cyclictest0-21swapper/022:40:120
3831543991917,1cyclictest0-21swapper/021:10:100
3831543991917,1cyclictest0-21swapper/021:05:120
3831543991917,1cyclictest0-21swapper/021:05:120
3831543991917,1cyclictest0-21swapper/020:15:130
3831543991917,1cyclictest0-21swapper/019:41:290
3831543991917,1cyclictest0-21swapper/019:15:130
383154399190,18cyclictest0-21swapper/023:20:140
383155399182,6cyclictest3999845-21idleruntime-cro21:55:003
383155399181,8cyclictest4167896-21cron00:40:013
3831553991814,2cyclictest4011262-21kthreadcore22:05:183
383155399180,7cyclictest3887355-21unixbench-2d20:00:263
3831550991814,3cyclictest3873327-21ps19:50:162
3831548991816,1cyclictest0-21swapper/122:20:121
3831548991816,1cyclictest0-21swapper/122:10:121
3831548991816,1cyclictest0-21swapper/120:55:111
3831548991816,1cyclictest0-21swapper/119:45:131
3831543991817,1cyclictest0-21swapper/022:15:150
3831543991816,1cyclictest0-21swapper/019:55:120
3831543991815,2cyclictest4102664-21irqcore23:35:160
3831550991711,4cyclictest4070980-21munin-run23:04:592
3831550991711,4cyclictest3867495-21cron19:45:002
3831548991715,1cyclictest0-21swapper/123:55:121
3831548991714,1cyclictest0-21swapper/120:00:121
3831543991714,2cyclictest61650irq/133-enp0s29f1:rx-022:35:220
383154399170,6cyclictest39626912tr21:15:190
383154399170,1cyclictest4092536-21ps23:25:170
3831550991614,1cyclictest500-21dbus-daemon20:40:002
3831550991614,1cyclictest0-21swapper/223:25:142
3831550991614,1cyclictest0-21swapper/222:05:132
3831550991614,1cyclictest0-21swapper/221:55:132
3831550991614,1cyclictest0-21swapper/220:00:122
3831550991613,2cyclictest4061545-21if_err_enp0s30f22:55:172
3831550991612,2cyclictest0-21swapper/222:45:132
383154899168,6cyclictest3862456-21awk19:40:001
3831548991614,1cyclictest0-21swapper/122:45:141
3831548991614,1cyclictest0-21swapper/121:34:541
3831548991612,3cyclictest4128055-21irqcore00:00:181
3831543991613,2cyclictest61650irq/133-enp0s29f1:rx-023:40:220
3831543991613,2cyclictest61650irq/133-enp0s29f1:rx-021:35:150
3831543991612,3cyclictest62450irq/134-enp0s29f1:tx-022:25:140
3831553991511,3cyclictest4077246-21irqcore23:10:183
3831550991514,1cyclictest64-21kcompactd021:43:312
3831550991514,0cyclictest0-21swapper/200:40:012
3831548991511,3cyclictest4066320-21fschecks_count23:00:151
3831543991513,2cyclictest61650irq/133-enp0s29f1:rx-021:04:070
3831543991513,1cyclictest0-21swapper/021:55:220
3831543991513,1cyclictest0-21swapper/020:45:120
3831543991512,2cyclictest61650irq/133-enp0s29f1:rx-023:55:200
3831543991512,2cyclictest3907144-21needreboot20:20:190
3831550991411,2cyclictest4097306-21fschecks_count23:30:142
3831550991411,2cyclictest4097306-21fschecks_count23:30:132
3831550991411,2cyclictest4087895-21tr23:20:152
3831548991412,1cyclictest4004949-21sh22:00:001
3831543991412,1cyclictest64-21kcompactd023:15:590
383154899129,1cyclictest3995049-21apt-get21:50:121
383154399117,3cyclictest171ktimers/019:45:140
383155099106,3cyclictest3878248-21gltestperf19:55:142
383155099104,4cyclictest3831661-21cut19:10:012
38315489995,3cyclictest3831605-21cat19:10:011
38315439997,1cyclictest3768370-21kworker/0:2+events_power_efficient19:10:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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