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2026-07-24 - 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 all highest latencies:
System rackeslot4.osadl.org (updated Fri Jul 24, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3651811992926,2cyclictest516-21rs:main0
365181199281,4cyclictest3904201-21apt-get11:15:130
365181199271,3cyclictest3795027-21apt-get09:30:120
365181199271,23cyclictest3981055-21apt-get12:30:110
365181799262,20cyclictest3955716-21apt-get12:05:142
365181799262,20cyclictest3955716-21apt-get12:05:142
365181199261,2cyclictest0-21swapper/010:35:110
365181199261,21cyclictest0-21swapper/010:25:120
365181799250,23cyclictest3862411-21cron10:35:002
365181799250,1cyclictest0-21swapper/210:50:122
365181599252,20cyclictest3888547-21apt-get11:00:131
365181599252,20cyclictest3820892-21apt-get09:55:151
3651815992520,3cyclictest3682465-21apt-get07:40:121
365181599251,21cyclictest3702740-21apt-get08:00:121
3651811992518,5cyclictest3804887-21cron09:40:000
365181199251,3cyclictest3733624-21apt-get08:30:120
365181199251,2cyclictest3878361-21apt-get10:50:120
365181199251,21cyclictest3873271-21apt-get10:45:120
365181199251,21cyclictest3720634-21ps08:15:180
365181199251,21cyclictest0-21swapper/011:40:110
365181199251,20cyclictest0-21swapper/011:00:130
365181199251,20cyclictest0-21swapper/010:15:000
365181199250,3cyclictest3846418-21dpkg10:20:010
365181199250,22cyclictest3924220-21idleruntime-cro11:35:010
3651821992420,2cyclictest3652028-21apt-get07:10:133
365182199241,20cyclictest0-21swapper/308:30:113
3651817992418,4cyclictest0-21swapper/209:30:112
365181799241,3cyclictest0-21swapper/211:15:122
365181799241,21cyclictest3800074-21apt-get09:35:112
365181799241,21cyclictest3743784-21apt-get08:40:122
365181799240,22cyclictest3929421-21dpkg11:40:002
365181799240,21cyclictest0-21swapper/211:00:122
365181799240,21cyclictest0-21swapper/210:25:122
3651815992420,2cyclictest3667280-21apt-get07:25:131
365181599241,21cyclictest3677399-21apt-get07:35:141
365181599240,1cyclictest0-21swapper/108:30:121
365181199241,3cyclictest3862409-21cron10:35:010
365181199241,3cyclictest0-21swapper/012:10:140
365181199241,3cyclictest0-21swapper/012:05:140
365181199241,3cyclictest0-21swapper/012:05:140
365181199241,3cyclictest0-21swapper/008:40:120
365181199241,2cyclictest3738691-21apt-get08:35:120
365181199241,22cyclictest3976487-21irqcore12:25:180
365181199241,21cyclictest0-21swapper/009:10:120
365181199241,21cyclictest0-21swapper/007:40:120
365181199241,20cyclictest0-21swapper/009:55:150
365181199240,3cyclictest3965843-21apt-get12:15:110
365182199231,21cyclictest3900078-21ps11:10:173
365182199230,21cyclictest3712624-21cron08:10:013
365182199230,20cyclictest0-21swapper/308:20:123
3651817992320,2cyclictest3774650-21apt-get09:10:122
3651817992319,2cyclictest3909270-21apt-get11:20:122
3651817992319,2cyclictest3784868-21apt-get09:20:122
365181799231,2cyclictest3975985-21apt-get12:25:142
365181799231,2cyclictest3793905-21ntpq09:25:212
365181799231,2cyclictest3793905-21ntpq09:25:212
365181799230,21cyclictest3697677-21taskset07:55:152
365181799230,20cyclictest0-21swapper/212:30:112
365181799230,20cyclictest0-21swapper/208:35:122
365181799230,1cyclictest3899131-21apt-get11:10:112
365181799230,1cyclictest0-21swapper/208:30:112
3651815992320,2cyclictest3929969-21apt-get11:40:111
3651815992319,3cyclictest3914338-21apt-get11:25:121
3651815992319,3cyclictest3732473-21ntpq08:25:221
3651815992319,2cyclictest3924213-21munin-run11:35:011
365181599231,3cyclictest3770073-21ps09:05:161
365181599230,2cyclictest0-21swapper/111:15:131
365181599230,19cyclictest0-21swapper/112:15:111
3651811992319,2cyclictest64-21kcompactd010:20:410
3651811992319,2cyclictest0-21swapper/009:15:120
3651811992318,3cyclictest0-21swapper/009:40:130
3651811992318,3cyclictest0-21swapper/008:00:130
3651811992317,4cyclictest3688016-21irqcore07:45:160
365181199231,2cyclictest0-21swapper/007:55:150
365181199231,2cyclictest0-21swapper/007:25:130
365181199231,20cyclictest3784868-21apt-get09:20:130
365181199230,21cyclictest0-21swapper/011:25:120
3651821992219,2cyclictest3852125-21apt-get10:25:133
3651821992219,2cyclictest0-21swapper/310:15:113
3651821992218,2cyclictest0-21swapper/308:50:133
365182199221,2cyclictest3960753-21apt-get12:10:143
365182199221,2cyclictest3862416-21idleruntime-cro10:35:003
365182199220,2cyclictest3841220-21date10:15:023
365182199220,21cyclictest3898848-21sh11:09:593
365182199220,19cyclictest0-21swapper/312:15:113
365182199220,19cyclictest0-21swapper/311:35:113
365182199220,19cyclictest0-21swapper/310:55:143
3651817992218,2cyclictest3893376-21apt-get11:05:022
3651817992218,2cyclictest3686508-21grep07:40:242
3651817992218,2cyclictest0-21swapper/208:50:132
3651817992217,3cyclictest0-21swapper/209:55:162
365181799221,19cyclictest0-21swapper/212:15:112
365181799220,20cyclictest0-21swapper/210:45:112
365181799220,1cyclictest0-21swapper/210:15:112
365181799220,1cyclictest0-21swapper/207:25:132
3651815992219,2cyclictest3862684-21apt-get10:35:111
3651815992219,1cyclictest0-21swapper/108:35:121
3651815992218,2cyclictest3805591-21apt-get09:40:131
3651815992218,1cyclictest3840898-21apt-get10:15:001
365181599221,2cyclictest3825956-21apt-get10:00:121
365181599221,1cyclictest3815797-21apt-get09:50:121
365181599221,1cyclictest3759444-21apt-get08:55:141
365181599220,21cyclictest3749262-21apt-get08:45:021
365181599220,20cyclictest3976484-21sed12:25:181
365181599220,20cyclictest3810704-21apt-get09:45:111
365181599220,19cyclictest0-21swapper/107:10:131
365181599220,18cyclictest3858140-21sed10:30:171
3651811992219,2cyclictest0-21swapper/011:20:130
3651811992219,2cyclictest0-21swapper/009:26:550
3651811992219,2cyclictest0-21swapper/009:26:550
3651811992218,2cyclictest0-21swapper/012:36:410
365181199221,20cyclictest0-21swapper/010:45:000
365181199221,20cyclictest0-21swapper/008:20:120
365181199221,20cyclictest0-21swapper/007:10:130
365181199220,21cyclictest0-21swapper/011:05:020
365181199220,20cyclictest3717728-21latency_hist08:15:010
365181199220,20cyclictest0-21swapper/011:35:120
365181199220,20cyclictest0-21swapper/010:00:120
3651821992119,1cyclictest64-21kcompactd009:08:393
3651821992119,1cyclictest0-21swapper/311:55:123
3651821992118,2cyclictest3847550-21ps10:20:163
3651821992118,2cyclictest3804937-21systemd-run09:40:003
3651821992118,2cyclictest3661098-21ntpq07:15:233
3651821992117,2cyclictest3759447-21taskset08:55:133
365182199210,2cyclictest64-21kcompactd009:23:423
365182199210,2cyclictest3682967-21grep07:40:173
365182199210,2cyclictest0-21swapper/311:00:123
365182199210,20cyclictest1-21systemd07:32:263
365182199210,20cyclictest0-21swapper/311:49:553
365182199210,20cyclictest0-21swapper/309:14:343
365182199210,19cyclictest3784210-21/usr/sbin/munin09:15:253
365182199210,19cyclictest0-21swapper/311:20:123
365182199210,19cyclictest0-21swapper/309:55:163
365182199210,18cyclictest3831002-21apt-get10:05:113
365182199210,18cyclictest0-21swapper/310:50:133
365182199210,18cyclictest0-21swapper/308:35:113
3651817992119,1cyclictest0-21swapper/209:40:132
3651817992118,2cyclictest3723487-21apt-get08:20:122
3651817992118,2cyclictest0-21swapper/210:05:122
3651817992118,1cyclictest0-21swapper/211:25:122
365181799210,1cyclictest0-21swapper/211:50:122
365181799210,1cyclictest0-21swapper/210:55:132
365181799210,1cyclictest0-21swapper/210:35:112
365181799210,1cyclictest0-21swapper/209:52:442
365181799210,19cyclictest0-21swapper/212:10:142
365181799210,19cyclictest0-21swapper/208:25:222
3651815992119,1cyclictest3841559-21apt-get10:15:111
3651815992119,1cyclictest0-21swapper/110:45:111
3651815992118,2cyclictest3929277-21apt-get11:40:001
3651815992118,2cyclictest3697674-21apt-get07:55:151
3651815992117,2cyclictest3718746-21/usr/sbin/munin08:15:151
3651815992116,3cyclictest0-21swapper/109:30:111
365181599211,1cyclictest0-21swapper/110:25:121
365181599210,20cyclictest3716862-21ntpq08:10:231
365181599210,20cyclictest0-21swapper/108:40:121
365181599210,1cyclictest0-21swapper/112:05:141
365181599210,1cyclictest0-21swapper/112:05:141
365181599210,19cyclictest0-21swapper/109:35:111
3651811992118,2cyclictest0-21swapper/012:22:100
3651811992118,2cyclictest0-21swapper/009:50:120
3651811992117,2cyclictest3672323-21apt-get07:30:110
365181199210,2cyclictest0-21swapper/008:25:220
365181199210,20cyclictest0-21swapper/011:55:160
365181199210,1cyclictest3883435-21apt-get10:55:130
365181199210,1cyclictest0-21swapper/011:50:120
365181199210,1cyclictest0-21swapper/010:05:120
3651821992019,1cyclictest0-21swapper/309:29:043
3651821992019,1cyclictest0-21swapper/309:29:043
3651821992018,1cyclictest3868143-21apt-get10:40:043
3651821992018,1cyclictest3733346-21cron08:30:003
3651821992018,1cyclictest0-21swapper/311:30:113
3651821992018,1cyclictest0-21swapper/309:04:523
3651821992018,1cyclictest0-21swapper/308:00:123
3651821992017,2cyclictest3866996-21chrt10:35:233
3651821992017,2cyclictest0-21swapper/311:45:003
365182199200,1cyclictest64-21kcompactd008:15:253
365182199200,1cyclictest0-21swapper/312:00:143
365182199200,1cyclictest0-21swapper/310:45:113
365182199200,1cyclictest0-21swapper/307:55:153
3651817992018,1cyclictest0-21swapper/210:00:122
3651817992018,1cyclictest0-21swapper/207:30:112
3651817992017,2cyclictest500-21dbus-daemon10:15:002
3651817992015,3cyclictest0-21swapper/210:20:412
3651817992013,5cyclictest3688024-21irqcore07:45:152
365181799200,19cyclictest0-21swapper/211:40:112
365181799200,18cyclictest3717726-21cron08:15:012
3651815992018,1cyclictest0-21swapper/112:10:141
3651815992018,1cyclictest0-21swapper/111:50:121
3651815992018,1cyclictest0-21swapper/110:55:131
3651815992018,1cyclictest0-21swapper/108:20:121
3651815992017,1cyclictest0-21swapper/107:30:111
3651815992016,3cyclictest3873035-21unin-run10:45:001
365181599200,1cyclictest0-21swapper/111:10:111
365181599200,19cyclictest3831504-21irqcore10:05:161
365181599200,19cyclictest0-21swapper/107:18:581
3651811992018,1cyclictest0-21swapper/007:35:140
3651811992017,2cyclictest3758261-21ntpq08:50:210
3651811992017,2cyclictest0-21swapper/012:00:210
3651811992016,2cyclictest3769577-21apt-get09:05:120
3651821991917,1cyclictest0-21swapper/307:25:133
365182199190,1cyclictest0-21swapper/309:49:303
365182199190,18cyclictest3981542-21sed12:30:163
3651817991917,1cyclictest3946061-21irqcore11:55:162
3651817991916,2cyclictest0-21swapper/208:55:142
3651817991916,2cyclictest0-21swapper/208:45:012
3651817991915,2cyclictest0-21swapper/209:15:122
3651815991916,2cyclictest0-21swapper/108:50:131
3651815991916,1cyclictest0-21swapper/109:10:121
365181599190,1cyclictest0-21swapper/110:50:121
3651811991917,1cyclictest3940239-21idleruntime-cro11:50:010
365181199190,18cyclictest3903915-21cron11:14:590
3651821991816,1cyclictest64-21kcompactd007:39:573
3651821991816,1cyclictest0-21swapper/311:15:123
365182199180,17cyclictest3696770-21grep07:50:263
3651817991815,2cyclictest64-21kcompactd012:36:412
3651817991815,2cyclictest3765033-21irqcore09:00:162
3651817991815,1cyclictest0-21swapper/212:22:102
3651817991814,2cyclictest3954455-21/usr/sbin/munin12:00:212
3651817991814,2cyclictest0-21swapper/208:00:122
365181599189,1cyclictest37108591kthreadcore08:05:181
3651815991816,1cyclictest0-21swapper/111:20:121
3651815991816,1cyclictest0-21swapper/111:05:021
3651815991816,1cyclictest0-21swapper/109:20:121
3651815991814,3cyclictest0-21swapper/112:30:111
3651815991814,2cyclictest3789959-21apt-get09:25:121
3651815991814,2cyclictest3789959-21apt-get09:25:121
3651815991813,3cyclictest0-21swapper/112:36:411
3651815991813,3cyclictest0-21swapper/109:15:121
3651811991816,1cyclictest0-21swapper/009:45:110
3651821991716,1cyclictest64-21kcompactd012:28:063
3651817991715,1cyclictest3708303-21ps08:05:162
3651817991714,2cyclictest3652151-21cpuspeed_turbos07:10:142
3651817991714,2cyclictest0-21swapper/207:25:002
3651817991713,3cyclictest0-21swapper/207:35:142
3651817991713,2cyclictest0-21swapper/209:10:002
3651815991714,2cyclictest3935527-21cpuspeed_turbos11:45:141
3651815991713,2cyclictest64-21kcompactd012:22:101
3651815991713,2cyclictest0-21swapper/110:20:411
3651811991715,1cyclictest0-21swapper/008:46:360
3651811991713,1cyclictest3707808-21apt-get08:05:120
3651821991614,1cyclictest0-21swapper/311:25:183
3651821991614,1cyclictest0-21swapper/310:00:123
3651821991614,1cyclictest0-21swapper/308:45:113
3651817991614,1cyclictest3717733-21apt-get08:15:022
3651817991613,1cyclictest0-21swapper/209:45:112
3651817991610,5cyclictest3935951-21tr11:45:182
3651815991612,3cyclictest3954456-21chrt12:00:211
3651815991610,5cyclictest3666196-21ntpq07:20:241
3651821991513,1cyclictest0-21swapper/309:50:123
3651821991510,3cyclictest3986472-21cut12:35:143
3651817991511,3cyclictest0-21swapper/210:45:002
3651815991511,3cyclictest3692692-21cpuspeed_turbos07:50:141
3651815991511,3cyclictest3688023-21irqcore07:45:151
3651811991512,2cyclictest3666151-21ntp_kernel_pll_07:20:240
3651811991512,2cyclictest0-21swapper/007:50:140
3651811991511,3cyclictest61650irq/133-enp0s29f1:rx-007:15:230
365182199149,4cyclictest3777322-21systemd-journal09:44:423
365182199146,2cyclictest191rcu_preempt12:10:003
365182199146,2cyclictest191rcu_preempt12:10:003
3651821991412,1cyclictest0-21swapper/307:20:123
365181799140,4cyclictest36615252head07:15:272
3651815991412,1cyclictest0-21swapper/111:55:161
365182199139,3cyclictest3717866-21sort08:15:013
365182199131,10cyclictest3749024-21cat08:45:003
3651821991310,2cyclictest3970982-21cpuspeed_turbos12:20:143
365182199130,3cyclictest3796014-21cat09:30:163
3651817991311,1cyclictest0-21swapper/207:50:202
365181599130,2cyclictest191rcu_preempt09:00:131
3651811991311,2cyclictest61650irq/133-enp0s29f1:rx-009:00:220
365181199120,4cyclictest3651940-21cat07:10:010
365182199118,2cyclictest3651737-21latency_hist07:10:013
3651821991110,1cyclictest0-21swapper/307:45:213
365181799101,8cyclictest3651737-21latency_hist07:10:012
365181599100,2cyclictest191rcu_preempt07:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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