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2026-09-14 - 23:11
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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 highest latencies:
System rackeslot4.osadl.org (updated Mon Sep 14, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
267867699252,21cyclictest2831801-21apt-get09:40:123
267867699251,3cyclictest2912843-21cron11:00:003
267867699251,22cyclictest0-21swapper/308:35:123
267867699251,21cyclictest0-21swapper/308:20:113
267867699251,20cyclictest2867342-21apt-get10:15:123
267867699250,22cyclictest2856901-21cron10:05:013
267867199251,21cyclictest2938993-21apt-get11:25:102
267867199251,21cyclictest2918192-21apt-get11:05:122
267867199251,20cyclictest2688988-21apt-get07:20:122
267866999251,20cyclictest2785592-21apt-get08:55:101
267866699252,22cyclictest2745024-21apt-get08:15:130
2678676992420,2cyclictest0-21swapper/311:15:003
267867699241,3cyclictest2841944-21apt-get09:50:113
267867699241,2cyclictest2892769-21apt-get10:40:123
267867699241,21cyclictest2979440-21apt-get12:05:113
267867699241,20cyclictest2734858-21apt-get08:05:123
267867699241,20cyclictest2694059-21apt-get07:25:123
267867699241,20cyclictest0-21swapper/309:20:133
267867699241,20cyclictest0-21swapper/307:10:123
267867699241,19cyclictest0-21swapper/310:05:123
267867699240,4cyclictest2994450-21idleruntime-cro12:20:003
267867699240,4cyclictest2816984-21tr09:25:173
267867699240,4cyclictest2816984-21tr09:25:163
267867699240,21cyclictest0-21swapper/311:50:113
267867699240,20cyclictest0-21swapper/307:50:113
267867699240,20cyclictest0-21swapper/307:45:123
267867199241,3cyclictest2790687-21apt-get09:00:122
267867199241,20cyclictest2719576-21apt-get07:50:122
267867199241,20cyclictest0-21swapper/212:20:122
267867199240,22cyclictest2702794-21cut07:30:182
267866999242,3cyclictest2892769-21apt-get10:40:101
267866999241,20cyclictest2923262-21apt-get11:10:101
267866999241,20cyclictest2847040-21apt-get09:55:131
267866999240,20cyclictest2795770-21apt-get09:05:141
267866699242,19cyclictest2709368-21apt-get07:40:130
2678666992420,2cyclictest2729764-21apt-get08:00:120
267866699241,2cyclictest2759113-21ntpq08:25:210
267866699241,20cyclictest2902972-21apt-get10:50:110
267866699240,4cyclictest2857678-21ps10:05:170
267866699240,21cyclictest2989606-21apt-get12:15:130
267867699231,2cyclictest2923005-21basename11:09:593
267867699231,2cyclictest0-21swapper/310:25:133
267867699231,2cyclictest0-21swapper/308:40:103
267867699231,20cyclictest0-21swapper/309:10:123
267867699231,19cyclictest0-21swapper/308:15:143
267867699230,3cyclictest2790410-21cron08:59:593
267867699230,2cyclictest2989328-21ls12:15:003
267867699230,21cyclictest481rcuc/310:15:013
267867699230,20cyclictest0-21swapper/309:35:123
2678671992319,2cyclictest2877510-21apt-get10:25:112
267867199231,2cyclictest2811424-21apt-get09:20:132
267867199231,2cyclictest2775451-21apt-get08:45:112
267867199230,21cyclictest2948827-21cron11:35:002
267867199230,21cyclictest2719309-21cron07:50:012
267867199230,20cyclictest0-21swapper/211:40:122
267867199230,20cyclictest0-21swapper/210:20:102
267867199230,20cyclictest0-21swapper/209:35:122
267867199230,20cyclictest0-21swapper/208:40:112
267866999231,3cyclictest3777322-21systemd-journal07:55:001
267866999231,19cyclictest2994700-21apt-get12:20:121
267866999230,2cyclictest2857682-21sed10:05:161
267866999230,21cyclictest2754867-21cron08:25:001
267866999230,20cyclictest0-21swapper/112:25:111
267866999230,20cyclictest0-21swapper/108:15:131
2678666992320,2cyclictest2816493-21apt-get09:25:120
2678666992320,2cyclictest2816493-21apt-get09:25:120
2678666992320,2cyclictest2801267-21apt-get09:10:110
267866699231,2cyclictest2984510-21apt-get12:10:090
267866699231,21cyclictest3777322-21systemd-journal08:25:000
267866699231,21cyclictest2780521-21apt-get08:50:120
267866699231,20cyclictest2944040-21apt-get11:30:120
2678676992219,2cyclictest2959204-21apt-get11:45:123
2678676992219,2cyclictest2806325-21apt-get09:15:113
2678676992219,1cyclictest2683913-21/usr/sbin/munin07:15:153
2678676992219,1cyclictest0-21swapper/311:30:123
2678676992219,1cyclictest0-21swapper/308:25:123
2678676992218,2cyclictest2872438-21apt-get10:20:113
2678676992218,2cyclictest0-21swapper/312:30:143
267867699221,2cyclictest0-21swapper/307:20:113
267867699221,20cyclictest2760236-21apt-get08:30:123
267867699221,20cyclictest0-21swapper/309:55:593
267867699221,1cyclictest0-21swapper/311:40:133
267867699220,2cyclictest0-21swapper/310:35:133
2678671992218,2cyclictest2852596-21irqcore10:00:152
2678671992218,2cyclictest0-21swapper/210:35:132
267867199220,21cyclictest0-21swapper/207:15:132
267867199220,20cyclictest3777322-21systemd-journal08:05:012
267867199220,20cyclictest2990111-21sed12:15:172
267867199220,19cyclictest0-21swapper/211:35:132
267867199220,19cyclictest0-21swapper/210:30:112
2678669992219,1cyclictest2887678-21apt-get10:35:141
267866999221,20cyclictest2872438-21apt-get10:20:111
267866999221,19cyclictest2846761-21sh09:55:001
267866999220,20cyclictest0-21swapper/108:00:121
267866999220,19cyclictest0-21swapper/112:10:091
267866999220,19cyclictest0-21swapper/109:30:121
2678666992220,1cyclictest2882601-21apt-get10:30:110
2678666992219,2cyclictest2959213-21sshd11:45:120
2678666992218,2cyclictest2852106-21apt-get10:00:110
267866699221,2cyclictest2999776-21apt-get12:25:110
267866699220,2cyclictest2928476-21rm11:15:000
267866699220,21cyclictest2760736-21grep08:30:160
267866699220,20cyclictest2683938-21apt-get07:15:120
267866699220,1cyclictest0-21swapper/012:35:120
2678676992119,1cyclictest2739928-21apt-get08:10:113
2678676992118,2cyclictest64-21kcompactd012:25:263
2678676992118,2cyclictest0-21swapper/312:20:123
2678676992118,2cyclictest0-21swapper/310:55:003
2678676992116,3cyclictest2939945-21kthreadcore11:25:163
267867699210,2cyclictest0-21swapper/312:35:123
2678671992119,1cyclictest64-21kcompactd010:06:432
2678671992119,1cyclictest0-21swapper/208:24:342
2678671992119,1cyclictest0-21swapper/207:40:122
2678671992118,2cyclictest2734861-21taskset08:05:122
2678671992118,2cyclictest0-21swapper/207:35:132
2678671992117,2cyclictest0-21swapper/212:35:162
267867199211,1cyclictest0-21swapper/207:25:222
267867199211,19cyclictest0-21swapper/211:15:142
267867199210,2cyclictest0-21swapper/208:25:122
267867199210,20cyclictest64-21kcompactd011:49:572
267867199210,20cyclictest64-21kcompactd009:57:022
267867199210,1cyclictest0-21swapper/210:15:112
267867199210,19cyclictest0-21swapper/211:50:122
267867199210,19cyclictest0-21swapper/208:50:112
2678669992118,2cyclictest2958029-21ntpq11:40:201
2678669992118,1cyclictest2699151-21apt-get07:30:111
2678669992115,4cyclictest3013741-21needreboot12:35:191
267866999211,1cyclictest0-21swapper/110:50:111
267866999210,20cyclictest2815333-21ntpq09:20:221
267866999210,1cyclictest0-21swapper/108:10:111
267866999210,1cyclictest0-21swapper/107:25:261
267866999210,19cyclictest0-21swapper/108:30:121
267866999210,18cyclictest0-21swapper/111:45:111
2678666992119,1cyclictest0-21swapper/011:40:200
2678666992119,1cyclictest0-21swapper/008:55:100
2678666992119,1cyclictest0-21swapper/007:30:110
2678666992118,2cyclictest2847537-21ps09:55:170
2678666992118,2cyclictest2826709-21apt-get09:35:120
267866699211,1cyclictest2913121-21apt-get11:00:130
267866699211,1cyclictest0-21swapper/007:25:260
267866699210,2cyclictest2846772-21munin-plugin-st09:55:000
267866699210,1cyclictest0-21swapper/009:40:110
267866699210,1cyclictest0-21swapper/009:30:120
2678676992018,1cyclictest0-21swapper/311:01:343
2678676992018,1cyclictest0-21swapper/307:55:123
2678676992017,2cyclictest2796258-21grep09:05:163
2678676992017,1cyclictest2729764-21apt-get08:00:133
2678676992017,1cyclictest2704274-21apt-get07:35:133
2678676992016,2cyclictest0-21swapper/310:30:113
267867699200,1cyclictest0-21swapper/309:45:123
267867699200,1cyclictest0-21swapper/307:40:123
2678671992018,1cyclictest0-21swapper/211:56:552
2678671992018,1cyclictest0-21swapper/208:30:122
2678671992018,1cyclictest0-21swapper/208:15:142
2678671992017,2cyclictest2984510-21apt-get12:10:102
2678671992014,5cyclictest0-21swapper/209:10:012
267867199200,1cyclictest0-21swapper/211:10:102
267867199200,1cyclictest0-21swapper/210:52:252
267867199200,1cyclictest0-21swapper/210:45:212
267867199200,1cyclictest0-21swapper/210:10:092
267867199200,1cyclictest0-21swapper/209:25:112
267867199200,1cyclictest0-21swapper/209:25:112
267867199200,19cyclictest0-21swapper/212:29:432
267867199200,19cyclictest0-21swapper/209:18:522
267867199200,19cyclictest0-21swapper/207:56:372
2678669992018,1cyclictest0-21swapper/112:05:111
2678669992018,1cyclictest0-21swapper/110:25:121
2678669992018,1cyclictest0-21swapper/108:05:121
2678669992017,2cyclictest0-21swapper/107:45:201
2678669992017,1cyclictest0-21swapper/111:30:121
2678669992017,1cyclictest0-21swapper/108:25:161
2678669992016,2cyclictest2841664-21cron09:50:011
267866999200,1cyclictest0-21swapper/112:15:131
267866999200,1cyclictest0-21swapper/109:17:481
267866999200,1cyclictest0-21swapper/107:40:131
267866999200,19cyclictest0-21swapper/109:10:111
267866999200,18cyclictest0-21swapper/111:17:411
2678666992018,1cyclictest2841667-21cron09:50:010
2678666992018,1cyclictest0-21swapper/012:08:460
2678666992018,1cyclictest0-21swapper/007:45:200
267866699200,1cyclictest0-21swapper/011:17:410
267866699200,1cyclictest0-21swapper/010:15:120
267866699200,1cyclictest0-21swapper/009:05:130
267866699200,19cyclictest64-21kcompactd009:01:400
267866699200,19cyclictest0-21swapper/012:30:110
267866699200,19cyclictest0-21swapper/010:59:590
267866699200,19cyclictest0-21swapper/009:15:390
2678676991915,2cyclictest0-21swapper/307:30:123
267867699190,1cyclictest0-21swapper/311:16:053
2678671991917,1cyclictest64-21kcompactd011:22:322
2678671991917,1cyclictest2821587-21apt-get09:30:132
2678669991917,1cyclictest2908023-21apt-get10:55:111
2678669991917,1cyclictest0-21swapper/112:32:251
2678669991917,1cyclictest0-21swapper/110:30:111
2678669991916,2cyclictest0-21swapper/110:15:111
267866999190,1cyclictest0-21swapper/111:05:121
267866999190,19cyclictest0-21swapper/107:10:231
2678666991917,1cyclictest2729522-21systemd-run08:00:000
2678666991917,1cyclictest0-21swapper/010:45:110
2678666991917,1cyclictest0-21swapper/010:25:110
2678666991916,2cyclictest2765308-21apt-get08:35:130
2678666991916,1cyclictest0-21swapper/010:10:110
267866699190,1cyclictest0-21swapper/010:35:140
267866699190,1cyclictest0-21swapper/008:10:110
2678676991816,1cyclictest0-21swapper/309:00:123
2678676991814,2cyclictest2949117-21apt-get11:35:133
2678671991816,1cyclictest64-21kcompactd012:00:422
2678671991816,1cyclictest0-21swapper/212:30:112
267867199180,1cyclictest0-21swapper/209:40:152
2678669991815,2cyclictest0-21swapper/110:45:111
2678669991815,1cyclictest2862249-21apt-get10:10:111
2678669991814,2cyclictest2816571-21cpuspeed_turbos09:25:121
2678669991814,2cyclictest2816571-21cpuspeed_turbos09:25:121
2678666991816,1cyclictest64-21kcompactd011:25:120
2678666991816,1cyclictest0-21swapper/011:05:120
2678666991815,2cyclictest0-21swapper/007:25:000
2678676991715,1cyclictest0-21swapper/312:02:193
2678676991713,2cyclictest2775451-21apt-get08:45:123
2678669991715,1cyclictest0-21swapper/110:00:111
2678669991715,1cyclictest0-21swapper/109:04:211
2678669991714,1cyclictest2913124-21taskset11:00:121
267866699173,3cyclictest702-21runrttasks08:40:230
2678666991715,1cyclictest0-21swapper/008:05:130
2678666991715,1cyclictest0-21swapper/007:50:120
2678666991715,1cyclictest0-21swapper/007:35:140
2678671991614,1cyclictest0-21swapper/210:56:432
2678671991612,3cyclictest0-21swapper/207:15:002
2678669991615,1cyclictest0-21swapper/111:53:101
2678669991615,1cyclictest0-21swapper/111:25:121
2678669991615,1cyclictest0-21swapper/108:35:221
2678669991613,2cyclictest0-21swapper/109:45:001
2678669991612,2cyclictest0-21swapper/111:59:591
2678666991613,2cyclictest61650irq/133-enp0s29f1:rx-010:20:160
2678666991613,2cyclictest61650irq/133-enp0s29f1:rx-008:50:000
2678666991613,2cyclictest2679369-21grep07:10:160
2678666991612,2cyclictest2964672-21runrttasks11:50:150
267867699150,6cyclictest2785328-21awk08:54:593
2678671991513,1cyclictest0-21swapper/211:00:132
2678671991512,2cyclictest2980397-21kthreadcore12:05:162
2678671991511,3cyclictest2845846-21ntp_kernel_err09:50:192
2678671991511,3cyclictest2801361-21cpuspeed_turbos09:10:122
2678669991513,1cyclictest2934028-21cut11:20:131
2678669991513,1cyclictest0-21swapper/107:35:141
2678666991513,1cyclictest0-21swapper/011:21:270
2678666991512,2cyclictest61650irq/133-enp0s29f1:rx-011:55:130
2678666991511,3cyclictest61650irq/133-enp0s29f1:rx-012:00:120
2678671991413,1cyclictest0-21swapper/208:10:162
2678671991411,2cyclictest2893262-21irqcore10:40:152
2678671991411,2cyclictest2769121-21needreboot08:35:192
2678671991410,2cyclictest2789563-21ntpq08:55:202
2678669991410,3cyclictest2779349-21ntpq08:45:191
2678666991411,2cyclictest0-21swapper/012:20:120
2678676991310,2cyclictest0-21swapper/311:23:033
2678671991311,1cyclictest0-21swapper/209:45:122
267866999137,5cyclictest0-21swapper/108:40:121
267866999137,4cyclictest2830653-21gcc09:35:211
2678669991310,2cyclictest2692970-21ntpq07:20:221
2678666991311,1cyclictest0-21swapper/009:20:130
2678666991310,2cyclictest61650irq/133-enp0s29f1:rx-011:35:140
267867699120,9cyclictest2678573-21latency_hist07:10:003
267866999129,2cyclictest2688256-21unixbench_multi07:15:251
2678669991211,1cyclictest64-21kcompactd007:58:141
267866999120,1cyclictest191rcu_preempt12:00:031
267866999108,1cyclictest2953189-21sensors11:35:261
26786669985,2cyclictest17850irq/129-nvme0q107:10:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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