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2026-04-21 - 19:33
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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 Tue Apr 21, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
289439599275,19cyclictest702-21runrttasks11:00:181
289439599272,21cyclictest3054312-21apt-get09:45:111
289439899262,21cyclictest3002972-21apt-get08:55:122
289440499252,3cyclictest3110421-21apt-get10:40:133
289440499252,20cyclictest2920546-21apt-get07:35:123
289440499251,21cyclictest2941271-21apt-get07:55:113
289440499250,22cyclictest3135772-21dpkg-deb11:02:333
289440499250,21cyclictest0-21swapper/310:20:123
289439899251,20cyclictest3197214-21apt-get12:05:122
289439599252,2cyclictest2977259-21apt-get08:30:131
2894395992519,4cyclictest0-21swapper/109:40:121
2894395992519,4cyclictest0-21swapper/109:40:111
289439599251,22cyclictest3166798-21apt-get11:35:131
289439599251,22cyclictest3059881-21cut09:50:171
289439599250,21cyclictest0-21swapper/109:35:121
289440499242,2cyclictest3136358-21apt-get11:05:133
289440499241,20cyclictest3064423-21apt-get09:55:123
289440499241,20cyclictest2894635-21apt-get07:10:123
289440499240,21cyclictest3059877-21sed09:50:173
289440499240,21cyclictest0-21swapper/311:40:123
289440499240,20cyclictest0-21swapper/312:30:133
289440499240,1cyclictest64-21kcompactd009:00:353
2894398992419,3cyclictest3212893-21irqcore12:20:182
2894398992419,3cyclictest3212893-21irqcore12:20:182
289439899241,20cyclictest3202285-21apt-get12:10:122
289439899241,20cyclictest3079676-21apt-get10:10:102
289439899241,20cyclictest0-21swapper/207:55:122
2894395992420,2cyclictest3099863-21apt-get10:30:121
2894395992420,2cyclictest2982330-21apt-get08:35:131
289439599241,3cyclictest2930663-21apt-get07:45:131
289439599241,2cyclictest3104920-21apt-get10:35:151
289439599241,2cyclictest0-21swapper/112:10:111
289439599241,21cyclictest0-21swapper/110:50:131
289439599241,20cyclictest3089789-21apt-get10:20:121
289439599241,20cyclictest0-21swapper/111:25:091
289439599240,23cyclictest2997999-21ps08:50:151
289439599240,22cyclictest3191897-21sh12:00:001
289439599240,22cyclictest0-21swapper/112:30:131
289439599240,21cyclictest64-21kcompactd011:40:131
289439599240,21cyclictest0-21swapper/108:55:121
289439599240,20cyclictest0-21swapper/112:20:141
289439599240,20cyclictest0-21swapper/112:20:141
289439599240,1cyclictest0-21swapper/110:17:591
2894393992420,2cyclictest3217451-21apt-get12:25:130
289439399241,2cyclictest2935754-21apt-get07:50:120
289439399241,21cyclictest3222500-21apt-get12:30:120
289439399241,20cyclictest2899774-21apt-get07:15:120
289439399240,4cyclictest2895134-21grep07:10:160
289440499231,2cyclictest0-21swapper/309:45:123
289440499231,20cyclictest2961575-21apt-get08:15:113
289440499231,20cyclictest2909938-21apt-get07:25:123
289440499230,2cyclictest0-21swapper/312:35:133
289440499230,2cyclictest0-21swapper/310:50:133
289440499230,21cyclictest3191894-21cron12:00:003
289440499230,21cyclictest3171583-21cron11:40:003
289440499230,21cyclictest2998006-21sort08:50:163
289440499230,21cyclictest0-21swapper/311:25:093
289440499230,20cyclictest0-21swapper/308:40:123
289440499230,20cyclictest0-21swapper/307:16:173
2894398992319,2cyclictest2972162-21apt-get08:25:132
2894398992318,3cyclictest3115920-21apt-get10:45:112
2894398992318,2cyclictest2915030-21apt-get07:30:112
289439899231,2cyclictest3044226-21apt-get09:35:122
289439899230,21cyclictest3050230-21sed09:40:162
289439899230,21cyclictest3050230-21sed09:40:152
289439899230,20cyclictest0-21swapper/211:15:122
289439899230,20cyclictest0-21swapper/208:30:132
2894395992318,3cyclictest3024046-21apt-get09:15:021
289439599231,2cyclictest64-21kcompactd010:44:211
289439599231,2cyclictest3013529-21apt-get09:05:111
289439599231,2cyclictest3012853-21awk09:04:591
289439599231,2cyclictest0-21swapper/107:55:111
289439599231,2cyclictest0-21swapper/107:35:131
289439599231,2cyclictest0-21swapper/107:10:121
289439599231,21cyclictest64-21kcompactd008:06:501
289439599231,21cyclictest0-21swapper/108:15:111
289439599230,21cyclictest2971887-21cron08:25:011
289439599230,20cyclictest3161744-21apt-get11:30:111
289439399230,21cyclictest3013215-21apt-key09:05:000
2894404992220,1cyclictest3013529-21apt-get09:05:133
2894404992218,3cyclictest0-21swapper/309:40:113
2894404992218,3cyclictest0-21swapper/309:40:113
2894404992218,2cyclictest0-21swapper/308:35:143
2894404992217,2cyclictest0-21swapper/312:28:353
289440499220,21cyclictest3212401-21apt-get12:20:143
289440499220,21cyclictest3212401-21apt-get12:20:143
289440499220,21cyclictest3045177-21sed09:35:173
289440499220,20cyclictest64-21kcompactd010:28:123
289440499220,20cyclictest3120316-21/usr/sbin/munin10:45:253
289440499220,1cyclictest0-21swapper/308:20:113
2894398992219,2cyclictest3094842-21apt-get10:25:122
2894398992218,2cyclictest2951456-21apt-get08:05:132
2894398992217,4cyclictest2986007-21kthreadcore08:35:202
2894398992216,5cyclictest3222230-21cron12:29:592
289439899221,1cyclictest3141503-21apt-get11:10:122
289439899221,1cyclictest0-21swapper/211:40:132
289439899220,2cyclictest3094579-21munin-run10:25:012
289439899220,20cyclictest3070001-21irqcore10:00:152
289439899220,20cyclictest2992175-21munin-run08:44:592
289439899220,20cyclictest0-21swapper/212:35:002
2894395992219,2cyclictest64-21kcompactd012:28:361
289439599221,2cyclictest2904845-21apt-get07:20:121
289439599220,19cyclictest0-21swapper/107:50:121
2894393992218,3cyclictest75-21kswapd011:02:330
2894393992218,2cyclictest3074599-21apt-get10:05:110
289439399221,2cyclictest3227558-21apt-get12:35:140
289439399221,2cyclictest2997515-21apt-get08:50:120
2894404992119,1cyclictest64-21kcompactd011:30:313
2894404992119,1cyclictest2940588-21/usr/sbin/munin07:55:003
2894404992119,1cyclictest0-21swapper/310:01:203
2894404992119,1cyclictest0-21swapper/308:28:193
2894404992118,1cyclictest2956503-21apt-get08:10:113
2894404992115,4cyclictest3182543-21tr11:50:173
289440499210,20cyclictest2955520-21taskset08:05:233
289440499210,20cyclictest0-21swapper/308:55:113
289440499210,1cyclictest0-21swapper/311:45:113
289440499210,1cyclictest0-21swapper/310:10:203
2894398992119,1cyclictest0-21swapper/209:05:122
2894398992119,1cyclictest0-21swapper/208:20:172
2894398992119,1cyclictest0-21swapper/207:25:122
2894398992118,2cyclictest3018611-21apt-get09:10:112
2894398992118,2cyclictest2956503-21apt-get08:10:102
2894398992118,2cyclictest0-21swapper/212:00:102
2894398992118,2cyclictest0-21swapper/209:50:122
2894398992118,1cyclictest0-21swapper/211:00:112
289439899211,19cyclictest0-21swapper/210:37:212
289439899210,2cyclictest2926096-21tr07:40:172
289439899210,2cyclictest0-21swapper/212:15:112
289439899210,2cyclictest0-21swapper/211:55:182
289439899210,20cyclictest3104666-21idleruntime-cro10:35:002
2894395992118,2cyclictest64-21kcompactd010:45:251
2894395992117,3cyclictest3182544-21irqcore11:50:171
289439599211,1cyclictest0-21swapper/112:35:141
289439599210,2cyclictest0-21swapper/109:55:121
289439599210,20cyclictest64-21kcompactd008:03:361
289439599210,20cyclictest0-21swapper/111:12:151
289439599210,20cyclictest0-21swapper/107:16:171
289439599210,19cyclictest0-21swapper/110:25:121
2894393992119,1cyclictest0-21swapper/008:40:130
2894393992118,2cyclictest702-21runrttasks11:45:150
289439399210,20cyclictest3109732-21ls10:40:010
289439399210,20cyclictest0-21swapper/008:45:100
289439399210,1cyclictest0-21swapper/011:20:120
2894404992018,1cyclictest64-21kcompactd007:22:123
2894404992018,1cyclictest3029121-21apt-get09:20:123
2894404992018,1cyclictest0-21swapper/312:00:103
2894404992018,1cyclictest0-21swapper/310:35:123
2894404992018,1cyclictest0-21swapper/309:15:123
2894404992018,1cyclictest0-21swapper/307:43:423
2894404992017,2cyclictest0-21swapper/310:30:133
2894404992015,3cyclictest0-21swapper/310:05:123
289440499200,1cyclictest64-21kcompactd010:18:003
289440499200,1cyclictest0-21swapper/312:10:113
289440499200,1cyclictest0-21swapper/308:30:133
2894398992018,1cyclictest0-21swapper/211:50:132
2894398992018,1cyclictest0-21swapper/211:30:112
2894398992018,1cyclictest0-21swapper/211:05:132
2894398992018,1cyclictest0-21swapper/208:45:102
289439899200,1cyclictest0-21swapper/211:20:122
289439899200,1cyclictest0-21swapper/209:25:112
289439899200,1cyclictest0-21swapper/208:50:212
289439899200,19cyclictest0-21swapper/207:45:122
289439899200,18cyclictest0-21swapper/210:55:142
2894395992017,2cyclictest0-21swapper/110:05:121
2894395992016,2cyclictest3033876-21idleruntime-cro09:24:591
2894395992016,2cyclictest2915030-21apt-get07:30:121
289439599200,2cyclictest0-21swapper/111:45:111
289439599200,1cyclictest0-21swapper/110:10:201
2894393992019,1cyclictest0-21swapper/007:35:020
2894393992018,1cyclictest2962059-21ps08:15:160
2894393992018,1cyclictest0-21swapper/012:20:130
2894393992018,1cyclictest0-21swapper/012:20:120
2894393992018,1cyclictest0-21swapper/010:50:120
2894393992018,1cyclictest0-21swapper/010:40:140
2894393992018,1cyclictest0-21swapper/010:15:110
2894393992018,1cyclictest0-21swapper/009:55:110
2894393992017,1cyclictest3022513-21ntpq09:10:220
2894393992016,2cyclictest3054037-21basename09:45:010
2894393992016,2cyclictest3054037-21basename09:45:000
289439399201,1cyclictest64-21kcompactd010:13:420
289439399200,1cyclictest3162239-21ps11:30:150
289439399200,1cyclictest0-21swapper/011:55:170
289439399200,1cyclictest0-21swapper/010:45:110
289439399200,1cyclictest0-21swapper/010:30:120
289439399200,1cyclictest0-21swapper/009:08:060
289439399200,19cyclictest3186821-21awk11:55:000
289439399200,19cyclictest0-21swapper/008:05:110
289439399200,19cyclictest0-21swapper/007:45:120
2894404991917,1cyclictest0-21swapper/307:45:133
2894404991916,1cyclictest0-21swapper/311:10:113
2894398991917,1cyclictest64-21kcompactd010:50:162
2894398991917,1cyclictest3079398-21cron10:10:012
2894398991917,1cyclictest0-21swapper/211:35:132
2894398991917,1cyclictest0-21swapper/209:30:102
2894398991916,1cyclictest0-21swapper/210:40:132
2894395991915,2cyclictest0-21swapper/107:25:161
2894393991918,1cyclictest0-21swapper/012:14:370
2894393991917,1cyclictest0-21swapper/009:25:110
2894393991916,2cyclictest3172371-21ps11:40:160
2894393991914,3cyclictest3059880-21sort09:50:170
289439399190,1cyclictest0-21swapper/009:20:110
289439399190,19cyclictest0-21swapper/007:25:120
289439399190,18cyclictest0-21swapper/011:35:130
2894404991814,2cyclictest0-21swapper/307:30:123
2894398991816,1cyclictest3084730-21apt-get10:15:102
2894398991815,1cyclictest2919857-21apt-get07:35:022
2894395991816,1cyclictest0-21swapper/108:26:421
2894395991815,1cyclictest64-21kcompactd012:17:501
2894395991814,2cyclictest3146558-21apt-get11:15:111
2894395991814,2cyclictest0-21swapper/109:35:001
2894393991817,1cyclictest64-21kcompactd007:21:400
2894393991816,1cyclictest0-21swapper/011:05:130
2894393991816,1cyclictest0-21swapper/007:55:120
2894393991814,2cyclictest2919860-21munin-run07:35:000
2894393991814,2cyclictest0-21swapper/009:45:110
289439399180,17cyclictest0-21swapper/008:10:110
2894404991714,1cyclictest2946343-21apt-get08:00:123
2894398991716,0cyclictest0-21swapper/209:00:112
2894398991714,2cyclictest0-21swapper/207:20:002
2894398991713,2cyclictest0-21swapper/208:05:002
2894395991715,1cyclictest0-21swapper/108:10:111
2894395991714,2cyclictest2930388-21sh07:45:001
2894395991713,2cyclictest0-21swapper/111:05:131
2894393991715,1cyclictest0-21swapper/009:15:120
2894393991715,1cyclictest0-21swapper/008:00:120
2894393991714,2cyclictest61650irq/133-enp0s29f1:rx-011:15:200
2894404991614,1cyclictest0-21swapper/312:17:493
2894398991614,1cyclictest0-21swapper/211:45:112
2894395991612,2cyclictest3202041-21unin-run12:10:001
2894393991614,1cyclictest2926088-21irqcore07:40:170
2894393991613,2cyclictest61650irq/133-enp0s29f1:rx-009:30:120
2894393991613,2cyclictest2971888-21turbostat.cron08:25:000
2894393991613,1cyclictest0-21swapper/010:20:120
289439399160,0cyclictest0-21swapper/008:35:130
2894404991512,2cyclictest0-21swapper/311:15:113
2894404991512,1cyclictest3023397-21idleruntime-cro09:14:593
2894404991511,2cyclictest0-21swapper/311:20:203
2894404991511,2cyclictest0-21swapper/309:25:143
2894404991510,3cyclictest0-21swapper/308:49:493
2894398991514,1cyclictest0-21swapper/207:51:152
2894398991513,1cyclictest0-21swapper/207:10:112
2894398991512,2cyclictest64-21kcompactd009:58:382
2894398991512,2cyclictest0-21swapper/212:40:002
2894398991511,2cyclictest0-21swapper/208:20:002
2894395991513,1cyclictest0-21swapper/109:30:011
2894395991512,2cyclictest0-21swapper/108:49:491
2894393991514,1cyclictest0-21swapper/009:35:110
2894393991513,2cyclictest61650irq/133-enp0s29f1:rx-012:00:240
2894393991512,2cyclictest61650irq/133-enp0s29f1:rx-012:05:140
2894393991512,2cyclictest61650irq/133-enp0s29f1:rx-008:55:130
2894393991512,2cyclictest3141794-21gltestperf11:10:150
2894393991511,3cyclictest61650irq/133-enp0s29f1:rx-008:25:120
2894393991511,3cyclictest0-21swapper/011:30:000
2894398991413,1cyclictest0-21swapper/211:25:212
2894398991410,2cyclictest0-21swapper/209:20:162
289439599141,2cyclictest191rcu_preempt09:15:011
2894395991411,2cyclictest0-21swapper/112:00:101
2894395991411,2cyclictest0-21swapper/108:44:591
2894395991410,3cyclictest0-21swapper/111:20:121
289439399149,4cyclictest3073371-21needreboot10:00:180
2894393991411,2cyclictest61650irq/133-enp0s29f1:rx-011:00:010
2894393991411,2cyclictest61650irq/133-enp0s29f1:rx-010:27:220
2894404991310,2cyclictest3126081-21cpuspeed_turbos10:55:143
2894404991310,2cyclictest0-21swapper/312:10:003
2894398991310,2cyclictest3024164-21cpuspeed_turbos09:15:132
2894398991310,2cyclictest2904913-21cpuspeed_turbos07:20:122
289439599130,2cyclictest0-21swapper/110:00:241
2894393991310,2cyclictest61650irq/133-enp0s29f1:rx-008:30:040
289440499124,2cyclictest491ktimers/309:35:003
289439899127,3cyclictest3058228-21ntpq09:45:202
2894395991210,1cyclictest0-21swapper/110:55:231
289439599111,8cyclictest2894342-21latency_hist07:10:001
28943989981,5cyclictest0-21swapper/207:10:002
28943939985,2cyclictest2894342-21latency_hist07:10:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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