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2026-08-13 - 01:07
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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 Wed Aug 12, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2527257992918,10cyclictest2844483-21apt-get12:20:130
252725999272,4cyclictest2670655-21apt-get09:30:131
252725999272,22cyclictest2629665-21apt-get08:50:121
2527267992622,3cyclictest2552675-21cron07:35:003
2527267992621,3cyclictest2731577-21apt-get10:30:103
2527266992623,2cyclictest0-21swapper/211:10:002
2527266992622,3cyclictest0-21swapper/211:15:002
252725999262,3cyclictest2680813-21apt-get09:40:121
252725999261,5cyclictest3777322-21systemd-journal10:45:001
252725999261,22cyclictest2655401-21chrt09:15:111
252725999261,21cyclictest2558023-21apt-get07:40:111
252726799252,2cyclictest2660471-21apt-get09:20:133
2527267992521,2cyclictest2629665-21apt-get08:50:133
252726799251,21cyclictest2798040-21apt-get11:35:143
252726799251,21cyclictest2757344-21apt-get10:55:123
252726799251,20cyclictest2696016-21apt-get09:55:123
252726699251,20cyclictest2808577-21apt-get11:45:132
252726699250,2cyclictest2701597-21grep10:00:172
2527259992520,3cyclictest2542771-21apt-get07:25:121
2527259992518,5cyclictest2624295-21cron08:45:001
252725999251,21cyclictest0-21swapper/111:20:121
252725999251,21cyclictest0-21swapper/108:55:121
2527267992420,2cyclictest2711290-21apt-get10:10:113
252726799240,5cyclictest2557746-21cron07:39:593
252726799240,22cyclictest2589078-21sed08:10:173
252726799240,21cyclictest2584012-21irqcore08:05:163
252726799240,21cyclictest0-21swapper/312:30:123
252726799240,20cyclictest0-21swapper/307:25:133
252726699240,20cyclictest0-21swapper/211:15:112
252725999243,1cyclictest0-21swapper/109:10:111
252725999242,20cyclictest2849549-21apt-get12:25:121
2527259992420,2cyclictest0-21swapper/111:05:111
2527259992419,3cyclictest2762437-21apt-get11:00:141
252725999241,3cyclictest2583510-21apt-get08:05:131
252725999241,21cyclictest2829280-21apt-get12:05:161
252725999241,21cyclictest2527493-21apt-get07:10:121
252725999241,20cyclictest0-21swapper/111:35:131
252725999240,22cyclictest2782539-21awk11:20:001
252725999240,21cyclictest0-21swapper/108:35:111
252725999240,20cyclictest2792948-21apt-get11:30:111
2527257992421,2cyclictest2819112-21apt-get11:55:100
2527257992420,2cyclictest2854618-21apt-get12:30:120
252725799241,21cyclictest2635159-21apt-get08:55:120
252725799240,4cyclictest2814125-21irqcore11:50:170
2527267992320,1cyclictest2624574-21apt-get08:45:103
2527267992319,2cyclictest0-21swapper/308:40:143
2527267992316,5cyclictest2660197-21idleruntime-cro09:20:013
252726799231,2cyclictest2716363-21taskset10:15:123
252726799231,19cyclictest0-21swapper/312:35:073
252726799230,22cyclictest2737164-21ps10:35:163
252726799230,20cyclictest0-21swapper/310:45:123
252726799230,20cyclictest0-21swapper/308:55:123
252726799230,19cyclictest0-21swapper/311:50:143
252726799230,19cyclictest0-21swapper/308:25:143
252726799230,19cyclictest0-21swapper/307:50:123
2527266992320,2cyclictest2864479-21cron12:39:592
2527266992319,2cyclictest2844978-21ps12:20:172
2527266992319,2cyclictest2824186-21apt-get12:00:132
2527266992319,2cyclictest2619508-21apt-get08:40:142
252726699231,19cyclictest0-21swapper/209:50:112
252726699230,20cyclictest0-21swapper/212:25:112
252726699230,20cyclictest0-21swapper/208:05:122
252726699230,20cyclictest0-21swapper/207:55:102
2527259992319,2cyclictest2690678-21ls09:50:001
2527259992319,2cyclictest0-21swapper/109:35:121
252725999231,2cyclictest1-21systemd09:10:001
252725999231,2cyclictest0-21swapper/111:25:121
252725999231,2cyclictest0-21swapper/109:00:361
252725999231,2cyclictest0-21swapper/107:21:401
252725999231,20cyclictest2532605-21apt-get07:15:121
252725999231,20cyclictest0-21swapper/109:25:121
252725999231,15cyclictest2721196-21munin-run10:20:001
252725999230,22cyclictest2753248-21sed10:50:181
252725999230,22cyclictest2740571-21ntpq10:35:201
252725999230,21cyclictest2809523-21ps11:45:171
252725999230,20cyclictest0-21swapper/112:30:151
252725999230,20cyclictest0-21swapper/110:25:131
252725999230,20cyclictest0-21swapper/108:00:141
2527257992320,2cyclictest2640206-21apt-get09:00:110
2527257992319,3cyclictest2693172-21sort09:50:170
252725799231,2cyclictest2675746-21apt-get09:35:130
252725799230,3cyclictest2567908-21cron07:50:000
252725799230,22cyclictest0-21swapper/011:45:130
252725799230,21cyclictest0-21swapper/008:05:130
252725799230,20cyclictest0-21swapper/010:06:110
2527267992219,2cyclictest2849277-21ls12:25:003
2527267992219,2cyclictest2593671-21apt-get08:15:133
2527267992219,2cyclictest2593671-21apt-get08:15:123
2527267992218,2cyclictest2598790-21apt-get08:20:143
2527267992218,2cyclictest0-21swapper/310:40:123
2527267992218,2cyclictest0-21swapper/310:05:073
252726799220,2cyclictest2768503-21sort11:05:183
252726799220,21cyclictest2757064-21cron10:55:003
252726799220,20cyclictest0-21swapper/310:00:133
252726799220,19cyclictest0-21swapper/311:55:093
2527266992220,1cyclictest2685613-21idleruntime-cro09:45:002
2527266992218,2cyclictest0-21swapper/207:15:122
252726699220,19cyclictest0-21swapper/211:55:092
252726699220,19cyclictest0-21swapper/211:40:162
2527259992219,2cyclictest0-21swapper/112:20:131
2527259992219,2cyclictest0-21swapper/110:08:521
2527259992218,2cyclictest0-21swapper/109:55:121
2527259992217,2cyclictest0-21swapper/110:20:191
252725999221,2cyclictest2772664-21apt-get11:10:121
252725999221,1cyclictest0-21swapper/112:00:131
252725999221,1cyclictest0-21swapper/111:55:091
252725999220,2cyclictest0-21swapper/107:55:101
252725999220,21cyclictest64-21kcompactd007:46:251
252725999220,20cyclictest0-21swapper/108:25:131
2527257992218,2cyclictest2608948-21apt-get08:30:120
252725799221,2cyclictest2650329-21apt-get09:10:120
252725799221,20cyclictest2603880-21apt-get08:25:130
252725799221,19cyclictest2655398-21apt-get09:15:110
252725799220,21cyclictest2732072-21ps10:30:150
252725799220,1cyclictest0-21swapper/008:38:000
252725799220,19cyclictest0-21swapper/010:41:080
252725799220,19cyclictest0-21swapper/007:10:120
2527267992119,1cyclictest64-21kcompactd011:14:283
2527267992119,1cyclictest2573276-21apt-get07:55:113
2527267992119,1cyclictest0-21swapper/311:48:203
2527267992119,1cyclictest0-21swapper/307:40:303
2527267992115,4cyclictest0-21swapper/311:40:123
252726799211,1cyclictest0-21swapper/311:25:123
252726799211,1cyclictest0-21swapper/308:35:123
252726799210,2cyclictest64-21kcompactd012:10:223
252726799210,20cyclictest0-21swapper/308:31:013
252726799210,1cyclictest0-21swapper/312:15:123
252726799210,19cyclictest0-21swapper/309:10:123
252726799210,19cyclictest0-21swapper/308:00:143
2527266992118,1cyclictest2752298-21apt-get10:50:132
2527266992118,1cyclictest0-21swapper/208:15:132
2527266992118,1cyclictest0-21swapper/208:15:122
252726699211,1cyclictest0-21swapper/211:00:142
252726699210,20cyclictest0-21swapper/210:06:102
252726699210,1cyclictest2558023-21apt-get07:40:112
252726699210,1cyclictest0-21swapper/207:10:132
252726699210,19cyclictest0-21swapper/212:30:122
252726699210,19cyclictest0-21swapper/212:05:162
2527259992118,2cyclictest0-21swapper/112:36:431
2527259992118,1cyclictest0-21swapper/107:50:121
2527259992117,2cyclictest0-21swapper/108:45:121
2527259992116,2cyclictest0-21swapper/108:15:131
2527259992116,2cyclictest0-21swapper/108:15:131
252725999211,1cyclictest0-21swapper/112:12:001
252725999211,19cyclictest0-21swapper/107:30:161
252725999210,20cyclictest2602766-21ntpq08:20:231
252725999210,20cyclictest0-21swapper/110:45:261
252725999210,20cyclictest0-21swapper/110:12:061
2527257992119,1cyclictest2782810-21apt-get11:20:110
2527257992119,1cyclictest2726533-21apt-get10:25:130
2527257992119,1cyclictest2568187-21apt-get07:50:130
252725799210,2cyclictest2701595-21grep10:00:170
252725799210,2cyclictest2660474-21taskset09:20:110
252725799210,2cyclictest2558518-21ps07:40:150
252725799210,1cyclictest0-21swapper/009:55:260
252725799210,1cyclictest0-21swapper/009:30:130
252725799210,19cyclictest0-21swapper/011:00:140
2527267992018,1cyclictest0-21swapper/310:25:143
2527267992018,1cyclictest0-21swapper/309:32:513
2527267992018,1cyclictest0-21swapper/307:46:253
2527267992017,2cyclictest0-21swapper/310:20:143
2527267992017,1cyclictest0-21swapper/307:10:133
252726799200,20cyclictest0-21swapper/307:21:403
252726799200,1cyclictest0-21swapper/309:45:123
252726799200,1cyclictest0-21swapper/309:43:043
252726799200,1cyclictest0-21swapper/307:15:123
252726799200,19cyclictest0-21swapper/309:26:243
2527266992018,1cyclictest0-21swapper/211:35:132
2527266992018,1cyclictest0-21swapper/210:37:222
2527266992018,1cyclictest0-21swapper/209:30:132
2527266992018,1cyclictest0-21swapper/209:28:012
2527266992018,1cyclictest0-21swapper/207:25:212
2527266992017,2cyclictest2746829-21apt-get10:45:122
2527266992017,2cyclictest2629395-21sh08:50:002
2527266992017,1cyclictest2649207-21ntpq09:05:202
252726699200,1cyclictest2618868-21apt-config08:40:002
252726699200,1cyclictest0-21swapper/210:41:082
252726699200,1cyclictest0-21swapper/209:35:202
252726699200,1cyclictest0-21swapper/207:50:122
252726699200,19cyclictest500-21dbus-daemon08:55:002
252726699200,19cyclictest0-21swapper/207:48:022
2527259992017,2cyclictest2557748-21idleruntime-cro07:39:591
2527259992016,2cyclictest2690951-21apt-get09:50:111
252725999200,1cyclictest0-21swapper/107:10:001
2527257992018,1cyclictest0-21swapper/011:10:110
2527257992018,1cyclictest0-21swapper/010:15:130
2527257992018,1cyclictest0-21swapper/008:45:120
2527257992018,1cyclictest0-21swapper/008:40:130
2527257992018,1cyclictest0-21swapper/008:15:130
2527257992018,1cyclictest0-21swapper/008:15:130
2527257992018,1cyclictest0-21swapper/008:12:120
2527257992018,1cyclictest0-21swapper/007:55:100
2527257992017,2cyclictest2767551-21apt-get11:05:120
2527257992017,2cyclictest2546659-21ntpq07:25:200
2527257992016,3cyclictest2736669-21apt-get10:35:120
252725799200,1cyclictest0-21swapper/012:05:160
252725799200,1cyclictest0-21swapper/011:40:170
252725799200,19cyclictest0-21swapper/008:20:480
252725799200,18cyclictest0-21swapper/011:20:000
2527267991917,1cyclictest0-21swapper/312:05:173
2527267991916,2cyclictest64-21kcompactd011:32:123
2527267991916,2cyclictest509-21systemd-logind11:20:003
252726799190,1cyclictest0-21swapper/309:50:173
2527266991917,1cyclictest0-21swapper/208:55:122
2527266991917,1cyclictest0-21swapper/208:24:342
252726699190,1cyclictest0-21swapper/209:55:262
252726699190,1cyclictest0-21swapper/209:00:112
252726699190,17cyclictest0-21swapper/208:10:112
2527257991918,1cyclictest0-21swapper/011:33:490
2527257991917,1cyclictest0-21swapper/009:40:120
2527257991917,1cyclictest0-21swapper/009:30:010
2527257991917,1cyclictest0-21swapper/009:05:580
2527257991916,2cyclictest0-21swapper/011:35:130
2527257991915,3cyclictest2824252-21cpuspeed_turbos12:00:140
2527257991915,2cyclictest2537422-21cron07:20:000
2527267991816,1cyclictest0-21swapper/312:00:133
2527267991816,1cyclictest0-21swapper/311:20:133
2527267991816,1cyclictest0-21swapper/309:05:113
2527266991816,1cyclictest2650332-21taskset09:10:112
2527266991815,2cyclictest2548324-21ps07:30:172
252726699180,0cyclictest0-21swapper/208:02:002
2527259991815,3cyclictest0-21swapper/108:12:441
2527259991815,2cyclictest2609898-21kthreadcore08:30:171
2527259991815,1cyclictest0-21swapper/110:30:161
2527259991815,1cyclictest0-21swapper/110:04:341
2527257991816,1cyclictest0-21swapper/010:50:130
2527257991815,2cyclictest0-21swapper/008:50:120
2527267991714,2cyclictest2854349-21cron12:29:593
2527267991713,3cyclictest2641153-21kthreadcore09:00:163
2527266991715,1cyclictest0-21swapper/209:15:202
2527266991714,2cyclictest2818427-21munin-plugin-st11:55:002
2527266991714,1cyclictest0-21swapper/209:45:132
2527266991713,3cyclictest2792948-21apt-get11:30:122
2527257991714,2cyclictest61650irq/133-enp0s29f1:rx-007:20:120
2527257991713,3cyclictest61650irq/133-enp0s29f1:rx-010:50:000
2527266991614,1cyclictest0-21swapper/211:25:122
2527266991614,1cyclictest0-21swapper/211:20:122
2527266991613,1cyclictest2720292-21ntpq10:15:222
2527259991613,2cyclictest2814123-21irqcore11:50:171
2527259991610,5cyclictest3777322-21systemd-journal10:58:441
2527257991614,1cyclictest0-21swapper/010:20:140
2527257991613,2cyclictest61650irq/133-enp0s29f1:rx-012:40:000
2527257991613,2cyclictest61650irq/133-enp0s29f1:rx-010:55:140
2527257991613,2cyclictest2715667-21unixbench_singl10:10:240
2527257991613,2cyclictest2685885-21apt-get09:45:130
2527257991612,3cyclictest61650irq/133-enp0s29f1:rx-012:25:170
2527267991513,1cyclictest0-21swapper/309:35:133
2527266991513,1cyclictest64-21kcompactd007:21:402
2527266991513,1cyclictest0-21swapper/212:11:592
2527266991513,1cyclictest0-21swapper/209:20:122
2527259991512,2cyclictest2803509-21apt-get11:40:121
252725799159,5cyclictest2843691-21unixbench-2d12:15:250
2527257991513,2cyclictest61650irq/133-enp0s29f1:rx-012:12:320
2527257991513,2cyclictest61650irq/133-enp0s29f1:rx-007:37:010
2527257991513,1cyclictest2787857-21apt-get11:25:120
2527257991512,2cyclictest0-21swapper/008:05:000
2527257991511,3cyclictest61650irq/133-enp0s29f1:rx-007:30:140
2527266991411,2cyclictest2556793-21cut07:35:182
2527266991411,2cyclictest2527269-21ls07:10:002
252726799138,3cyclictest3777322-21systemd-journal11:00:013
2527266991311,1cyclictest0-21swapper/210:12:062
2527266991310,1cyclictest0-21swapper/210:25:132
252725999139,3cyclictest2843759-21unixbench_multi12:15:261
252725999139,2cyclictest0-21swapper/109:20:141
252726799121,2cyclictest2527204-21latency_hist07:10:003
2527266991210,1cyclictest0-21swapper/210:21:452
2527266991210,1cyclictest0-21swapper/208:25:132
252726699118,2cyclictest401ktimers/210:30:182
252726699105,4cyclictest0-21swapper/212:15:252
252725799100,9cyclictest2527322-21cat07:10:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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