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2026-08-23 - 20:17
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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 792 highest latencies:
System rackeslot4.osadl.org (updated Sun Aug 23, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
237923899301,2cyclictest1-21systemd12:20:001
237923899300,3cyclictest2689276-21ntpq12:10:221
237923899300,3cyclictest2608701-21taskset10:55:121
237923899291,3cyclictest2531416-21ntpq09:35:221
237923899291,2cyclictest0-21swapper/109:55:111
2379238992819,8cyclictest2542408-21cron09:50:001
2379238992819,8cyclictest0-21swapper/107:10:001
237923899281,1cyclictest0-21swapper/110:25:121
237923899281,1cyclictest0-21swapper/108:00:131
237924599272,22cyclictest2532571-21apt-get09:40:123
237924599271,23cyclictest2379485-21apt-config07:10:003
237924599271,22cyclictest2461133-21apt-get08:30:143
237923899272,21cyclictest2491567-21apt-get09:00:131
237923899271,6cyclictest2563031-21apt-get10:10:111
237923899271,23cyclictest0-21swapper/109:10:121
237923899270,2cyclictest2388851-21ntpq07:15:231
237923899270,1cyclictest0-21swapper/107:40:101
237923899270,19cyclictest0-21swapper/111:05:171
2379233992723,2cyclictest2608694-21apt-get10:55:120
237923399272,23cyclictest0-21swapper/012:20:000
237924599262,21cyclictest2659882-21apt-get11:45:143
237924599262,21cyclictest2527485-21apt-get09:35:123
237924599261,22cyclictest2546616-21awk09:50:203
237924399263,4cyclictest500-21dbus-daemon10:15:002
2379238992619,5cyclictest0-21swapper/111:50:111
237923899261,2cyclictest2577133-21ntpq10:20:231
237923899260,24cyclictest0-21swapper/110:40:121
2379245992520,3cyclictest2618881-21apt-get11:05:133
2379245992520,3cyclictest2593479-21apt-get10:40:123
2379245992520,3cyclictest2434527-21ntpq08:00:203
237924599251,21cyclictest2705987-21apt-get12:30:133
237924599251,21cyclictest2623949-21apt-get11:10:133
237924599251,21cyclictest2395093-21apt-get07:25:123
2379238992518,6cyclictest0-21swapper/111:45:231
237923899251,22cyclictest2679923-21basename12:05:001
2379233992522,1cyclictest2664978-21sshd11:50:120
237923399252,19cyclictest2486522-21apt-get08:55:110
237923399251,20cyclictest2527485-21apt-get09:35:130
237924599242,2cyclictest2644649-21apt-get11:30:123
237924599242,19cyclictest2405280-21apt-get07:35:123
2379245992420,2cyclictest2588388-21apt-get10:35:133
2379245992420,2cyclictest0-21swapper/310:05:163
2379245992419,3cyclictest2517351-21taskset09:25:123
2379245992419,3cyclictest2476341-21apt-get08:45:133
2379245992419,3cyclictest2450898-21apt-get08:20:123
237924599241,3cyclictest2425309-21munin-run07:55:003
237924599241,20cyclictest0-21swapper/311:40:133
237924599241,20cyclictest0-21swapper/309:15:013
237924599241,20cyclictest0-21swapper/308:50:103
237924599240,21cyclictest0-21swapper/310:15:123
237924399242,2cyclictest2471293-21apt-get08:40:132
2379243992421,2cyclictest516-21rs:main2
2379243992418,5cyclictest2598278-21cron10:45:002
237924399240,23cyclictest2690847-21irqcore12:15:172
237923899242,20cyclictest2425553-21apt-get07:55:131
2379238992420,2cyclictest2711053-21apt-get12:35:101
2379238992420,2cyclictest2680193-21apt-get12:05:121
237923899241,20cyclictest0-21swapper/111:30:121
237923899241,19cyclictest2598555-21apt-get10:45:121
237923899240,23cyclictest0-21swapper/109:40:111
237923899240,22cyclictest2481929-21sed08:50:151
237923899240,20cyclictest0-21swapper/108:40:111
2379233992422,1cyclictest2506544-21true09:15:000
2379233992421,2cyclictest0-21swapper/010:10:110
237923399241,21cyclictest2588388-21apt-get10:35:130
2379245992319,3cyclictest2578716-21ps10:25:173
2379245992319,2cyclictest2700379-21latency_hist12:25:003
2379245992319,2cyclictest2547759-21apt-get09:55:123
2379245992319,2cyclictest2512276-21apt-get09:20:113
2379245992319,2cyclictest2390007-21apt-get07:20:133
2379245992319,2cyclictest0-21swapper/310:35:003
2379245992319,2cyclictest0-21swapper/309:45:133
237924599231,19cyclictest0-21swapper/309:30:113
237924599230,20cyclictest0-21swapper/310:55:123
237924599230,20cyclictest0-21swapper/308:25:113
2379243992319,2cyclictest2400214-21apt-get07:30:132
237924399231,2cyclictest2639582-21apt-get11:25:122
237924399231,2cyclictest2537623-21apt-get09:45:142
237924399231,2cyclictest2536440-21ntpq09:40:202
237924399231,20cyclictest2629021-21apt-get11:15:152
237924399231,19cyclictest0-21swapper/208:20:122
237924399230,3cyclictest2405767-21sed07:35:162
237924399230,20cyclictest0-21swapper/208:25:112
2379238992319,2cyclictest2640083-21cut11:25:161
2379238992319,2cyclictest2568103-21apt-get10:15:131
237923899231,20cyclictest2542689-21apt-get09:50:111
237923899230,20cyclictest0-21swapper/111:55:111
237923899230,20cyclictest0-21swapper/110:35:121
2379233992320,2cyclictest2675128-21apt-get12:00:130
2379233992319,2cyclictest2583296-21apt-get10:30:130
237923399231,2cyclictest2557943-21apt-get10:05:130
237923399231,2cyclictest2507212-21apt-get09:15:150
237923399231,2cyclictest2415416-21apt-get07:45:150
237923399231,20cyclictest2670034-21apt-get11:55:110
237923399230,22cyclictest2660365-21ps11:45:180
2379245992219,2cyclictest0-21swapper/311:20:023
2379245992218,2cyclictest2680193-21apt-get12:05:123
2379245992218,2cyclictest2633863-21apt-get11:20:003
2379245992217,3cyclictest2410339-21apt-get07:40:113
237924599221,2cyclictest0-21swapper/308:05:133
237924599220,20cyclictest0-21swapper/311:25:123
2379243992219,2cyclictest2634531-21apt-get11:20:112
237924399221,2cyclictest2695941-21sort12:20:162
237924399221,1cyclictest0-21swapper/212:10:002
237924399221,19cyclictest0-21swapper/209:10:142
237924399220,2cyclictest2577946-21idleruntime-cro10:25:002
237924399220,20cyclictest2664966-21apt-get11:50:122
237924399220,20cyclictest2501024-21users09:05:252
237924399220,20cyclictest0-21swapper/210:45:112
237924399220,20cyclictest0-21swapper/207:45:142
237924399220,19cyclictest0-21swapper/211:55:112
237924399220,19cyclictest0-21swapper/210:05:132
237924399220,19cyclictest0-21swapper/208:15:132
2379238992219,2cyclictest2379795-21apt-get07:10:131
2379238992214,7cyclictest0-21swapper/107:20:131
237923899220,2cyclictest2449717-21ntpq08:15:231
237923899220,21cyclictest2709739-21/usr/sbin/munin12:30:211
237923899220,20cyclictest0-21swapper/108:05:131
237923899220,1cyclictest0-21swapper/108:55:121
237923899220,19cyclictest0-21swapper/111:00:131
237923399223,6cyclictest2680633-21cat12:05:160
237923399223,6cyclictest2623672-21latency_hist11:10:010
2379233992220,1cyclictest2440753-21apt-get08:10:110
2379233992220,1cyclictest0-21swapper/009:40:110
2379233992220,1cyclictest0-21swapper/008:00:130
2379233992219,2cyclictest2695447-21apt-get12:20:120
2379233992219,2cyclictest0-21swapper/010:20:230
2379233992218,2cyclictest2460853-21cron08:30:000
237923399221,20cyclictest0-21swapper/012:25:160
237923399221,1cyclictest2517348-21apt-get09:25:110
2379245992119,1cyclictest0-21swapper/312:35:113
2379245992118,2cyclictest0-21swapper/307:45:233
2379245992117,2cyclictest2496620-21apt-get09:05:123
2379245992116,3cyclictest2466198-21apt-get08:35:113
2379245992115,3cyclictest2664966-21apt-get11:50:123
237924599211,1cyclictest0-21swapper/311:55:113
237924599211,19cyclictest0-21swapper/307:56:373
237924599210,2cyclictest0-21swapper/311:35:123
237924599210,2cyclictest0-21swapper/309:15:153
237924599210,2cyclictest0-21swapper/309:00:123
237924599210,2cyclictest0-21swapper/307:15:003
237924599210,20cyclictest0-21swapper/307:30:233
2379243992119,1cyclictest2440495-21turbostat.cron08:09:592
2379243992118,2cyclictest2511165-21ntpq09:15:252
2379243992118,2cyclictest0-21swapper/212:35:122
237924399211,1cyclictest0-21swapper/207:25:122
237924399211,19cyclictest2522143-21basename09:30:012
237924399210,2cyclictest2547482-21awk09:54:592
237924399210,2cyclictest0-21swapper/209:35:012
237924399210,20cyclictest2660377-21ps11:45:182
237924399210,20cyclictest2552569-21cron10:00:002
237924399210,20cyclictest2461624-21sort08:30:182
237924399210,20cyclictest2429590-21taskset07:55:252
237924399210,20cyclictest0-21swapper/210:37:542
237924399210,1cyclictest2578221-21apt-get10:25:132
2379238992119,1cyclictest0-21swapper/112:22:441
2379238992118,2cyclictest2455555-21chrt08:23:001
237923899211,20cyclictest64-21kcompactd011:11:141
237923899211,20cyclictest0-21swapper/110:32:311
237923899211,1cyclictest0-21swapper/109:15:151
237923899211,1cyclictest0-21swapper/107:25:121
237923899211,19cyclictest64-21kcompactd011:40:481
237923899210,20cyclictest0-21swapper/112:25:021
237923899210,20cyclictest0-21swapper/109:30:101
237923399212,6cyclictest2544883-21kthreadcore09:50:180
2379233992119,1cyclictest2685282-21apt-get12:10:110
2379233992119,1cyclictest2481426-21apt-get08:50:110
2379233992119,1cyclictest0-21swapper/010:25:120
2379233992119,1cyclictest0-21swapper/009:55:110
2379233992119,1cyclictest0-21swapper/007:10:110
2379233992118,2cyclictest2404999-21cron07:35:000
2379233992118,2cyclictest0-21swapper/012:35:100
237923399210,1cyclictest0-21swapper/007:15:230
2379245992018,1cyclictest0-21swapper/310:49:113
2379245992018,1cyclictest0-21swapper/308:40:133
2379245992016,2cyclictest0-21swapper/310:10:123
2379245992015,3cyclictest2389723-21cron07:19:593
237924599200,1cyclictest0-21swapper/312:11:263
2379243992018,1cyclictest2430643-21apt-get08:00:132
2379243992018,1cyclictest0-21swapper/212:25:022
2379243992018,1cyclictest0-21swapper/208:35:112
237924399200,1cyclictest0-21swapper/211:40:132
237924399200,1cyclictest0-21swapper/211:05:132
237924399200,1cyclictest0-21swapper/210:55:122
237924399200,1cyclictest0-21swapper/208:55:132
237924399200,1cyclictest0-21swapper/208:45:142
237924399200,1cyclictest0-21swapper/207:50:112
237924399200,19cyclictest0-21swapper/210:30:222
237924399200,19cyclictest0-21swapper/210:01:532
237923899203,15cyclictest3777322-21systemd-journal07:54:591
2379238992018,1cyclictest0-21swapper/111:20:111
2379238992018,1cyclictest0-21swapper/109:25:201
2379238992018,1cyclictest0-21swapper/107:45:151
2379238992013,6cyclictest0-21swapper/111:35:111
237923899200,1cyclictest0-21swapper/109:05:121
237923899200,1cyclictest0-21swapper/108:10:111
2379233992018,1cyclictest64-21kcompactd011:31:070
2379233992018,1cyclictest2603630-21apt-get10:50:140
2379233992018,1cyclictest2603630-21apt-get10:50:130
2379233992018,1cyclictest0-21swapper/010:45:120
2379233992018,1cyclictest0-21swapper/008:40:110
237923399201,7cyclictest2394107-21grep07:20:250
237923399200,1cyclictest0-21swapper/011:44:330
237923399200,1cyclictest0-21swapper/008:45:130
237923399200,1cyclictest0-21swapper/008:15:140
237923399200,1cyclictest0-21swapper/007:25:120
237923399200,19cyclictest0-21swapper/009:45:140
237923399200,19cyclictest0-21swapper/009:05:260
237923399200,19cyclictest0-21swapper/009:00:120
237923399200,19cyclictest0-21swapper/008:35:110
237923399200,19cyclictest0-21swapper/008:09:310
2379245991917,1cyclictest0-21swapper/312:15:123
2379245991917,1cyclictest0-21swapper/310:50:143
2379245991917,1cyclictest0-21swapper/310:50:143
2379245991917,1cyclictest0-21swapper/310:00:113
2379245991917,1cyclictest0-21swapper/308:10:133
2379243991917,1cyclictest0-21swapper/212:30:142
2379243991916,2cyclictest2608421-21idleruntime-cro10:55:002
2379243991916,2cyclictest2608421-21idleruntime-cro10:55:002
2379243991916,2cyclictest0-21swapper/211:00:132
2379243991916,2cyclictest0-21swapper/209:00:132
2379243991916,1cyclictest0-21swapper/208:50:112
2379243991913,4cyclictest2385377-21grep07:15:172
2379238991918,1cyclictest64-21kcompactd010:09:571
2379238991918,1cyclictest0-21swapper/108:35:511
237923899190,18cyclictest0-21swapper/110:00:211
237923399194,5cyclictest2465207-21ps08:30:250
2379233991918,0cyclictest0-21swapper/007:35:060
2379233991916,2cyclictest2618589-21cron11:05:000
237923399190,18cyclictest0-21swapper/007:40:100
2379245991814,2cyclictest2700940-21apt-get12:25:123
2379245991814,2cyclictest2446779-21kthreadcore08:15:193
237923899186,9cyclictest0-21swapper/111:15:181
237923399185,2cyclictest2556912-21ps10:00:230
237923399185,11cyclictest2430448-21cat08:00:000
237923399184,4cyclictest2650168-21cat11:35:150
237923399183,5cyclictest2634869-21grep11:20:150
2379233991814,3cyclictest0-21swapper/010:40:120
2379233991813,4cyclictest2709740-21taskset12:30:210
237923899179,7cyclictest2512420-21cpuspeed_turbos09:20:131
2379238991715,1cyclictest0-21swapper/107:39:571
2379238991715,1cyclictest0-21swapper/107:30:141
2379238991713,3cyclictest2465070-21ntp_kernel_pll_08:30:231
237923399173,4cyclictest2420690-21cut07:50:130
237923399172,5cyclictest2451877-21kthreadcore08:20:170
237923399170,5cyclictest0-21swapper/011:15:260
2379243991614,1cyclictest0-21swapper/209:35:122
2379243991614,1cyclictest0-21swapper/207:10:122
237923899165,9cyclictest2476513-21fschecks_count08:45:151
2379238991614,1cyclictest2456535-21ps08:25:141
237923399163,4cyclictest2516233-21ntpq09:20:220
237923399161,5cyclictest2522896-21awk09:30:160
2379245991512,2cyclictest2675272-21cpuspeed_turbos12:00:133
2379245991511,2cyclictest2613788-21apt-get11:00:123
2379245991511,2cyclictest2491285-21cron09:00:013
2379243991513,1cyclictest2628732-21ls11:15:002
2379243991513,1cyclictest0-21swapper/212:00:132
2379243991511,3cyclictest2644715-21cpuspeed_turbos11:30:122
237923399158,5cyclictest2640076-21ps11:25:160
237923399154,9cyclictest2571993-21ntpq10:15:210
237923399152,3cyclictest2627886-21ntpq11:10:220
2379243991412,1cyclictest0-21swapper/210:15:222
2379243991412,1cyclictest0-21swapper/207:20:132
237923399137,4cyclictest0-21swapper/007:10:000
237924599128,3cyclictest491ktimers/310:20:083
2379243991210,1cyclictest0-21swapper/207:40:202
237924399117,3cyclictest391rcuc/211:35:172
237924399114,2cyclictest191rcu_preempt07:10:002
237924399106,3cyclictest2445565-21grep08:15:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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