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2026-06-21 - 18:23
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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 Sun Jun 21, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2804855995248,2cyclictest3044011-21fwupd11:03:243
280485099320,5cyclictest2856171-21sed08:00:171
280485399310,5cyclictest2856172-21grep08:00:172
280485399300,28cyclictest3777322-21systemd-journal08:05:222
280485099301,20cyclictest0-21swapper/111:55:001
280485399290,26cyclictest0-21swapper/209:55:092
2804850992911,9cyclictest2911335-21unixbench_singl08:50:251
280485599282,22cyclictest3126395-21apt-get12:25:123
280485399282,7cyclictest2953019-21apt-get09:35:112
2804853992820,6cyclictest0-21swapper/210:20:002
2804853992819,7cyclictest2881020-21cron08:24:592
280485399281,23cyclictest3136924-21apt-get12:35:112
280485399280,2cyclictest2998940-21basename10:20:112
280485399280,2cyclictest2992450-21ps10:10:242
280485399280,26cyclictest0-21swapper/210:50:112
2804850992818,8cyclictest2881023-21ls08:24:591
280485099281,25cyclictest0-21swapper/110:50:111
280485099280,2cyclictest3039117-21cron11:00:001
280485099280,26cyclictest0-21swapper/111:30:031
280485099280,22cyclictest0-21swapper/108:55:111
280485099280,1cyclictest0-21swapper/112:01:461
280485099280,1cyclictest0-21swapper/109:10:101
280485599272,21cyclictest2937388-21apt-get09:20:103
280485599271,22cyclictest2825259-21apt-get07:30:123
2804853992717,8cyclictest2845265-21cron07:50:002
280485399270,3cyclictest3039119-21cron10:59:592
280485399270,20cyclictest0-21swapper/208:55:112
280485399270,1cyclictest0-21swapper/212:05:122
280485099270,25cyclictest0-21swapper/109:55:091
280485099270,1cyclictest0-21swapper/110:10:241
280485099270,1cyclictest0-21swapper/108:34:481
280485099270,19cyclictest0-21swapper/108:05:221
280485099270,0cyclictest0-21swapper/107:22:441
280485599261,22cyclictest2958097-21apt-get09:40:113
280485599261,21cyclictest2932325-21apt-get09:15:113
280485599261,21cyclictest0-21swapper/311:20:123
280485599261,21cyclictest0-21swapper/311:20:113
280485399265,12cyclictest3121536-21cut12:20:132
2804853992619,6cyclictest3095277-21sh11:55:002
280485399261,1cyclictest0-21swapper/212:01:462
280485399261,1cyclictest0-21swapper/207:22:442
280485399260,25cyclictest0-21swapper/207:32:582
280485399260,24cyclictest0-21swapper/211:30:032
280485399260,1cyclictest0-21swapper/207:40:112
2804850992618,6cyclictest0-21swapper/107:55:091
2804848992621,3cyclictest2912040-21apt-get08:55:110
2804855992520,3cyclictest3070250-21apt-get11:30:113
280485599251,22cyclictest3003705-21cron10:25:003
280485599251,21cyclictest3085432-21apt-get11:45:103
280485599251,21cyclictest2917096-21apt-get09:00:143
280485599251,21cyclictest2835434-21apt-get07:40:123
280485599251,20cyclictest3003982-21apt-get10:25:093
280485599251,20cyclictest0-21swapper/308:50:113
2804853992519,5cyclictest0-21swapper/207:55:092
280485399251,22cyclictest0-21swapper/207:10:122
280485399251,21cyclictest2922173-21apt-get09:05:122
280485399251,20cyclictest3065182-21apt-get11:25:122
280485399251,1cyclictest0-21swapper/209:10:102
280485399250,5cyclictest2871692-21ps08:15:172
280485399250,1cyclictest0-21swapper/211:10:112
2804850992519,5cyclictest0-21swapper/110:20:111
280485099251,5cyclictest2891380-21apt-get08:35:131
280485099250,23cyclictest0-21swapper/110:48:071
280485099250,13cyclictest2840230-21latency_hist07:45:001
2804855992420,2cyclictest2947521-21apt-get09:30:133
2804855992420,2cyclictest0-21swapper/311:40:163
2804855992418,3cyclictest2810620-21irqcore07:15:173
280485599241,21cyclictest2860449-21cron08:05:003
280485599241,20cyclictest0-21swapper/312:15:113
280485599241,20cyclictest0-21swapper/309:55:093
280485599241,20cyclictest0-21swapper/308:45:113
280485599240,21cyclictest3121303-21apt-get12:20:113
280485599240,21cyclictest0-21swapper/310:55:123
280485399242,20cyclictest2947521-21apt-get09:30:132
280485399241,22cyclictest0-21swapper/212:30:122
280485399241,20cyclictest3111164-21apt-get12:10:112
280485399241,1cyclictest0-21swapper/208:34:482
280485399241,19cyclictest0-21swapper/212:25:122
280485099242,2cyclictest3014090-21apt-get10:35:121
2804850992419,3cyclictest3055043-21apt-get11:15:131
2804850992415,8cyclictest2820245-21cpuspeed_turbos07:25:111
280485099241,20cyclictest2963152-21apt-get09:45:131
280485099240,23cyclictest0-21swapper/111:26:171
280485099240,1cyclictest3080847-21ps11:40:141
280485099240,1cyclictest2953514-21ps09:35:151
280485099240,1cyclictest0-21swapper/112:05:121
280484899242,2cyclictest2830336-21apt-get07:35:120
280484899242,20cyclictest2983370-21apt-get10:05:150
2804848992420,2cyclictest2917096-21apt-get09:00:130
280484899241,21cyclictest2876266-21apt-get08:20:130
2804855992319,2cyclictest3131887-21apt-get12:30:123
2804855992319,2cyclictest3101039-21apt-get12:00:113
2804855992319,2cyclictest0-21swapper/308:20:123
2804855992318,3cyclictest2982262-21ntpq10:00:233
2804855992318,3cyclictest2820183-21taskset07:25:123
280485599231,21cyclictest0-21swapper/311:55:113
280485599230,20cyclictest2983373-21taskset10:05:153
280485599230,20cyclictest0-21swapper/310:45:143
280485599230,20cyclictest0-21swapper/310:10:133
2804853992318,4cyclictest0-21swapper/211:40:142
2804853992318,4cyclictest0-21swapper/211:15:132
280485399231,20cyclictest0-21swapper/211:35:122
280485399231,20cyclictest0-21swapper/209:45:132
280485399230,2cyclictest0-21swapper/207:15:142
280485399230,20cyclictest0-21swapper/210:35:122
280485099231,2cyclictest3777322-21systemd-journal11:15:001
280485099230,21cyclictest0-21swapper/112:25:121
280485099230,21cyclictest0-21swapper/111:20:121
280485099230,21cyclictest0-21swapper/111:20:121
280485099230,19cyclictest0-21swapper/109:05:131
280484899232,20cyclictest2810118-21apt-get07:15:140
280484899231,21cyclictest2855672-21apt-get08:00:120
280484899231,20cyclictest2993473-21apt-get10:15:120
2804855992219,2cyclictest64-21kcompactd012:39:243
2804855992219,2cyclictest64-21kcompactd011:53:423
2804855992219,2cyclictest0-21swapper/307:35:213
2804855992218,2cyclictest2998298-21apt-config10:20:003
2804855992218,2cyclictest0-21swapper/309:25:113
280485599221,2cyclictest2861149-21apt-get08:05:123
280485599221,20cyclictest0-21swapper/308:35:133
280485599221,1cyclictest0-21swapper/311:15:123
280485599220,2cyclictest2916835-21munin-run09:00:003
280485599220,2cyclictest0-21swapper/307:10:173
280485599220,21cyclictest0-21swapper/310:50:203
280485399222,11cyclictest2983104-21awk10:05:012
2804853992218,2cyclictest2901957-21apt-get08:45:112
2804853992214,7cyclictest0-21swapper/207:29:592
2804853992212,7cyclictest0-21swapper/207:50:162
280485399221,20cyclictest0-21swapper/208:40:102
280485399221,1cyclictest3009060-21apt-get10:30:122
280485399220,19cyclictest3049284-21https11:10:002
280485399220,19cyclictest0-21swapper/211:20:122
280485399220,19cyclictest0-21swapper/211:20:122
2804850992219,2cyclictest2840487-21apt-get07:45:111
280485099220,20cyclictest0-21swapper/110:30:121
280485099220,20cyclictest0-21swapper/107:10:121
280485099220,19cyclictest0-21swapper/112:30:121
280485099220,19cyclictest0-21swapper/112:10:111
2804848992219,2cyclictest211rcuc/011:20:210
2804848992219,2cyclictest211rcuc/011:20:210
2804848992218,3cyclictest2988921-21grep10:10:170
280484899221,20cyclictest0-21swapper/008:05:120
280484899221,1cyclictest0-21swapper/010:25:110
280484899220,2cyclictest64-21kcompactd011:39:110
280484899220,21cyclictest3049250-21cron11:10:000
280484899220,21cyclictest2953508-21tr09:35:150
280484899220,20cyclictest2882244-21sed08:25:160
2804855992119,1cyclictest2900776-21ntpq08:40:193
2804855992119,1cyclictest0-21swapper/310:41:393
2804855992118,2cyclictest64-21kcompactd008:13:163
2804855992118,2cyclictest3049279-21apt-get11:10:003
2804855992118,2cyclictest0-21swapper/312:05:133
2804855992118,1cyclictest0-21swapper/308:25:113
2804855992118,1cyclictest0-21swapper/308:15:133
2804855992117,3cyclictest2844416-21ntpq07:45:203
2804855992115,4cyclictest3018844-21cron10:40:003
2804855992114,5cyclictest3080080-21cron11:39:593
280485599210,20cyclictest64-21kcompactd009:14:333
280485599210,20cyclictest2926128-21ntpq09:05:213
2804853992119,1cyclictest2937388-21apt-get09:20:112
2804853992119,1cyclictest0-21swapper/207:38:202
2804853992118,1cyclictest3024175-21apt-get10:45:132
280485399210,1cyclictest0-21swapper/209:15:112
280485099217,12cyclictest2870931-21cron08:14:591
2804850992118,2cyclictest2936222-21ntpq09:15:191
2804850992112,8cyclictest2988140-21cron10:10:001
280485099210,4cyclictest2997295-21grep10:15:201
280485099210,2cyclictest2830819-21ps07:35:161
280485099210,20cyclictest2941141-21chrt09:20:181
280485099210,20cyclictest2849359-21seq07:50:201
280485099210,1cyclictest0-21swapper/107:15:141
280485099210,19cyclictest0-21swapper/110:00:121
2804848992119,1cyclictest3034341-21apt-get10:55:120
2804848992119,1cyclictest0-21swapper/011:55:000
2804848992119,1cyclictest0-21swapper/008:35:200
2804848992118,2cyclictest0-21swapper/011:02:380
280484899211,19cyclictest3028746-21apt-get10:47:230
280484899211,19cyclictest0-21swapper/010:50:110
280484899210,20cyclictest64-21kcompactd007:58:130
280484899210,20cyclictest0-21swapper/010:35:120
280484899210,20cyclictest0-21swapper/009:25:110
280484899210,20cyclictest0-21swapper/008:15:140
280484899210,1cyclictest3049951-21apt-get11:10:120
280484899210,1cyclictest0-21swapper/009:10:100
280484899210,19cyclictest0-21swapper/009:30:120
2804855992018,1cyclictest2886325-21apt-get08:30:123
2804855992018,1cyclictest0-21swapper/311:25:123
2804855992016,2cyclictest2850617-21apt-get07:55:113
2804855992016,2cyclictest0-21swapper/309:50:133
280485599200,1cyclictest64-21kcompactd012:11:593
280485599200,1cyclictest2815623-21ps07:20:163
2804853992016,2cyclictest3023899-21cron10:44:592
280485099205,7cyclictest0-21swapper/109:26:301
280485099203,8cyclictest0-21swapper/111:58:021
2804850992019,1cyclictest0-21swapper/112:36:421
280485099200,1cyclictest0-21swapper/109:30:131
280485099200,1cyclictest0-21swapper/107:30:131
280485099200,19cyclictest0-21swapper/111:10:001
2804848992018,1cyclictest0-21swapper/012:35:110
2804848992018,1cyclictest0-21swapper/011:25:110
2804848992018,1cyclictest0-21swapper/008:45:120
2804848992017,2cyclictest3019122-21apt-get10:40:130
2804848992017,2cyclictest2840972-21grep07:45:150
280484899200,1cyclictest0-21swapper/012:30:110
280484899200,1cyclictest0-21swapper/012:25:120
280484899200,1cyclictest0-21swapper/012:05:310
280484899200,1cyclictest0-21swapper/009:15:110
280484899200,1cyclictest0-21swapper/008:30:130
280484899200,1cyclictest0-21swapper/007:50:130
280484899200,19cyclictest0-21swapper/012:15:110
280484899200,19cyclictest0-21swapper/011:15:210
280484899200,19cyclictest0-21swapper/010:20:020
280484899200,19cyclictest0-21swapper/009:05:130
280484899200,19cyclictest0-21swapper/008:50:120
2804855991915,2cyclictest0-21swapper/309:45:133
2804853991917,1cyclictest0-21swapper/210:25:102
2804853991916,2cyclictest2962877-21idleruntime-cro09:45:002
2804853991911,7cyclictest0-21swapper/210:10:002
280485399190,18cyclictest2896240-21apt-config08:40:002
2804850991916,2cyclictest2896880-21apt-get08:40:111
2804850991916,2cyclictest0-21swapper/110:25:101
2804848991916,2cyclictest514-21in:imuxsock07:44:590
2804848991916,2cyclictest2983106-21idleruntime-cro10:05:010
280484899190,1cyclictest0-21swapper/009:48:590
280484899190,1cyclictest0-21swapper/009:40:100
280485399181,15cyclictest2973023-21latency_hist09:55:012
280485099187,9cyclictest3777322-21systemd-journal12:15:081
2804850991816,1cyclictest0-21swapper/108:45:111
2804850991810,7cyclictest0-21swapper/109:50:221
280485099180,9cyclictest702-21runrttasks11:35:451
280485099180,3cyclictest3090336-21cat11:50:011
2804848991816,1cyclictest64-21kcompactd007:25:580
2804848991816,1cyclictest2973280-21apt-get09:55:100
2804848991816,1cyclictest0-21swapper/010:30:220
2804848991815,2cyclictest3115968-21munin-run12:14:590
2804848991815,2cyclictest2819919-21munin-run07:25:000
2804848991813,4cyclictest2809841-21cron07:15:000
2804855991713,3cyclictest2849430-21ntp_kernel_err07:50:213
280485599170,17cyclictest0-21swapper/310:35:003
280485399178,8cyclictest3039614-21fschecks_time11:00:142
280485399175,9cyclictest2908473-21tr08:50:162
2804853991713,3cyclictest2804861-21date07:10:012
2804848991716,1cyclictest0-21swapper/011:48:190
280484899170,1cyclictest0-21swapper/011:40:150
2804855991613,2cyclictest0-21swapper/309:35:103
280485399168,6cyclictest0-21swapper/212:15:132
2804853991613,2cyclictest0-21swapper/209:00:132
2804853991613,1cyclictest2942466-21apt-get09:25:102
280485399161,14cyclictest2870943-21awk08:14:592
2804850991614,1cyclictest0-21swapper/112:20:121
2804850991613,2cyclictest0-21swapper/109:00:131
280485099160,14cyclictest2886075-21awk08:30:001
2804848991614,1cyclictest0-21swapper/012:05:000
2804848991613,2cyclictest2866665-21grep08:10:150
2804848991612,3cyclictest2973005-21cron09:55:010
2804855991511,2cyclictest3050177-21sort11:10:133
280485399150,6cyclictest3096194-21sort11:55:122
280485399150,13cyclictest2883009-21kthreadcore08:25:162
2804850991512,2cyclictest702-21runrttasks11:00:141
280485099150,4cyclictest2958435-21sed09:40:141
2804848991513,1cyclictest0-21swapper/009:20:110
2804848991512,2cyclictest61650irq/133-enp0s29f1:rx-011:55:210
2804848991512,2cyclictest61650irq/133-enp0s29f1:rx-007:30:230
2804848991511,3cyclictest61650irq/133-enp0s29f1:rx-008:40:110
280485399141,3cyclictest3089311-21sed11:45:182
2804848991413,1cyclictest0-21swapper/012:20:150
2804848991411,2cyclictest61650irq/133-enp0s29f1:rx-011:30:100
280485099130,11cyclictest2804952-21cat07:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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