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2026-01-07 - 01:56
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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 Jan 06, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
266350499272,21cyclictest2917530-21apt-get11:20:133
266349899272,21cyclictest2815794-21apt-get09:40:121
266350099261,21cyclictest2978646-21apt-get12:20:132
266350099261,21cyclictest2729856-21apt-get08:15:102
266349899261,21cyclictest2714691-21apt-get08:00:101
266349599262,3cyclictest2922584-21apt-get11:25:130
266350499251,20cyclictest2866885-21apt-get10:30:113
266350499250,3cyclictest2780135-21cron09:05:003
266350099252,3cyclictest2699059-21apt-get07:45:102
266350099252,21cyclictest2745023-21apt-get08:30:112
2663500992520,3cyclictest2668753-21apt-get07:15:112
266349599252,21cyclictest2973588-21apt-get12:15:100
2663500992420,3cyclictest2882047-21apt-get10:45:112
2663500992420,2cyclictest2887103-21apt-get10:50:112
2663500992419,3cyclictest2831408-21apt-get09:55:112
2663500992417,5cyclictest2801144-21tr09:25:182
266350099241,21cyclictest2998154-21ntpq12:35:212
266350099241,21cyclictest2892183-21apt-get10:55:142
266350099241,20cyclictest2760189-21apt-get08:45:132
266350099240,22cyclictest2912203-21munin-run11:14:592
266350099240,19cyclictest2755136-21apt-get08:40:142
266349899241,20cyclictest2820851-21apt-get09:45:111
266349899241,19cyclictest2683917-21apt-get07:30:091
266349899240,4cyclictest2846320-21idleruntime-cro10:10:001
266349599242,20cyclictest2902336-21apt-get11:05:100
2663495992420,2cyclictest2948303-21apt-get11:50:110
266349599241,22cyclictest2948021-21basename11:50:000
2663504992319,2cyclictest0-21swapper/309:15:163
266350499231,2cyclictest2809566-21ntpq09:30:193
266350499230,20cyclictest0-21swapper/308:05:113
266350499230,19cyclictest0-21swapper/310:35:133
2663500992319,2cyclictest2933116-21apt-get11:35:102
2663500992317,4cyclictest2907129-21cron11:09:592
266350099231,2cyclictest2927373-21munin-run11:30:002
266350099231,20cyclictest2876992-21apt-get10:40:112
266350099231,1cyclictest2825906-21apt-get09:50:112
266350099231,19cyclictest2698789-21basename07:45:012
266350099230,20cyclictest0-21swapper/209:40:122
2663498992318,2cyclictest2856705-21apt-get10:20:111
2663498992316,6cyclictest2775093-21cron09:00:001
266349899231,2cyclictest2719724-21apt-get08:05:121
266349899230,20cyclictest2745510-21grep08:30:161
266349899230,20cyclictest0-21swapper/108:15:121
2663495992320,2cyclictest2876992-21apt-get10:40:110
2663495992319,3cyclictest2871963-21apt-get10:35:120
2663495992318,3cyclictest2770809-21grep08:55:160
2663495992316,5cyclictest1-21systemd11:00:010
266349599231,2cyclictest2989158-21apt-get12:30:120
266349599231,2cyclictest2968567-21apt-get12:10:110
266349599231,2cyclictest2963490-21apt-get12:05:130
266349599231,2cyclictest0-21swapper/007:25:130
266349599231,21cyclictest2795576-21apt-get09:20:110
266349599231,21cyclictest2790495-21apt-get09:15:120
266349599230,21cyclictest2836205-21cron10:00:000
266349599230,20cyclictest0-21swapper/011:30:120
2663504992219,2cyclictest0-21swapper/307:30:113
2663504992218,2cyclictest2953360-21apt-get11:55:143
2663504992217,4cyclictest2693750-21idleruntime-cro07:40:013
266350499221,2cyclictest2820566-40mandb09:45:003
266350499220,3cyclictest2943251-21seq11:45:103
266350499220,2cyclictest2753981-21ntpq08:35:203
266350499220,20cyclictest2998166-21sshd12:35:213
266350499220,19cyclictest0-21swapper/312:30:123
266350499220,19cyclictest0-21swapper/309:50:113
266350499220,19cyclictest0-21swapper/308:25:123
266350499220,19cyclictest0-21swapper/308:00:113
2663500992219,2cyclictest0-21swapper/212:10:212
2663500992219,2cyclictest0-21swapper/211:50:112
2663500992219,2cyclictest0-21swapper/209:15:122
2663500992218,2cyclictest2683670-21basename07:30:012
2663500992218,2cyclictest0-21swapper/207:20:132
2663500992217,3cyclictest2800378-21awk09:25:002
2663500992217,3cyclictest2775861-21sed09:00:152
2663500992217,3cyclictest2704562-21apt-get07:50:132
2663500992216,4cyclictest2841296-21sh10:05:002
266350099221,20cyclictest2987983-21ntpq12:25:202
266350099221,1cyclictest2663700-21apt-get07:10:132
266350099220,2cyclictest0-21swapper/209:05:112
266350099220,2cyclictest0-21swapper/208:10:122
266350099220,20cyclictest0-21swapper/212:00:122
266350099220,20cyclictest0-21swapper/212:00:122
266350099220,20cyclictest0-21swapper/207:30:102
266349899221,1cyclictest2943246-21apt-get11:45:101
266349899221,1cyclictest0-21swapper/110:25:261
266349899220,21cyclictest2693748-21cron07:40:011
266349899220,20cyclictest0-21swapper/112:35:131
266349899220,20cyclictest0-21swapper/109:30:111
266349899220,20cyclictest0-21swapper/109:15:121
266349899220,19cyclictest0-21swapper/111:20:121
266349899220,19cyclictest0-21swapper/107:45:101
2663495992219,2cyclictest0-21swapper/009:40:120
266349599221,20cyclictest2750056-21apt-get08:35:110
266349599221,20cyclictest0-21swapper/009:25:130
266349599220,21cyclictest0-21swapper/008:50:120
266349599220,21cyclictest0-21swapper/007:10:120
266349599220,20cyclictest0-21swapper/008:20:120
2663504992119,1cyclictest0-21swapper/307:50:133
266350499211,19cyclictest2942068-21ntpq11:40:203
266350499210,20cyclictest2986778-21sshd12:25:173
266350499210,20cyclictest2978368-21cron12:20:003
266350499210,20cyclictest0-21swapper/312:25:013
266350499210,1cyclictest0-21swapper/309:10:123
266350499210,18cyclictest2933116-21apt-get11:35:113
266350499210,18cyclictest0-21swapper/310:50:133
2663500992118,2cyclictest0-21swapper/210:15:112
2663500992116,3cyclictest2841564-21apt-get10:05:122
2663500992116,3cyclictest2810741-21apt-get09:35:132
266350099211,19cyclictest0-21swapper/207:55:122
266350099210,2cyclictest0-21swapper/210:10:122
266350099210,20cyclictest0-21swapper/212:15:102
266350099210,20cyclictest0-21swapper/211:20:122
266350099210,20cyclictest0-21swapper/211:00:122
266350099210,20cyclictest0-21swapper/210:25:212
266350099210,19cyclictest0-21swapper/211:55:152
2663498992119,1cyclictest0-21swapper/110:40:121
2663498992119,1cyclictest0-21swapper/108:35:111
2663498992119,1cyclictest0-21swapper/107:40:101
2663498992118,2cyclictest2989658-21irqcore12:30:161
2663498992118,1cyclictest0-21swapper/110:30:111
2663498992117,3cyclictest2779087-21missed_timers09:00:181
2663498992116,4cyclictest2957309-21ntpq11:55:241
266349899211,1cyclictest2739992-21apt-get08:25:121
266349899210,1cyclictest0-21swapper/112:20:131
266349899210,1cyclictest0-21swapper/107:50:121
266349899210,19cyclictest0-21swapper/109:25:131
266349899210,18cyclictest0-21swapper/109:55:111
2663495992119,1cyclictest2829879-21ntpq09:50:200
2663495992119,1cyclictest0-21swapper/010:20:100
2663495992119,1cyclictest0-21swapper/007:30:180
2663495992118,2cyclictest2810466-21sh09:35:000
2663495992118,2cyclictest0-21swapper/007:45:100
2663495992117,2cyclictest2785462-21apt-get09:10:110
266349599210,20cyclictest0-21swapper/009:35:130
266349599210,20cyclictest0-21swapper/008:40:140
2663504992018,1cyclictest0-21swapper/312:10:123
2663504992017,2cyclictest2805434-21basename09:30:003
2663504992017,1cyclictest2765003-21sh08:49:593
2663504992016,3cyclictest0-21swapper/312:05:003
2663504992016,3cyclictest0-21swapper/312:05:003
266350499200,1cyclictest0-21swapper/309:55:113
266350499200,1cyclictest0-21swapper/308:55:123
266350499200,19cyclictest2923080-21ps11:25:163
266350499200,19cyclictest0-21swapper/310:05:123
266350499200,19cyclictest0-21swapper/309:20:123
266350499200,19cyclictest0-21swapper/307:15:203
2663500992017,2cyclictest2688974-21apt-get07:35:132
2663500992016,2cyclictest2734916-21apt-get08:20:132
2663500992016,2cyclictest0-21swapper/208:50:122
2663500992015,3cyclictest0-21swapper/209:45:152
266350099200,1cyclictest0-21swapper/210:30:112
266350099200,19cyclictest0-21swapper/209:10:112
266350099200,19cyclictest0-21swapper/208:05:122
2663498992018,1cyclictest64-21kcompactd011:30:021
2663498992018,1cyclictest0-21swapper/111:55:001
2663498992017,1cyclictest0-21swapper/108:20:121
266349899200,1cyclictest0-21swapper/112:00:111
266349899200,1cyclictest0-21swapper/112:00:111
266349899200,1cyclictest0-21swapper/111:05:091
266349899200,1cyclictest0-21swapper/110:55:181
266349899200,1cyclictest0-21swapper/110:50:121
266349899200,1cyclictest0-21swapper/109:50:111
266349899200,19cyclictest2673142-21chrt07:15:241
2663495992018,1cyclictest0-21swapper/011:15:100
2663495992017,2cyclictest2983438-21munin-run12:25:010
2663495992016,3cyclictest2912188-21basename11:15:000
2663495992016,2cyclictest2851650-21apt-get10:15:110
266349599200,1cyclictest0-21swapper/012:25:120
266349599200,1cyclictest0-21swapper/007:20:140
266349599200,1cyclictest0-21swapper/007:15:110
2663504991918,1cyclictest0-21swapper/310:25:213
2663504991917,1cyclictest0-21swapper/311:15:113
2663504991917,1cyclictest0-21swapper/310:55:133
2663504991917,1cyclictest0-21swapper/310:40:113
2663504991917,1cyclictest0-21swapper/310:10:123
2663504991917,1cyclictest0-21swapper/307:45:113
2663504991916,1cyclictest0-21swapper/309:45:113
266350499190,18cyclictest2782622-21ps09:05:173
2663500991916,2cyclictest0-21swapper/211:30:112
2663500991916,2cyclictest0-21swapper/208:00:102
2663500991915,2cyclictest0-21swapper/210:20:122
2663500991915,2cyclictest0-21swapper/208:35:122
2663498991917,1cyclictest0-21swapper/112:15:111
2663498991916,1cyclictest0-21swapper/107:55:111
2663495991917,1cyclictest0-21swapper/010:45:110
2663495991917,1cyclictest0-21swapper/010:05:120
2663495991917,1cyclictest0-21swapper/010:00:120
2663495991916,2cyclictest0-21swapper/012:35:120
2663495991916,2cyclictest0-21swapper/010:50:120
2663495991915,2cyclictest2764992-21cron08:50:000
2663495991915,2cyclictest2709639-21apt-get07:55:120
2663504991814,2cyclictest2745507-21ps08:30:153
266350499180,1cyclictest0-21swapper/307:20:193
2663500991815,2cyclictest514-21in:imuxsock11:50:002
2663498991816,1cyclictest0-21swapper/109:35:131
2663498991816,1cyclictest0-21swapper/109:20:121
2663498991815,1cyclictest0-21swapper/111:35:111
2663498991812,4cyclictest2968279-21cron12:10:011
2663495991816,1cyclictest0-21swapper/009:45:100
2663495991816,1cyclictest0-21swapper/007:35:120
2663495991815,2cyclictest2724780-21apt-get08:10:120
2663495991814,2cyclictest2866602-21cron10:30:000
2663495991814,2cyclictest0-21swapper/010:15:000
2663495991813,3cyclictest2902064-21sh11:04:590
2663504991715,1cyclictest0-21swapper/311:05:103
2663504991715,1cyclictest0-21swapper/311:00:113
2663504991713,3cyclictest2882999-21kthreadcore10:45:163
2663504991712,3cyclictest2694025-21apt-get07:40:103
2663500991715,1cyclictest0-21swapper/212:05:122
2663500991713,2cyclictest2912470-21apt-get11:15:102
2663498991715,1cyclictest2912470-21apt-get11:15:101
2663498991715,1cyclictest0-21swapper/107:20:141
2663495991714,2cyclictest2775862-21irqcore09:00:150
2663495991713,2cyclictest61650irq/133-enp0s29f1:rx-007:50:010
2663504991614,1cyclictest0-21swapper/310:20:113
2663504991613,2cyclictest2928062-21apt-get11:30:123
2663504991613,2cyclictest2735259-21head08:20:153
2663504991613,2cyclictest2710143-21cut07:55:163
2663504991612,3cyclictest2836979-21irqcore10:00:173
2663504991612,2cyclictest2815511-21cron09:40:003
2663500991612,2cyclictest0-21swapper/209:30:112
2663498991614,1cyclictest0-21swapper/110:10:131
2663498991612,3cyclictest2760678-21grep08:45:161
2663498991612,2cyclictest0-21swapper/110:20:001
2663495991613,2cyclictest62450irq/134-enp0s29f1:tx-008:00:120
2663495991613,2cyclictest2937941-21latency_hist11:40:000
2663495991612,3cyclictest61650irq/133-enp0s29f1:rx-012:00:500
2663495991612,3cyclictest61650irq/133-enp0s29f1:rx-012:00:500
2663495991612,3cyclictest61650irq/133-enp0s29f1:rx-011:40:130
2663495991612,3cyclictest61650irq/133-enp0s29f1:rx-011:20:200
2663495991612,3cyclictest61650irq/133-enp0s29f1:rx-010:30:200
2663495991612,2cyclictest2882010-21kworker/u8:3-ext4-rsv-conversion12:00:010
2663504991513,1cyclictest0-21swapper/311:50:113
2663504991513,1cyclictest0-21swapper/307:25:133
2663504991510,3cyclictest2734236-21unixbench_singl08:15:243
2663500991513,1cyclictest0-21swapper/211:40:132
2663500991511,3cyclictest2876257-21unixbench_multi10:35:262
266349899159,5cyclictest0-21swapper/108:40:171
2663498991513,1cyclictest2790214-21cron09:15:001
2663498991513,1cyclictest0-21swapper/112:10:121
2663498991512,2cyclictest1-21systemd10:49:591
2663498991511,3cyclictest2902067-21sh11:04:591
2663495991513,2cyclictest61650irq/133-enp0s29f1:rx-008:25:180
2663495991512,2cyclictest61650irq/133-enp0s29f1:rx-008:20:000
2663495991511,3cyclictest61650irq/133-enp0s29f1:rx-008:05:280
266350499149,4cyclictest2668313-21sshd07:13:063
2663504991411,2cyclictest491ktimers/312:06:543
2663500991413,1cyclictest0-21swapper/208:55:112
2663500991410,3cyclictest0-21swapper/208:25:122
266349899148,5cyclictest2876472-21sshd10:37:071
2663495991411,2cyclictest61650irq/133-enp0s29f1:rx-009:05:130
2663495991411,2cyclictest61650irq/133-enp0s29f1:rx-008:30:170
2663495991410,3cyclictest2698356-21unixbench_singl07:40:230
266349899139,3cyclictest2922887-21gltestperf11:25:161
266349899139,3cyclictest2907904-21grep11:10:151
2663498991310,2cyclictest2678867-21apt-get07:25:131
2663498991310,2cyclictest0-21swapper/108:55:001
266350499128,2cyclictest0-21swapper/308:40:233
266350499121,9cyclictest2729584-21latency_hist08:15:003
266350499120,3cyclictest0-21swapper/311:12:553
2663500991210,1cyclictest0-21swapper/212:30:122
266350099120,3cyclictest2663400-21latency_hist07:10:012
266349899129,2cyclictest2941994-21cut11:40:201
266349899129,2cyclictest2836555-21cpuspeed_turbos10:00:131
266349899126,5cyclictest2780737-21gltestperf09:05:141
266350499117,2cyclictest2851774-21grep10:15:123
266350499115,4cyclictest2769169-21ntpq08:50:213
266349899114,5cyclictest261-21systemd-journal08:15:001
266349599117,2cyclictest0-21swapper/007:10:010
266349899107,2cyclictest2663400-21latency_hist07:10:011
266349899107,2cyclictest0-21swapper/107:10:201
26635049975,1cyclictest0-21swapper/307:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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