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2026-05-30 - 08:26
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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 Sat May 30, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
281035799290,20cyclictest2886647-21awk20:25:011
281036099271,22cyclictest2820703-21apt-get19:20:112
281036099271,22cyclictest2820703-21apt-get19:20:102
281036099270,23cyclictest2851529-21sed19:50:152
2810364992621,3cyclictest3097011-21apt-get23:50:123
281036099261,22cyclictest3000186-21/usr/sbin/munin22:15:152
281035799262,20cyclictest2810571-21apt-get19:10:101
281035799261,21cyclictest2953565-21apt-get21:30:091
281035599262,21cyclictest2928224-21apt-get21:05:130
2810355992618,1cyclictest0-21swapper/023:15:150
2810364992523,1cyclictest481rcuc/300:25:193
281036499252,22cyclictest3066646-21apt-get23:20:103
281036499252,21cyclictest3004977-21apt-get22:20:113
2810364992520,4cyclictest3036214-21apt-get22:50:103
281036499251,22cyclictest3112516-21cron00:05:003
281036499251,22cyclictest2851518-21grep19:50:153
281036499251,21cyclictest2815624-21apt-get19:15:103
281036099251,21cyclictest3118264-21apt-get00:10:132
281036099251,21cyclictest0-21swapper/222:25:092
281036099251,20cyclictest0-21swapper/223:30:112
281036099251,20cyclictest0-21swapper/222:35:122
281036099251,20cyclictest0-21swapper/222:10:112
281036099250,21cyclictest2835845-21chrt19:35:112
281035799252,21cyclictest2871711-21apt-get20:10:111
281035799252,21cyclictest2849915-21ntpq19:45:211
281035799251,21cyclictest2866636-21apt-get20:05:131
281035799250,22cyclictest2892183-21modprobe20:30:131
281036499244,19cyclictest481rcuc/319:45:123
2810364992416,2cyclictest191rcu_preempt21:35:173
281036499241,2cyclictest3010052-21apt-get22:25:113
281036499241,21cyclictest3051419-21apt-get23:05:133
281036499240,23cyclictest3117952-21latency_hist00:10:013
2810360992420,2cyclictest3025617-21apt-get22:40:112
2810360992419,3cyclictest3123752-21apt-get00:15:112
2810360992418,4cyclictest3046703-21sshd23:00:142
281036099241,2cyclictest2968728-21apt-get21:45:122
281036099241,21cyclictest3106536-21ntpq23:55:212
281036099241,21cyclictest2978533-21cron21:55:002
281036099240,21cyclictest2882366-21ps20:20:152
281036099240,21cyclictest0-21swapper/222:00:122
281035799241,21cyclictest3061573-21apt-get23:15:101
281035799241,21cyclictest2984289-21apt-get22:00:121
281035799241,20cyclictest3041292-21apt-get22:55:101
281035799241,20cyclictest0-21swapper/121:45:131
2810355992419,3cyclictest3015109-21apt-get22:30:100
2810355992419,3cyclictest2830788-21apt-get19:30:110
281035599241,21cyclictest3102532-21apt-get23:55:110
281035599241,21cyclictest2963675-21apt-get21:40:110
281036499235,12cyclictest2812710-21cut19:10:163
281036499232,20cyclictest0-21swapper/320:00:003
2810364992321,1cyclictest0-21swapper/319:30:123
2810364992320,2cyclictest491ktimers/320:35:153
2810364992318,3cyclictest2938358-21apt-get21:15:123
281036499231,2cyclictest2835842-21apt-get19:35:113
281036499231,2cyclictest0-21swapper/320:30:133
281036499231,21cyclictest2949008-21sort21:25:163
281036499231,21cyclictest0-21swapper/321:50:123
281036499231,20cyclictest3091941-21apt-get23:45:113
2810360992320,2cyclictest2979234-21apt-get21:55:102
2810360992320,2cyclictest2979234-21apt-get21:55:102
2810360992319,2cyclictest3046103-21sh23:00:012
2810360992319,2cyclictest0-21swapper/222:20:112
2810360992318,3cyclictest3112793-21apt-get00:05:132
281036099231,21cyclictest0-21swapper/223:20:222
281036099231,20cyclictest2912592-21apt-get20:50:122
281036099231,20cyclictest0-21swapper/221:00:132
281036099231,19cyclictest0-21swapper/219:15:102
281036099230,22cyclictest2810368-21date19:10:012
281036099230,20cyclictest3144038-21apt-get00:35:112
2810357992320,2cyclictest3076505-21cron23:29:591
2810357992319,2cyclictest2880680-21ntpq20:15:201
2810357992319,2cyclictest2840894-21apt-get19:40:101
281035799231,20cyclictest3100926-21ntpq23:50:191
281035799230,22cyclictest2917421-21basename20:55:001
281035799230,21cyclictest3030755-21latency_hist22:45:001
281035799230,20cyclictest2912248-21apt-config20:50:001
2810355992320,2cyclictest2851026-21apt-get19:50:120
2810355992319,2cyclictest3076784-21apt-get23:30:110
2810355992319,2cyclictest2912555-21apt-get20:50:020
2810355992317,4cyclictest2953295-21ls21:29:590
281035599231,2cyclictest2910989-21ntpq20:45:200
281035599231,2cyclictest2861555-21apt-get20:00:090
281035599231,20cyclictest2947367-21ntpq21:20:210
281035599231,20cyclictest0-21swapper/023:35:120
281035599230,22cyclictest2882360-21tr20:20:160
281035599230,20cyclictest0-21swapper/021:00:010
2810364992219,2cyclictest3056507-21apt-get23:10:113
2810364992219,2cyclictest0-21swapper/321:40:133
2810364992218,3cyclictest3148865-21idleruntime-cro00:40:003
281036499221,20cyclictest0-21swapper/320:45:183
281036499221,20cyclictest0-21swapper/320:05:133
281036499221,19cyclictest0-21swapper/322:48:133
281036499220,3cyclictest2923134-21apt-get21:00:033
281036499220,21cyclictest50-21ksoftirqd/320:18:093
2810360992218,2cyclictest3056240-21idleruntime-cro23:10:012
2810360992218,2cyclictest2958365-21munin-run21:34:592
2810360992218,2cyclictest0-21swapper/219:55:112
2810360992218,2cyclictest0-21swapper/219:10:112
281036099220,2cyclictest0-21swapper/223:10:112
281036099220,19cyclictest0-21swapper/221:10:102
281035799220,2cyclictest3149133-21wc00:40:001
281035799220,2cyclictest1-21systemd22:30:001
281035799220,21cyclictest2963402-21ls21:40:001
281035799220,20cyclictest2917744-21/usr/sbin/munin20:55:121
281035799220,19cyclictest0-21swapper/123:45:111
281035799220,19cyclictest0-21swapper/122:30:101
281035799220,19cyclictest0-21swapper/100:25:141
2810355992219,2cyclictest64-21kcompactd021:12:270
2810355992219,2cyclictest3046369-21apt-get23:00:120
2810355992219,2cyclictest0-21swapper/023:40:110
2810355992219,2cyclictest0-21swapper/022:10:110
2810355992219,2cyclictest0-21swapper/020:00:000
281035599220,2cyclictest3097495-21irqcore23:50:150
281035599220,20cyclictest0-21swapper/023:25:110
281035599220,20cyclictest0-21swapper/020:40:110
281035599220,19cyclictest0-21swapper/020:05:140
2810364992119,1cyclictest50-21ksoftirqd/323:25:153
2810364992118,2cyclictest2886898-21apt-get20:25:113
2810364992118,2cyclictest0-21swapper/322:30:113
281036499211,19cyclictest3142844-21ntpq00:30:203
281036499211,19cyclictest0-21swapper/321:00:003
281036499211,19cyclictest0-21swapper/319:25:113
281036499210,2cyclictest64-21kcompactd020:50:563
281036499210,2cyclictest0-21swapper/320:10:113
281036499210,2cyclictest0-21swapper/319:20:113
281036499210,2cyclictest0-21swapper/319:20:103
281036499210,20cyclictest3046714-21expr23:00:143
281036499210,20cyclictest0-21swapper/323:56:103
281036499210,1cyclictest0-21swapper/322:40:123
2810360992119,1cyclictest0-21swapper/223:45:112
2810360992119,1cyclictest0-21swapper/222:51:582
2810360992118,2cyclictest0-21swapper/220:55:112
2810360992117,2cyclictest2911899-21idleruntime-cro20:50:002
2810360992116,3cyclictest3871586-21snmpd00:01:002
281036099210,2cyclictest0-21swapper/223:15:102
281036099210,20cyclictest0-21swapper/221:21:362
281036099210,1cyclictest3071717-21apt-get23:25:122
281036099210,1cyclictest0-21swapper/219:30:122
281036099210,19cyclictest0-21swapper/221:15:122
2810357992119,1cyclictest0-21swapper/100:30:111
2810357992119,1cyclictest0-21swapper/100:10:141
2810357992118,2cyclictest64-21kcompactd023:40:471
2810357992118,2cyclictest3081583-21cron23:35:001
2810357992118,2cyclictest0-21swapper/121:40:121
2810357992117,2cyclictest0-21swapper/122:10:111
2810357992115,5cyclictest1-21systemd20:00:001
281035799211,1cyclictest64-21kcompactd023:39:431
281035799211,1cyclictest0-21swapper/122:15:201
281035799210,2cyclictest3020143-21apt-get22:35:131
281035799210,20cyclictest0-21swapper/123:20:201
281035799210,1cyclictest0-21swapper/121:50:071
281035799210,19cyclictest0-21swapper/120:40:121
2810355992119,1cyclictest0-21swapper/022:15:120
2810355992118,2cyclictest3117566-21apt-get00:10:010
2810355992118,2cyclictest0-21swapper/021:50:120
2810355992118,2cyclictest0-21swapper/021:45:120
2810355992118,2cyclictest0-21swapper/000:35:120
281035599210,20cyclictest64-21kcompactd022:00:530
281035599210,20cyclictest0-21swapper/022:55:100
281035599210,20cyclictest0-21swapper/019:45:110
281035599210,20cyclictest0-21swapper/000:05:140
281035599210,1cyclictest0-21swapper/023:10:100
2810364992018,2cyclictest0-21swapper/322:00:123
2810364992018,1cyclictest481rcuc/321:20:133
2810364992018,1cyclictest2860867-21apt-get20:00:033
2810364992017,2cyclictest3084057-21sort23:35:173
2810364992017,2cyclictest0-21swapper/321:50:003
2810364992016,3cyclictest0-21swapper/300:15:003
281036499200,1cyclictest0-21swapper/322:20:013
281036499200,1cyclictest0-21swapper/322:05:103
281036499200,1cyclictest0-21swapper/321:30:103
281036499200,19cyclictest0-21swapper/323:30:113
281036499200,18cyclictest0-21swapper/322:55:113
2810360992018,1cyclictest64-21kcompactd020:13:182
2810360992018,1cyclictest0-21swapper/221:40:212
2810360992017,2cyclictest0-21swapper/223:40:122
2810360992017,2cyclictest0-21swapper/221:05:132
2810360992016,2cyclictest3097502-21irqcore23:50:152
281036099200,1cyclictest0-21swapper/223:35:252
281036099200,1cyclictest0-21swapper/221:25:172
281036099200,1cyclictest0-21swapper/220:05:132
281036099200,1cyclictest0-21swapper/200:30:112
281036099200,19cyclictest0-21swapper/219:44:492
2810357992018,1cyclictest0-21swapper/123:02:061
2810357992018,1cyclictest0-21swapper/119:20:101
2810357992018,1cyclictest0-21swapper/119:20:101
2810357992016,3cyclictest3117762-21latency_hist00:10:001
281035799200,1cyclictest2819553-21ntpq19:15:191
281035799200,1cyclictest0-21swapper/123:55:111
281035799200,1cyclictest0-21swapper/123:05:141
281035799200,1cyclictest0-21swapper/120:25:111
281035799200,19cyclictest0-21swapper/122:22:241
281035799200,19cyclictest0-21swapper/100:19:221
2810355992018,1cyclictest2896756-21awk20:35:000
2810355992018,1cyclictest0-21swapper/000:18:490
281035599200,1cyclictest0-21swapper/022:45:110
281035599200,1cyclictest0-21swapper/019:20:100
281035599200,1cyclictest0-21swapper/019:20:100
281035599200,1cyclictest0-21swapper/019:10:110
281035599200,19cyclictest0-21swapper/022:38:320
281035599200,19cyclictest0-21swapper/022:25:090
281036499199,4cyclictest0-21swapper/300:20:173
281036499199,4cyclictest0-21swapper/300:20:173
281036499196,3cyclictest0-21swapper/322:10:173
281036499193,7cyclictest2902164-21grep20:40:123
2810364991917,1cyclictest0-21swapper/321:12:593
2810360991917,1cyclictest0-21swapper/222:30:102
2810360991917,1cyclictest0-21swapper/222:05:192
2810360991916,2cyclictest0-21swapper/219:25:112
2810360991915,2cyclictest2891929-21apt-get20:30:122
281036099190,18cyclictest0-21swapper/200:25:232
2810357991917,1cyclictest0-21swapper/119:50:111
2810357991917,1cyclictest0-21swapper/119:25:271
281035799190,1cyclictest0-21swapper/121:25:121
281035799190,1cyclictest0-21swapper/119:30:171
2810355991918,1cyclictest0-21swapper/020:17:360
2810355991917,1cyclictest0-21swapper/023:45:120
2810355991917,1cyclictest0-21swapper/022:50:120
2810355991917,1cyclictest0-21swapper/019:40:310
2810364991816,1cyclictest0-21swapper/300:15:113
2810360991816,1cyclictest0-21swapper/200:20:122
2810360991816,1cyclictest0-21swapper/200:20:122
2810360991815,1cyclictest0-21swapper/220:25:112
2810357991817,1cyclictest64-21kcompactd023:13:541
2810357991816,1cyclictest0-21swapper/121:20:121
2810357991816,1cyclictest0-21swapper/120:35:121
2810357991815,2cyclictest0-21swapper/122:05:021
2810357991815,2cyclictest0-21swapper/121:05:131
2810357991815,2cyclictest0-21swapper/100:00:131
2810357991814,2cyclictest2933280-21apt-get21:10:111
2810355991816,1cyclictest0-21swapper/021:15:110
2810355991816,1cyclictest0-21swapper/000:31:430
2810355991814,3cyclictest61650irq/133-enp0s29f1:rx-019:25:190
2810364991716,1cyclictest0-21swapper/320:20:113
2810364991715,1cyclictest0-21swapper/323:44:013
2810364991715,1cyclictest0-21swapper/321:55:123
2810364991715,1cyclictest0-21swapper/321:55:113
2810364991714,2cyclictest0-21swapper/323:17:413
2810360991714,2cyclictest2848192-21ps19:45:182
2810360991713,2cyclictest2880717-21ntpq20:15:212
2810360991712,3cyclictest2902085-21taskset20:40:112
2810357991715,1cyclictest2840617-21cron19:40:001
2810355991716,1cyclictest0-21swapper/022:20:120
2810355991715,1cyclictest0-21swapper/022:40:100
2810355991715,1cyclictest0-21swapper/020:10:110
2810355991714,2cyclictest64-21kcompactd020:36:580
2810355991714,1cyclictest3128801-21apt-get00:20:120
2810355991714,1cyclictest3128801-21apt-get00:20:120
2810355991714,1cyclictest0-21swapper/021:35:140
2810355991713,3cyclictest61650irq/133-enp0s29f1:rx-022:05:170
281036499168,4cyclictest0-21swapper/322:35:213
2810364991613,2cyclictest481rcuc/319:40:223
2810357991614,1cyclictest0-21swapper/121:15:111
2810357991614,1cyclictest0-21swapper/120:00:101
2810357991614,1cyclictest0-21swapper/100:20:121
2810357991614,1cyclictest0-21swapper/100:20:111
2810355991614,1cyclictest0-21swapper/020:55:110
2810355991613,2cyclictest61650irq/133-enp0s29f1:rx-023:20:190
2810355991612,3cyclictest61650irq/133-enp0s29f1:rx-023:05:220
2810355991612,3cyclictest61650irq/133-enp0s29f1:rx-021:58:400
2810355991612,3cyclictest61650irq/133-enp0s29f1:rx-021:58:390
2810360991513,2cyclictest0-21swapper/222:46:362
2810360991512,1cyclictest2958624-21apt-get21:35:132
2810360991511,3cyclictest2897109-21cpuspeed_turbos20:35:112
2810355991512,2cyclictest61650irq/133-enp0s29f1:rx-020:25:180
2810355991512,2cyclictest2958362-21sh21:34:590
2810355991511,3cyclictest61650irq/133-enp0s29f1:rx-000:25:140
2810357991411,2cyclictest2923275-21cpuspeed_turbos21:00:121
2810355991412,1cyclictest0-21swapper/019:35:110
2810355991412,1cyclictest0-21swapper/019:17:560
2810355991411,2cyclictest61650irq/133-enp0s29f1:rx-000:00:150
281036499133,2cyclictest0-21swapper/319:10:013
281036099138,3cyclictest2862423-21sshd20:00:152
2810357991310,2cyclictest3040586-21unixbench_singl22:50:251
281035799119,1cyclictest0-21swapper/121:59:151
281035799119,1cyclictest0-21swapper/121:59:151
281035799118,2cyclictest3031119-21apt-get22:45:111
28103559991,6cyclictest2810356-21latency_hist19:10:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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