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2026-07-10 - 11:08
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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 376 highest latencies:
System rackeslot4.osadl.org (updated Fri Jul 10, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3181812993936,2cyclictest3191779-21fwupd19:18:303
318180799311,20cyclictest191rcu_preempt00:30:172
3181802993129,1cyclictest3128784-21kworker/0:2+pm19:18:320
318181299281,6cyclictest3222351-21cron19:49:593
318180299281,26cyclictest3395729-21sh22:39:590
318181299271,22cyclictest3421681-21apt-get23:05:133
318181299262,21cyclictest3375741-21apt-get22:20:143
318181299261,3cyclictest3222630-21apt-get19:50:113
318181299261,21cyclictest0-21swapper/323:15:133
318180299262,22cyclictest3192186-21apt-get19:20:110
318180299260,23cyclictest3421441-21systemctl23:05:000
3181812992520,3cyclictest3345255-21apt-get21:50:123
318181299251,3cyclictest3319945-21seq21:25:143
318181299251,21cyclictest3350332-21apt-get21:55:143
318181299251,21cyclictest0-21swapper/320:55:123
318181299251,20cyclictest3360507-21apt-get22:05:123
318181299250,23cyclictest3370382-21cron22:15:003
318181299250,21cyclictest0-21swapper/300:35:123
318180799252,20cyclictest3304671-21apt-get21:10:112
318180799251,21cyclictest3258560-21apt-get20:25:132
318180799251,21cyclictest3258560-21apt-get20:25:132
318180799251,20cyclictest3468011-21apt-get23:50:122
318180499251,21cyclictest3355430-21apt-get22:00:121
318180499251,21cyclictest3202391-21apt-get19:30:121
318180499251,20cyclictest3248419-21apt-get20:15:111
3181812992418,4cyclictest3467734-21cron23:50:003
3181812992418,4cyclictest3253979-21irqcore20:20:153
318181299241,20cyclictest3294509-21apt-get21:00:113
318181299241,20cyclictest0-21swapper/322:30:133
318181299240,21cyclictest0-21swapper/323:30:113
318180799241,20cyclictest3478100-21apt-get00:00:132
318180799241,20cyclictest0-21swapper/220:45:102
318180499242,2cyclictest3340223-21apt-get21:45:111
3181804992419,2cyclictest3427178-21apt-get23:10:111
318180499241,3cyclictest3447772-21apt-get23:30:121
318180499241,21cyclictest3238282-21apt-get20:05:111
318180499241,20cyclictest3335194-21apt-get21:40:131
318180499241,20cyclictest3289417-21apt-get20:55:121
318180499241,20cyclictest0-21swapper/120:25:131
318180499241,20cyclictest0-21swapper/120:25:121
318180499240,20cyclictest0-21swapper/100:35:121
3181802992420,2cyclictest3437265-21apt-get23:20:110
3181802992420,2cyclictest3396424-21apt-get22:40:130
318180299241,2cyclictest3253490-21apt-get20:20:110
3181812992320,2cyclictest3212507-21apt-get19:40:123
3181812992319,3cyclictest3395732-21apt-get22:40:023
3181812992319,2cyclictest3488231-21apt-get00:10:133
3181812992319,2cyclictest0-21swapper/320:15:113
318181299231,3cyclictest3197304-21apt-get19:25:133
318181299231,2cyclictest0-21swapper/321:10:113
318181299231,20cyclictest3240519-21sort20:05:173
318181299230,20cyclictest3330092-21apt21:35:123
318181299230,20cyclictest0-21swapper/320:25:133
318181299230,20cyclictest0-21swapper/320:25:123
3181807992317,4cyclictest3431952-21cron23:15:002
318180799231,2cyclictest3452827-21apt-get23:35:132
318180799231,2cyclictest3354271-21ntpq21:55:232
318180799231,20cyclictest3284348-21apt-get20:50:132
318180799231,20cyclictest0-21swapper/219:20:112
318180799230,4cyclictest3498845-21irqcore00:20:172
318180799230,22cyclictest3426516-21gpgv23:10:012
318180799230,20cyclictest3268543-21turbostat20:35:002
318180799230,19cyclictest0-21swapper/219:30:112
3181804992319,2cyclictest3411597-21apt-get22:55:151
3181804992319,2cyclictest3228120-21apt-get19:55:101
318180499231,2cyclictest3380816-21apt-get22:25:131
318180499231,2cyclictest3309746-21apt-get21:15:151
318180499231,2cyclictest3263675-21apt-get20:30:121
318180499231,2cyclictest3207438-21apt-get19:35:121
318180499231,19cyclictest3503442-21apt-get00:25:151
318180499230,21cyclictest3319667-21ls21:25:001
3181802992319,2cyclictest3370665-21apt-get22:15:170
3181802992319,2cyclictest3273834-21apt-get20:40:110
3181802992319,2cyclictest0-21swapper/022:00:120
318180299231,21cyclictest0-21swapper/021:11:320
318180299230,3cyclictest3483643-21grep00:05:180
3181812992219,2cyclictest64-21kcompactd020:48:573
3181812992219,2cyclictest0-21swapper/322:15:163
3181812992219,2cyclictest0-21swapper/321:45:233
3181812992219,2cyclictest0-21swapper/321:15:153
3181812992219,2cyclictest0-21swapper/319:36:543
3181812992218,3cyclictest3503925-21irqcore00:25:193
3181812992218,2cyclictest0-21swapper/322:35:113
3181812992217,2cyclictest0-21swapper/300:00:133
318181299221,2cyclictest0-21swapper/322:55:503
318181299221,2cyclictest0-21swapper/320:30:123
318181299221,20cyclictest0-21swapper/300:30:213
318181299221,1cyclictest0-21swapper/322:45:123
318181299221,1cyclictest0-21swapper/320:00:123
318181299220,21cyclictest3228612-21irqcore19:55:153
318181299220,21cyclictest0-21swapper/320:50:123
318181299220,20cyclictest0-21swapper/323:50:123
318181299220,20cyclictest0-21swapper/321:40:133
318181299220,1cyclictest3442719-21apt-get23:25:123
3181807992219,2cyclictest3355436-21cpu22:00:112
318180799220,3cyclictest3458403-21tr23:40:172
318180799220,20cyclictest3294262-21awk21:00:012
318180799220,20cyclictest3248141-21cron20:15:012
318180799220,19cyclictest64-21kcompactd020:15:052
318180799220,19cyclictest3483638-21ps00:05:172
3181804992218,2cyclictest3278900-21apt-get20:45:101
318180499221,2cyclictest3365583-21apt-get22:10:111
318180499221,2cyclictest3233214-21apt-get20:00:131
318180499220,2cyclictest3442090-21apt-config23:25:001
318180499220,20cyclictest3396858-21if_enp0s30f422:40:171
318180499220,19cyclictest0-21swapper/123:25:121
318180499220,19cyclictest0-21swapper/121:55:131
3181802992219,2cyclictest3243373-21apt-get20:10:100
3181802992219,2cyclictest0-21swapper/022:25:140
3181802992219,2cyclictest0-21swapper/020:55:120
3181802992219,2cyclictest0-21swapper/020:50:000
3181802992219,1cyclictest3457902-21apt-get23:40:130
3181802992219,1cyclictest0-21swapper/019:35:110
318180299221,2cyclictest0-21swapper/019:50:110
318180299221,20cyclictest3364431-21ntpq22:05:200
318180299221,20cyclictest0-21swapper/020:35:110
318180299220,2cyclictest3268529-21munin-run20:35:000
318180299220,2cyclictest0-21swapper/021:50:120
318180299220,20cyclictest0-21swapper/000:25:150
3181812992118,1cyclictest0-21swapper/323:35:133
3181812992117,2cyclictest3417113-21sed23:00:163
318181299210,2cyclictest64-21kcompactd019:24:003
318181299210,20cyclictest0-21swapper/323:10:113
318181299210,20cyclictest0-21swapper/320:36:033
318181299210,1cyclictest64-21kcompactd019:14:533
318181299210,1cyclictest0-21swapper/323:20:013
3181807992119,1cyclictest3185936-21ntpq19:10:222
3181807992117,2cyclictest0-21swapper/222:50:122
318180799211,1cyclictest3227431-21apt-get19:55:032
318180799211,1cyclictest0-21swapper/222:40:192
318180799210,20cyclictest3777322-21systemd-journal00:20:012
318180799210,19cyclictest0-21swapper/220:20:112
3181804992119,1cyclictest0-21swapper/119:15:111
3181804992118,2cyclictest3467742-21cron23:50:001
3181804992118,2cyclictest3325015-21apt-get21:30:101
3181804992118,1cyclictest0-21swapper/120:50:111
3181804992118,1cyclictest0-21swapper/100:20:121
3181804992117,2cyclictest3406495-21apt-get22:50:111
3181804992117,2cyclictest3401469-21taskset22:45:131
3181804992116,4cyclictest3186820-21cron19:15:001
318180499211,19cyclictest3227472-21munin-run19:55:001
318180499210,2cyclictest3395771-21apt-config22:39:591
318180499210,20cyclictest3470231-21tr23:50:181
318180499210,1cyclictest0-21swapper/121:10:111
318180499210,19cyclictest0-21swapper/123:15:141
318180499210,19cyclictest0-21swapper/120:20:111
3181802992119,1cyclictest0-21swapper/023:50:130
3181802992119,1cyclictest0-21swapper/020:05:560
3181802992119,1cyclictest0-21swapper/019:40:110
3181802992118,2cyclictest702-21runrttasks00:35:120
3181802992118,2cyclictest3473065-21apt-get23:55:140
3181802992118,2cyclictest0-21swapper/023:15:140
3181802992118,2cyclictest0-21swapper/019:25:130
3181802992118,1cyclictest0-21swapper/023:10:110
3181802992117,2cyclictest3493793-21grep00:15:160
318180299211,1cyclictest64-21kcompactd023:29:090
318180299210,2cyclictest3263404-21idleruntime-cro20:30:010
318180299210,2cyclictest3263404-21idleruntime-cro20:30:000
318180299210,20cyclictest0-21swapper/022:55:140
318180299210,20cyclictest0-21swapper/022:50:110
318180299210,20cyclictest0-21swapper/019:58:250
318180299210,20cyclictest0-21swapper/019:12:110
318180299210,1cyclictest0-21swapper/021:15:150
3181812992019,1cyclictest64-21kcompactd020:42:303
3181812992018,1cyclictest0-21swapper/323:55:143
3181812992018,1cyclictest0-21swapper/319:32:043
318181299200,1cyclictest0-21swapper/323:40:133
318181299200,1cyclictest0-21swapper/321:22:503
318181299200,19cyclictest0-21swapper/320:10:473
3181807992018,1cyclictest0-21swapper/223:56:342
3181807992018,1cyclictest0-21swapper/222:05:202
3181807992018,1cyclictest0-21swapper/219:15:192
3181807992017,2cyclictest3493045-21idleruntime-cro00:15:012
3181807992017,2cyclictest3432234-21apt-get23:15:142
318180799200,2cyclictest3442018-21cron23:25:002
318180799200,1cyclictest0-21swapper/223:30:112
318180799200,1cyclictest0-21swapper/221:45:112
318180799200,1cyclictest0-21swapper/220:00:122
318180799200,1cyclictest0-21swapper/219:40:122
318180799200,18cyclictest3278624-21cron20:45:012
318180799200,17cyclictest0-21swapper/220:35:122
3181804992018,1cyclictest3481976-21ntpq00:00:241
3181804992018,1cyclictest0-21swapper/123:56:341
3181804992018,1cyclictest0-21swapper/123:00:131
3181804992017,2cyclictest3304401-21cron21:10:001
3181804992017,1cyclictest0-21swapper/119:45:131
318180499200,1cyclictest3493305-21apt-get00:15:121
318180499200,1cyclictest0-21swapper/122:16:351
318180499200,19cyclictest64-21kcompactd020:39:481
3181802992018,1cyclictest0-21swapper/020:00:130
3181802992018,1cyclictest0-21swapper/019:30:120
3181802992017,1cyclictest0-21swapper/000:10:130
3181802992016,2cyclictest3248394-21/usr/sbin/munin20:15:110
3181802992016,2cyclictest0-21swapper/021:25:150
318180299201,18cyclictest0-21swapper/023:45:490
318180299200,19cyclictest0-21swapper/021:37:200
3181812991917,2cyclictest64-21kcompactd000:19:413
3181812991915,2cyclictest0-21swapper/321:05:143
3181807991918,1cyclictest0-21swapper/221:15:152
3181807991917,1cyclictest0-21swapper/222:55:142
3181807991917,1cyclictest0-21swapper/221:50:132
3181807991917,1cyclictest0-21swapper/219:35:122
3181807991916,1cyclictest0-21swapper/220:05:112
318180799190,1cyclictest0-21swapper/222:30:332
3181804991917,1cyclictest0-21swapper/121:50:121
3181804991915,3cyclictest3483155-21apt-get00:05:131
318180499190,1cyclictest0-21swapper/100:30:121
318180499190,18cyclictest0-21swapper/123:40:221
3181802991917,1cyclictest0-21swapper/022:10:110
3181802991916,2cyclictest3218062-21irqcore19:45:170
3181802991916,2cyclictest0-21swapper/023:30:120
3181802991916,1cyclictest0-21swapper/000:00:130
318180299190,1cyclictest3426769-21latency_hist23:10:000
318180299190,18cyclictest0-21swapper/021:10:000
3181812991814,2cyclictest0-21swapper/300:05:143
3181807991817,1cyclictest0-21swapper/223:25:132
3181807991817,1cyclictest0-21swapper/221:37:202
3181807991816,1cyclictest0-21swapper/222:10:112
3181807991815,2cyclictest3303491-21ntpq21:05:222
3181807991814,2cyclictest3513586-21apt-get00:35:122
3181807991814,2cyclictest3324739-21cron21:30:012
318180799180,1cyclictest0-21swapper/223:05:002
3181804991816,1cyclictest3334006-21ntpq21:35:201
3181804991816,1cyclictest0-21swapper/120:41:261
3181804991816,1cyclictest0-21swapper/100:10:121
3181804991815,2cyclictest509-21systemd-logind21:30:011
3181802991815,2cyclictest0-21swapper/021:00:110
3181812991712,3cyclictest3411328-21cron22:55:003
3181807991716,1cyclictest0-21swapper/223:45:492
3181807991715,1cyclictest0-21swapper/222:25:142
3181807991715,1cyclictest0-21swapper/221:20:072
3181807991714,2cyclictest0-21swapper/219:25:132
318180799170,3cyclictest3218057-21ps19:45:162
3181804991715,1cyclictest64-21kcompactd022:30:011
3181804991715,1cyclictest0-21swapper/122:05:111
3181802991714,2cyclictest0-21swapper/022:20:140
3181812991612,3cyclictest3381107-21gltestperf22:25:163
3181812991611,3cyclictest3325507-21cut21:30:153
3181807991612,3cyclictest3222853-21fschecks_time19:50:132
3181804991614,1cyclictest0-21swapper/123:09:591
3181802991613,2cyclictest61650irq/133-enp0s29f1:rx-022:45:220
3181802991612,3cyclictest61650irq/133-enp0s29f1:rx-023:35:120
3181802991612,3cyclictest3512819-21unixbench_multi00:30:260
3181807991513,1cyclictest509-21systemd-logind00:30:002
3181807991513,1cyclictest0-21swapper/222:15:162
3181807991512,2cyclictest3379493-21memory22:20:202
3181807991510,4cyclictest0-21swapper/222:50:002
3181804991513,1cyclictest64-21kcompactd020:10:461
3181804991513,1cyclictest3298421-21ntpq21:00:201
3181804991513,1cyclictest3212507-21apt-get19:40:111
3181804991512,2cyclictest3192500-21gltestperf19:20:141
3181802991514,1cyclictest0-21swapper/022:31:060
3181802991512,2cyclictest3350473-21cpuspeed_turbos21:55:140
318180799146,6cyclictest514-21in:imuxsock21:32:302
3181804991410,3cyclictest3777322-21systemd-journal23:35:591
3181802991412,2cyclictest61650irq/133-enp0s29f1:rx-020:50:210
3181802991411,2cyclictest3340514-21gltestperf21:45:150
3181812991311,1cyclictest0-21swapper/300:23:273
3181807991311,1cyclictest0-21swapper/221:00:112
3181807991310,2cyclictest3339966-21munin-run21:45:012
3181804991311,1cyclictest64-21kcompactd019:28:181
318180299131,2cyclictest3314840-21apt-get21:20:120
3181802991311,1cyclictest0-21swapper/021:30:110
3181802991310,2cyclictest61650irq/133-enp0s29f1:rx-000:20:180
318181299128,3cyclictest3355497-21cpuspeed_turbos22:00:123
318180499129,2cyclictest3380551-21awk22:24:591
318180299116,4cyclictest3336047-21sed21:40:170
318180299104,4cyclictest3181814-21cat19:10:010
31818129974,1cyclictest0-21swapper/319:10:013
31818049961,4cyclictest3181819-21sed19:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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