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2026-03-25 - 23:21
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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 Wed Mar 25, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2756946993418,14cyclictest0-21swapper/008:50:010
275694699341,3cyclictest261-21systemd-journal08:39:590
2756946993318,6cyclictest3042344-21ps11:50:160
275694699330,4cyclictest2980379-21idleruntime-cro10:50:000
275694699311,28cyclictest2798137-21apt-get07:50:130
275694699301,3cyclictest2920357-21tr09:50:160
275694699300,4cyclictest2793571-21sed07:45:160
275694699300,2cyclictest2878713-21cron09:10:000
2756946992916,11cyclictest2777197-21munin-run07:29:590
275694699290,2cyclictest0-21swapper/007:10:110
2756946992718,8cyclictest261-21systemd-journal12:05:000
275694699271,25cyclictest0-21swapper/008:06:500
275695499261,21cyclictest3067140-21apt-get12:15:113
2756951992618,2cyclictest191rcu_preempt07:30:002
275695199260,2cyclictest191rcu_preempt12:10:012
275694899264,20cyclictest3041595-21cron11:50:001
2756948992621,3cyclictest3082750-21apt-get12:30:111
275694899261,22cyclictest2828465-21taskset08:20:131
275694899260,24cyclictest3067143-21taskset12:15:111
2756946992618,7cyclictest0-21swapper/011:55:120
275694699261,20cyclictest0-21swapper/010:35:120
275694699260,19cyclictest2791939-21ntpq07:40:200
275695499252,20cyclictest2914815-21apt-get09:45:123
275695199251,20cyclictest0-21swapper/212:25:122
2756948992521,2cyclictest2808243-21apt-get08:00:121
2756948992520,3cyclictest2960433-21apt-get10:30:101
2756948992520,3cyclictest2904730-21apt-get09:35:111
275694899251,21cyclictest3057020-21apt-get12:05:111
275694899251,21cyclictest3041862-21apt-get11:50:121
275694899251,20cyclictest2884068-21apt-get09:15:121
275694899251,20cyclictest0-21swapper/108:55:111
2756946992518,5cyclictest2767837-21ps07:20:160
275694699251,23cyclictest0-21swapper/012:30:110
275694699250,23cyclictest2995566-21idleruntime-cro11:05:000
2756954992421,2cyclictest2894174-21apt-get09:25:123
2756954992420,2cyclictest3026700-21apt-get11:35:113
2756954992420,2cyclictest2884068-21apt-get09:15:123
2756954992420,2cyclictest0-21swapper/308:50:013
275695499241,3cyclictest3021645-21apt-get11:30:113
275695499241,20cyclictest2975596-21apt-get10:45:113
275695499241,20cyclictest2848640-21apt-get08:40:123
275695499241,20cyclictest2818351-21apt-get08:10:133
275695499241,20cyclictest2777877-21apt-get07:30:123
275695499240,21cyclictest3037290-21irqcore11:45:163
275695499240,21cyclictest0-21swapper/307:15:143
275695199242,20cyclictest2858750-21apt-get08:50:132
2756951992420,2cyclictest2843608-21apt-get08:35:112
275695199241,21cyclictest2940149-21apt-get10:10:112
275695199241,21cyclictest2803189-21apt-get07:55:112
275695199241,20cyclictest2945228-21apt-get10:15:132
2756948992420,2cyclictest2970542-21apt-get10:40:111
2756948992419,3cyclictest2898957-21idleruntime-cro09:30:011
275694899241,20cyclictest3000887-21apt-get11:10:121
275694899241,20cyclictest0-21swapper/107:45:121
275694899241,19cyclictest0-21swapper/107:55:111
275694899240,22cyclictest3026703-21chrt11:35:101
275694899240,21cyclictest2869353-21sort09:00:171
275694899240,20cyclictest0-21swapper/111:05:111
2756946992417,6cyclictest2998049-21ps11:05:160
2756946992416,7cyclictest2873644-21awk09:05:010
275694699240,23cyclictest0-21swapper/011:15:120
275695499231,2cyclictest3072197-21apt-get12:20:133
275695499231,21cyclictest3060957-21sshd12:05:203
275695499231,20cyclictest2935051-21apt-get10:05:113
275695499230,3cyclictest2929697-21cron10:00:003
275695499230,20cyclictest0-21swapper/311:40:103
275695199232,2cyclictest2899230-21apt-get09:30:132
275695199230,21cyclictest2933918-21sshd10:00:202
2756948992319,2cyclictest2965513-21apt-get10:35:121
2756948992319,2cyclictest0-21swapper/107:30:121
275694899231,2cyclictest2878994-21apt-get09:10:131
275694899231,2cyclictest0-21swapper/107:40:111
275694899231,21cyclictest0-21swapper/112:38:191
275694899231,20cyclictest3036532-21cron11:45:001
275694899231,20cyclictest2904400-21apt-config09:35:011
275694899230,22cyclictest3015546-21/usr/sbin/munin11:20:211
275694899230,22cyclictest1-21systemd07:24:591
275694899230,21cyclictest0-21swapper/110:00:121
275694899230,20cyclictest0-21swapper/112:00:101
275694899230,20cyclictest0-21swapper/110:45:111
275694899230,20cyclictest0-21swapper/110:05:121
2756946992318,4cyclictest0-21swapper/010:30:090
2756946992314,8cyclictest61650irq/133-enp0s29f1:rx-011:45:120
2756946992313,9cyclictest2807493-21unixbench_multi07:55:230
275694699231,21cyclictest2850855-21ps08:40:170
275694699231,21cyclictest2781749-21ntpq07:30:200
2756954992218,3cyclictest2924664-21dump-pmu-power09:54:593
2756954992218,2cyclictest2828462-21apt-get08:20:143
2756954992217,3cyclictest2930766-21cut10:00:163
275695499221,2cyclictest0-21swapper/310:40:113
275695499221,20cyclictest0-21swapper/309:03:173
275695499221,1cyclictest0-21swapper/311:50:123
275695499220,3cyclictest3011408-21apt-get11:20:023
275695499220,21cyclictest2860977-21ps08:50:183
275695499220,20cyclictest2904404-21latency_hist09:35:013
275695199221,20cyclictest3011926-21ps11:20:152
275695199220,3cyclictest2981596-21ps10:50:162
275695199220,2cyclictest261-21systemd-journal08:14:592
2756948992219,1cyclictest0-21swapper/112:20:121
2756948992218,2cyclictest64-21kcompactd011:30:021
2756948992218,2cyclictest0-21swapper/107:25:101
275694899221,2cyclictest0-21swapper/109:55:101
275694899221,20cyclictest0-21swapper/108:46:051
275694899220,21cyclictest516-21rs:main1
275694899220,19cyclictest2813299-21apt-get08:05:141
275694899220,19cyclictest0-21swapper/109:45:121
2756946992219,2cyclictest2767064-21cron07:20:000
2756946992217,4cyclictest0-21swapper/008:25:140
2756946992217,3cyclictest0-21swapper/011:45:000
275694699221,20cyclictest2863822-21apt-get08:55:110
275694699221,20cyclictest0-21swapper/011:25:100
275694699221,20cyclictest0-21swapper/008:02:320
2756954992119,1cyclictest64-21kcompactd007:46:243
2756954992119,1cyclictest3021373-21idleruntime-cro11:30:003
2756954992119,1cyclictest0-21swapper/310:50:113
2756954992119,1cyclictest0-21swapper/309:35:113
2756954992119,1cyclictest0-21swapper/308:37:293
2756954992118,1cyclictest0-21swapper/311:10:113
2756954992117,2cyclictest2986191-21grep10:55:153
2756954992117,2cyclictest2986191-21grep10:55:153
275695499210,4cyclictest2960922-21tr10:30:133
275695499210,20cyclictest0-21swapper/312:10:543
275695499210,19cyclictest2868586-21cron09:00:013
275695499210,19cyclictest0-21swapper/310:15:123
275695499210,19cyclictest0-21swapper/308:30:113
2756951992119,1cyclictest2833504-21apt-get08:25:142
2756951992118,2cyclictest391rcuc/207:10:172
2756951992118,2cyclictest0-21swapper/210:30:092
2756951992116,4cyclictest0-21swapper/210:10:002
275695199211,1cyclictest0-21swapper/210:42:122
275695199211,1cyclictest0-21swapper/209:10:122
275695199211,19cyclictest0-21swapper/207:30:122
275695199210,2cyclictest3062597-21grep12:10:162
275695199210,2cyclictest3000614-21ls11:10:002
275695199210,2cyclictest2858469-21cron08:50:012
275695199210,20cyclictest509-21systemd-logind09:40:002
275695199210,20cyclictest3045742-21ntpq11:50:212
275695199210,20cyclictest0-21swapper/208:15:122
275695199210,20cyclictest0-21swapper/208:15:112
275695199210,1cyclictest0-21swapper/207:20:122
2756948992119,1cyclictest0-21swapper/111:00:111
2756948992119,1cyclictest0-21swapper/109:50:121
2756948992119,1cyclictest0-21swapper/107:35:111
2756948992118,2cyclictest64-21kcompactd010:15:511
2756948992118,2cyclictest0-21swapper/109:05:111
2756948992118,1cyclictest0-21swapper/108:15:121
2756948992118,1cyclictest0-21swapper/108:15:121
275694899211,1cyclictest0-21swapper/108:40:221
275694899211,19cyclictest514-21in:imuxsock09:45:001
275694899211,19cyclictest0-21swapper/110:25:001
275694899210,2cyclictest0-21swapper/108:30:121
275694899210,20cyclictest64-21kcompactd010:13:421
275694899210,20cyclictest0-21swapper/107:18:591
275694899210,20cyclictest0-21swapper/107:13:361
275694899210,19cyclictest0-21swapper/108:10:111
2756946992119,1cyclictest64-21kcompactd012:39:560
2756946992119,1cyclictest64-21kcompactd008:24:010
2756946992119,1cyclictest2889127-21apt-get09:20:130
2756946992119,1cyclictest0-21swapper/010:55:110
2756946992119,1cyclictest0-21swapper/010:55:100
2756946992119,1cyclictest0-21swapper/010:25:110
2756946992119,1cyclictest0-21swapper/010:20:140
2756946992119,1cyclictest0-21swapper/008:30:130
2756946992118,2cyclictest2878994-21apt-get09:10:110
2756946992118,2cyclictest0-21swapper/009:40:110
2756946992112,7cyclictest0-21swapper/009:25:120
275694699211,1cyclictest3077251-21apt-get12:25:120
275694699210,20cyclictest2899726-21ps09:30:180
275694699210,20cyclictest0-21swapper/009:35:120
275694699210,1cyclictest0-21swapper/007:35:110
2756954992018,1cyclictest2909760-21apt-get09:40:113
2756954992018,1cyclictest0-21swapper/310:20:123
2756954992018,1cyclictest0-21swapper/310:10:113
2756954992018,1cyclictest0-21swapper/307:55:123
2756954992017,2cyclictest0-21swapper/307:50:123
2756954992017,2cyclictest0-21swapper/307:40:123
2756954992016,2cyclictest3082263-21latency_hist12:30:003
2756954992016,2cyclictest2812154-21ntpq08:00:203
275695499200,1cyclictest0-21swapper/312:30:123
275695499200,1cyclictest0-21swapper/311:05:113
275695499200,1cyclictest0-21swapper/310:25:123
275695499200,1cyclictest0-21swapper/309:20:123
275695499200,19cyclictest0-21swapper/307:39:593
275695499200,19cyclictest0-21swapper/307:24:533
2756951992018,1cyclictest0-21swapper/211:35:112
2756951992018,1cyclictest0-21swapper/210:25:222
2756951992018,1cyclictest0-21swapper/208:30:122
2756951992017,2cyclictest3021389-21munin-plugin-st11:30:002
275695199200,1cyclictest0-21swapper/209:20:122
275695199200,1cyclictest0-21swapper/209:15:122
275695199200,1cyclictest0-21swapper/208:05:122
275695199200,1cyclictest0-21swapper/207:39:242
275695199200,19cyclictest3046915-21apt-get11:55:112
275695199200,19cyclictest2798632-21ps07:50:162
275695199200,19cyclictest0-21swapper/211:14:272
275695199200,19cyclictest0-21swapper/209:25:122
275695199200,19cyclictest0-21swapper/207:15:132
2756948992018,1cyclictest0-21swapper/112:14:401
2756948992018,1cyclictest0-21swapper/107:50:231
2756948992017,2cyclictest0-21swapper/108:35:111
275694899200,19cyclictest0-21swapper/110:26:361
275694699206,12cyclictest3062454-21head12:10:150
2756946992018,1cyclictest0-21swapper/010:15:130
275694699201,2cyclictest30618541systemd-run12:10:000
275694699200,1cyclictest0-21swapper/010:53:290
275694699200,1cyclictest0-21swapper/008:10:200
275694699200,19cyclictest0-21swapper/009:48:580
2756954991918,1cyclictest0-21swapper/311:55:113
2756954991917,1cyclictest0-21swapper/308:27:163
2756954991916,1cyclictest0-21swapper/312:35:113
2756954991915,2cyclictest0-21swapper/312:00:113
275695499190,19cyclictest0-21swapper/311:15:203
2756951991917,1cyclictest0-21swapper/212:20:132
2756951991916,2cyclictest2980381-21cron10:50:002
2756951991916,2cyclictest2919588-21cron09:50:002
2756951991916,2cyclictest2828462-21apt-get08:20:132
2756951991916,2cyclictest2788007-21apt-get07:40:112
2756951991916,2cyclictest0-21swapper/209:05:112
275695199190,18cyclictest2990480-21cron11:00:002
275695199190,18cyclictest2990480-21cron11:00:002
275695199190,17cyclictest3026438-21awk11:35:002
2756948991916,2cyclictest0-21swapper/110:55:111
2756948991916,2cyclictest0-21swapper/110:55:111
275694699197,11cyclictest261-21systemd-journal10:14:590
275694699191,4cyclictest2862697-21ntpq08:50:220
2756946991911,7cyclictest61650irq/133-enp0s29f1:rx-009:55:180
275694699190,5cyclictest261-21systemd-journal11:15:000
275694699190,2cyclictest3073108-21irqstats12:20:160
275694699190,1cyclictest0-21swapper/010:05:150
275694699190,19cyclictest64-21kcompactd012:15:440
275694699190,0cyclictest0-21swapper/009:15:200
2756954991815,1cyclictest0-21swapper/307:25:113
2756954991814,3cyclictest491ktimers/311:00:113
2756954991814,2cyclictest2757164-21apt-get07:10:123
275695499180,18cyclictest0-21swapper/308:05:163
2756951991816,1cyclictest0-21swapper/208:55:112
2756951991815,2cyclictest3036809-21apt-get11:45:122
2756951991815,2cyclictest2950331-21apt-get10:20:142
275695199180,1cyclictest0-21swapper/211:15:122
2756948991815,1cyclictest3005964-21apt-get11:15:121
2756948991812,4cyclictest261-21systemd-journal10:55:001
2756948991812,4cyclictest261-21systemd-journal08:55:001
2756946991817,1cyclictest0-21swapper/011:30:110
275694699181,4cyclictest2828081-21sshd08:18:480
275694699181,4cyclictest2828081-21sshd08:18:480
2756946991810,7cyclictest61650irq/133-enp0s29f1:rx-011:35:100
275694699180,2cyclictest3016350-21cat11:25:010
2756951991716,0cyclictest0-21swapper/211:00:112
2756951991715,1cyclictest2913711-21sshd09:40:212
2756951991714,2cyclictest3084983-21kthreadcore12:30:172
2756951991713,3cyclictest2925115-21fschecks_count09:55:122
2756948991713,3cyclictest3077448-21fschecks_count12:25:141
2756946991715,1cyclictest0-21swapper/010:00:120
275694699170,5cyclictest2757089-21latency_hist07:10:000
2756951991615,1cyclictest0-21swapper/212:03:222
275695199161,3cyclictest0-21swapper/212:35:112
275694699163,4cyclictest2970896-21cut10:40:130
2756954991513,1cyclictest0-21swapper/308:15:123
2756954991513,1cyclictest0-21swapper/308:15:113
2756954991512,2cyclictest491ktimers/309:10:163
2756951991514,1cyclictest0-21swapper/211:42:242
2756951991513,1cyclictest0-21swapper/210:35:112
275694899156,7cyclictest2833706-21uniq08:25:161
2756948991512,2cyclictest2889301-21fschecks_count09:20:141
2756951991412,1cyclictest0-21swapper/212:15:122
275695199138,4cyclictest2797802-21sshd07:49:212
2756951991311,1cyclictest0-21swapper/209:50:122
275694899130,11cyclictest3051699-21awk12:00:001
275695499129,2cyclictest0-21swapper/310:35:243
275695199121,2cyclictest28703951kthreadcore09:00:182
2756951991210,1cyclictest391rcuc/208:05:012
2756951991210,1cyclictest0-21swapper/208:40:122
275695199110,4cyclictest2756965-21cat07:09:592
275695499100,2cyclictest2756868-21latency_hist07:10:003
27569549995,2cyclictest0-21swapper/309:05:123
27569489986,1cyclictest2756868-21latency_hist07:09:591
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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