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2026-03-18 - 03:24
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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 792 highest latencies:
System rackeslot4.osadl.org (updated Wed Mar 18, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
246707099302,22cyclictest2747450-21apt-get23:45:133
2467062993027,2cyclictest2594041-21fwupd21:12:361
246707099272,22cyclictest2793126-21apt-get00:30:143
246706699271,22cyclictest2574176-21apt-get20:55:122
246706699271,21cyclictest2477708-21apt-get19:20:122
2467070992619,5cyclictest2630965-21ps21:50:163
246707099261,22cyclictest2752548-21chrt23:50:103
246707099261,22cyclictest261-21systemd-journal21:00:003
246707099261,21cyclictest2706583-21apt-get23:05:113
246707099261,21cyclictest2569122-21apt-get20:50:123
2467066992621,3cyclictest2716746-21apt-get23:15:112
246706299262,20cyclictest2706583-21apt-get23:05:121
246707099251,21cyclictest2671058-21apt-get22:30:133
246707099251,21cyclictest0-21swapper/321:00:123
246707099251,21cyclictest0-21swapper/300:35:123
246707099250,20cyclictest0-21swapper/300:00:123
246706699252,3cyclictest2798216-21apt-get00:35:122
246706699251,3cyclictest2654744-21ntpq22:10:232
246706699251,22cyclictest2737060-21munin-run23:35:002
2467070992420,2cyclictest2635546-21apt-get21:55:103
2467070992419,3cyclictest0-21swapper/323:00:133
246707099241,20cyclictest2650799-21apt-get22:10:123
246707099241,20cyclictest0-21swapper/321:45:123
246707099240,21cyclictest0-21swapper/321:30:113
246707099240,21cyclictest0-21swapper/320:00:113
246707099240,20cyclictest2660917-21apt-get22:20:093
2467066992420,2cyclictest2783040-21apt-get00:20:122
246706699241,20cyclictest2553561-21apt-get20:35:122
246706699240,22cyclictest2559075-21grep20:40:142
246706699240,21cyclictest2768292-21grep00:05:162
246706299242,21cyclictest2528244-21apt-get20:10:131
2467062992420,2cyclictest2757624-21apt-get23:55:111
2467062992420,2cyclictest2752545-21apt-get23:50:101
2467062992420,2cyclictest2650799-21apt-get22:10:131
246706299241,20cyclictest2788092-21apt-get00:25:121
246706299241,20cyclictest2777959-21apt-get00:15:121
246706299241,20cyclictest2722182-21apt-get23:20:131
246707099232,1cyclictest2508052-21apt-get19:50:123
246707099231,3cyclictest2528734-21grep20:10:163
246707099231,2cyclictest2599590-21apt-get21:20:123
246707099231,2cyclictest0-21swapper/321:10:123
246707099231,2cyclictest0-21swapper/300:28:313
246707099230,3cyclictest2686815-21ps22:45:153
246707099230,20cyclictest0-21swapper/322:40:123
246707099230,20cyclictest0-21swapper/321:35:113
246707099230,20cyclictest0-21swapper/321:35:113
246707099230,20cyclictest0-21swapper/320:35:133
246707099230,20cyclictest0-21swapper/319:15:113
2467066992319,2cyclictest2782760-21cron00:20:002
246706699231,2cyclictest0-21swapper/222:50:102
246706699231,2cyclictest0-21swapper/221:30:112
246706699231,2cyclictest0-21swapper/221:15:082
246706699231,21cyclictest0-21swapper/219:48:572
246706699231,20cyclictest2477456-21awk19:20:002
246706699231,20cyclictest2467601-21apt-get19:10:102
246706699231,19cyclictest0-21swapper/223:10:112
246706699230,21cyclictest2641123-21ps22:00:182
246706699230,21cyclictest2635829-21chrt21:55:132
246706699230,20cyclictest0-21swapper/223:35:122
246706699230,20cyclictest0-21swapper/221:05:132
246706699230,20cyclictest0-21swapper/219:50:122
2467062992320,1cyclictest2538351-21apt-get20:20:111
246706299231,3cyclictest2716476-21cron23:15:001
246706299230,20cyclictest0-21swapper/122:20:101
2467058992319,2cyclictest2630482-21apt-get21:50:120
2467058992314,8cyclictest2782770-21sh00:20:000
246705899231,20cyclictest64-21kcompactd023:40:080
246705899231,20cyclictest2503021-21apt-get19:45:090
246705899230,3cyclictest2599314-21cron21:20:000
246705899230,21cyclictest2701247-21cron23:00:010
2467070992219,2cyclictest2492639-21cron19:35:003
2467070992218,3cyclictest2772606-21cron00:10:003
2467070992218,2cyclictest0-21swapper/322:25:123
2467070992218,2cyclictest0-21swapper/320:15:123
2467070992216,4cyclictest2558591-21seq20:40:103
246707099221,20cyclictest0-21swapper/319:23:423
246707099220,2cyclictest0-21swapper/323:20:133
246707099220,2cyclictest0-21swapper/322:55:103
246707099220,20cyclictest0-21swapper/300:15:123
246707099220,19cyclictest0-21swapper/320:25:133
246707099220,19cyclictest0-21swapper/320:20:113
2467066992220,1cyclictest2645708-21apt-get22:05:142
2467066992219,2cyclictest0-21swapper/221:20:112
2467066992219,1cyclictest0-21swapper/200:30:142
2467066992218,2cyclictest0-21swapper/221:40:122
246706699221,2cyclictest64-21kcompactd021:11:452
246706699221,2cyclictest2686079-21apt22:45:012
246706699221,20cyclictest0-21swapper/223:40:402
246706699221,20cyclictest0-21swapper/200:10:462
246706699220,20cyclictest0-21swapper/220:50:122
246706699220,20cyclictest0-21swapper/220:15:162
246706699220,19cyclictest0-21swapper/222:25:112
2467062992219,1cyclictest0-21swapper/100:30:141
246706299220,3cyclictest2563510-21grep20:45:001
246706299220,21cyclictest2671544-21grep22:30:161
246706299220,19cyclictest0-21swapper/123:40:111
246706299220,19cyclictest0-21swapper/122:35:111
246706299220,19cyclictest0-21swapper/100:20:121
2467058992220,1cyclictest2691400-21apt-get22:50:100
2467058992219,2cyclictest2603458-21ntpq21:20:190
2467058992219,1cyclictest2609741-21apt-get21:30:120
2467058992218,2cyclictest2665988-21apt-get22:25:110
246705899221,20cyclictest2727232-21apt-get23:25:110
246705899220,21cyclictest500-21dbus-daemon21:45:000
2467070992118,2cyclictest0-21swapper/323:55:113
2467070992118,2cyclictest0-21swapper/319:10:023
2467070992118,1cyclictest0-21swapper/323:30:223
2467070992117,2cyclictest2568853-21sh20:49:593
246707099210,2cyclictest64-21kcompactd000:14:003
246707099210,2cyclictest0-21swapper/321:15:093
246707099210,20cyclictest2624857-21grep21:45:003
246707099210,1cyclictest0-21swapper/323:40:123
2467066992119,1cyclictest0-21swapper/219:37:082
2467066992119,1cyclictest0-21swapper/219:25:182
246706699211,1cyclictest0-21swapper/200:00:122
246706699210,2cyclictest0-21swapper/223:45:132
246706699210,20cyclictest0-21swapper/221:04:452
246706699210,20cyclictest0-21swapper/220:45:112
246706699210,1cyclictest0-21swapper/223:50:102
2467062992119,1cyclictest2624770-21apt-config21:45:001
2467062992119,1cyclictest0-21swapper/122:40:121
2467062992119,1cyclictest0-21swapper/121:15:091
2467062992119,1cyclictest0-21swapper/120:15:201
2467062992119,1cyclictest0-21swapper/119:55:121
2467062992119,1cyclictest0-21swapper/119:30:101
2467062992119,1cyclictest0-21swapper/119:25:121
2467062992117,3cyclictest64-21kcompactd020:31:571
246706299211,19cyclictest2767806-21apt-get00:05:121
246706299210,2cyclictest2742101-21sh23:40:001
246706299210,20cyclictest0-21swapper/100:10:191
2467058992116,4cyclictest2768289-21ps00:05:160
246705899211,1cyclictest0-21swapper/019:15:120
246705899210,2cyclictest2777684-21cron00:15:000
246705899210,20cyclictest64-21kcompactd023:55:430
246705899210,20cyclictest64-21kcompactd020:57:470
246705899210,20cyclictest2753045-21grep23:50:150
246705899210,20cyclictest2686820-21grep22:45:150
246705899210,20cyclictest2680259-21taskset22:35:220
246705899210,1cyclictest0-21swapper/019:20:110
246705899210,19cyclictest0-21swapper/021:00:130
2467070992016,2cyclictest0-21swapper/319:35:123
246707099200,1cyclictest0-21swapper/322:50:193
2467066992018,1cyclictest0-21swapper/222:55:112
2467066992018,1cyclictest0-21swapper/221:50:162
2467066992017,2cyclictest0-21swapper/223:05:122
2467066992017,1cyclictest0-21swapper/220:20:122
2467066992015,3cyclictest2518137-21apt-get20:00:112
2467062992018,1cyclictest0-21swapper/123:15:121
2467062992016,3cyclictest2474870-21ps19:15:171
2467062992016,2cyclictest2732264-21apt-get23:30:121
2467062992016,2cyclictest0-21swapper/123:45:131
2467062992014,4cyclictest2599939-21gltestperf21:20:131
246706299200,1cyclictest2762929-21chrt00:00:141
246706299200,1cyclictest0-21swapper/123:03:341
246706299200,1cyclictest0-21swapper/122:05:141
246706299200,1cyclictest0-21swapper/120:25:131
246706299200,19cyclictest64-21kcompactd019:24:141
246706299200,19cyclictest0-21swapper/123:29:551
246706299200,19cyclictest0-21swapper/121:30:201
246706299200,19cyclictest0-21swapper/119:51:391
246706299200,18cyclictest2569606-21ps20:50:161
2467058992018,1cyclictest27871792sleep000:20:250
2467058992018,1cyclictest2558588-21apt-get20:40:100
2467058992018,1cyclictest0-21swapper/023:05:120
2467058992018,1cyclictest0-21swapper/022:45:010
2467058992018,1cyclictest0-21swapper/022:20:100
2467058992018,1cyclictest0-21swapper/022:10:130
2467058992018,1cyclictest0-21swapper/020:45:110
2467058992018,1cyclictest0-21swapper/019:52:120
2467058992017,2cyclictest0-21swapper/023:15:120
2467058992017,1cyclictest2762732-21apt-get00:00:120
246705899200,2cyclictest64-21kcompactd000:34:580
246705899200,1cyclictest0-21swapper/023:10:110
246705899200,1cyclictest0-21swapper/000:35:130
246705899200,19cyclictest64-21kcompactd019:10:150
246705899200,19cyclictest0-21swapper/023:20:130
246705899200,19cyclictest0-21swapper/021:35:100
246705899200,19cyclictest0-21swapper/021:35:090
246705899200,19cyclictest0-21swapper/020:51:190
246705899200,19cyclictest0-21swapper/020:23:540
246705899200,19cyclictest0-21swapper/019:55:120
2467070991916,2cyclictest2721513-21https23:20:003
2467070991915,2cyclictest0-21swapper/320:30:113
2467070991915,2cyclictest0-21swapper/319:40:113
2467066991917,1cyclictest0-21swapper/220:05:122
2467066991916,2cyclictest0-21swapper/222:35:102
2467066991915,3cyclictest2792847-21cron00:30:002
2467062991917,1cyclictest2625415-21apt-get21:45:101
2467062991915,2cyclictest2578979-21idleruntime-cro21:00:001
246706299190,1cyclictest0-21swapper/122:00:221
246706299190,1cyclictest0-21swapper/121:50:121
246706299190,1cyclictest0-21swapper/119:10:101
2467058991918,1cyclictest0-21swapper/020:30:120
2467058991917,1cyclictest0-21swapper/021:12:360
2467058991917,1cyclictest0-21swapper/021:05:110
2467058991917,1cyclictest0-21swapper/019:38:450
246705899190,1cyclictest0-21swapper/020:05:120
246705899190,19cyclictest0-21swapper/022:15:150
246705899190,18cyclictest0-21swapper/022:00:120
2467070991816,1cyclictest64-21kcompactd019:45:113
2467070991816,1cyclictest0-21swapper/323:13:153
2467066991816,1cyclictest0-21swapper/223:20:132
2467066991816,1cyclictest0-21swapper/223:01:242
2467066991816,1cyclictest0-21swapper/220:10:132
2467066991815,2cyclictest64-21kcompactd020:26:042
2467066991815,2cyclictest2664919-21smartctl22:20:212
2467066991815,2cyclictest0-21swapper/219:55:122
2467062991816,1cyclictest64-21kcompactd021:03:081
2467062991816,1cyclictest2696469-21apt-get22:55:101
2467062991816,1cyclictest0-21swapper/121:38:061
2467062991816,1cyclictest0-21swapper/121:38:051
2467062991816,1cyclictest0-21swapper/120:00:111
246706299180,17cyclictest2691883-21ps22:50:141
2467058991816,1cyclictest0-21swapper/023:35:120
2467058991816,1cyclictest0-21swapper/022:30:120
2467058991815,1cyclictest0-21swapper/022:10:000
2467070991715,1cyclictest64-21kcompactd021:29:303
2467070991715,1cyclictest2783528-21irqcore00:20:173
2467066991715,1cyclictest0-21swapper/222:30:122
2467066991714,2cyclictest2605007-21cut21:25:132
2467066991714,1cyclictest0-21swapper/222:45:102
2467066991713,2cyclictest2502747-21cron19:45:002
2467062991715,1cyclictest64-21kcompactd020:47:331
2467062991715,1cyclictest0-21swapper/120:35:131
2467062991713,2cyclictest0-21swapper/121:55:131
246706299170,16cyclictest0-21swapper/121:25:101
2467058991715,1cyclictest0-21swapper/023:45:130
2467058991715,1cyclictest0-21swapper/021:55:110
2467058991714,2cyclictest61650irq/133-enp0s29f1:rx-023:00:120
2467058991713,3cyclictest61650irq/133-enp0s29f1:rx-019:25:120
2467058991711,4cyclictest261-21systemd-journal20:04:550
2467070991615,1cyclictest0-21swapper/323:30:003
2467070991614,1cyclictest0-21swapper/319:55:243
2467070991613,1cyclictest2640640-21apt-get22:00:143
2467062991614,1cyclictest0-21swapper/122:50:001
2467058991614,1cyclictest2732748-21ps23:30:160
2467058991613,2cyclictest61650irq/133-enp0s29f1:rx-021:45:170
2467058991613,2cyclictest61650irq/133-enp0s29f1:rx-000:25:110
2467058991613,1cyclictest2533321-21apt-get20:15:120
2467058991612,3cyclictest61650irq/133-enp0s29f1:rx-019:30:100
246705899160,1cyclictest0-21swapper/020:25:220
2467070991512,2cyclictest2526985-21needreboot20:05:193
2467070991511,2cyclictest2487561-21cron19:30:003
2467062991513,1cyclictest0-21swapper/119:35:121
2467062991513,1cyclictest0-21swapper/100:35:121
2467062991512,2cyclictest0-21swapper/122:19:591
2467062991512,2cyclictest0-21swapper/120:10:011
2467058991513,1cyclictest0-21swapper/020:35:110
2467058991512,2cyclictest61650irq/133-enp0s29f1:rx-019:40:180
2467070991411,2cyclictest0-21swapper/323:35:203
246706699149,4cyclictest261-21systemd-journal21:40:002
246706699149,4cyclictest261-21systemd-journal21:40:002
246706699141,3cyclictest2467128-21cat19:10:012
2467066991412,1cyclictest0-21swapper/223:55:112
2467066991411,2cyclictest2727527-21gltestperf23:25:142
2467066991411,1cyclictest2655846-21apt-get22:15:102
246706299148,4cyclictest0-21swapper/119:45:121
2467058991412,1cyclictest0-21swapper/021:25:100
2467058991410,3cyclictest61650irq/133-enp0s29f1:rx-020:10:140
2467070991310,1cyclictest0-21swapper/322:15:243
2467066991311,1cyclictest0-21swapper/221:49:552
2467066991310,2cyclictest2487837-21apt-get19:30:102
2467062991312,1cyclictest0-21swapper/122:28:381
2467062991310,2cyclictest2466921-21gpgv19:10:011
246707099129,2cyclictest2584419-21cpuspeed_turbos21:05:133
246707099127,3cyclictest2650537-21turbostat.cron22:10:003
2467070991210,1cyclictest2680124-21ntpq22:35:203
2467066991210,2cyclictest0-21swapper/220:34:592
246706299128,3cyclictest0-21swapper/121:09:591
246706299127,3cyclictest2497992-21apt-get19:40:111
246705899121,10cyclictest2467065-21latency_hist19:10:010
246707099100,8cyclictest2466892-21latency_hist19:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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