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2026-09-11 - 09:20
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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 Fri Sep 11, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
245660499310,29cyclictest2461972-21cron19:14:593
245660499292,24cyclictest2748485-21apt-get23:55:133
245660499290,2cyclictest1-21systemd20:20:003
245660499281,25cyclictest0-21swapper/319:35:123
245660499280,25cyclictest0-21swapper/322:10:123
245660499280,20cyclictest2746926-21sshd23:50:233
245660499280,1cyclictest0-21swapper/322:25:003
2456604992718,8cyclictest0-21swapper/320:10:183
245659799272,21cyclictest2773919-21apt-get00:20:131
245659799272,21cyclictest2773919-21apt-get00:20:121
245659799271,24cyclictest2532876-21timerandwakeup20:20:241
2456604992621,3cyclictest2691853-21apt-get23:00:123
2456604992620,3cyclictest2758653-21apt-get00:05:133
2456604992617,7cyclictest0-21swapper/300:20:133
2456604992617,7cyclictest0-21swapper/300:20:123
2456604992615,10cyclictest2727124-21cron23:34:593
245660499260,2cyclictest0-21swapper/320:50:133
245660499260,25cyclictest0-21swapper/323:21:543
245660499260,1cyclictest0-21swapper/321:50:303
2456600992623,1cyclictest2594823-21apt-get21:25:122
245659799261,21cyclictest2554086-21apt-get20:45:121
2456604992520,3cyclictest2507928-21apt-get20:00:113
2456604992513,3cyclictest0-21swapper/321:15:163
245660499251,21cyclictest2502879-21apt-get19:55:113
245660499251,1cyclictest0-21swapper/323:07:543
2456597992520,3cyclictest2518473-21apt-get20:10:121
245659799251,3cyclictest2646072-21apt-get22:15:111
245659799251,3cyclictest2477470-21apt-get19:30:111
245659799251,3cyclictest2457136-21apt-get19:10:131
245659799251,22cyclictest2603882-21seq21:30:221
245659799251,21cyclictest2579511-21apt-get21:10:101
245659799251,20cyclictest2691853-21apt-get23:00:131
245659799251,20cyclictest2513404-21apt-get20:05:131
245659799251,20cyclictest0-21swapper/123:25:111
245659799250,23cyclictest2615064-21apt-config21:45:001
245659799250,22cyclictest2549459-21grep20:40:161
245659799250,21cyclictest0-21swapper/120:15:131
2456604992420,2cyclictest2548970-21apt-get20:40:123
2456604992420,2cyclictest2472421-21apt-get19:25:113
2456604992419,4cyclictest0-21swapper/319:20:123
2456604992418,4cyclictest2636461-21cut22:05:173
2456604992416,6cyclictest2675403-21ntpq22:40:213
245660499241,20cyclictest0-21swapper/319:30:103
245660499240,23cyclictest0-21swapper/320:49:443
2456600992423,1cyclictest0-21swapper/222:15:002
2456600992420,2cyclictest2778967-21apt-get00:25:122
245659799242,2cyclictest2543899-21apt-get20:35:121
245659799242,20cyclictest2482565-21apt-get19:35:121
2456597992418,3cyclictest0-21swapper/119:55:111
245659799241,3cyclictest2605520-21ps21:35:171
245659799241,3cyclictest2574418-21apt-get21:05:131
245659799241,2cyclictest0-21swapper/121:16:381
245659799241,20cyclictest2753561-21apt-get00:00:121
245659799241,20cyclictest0-21swapper/121:20:141
245659799241,20cyclictest0-21swapper/100:30:111
245659799240,22cyclictest2662517-21grep22:30:161
245659799240,22cyclictest2630609-21cron22:00:001
2456592992419,3cyclictest3777322-21systemd-journal22:10:000
2456592992419,3cyclictest2630886-21apt-get22:00:120
245659299241,21cyclictest3777322-21systemd-journal19:45:010
245659299241,21cyclictest2569345-21apt-get21:00:110
245659299241,21cyclictest2462251-21apt-get19:15:110
245659299240,20cyclictest0-21swapper/020:50:130
2456604992319,2cyclictest514-21in:imuxsock20:40:003
2456604992319,2cyclictest3871586-21snmpd21:20:143
2456604992317,5cyclictest64-21kcompactd000:18:523
2456604992313,1cyclictest0-21swapper/323:35:533
245660499231,2cyclictest2784075-21apt-get00:30:123
245660499231,2cyclictest2702021-21apt-get23:10:123
245660499230,3cyclictest27363522chrt23:40:203
245660499230,20cyclictest0-21swapper/322:30:123
245660499230,20cyclictest0-21swapper/322:25:133
245660499230,20cyclictest0-21swapper/321:00:103
245660499230,1cyclictest0-21swapper/321:35:133
245660499230,19cyclictest0-21swapper/322:15:103
2456600992320,2cyclictest2584564-21apt-get21:15:132
2456600992320,2cyclictest2534261-21cut20:25:162
2456600992319,3cyclictest2635956-21apt-get22:05:122
2456600992319,2cyclictest2763753-21apt-get00:10:142
2456600992319,2cyclictest2528395-21cron20:20:002
2456600992313,5cyclictest0-21swapper/219:25:242
2456600992313,1cyclictest0-21swapper/221:45:222
245660099231,2cyclictest2737516-21apt-get23:45:112
245660099231,2cyclictest2671544-21apt-get22:40:112
245660099231,2cyclictest2610083-21apt-get21:40:132
2456597992319,2cyclictest2753279-21sh00:00:001
2456597992319,2cyclictest2712165-21apt-get23:20:131
2456597992319,2cyclictest2615576-21apt-get21:45:121
2456597992319,2cyclictest0-21swapper/119:50:121
245659799231,2cyclictest0-21swapper/122:50:171
245659799230,3cyclictest2598916-21/usr/sbin/munin21:25:241
245659799230,21cyclictest2467839-21tr19:20:161
245659799230,20cyclictest0-21swapper/122:45:131
245659799230,20cyclictest0-21swapper/119:40:121
245659799230,20cyclictest0-21swapper/119:25:111
2456592992320,2cyclictest2472421-21apt-get19:25:110
245659299231,2cyclictest2661382-21apt-get22:30:110
245659299231,21cyclictest2564299-21apt-get20:55:130
245659299231,1cyclictest2752403-21ntpq23:55:230
2456604992219,2cyclictest0-21swapper/322:02:193
2456604992219,2cyclictest0-21swapper/320:05:133
2456604992218,2cyclictest2763757-21seq00:10:143
2456604992218,2cyclictest0-21swapper/323:25:173
245660499221,2cyclictest0-21swapper/322:45:143
245660499221,2cyclictest0-21swapper/300:25:123
245660499220,2cyclictest2620418-21turbostat21:50:003
245660499220,21cyclictest64-21kcompactd020:59:583
245660499220,20cyclictest0-21swapper/320:20:113
245660499220,20cyclictest0-21swapper/319:40:123
2456600992221,1cyclictest0-21swapper/221:40:002
2456600992220,1cyclictest391rcuc/222:55:132
2456600992220,1cyclictest391rcuc/219:35:122
2456600992219,2cyclictest2681672-21apt-get22:50:162
2456600992219,2cyclictest0-21swapper/220:05:132
2456600992218,2cyclictest0-21swapper/223:40:112
2456600992217,4cyclictest2497577-21systemd-run19:50:002
2456600992214,1cyclictest191rcu_preempt20:45:202
2456600992213,4cyclictest0-21swapper/200:15:162
245660099221,2cyclictest0-21swapper/221:11:152
245660099221,20cyclictest0-21swapper/200:35:132
245660099221,19cyclictest0-21swapper/220:10:162
245660099220,21cyclictest41-21ksoftirqd/222:20:122
2456597992219,2cyclictest2675546-21/usr/sbin/munin22:40:231
2456597992219,2cyclictest0-21swapper/122:20:131
245659799220,20cyclictest2573575-21expr21:00:231
245659799220,20cyclictest2456766-21sed19:10:011
245659799220,19cyclictest0-21swapper/100:25:121
245659799220,19cyclictest0-21swapper/100:05:111
245659299221,20cyclictest0-21swapper/019:20:120
245659299220,2cyclictest0-21swapper/019:45:100
245659299220,19cyclictest0-21swapper/000:10:150
2456604992119,1cyclictest0-21swapper/321:25:183
2456604992118,2cyclictest0-21swapper/319:15:113
2456604992117,2cyclictest2789148-21apt-get00:35:133
2456604992117,2cyclictest2614934-21apt-config21:45:003
245660499211,1cyclictest0-21swapper/321:13:563
245660499210,20cyclictest64-21kcompactd022:53:233
245660499210,20cyclictest64-21kcompactd021:08:013
245660499210,1cyclictest0-21swapper/323:45:113
245660499210,1cyclictest0-21swapper/320:30:113
245660499210,1cyclictest0-21swapper/319:50:123
2456600992119,1cyclictest64-21kcompactd021:33:502
2456600992119,1cyclictest0-21swapper/223:35:142
2456600992119,1cyclictest0-21swapper/223:25:062
2456600992119,1cyclictest0-21swapper/222:38:522
2456600992119,1cyclictest0-21swapper/222:32:582
2456600992119,1cyclictest0-21swapper/219:58:082
2456600992119,1cyclictest0-21swapper/219:10:142
2456600992117,2cyclictest2574166-21awk21:05:002
2456600992116,1cyclictest191rcu_preempt22:05:002
2456600992112,5cyclictest0-21swapper/223:20:172
245660099211,20cyclictest0-21swapper/200:05:242
245660099210,20cyclictest391rcuc/200:20:132
245660099210,20cyclictest391rcuc/200:20:122
245660099210,20cyclictest2579241-21sh21:10:002
2456597992119,1cyclictest0-21swapper/100:36:051
2456597992118,2cyclictest2635693-21idleruntime-cro22:05:001
2456597992118,2cyclictest0-21swapper/123:15:101
2456597992117,2cyclictest2727399-21apt-get23:35:131
2456597992117,2cyclictest2559183-21apt-get20:50:141
2456597992117,2cyclictest0-21swapper/121:50:121
245659799210,2cyclictest0-21swapper/120:30:121
245659799210,2cyclictest0-21swapper/120:25:121
245659799210,20cyclictest64-21kcompactd023:09:001
245659799210,20cyclictest64-21kcompactd022:28:071
2456592992119,1cyclictest0-21swapper/023:00:230
2456592992119,1cyclictest0-21swapper/022:45:220
2456592992119,1cyclictest0-21swapper/021:45:120
2456592992119,1cyclictest0-21swapper/021:40:130
2456592992119,1cyclictest0-21swapper/021:35:120
2456592992119,1cyclictest0-21swapper/020:45:130
2456592992118,2cyclictest2778717-21munin-run00:25:010
2456592992118,2cyclictest2778717-21munin-run00:25:000
2456592992117,3cyclictest2676319-21cron22:45:000
245659299211,1cyclictest2599941-21apt-get21:30:120
245659299211,1cyclictest0-21swapper/020:36:180
245659299210,20cyclictest0-21swapper/023:50:130
245659299210,20cyclictest0-21swapper/020:30:110
245659299210,19cyclictest0-21swapper/000:05:120
2456604992018,1cyclictest0-21swapper/321:30:123
245660499200,1cyclictest0-21swapper/323:15:093
245660099206,6cyclictest2590579-21kernelversion21:20:192
2456600992019,1cyclictest0-21swapper/219:50:162
2456600992018,1cyclictest2559183-21apt-get20:50:122
2456600992018,1cyclictest0-21swapper/220:40:122
2456600992018,1cyclictest0-21swapper/219:40:122
2456600992018,1cyclictest0-21swapper/219:15:112
2456600992015,1cyclictest191rcu_preempt20:20:212
245660099200,2cyclictest2625511-21cron21:55:002
245660099200,1cyclictest0-21swapper/223:50:132
245660099200,1cyclictest0-21swapper/222:25:132
245660099200,1cyclictest0-21swapper/221:55:112
245660099200,19cyclictest0-21swapper/223:10:112
245660099200,19cyclictest0-21swapper/200:00:132
2456597992018,1cyclictest0-21swapper/122:10:221
2456597992017,2cyclictest2747813-21awk23:55:001
2456597992017,2cyclictest2742439-21apt-config23:50:001
2456592992018,1cyclictest64-21kcompactd023:21:530
2456592992018,1cyclictest0-21swapper/021:10:000
2456592992018,1cyclictest0-21swapper/020:28:470
2456592992017,2cyclictest2481374-21ntpq19:30:190
2456592992017,2cyclictest2461064-21ntpq19:10:210
2456592992017,2cyclictest2456640-21latency_hist19:10:010
2456592992017,2cyclictest0-21swapper/020:40:120
2456592992015,4cyclictest2727897-21ps23:35:170
245659299200,1cyclictest0-21swapper/023:15:100
245659299200,1cyclictest0-21swapper/022:56:370
245659299200,1cyclictest0-21swapper/022:35:130
245659299200,1cyclictest0-21swapper/022:10:120
245659299200,1cyclictest0-21swapper/021:55:200
245659299200,1cyclictest0-21swapper/021:50:120
245659299200,1cyclictest0-21swapper/021:25:140
245659299200,19cyclictest64-21kcompactd022:53:560
245659299200,19cyclictest0-21swapper/023:05:130
245659299200,19cyclictest0-21swapper/020:20:110
245659299200,19cyclictest0-21swapper/000:25:120
245659299200,19cyclictest0-21swapper/000:15:110
2456604991916,2cyclictest0-21swapper/300:00:123
2456600991918,1cyclictest0-21swapper/223:55:182
2456600991917,1cyclictest2538829-21apt-get20:30:112
2456600991917,1cyclictest0-21swapper/223:00:122
2456600991916,2cyclictest0-21swapper/219:35:002
245660099190,1cyclictest2707068-21apt-get23:15:102
2456597991915,2cyclictest2687264-21grep22:55:171
2456597991914,2cyclictest2492773-21apt-get19:45:101
2456592991917,1cyclictest0-21swapper/023:11:400
2456592991916,2cyclictest2661110-21sh22:30:000
2456592991916,2cyclictest2524066-21ps20:15:180
245659299191,0cyclictest0-21swapper/019:53:180
245659299190,1cyclictest0-21swapper/021:15:130
245659299190,1cyclictest0-21swapper/020:14:160
245659299190,18cyclictest2512745-21gpgv20:05:010
2456604991816,1cyclictest0-21swapper/322:35:243
2456600991816,2cyclictest391rcuc/223:05:182
2456600991816,1cyclictest0-21swapper/219:20:112
2456600991815,2cyclictest64-21kcompactd020:00:492
2456600991815,2cyclictest2548265-21unixbench_singl20:35:252
2456600991814,1cyclictest191rcu_preempt23:30:182
2456600991812,1cyclictest191rcu_preempt20:58:532
2456597991816,1cyclictest0-21swapper/119:16:441
2456597991815,1cyclictest2666499-21apt-get22:35:141
2456597991814,2cyclictest0-21swapper/120:55:121
2456592991816,1cyclictest2656013-21cron22:25:000
2456592991816,1cyclictest0-21swapper/021:10:100
2456592991815,1cyclictest2717214-21apt-get23:25:110
245659299180,18cyclictest0-21swapper/023:43:230
2456604991715,1cyclictest0-21swapper/322:57:093
2456600991716,1cyclictest0-21swapper/222:45:142
2456600991715,1cyclictest0-21swapper/200:30:132
2456597991715,1cyclictest0-21swapper/100:14:031
2456597991713,2cyclictest2773654-21sh00:20:001
2456592991715,1cyclictest0-21swapper/000:37:100
2456592991713,3cyclictest2506688-21needreboot19:55:180
2456592991712,3cyclictest2486520-21ntpq19:35:210
2456604991615,1cyclictest64-21kcompactd020:29:513
2456604991612,3cyclictest0-21swapper/319:10:013
2456592991612,3cyclictest2741821-21unixbench_multi23:45:240
2456592991612,2cyclictest2646072-21apt-get22:15:110
245659299160,3cyclictest2589664-21apt-get21:20:130
2456604991511,2cyclictest2625787-21apt-get21:55:113
2456604991511,2cyclictest0-21swapper/319:45:233
2456597991512,2cyclictest0-21swapper/122:05:211
2456592991513,1cyclictest0-21swapper/023:30:240
2456592991512,2cyclictest0-21swapper/000:00:120
245660099147,2cyclictest0-21swapper/222:15:092
2456592991412,1cyclictest61650irq/133-enp0s29f1:rx-000:30:130
245660099128,2cyclictest0-21swapper/219:10:012
245659799126,4cyclictest2736537-21/usr/sbin/munin23:40:231
245659799115,4cyclictest2705881-21sed23:10:201
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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