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2025-12-30 - 09:12
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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 Tue Dec 30, 2025 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2215702992820,1cyclictest191rcu_preempt23:50:213
221569799271,23cyclictest2328063-21apt-get21:00:152
2215692992722,4cyclictest2303384-21grep20:35:180
2215692992721,4cyclictest2388467-21sh22:00:000
2215697992619,6cyclictest2408992-21apt-config22:20:012
2215697992617,8cyclictest0-21swapper/223:30:002
221569799261,21cyclictest2516854-21apt-get00:05:122
221569799261,21cyclictest2393792-21apt-get22:05:152
221569799260,22cyclictest0-21swapper/220:35:142
221569799252,3cyclictest2282621-21apt-get20:15:132
221569799250,20cyclictest0-21swapper/223:00:202
2215692992520,3cyclictest2378676-21apt-get21:50:120
221570299241,21cyclictest2475244-21cron23:25:003
221570299241,21cyclictest2292709-21apt-get20:25:133
2215697992420,2cyclictest2526961-21apt-get00:15:142
2215697992419,4cyclictest0-21swapper/219:45:102
2215697992419,2cyclictest0-21swapper/220:25:142
221569799241,21cyclictest2256480-21apt-get19:50:122
221569799240,5cyclictest2547162-21sshd00:32:542
221569399242,21cyclictest2501284-21apt-get23:50:131
221569399242,21cyclictest2481004-21apt-get23:30:141
221569399242,20cyclictest2434667-21apt-get22:45:111
2215693992420,2cyclictest2414430-21apt-get22:25:131
2215693992419,2cyclictest2307915-21apt-get20:40:141
221569399241,3cyclictest2312970-21apt-get20:45:141
221569399241,21cyclictest2454859-21apt-get23:05:121
2215692992420,3cyclictest2486054-21apt-get23:35:130
2215692992420,2cyclictest2403892-21apt-get22:15:100
2215692992419,3cyclictest2537517-21apt-get00:25:120
221569299241,3cyclictest2521907-21apt-get00:10:130
221569299241,3cyclictest2444775-21apt-get22:55:130
221569299241,3cyclictest2398841-21apt-get22:10:130
221569299241,21cyclictest2439722-21apt-get22:50:130
221569299241,21cyclictest2241301-21apt-get19:35:150
221569299241,20cyclictest0-21swapper/000:35:150
221569299240,22cyclictest2337936-21cron21:09:590
2215702992320,2cyclictest2414433-21seq22:25:133
2215702992320,1cyclictest50-21ksoftirqd/323:30:003
2215702992319,3cyclictest2363486-21apt-get21:35:143
2215702992318,4cyclictest2322757-21cron20:55:003
2215702992317,4cyclictest2246092-21cron19:40:013
221570299231,2cyclictest2403892-21apt-get22:15:103
221570299231,2cyclictest0-21swapper/323:45:113
221570299231,2cyclictest0-21swapper/323:45:113
221570299231,21cyclictest50-21ksoftirqd/320:40:143
221570299231,20cyclictest2246367-21apt-get19:40:103
221570299230,21cyclictest2485780-21idleruntime-cro23:35:003
221569799231,3cyclictest2506319-21apt-get23:55:152
2215697992313,7cyclictest0-21swapper/222:55:132
221569799231,2cyclictest2338213-21apt-get21:10:122
221569799231,19cyclictest0-21swapper/223:45:122
221569799231,19cyclictest0-21swapper/223:45:122
221569799230,4cyclictest2262010-21ps19:55:162
221569799230,20cyclictest0-21swapper/220:40:132
2215693992319,2cyclictest2215932-21apt-get19:10:131
221569399231,2cyclictest2373620-21apt-get21:45:111
221569399231,20cyclictest2532442-21apt-get00:20:131
221569399231,20cyclictest2496184-21apt-get23:45:111
221569399231,20cyclictest2496184-21apt-get23:45:111
221569399230,20cyclictest0-21swapper/122:10:121
2215692992320,2cyclictest2475520-21apt-get23:25:100
2215692992319,3cyclictest261-21systemd-journal20:45:000
2215692992319,2cyclictest2542550-21apt-get00:30:150
2215692992319,2cyclictest2531743-21ls00:20:010
2215692992319,2cyclictest2323027-21apt-get20:55:130
2215692992318,3cyclictest0-21swapper/022:45:120
221569299231,21cyclictest2459934-21apt-get23:10:120
221569299230,3cyclictest2338701-21tr21:10:160
221569299230,3cyclictest2296672-21runrttasks20:25:230
221569299230,3cyclictest2281926-21apt20:15:000
221569299230,21cyclictest2511823-21apt-get00:00:130
2215702992218,2cyclictest2388459-21cron21:59:593
2215702992218,2cyclictest2277167-21apt-get20:10:133
221570299221,2cyclictest2459934-21apt-get23:10:113
221570299221,2cyclictest0-21swapper/319:55:123
221570299221,20cyclictest0-21swapper/319:15:143
221570299220,2cyclictest2332858-21cron21:04:593
221570299220,20cyclictest2542281-21idleruntime-cro00:30:003
2215697992219,2cyclictest0-21swapper/222:40:132
2215697992219,2cyclictest0-21swapper/200:10:142
2215697992219,1cyclictest0-21swapper/222:45:132
2215697992219,1cyclictest0-21swapper/220:00:122
2215697992217,4cyclictest0-21swapper/200:20:222
221569799221,2cyclictest2226073-21apt-get19:20:142
2215697992211,9cyclictest2236297-21cpuspeed_turbos19:30:132
2215697992210,10cyclictest0-21swapper/223:45:002
221569799220,2cyclictest2384195-21sed21:55:182
221569799220,2cyclictest2221950-21sed19:15:182
221569799220,20cyclictest0-21swapper/223:10:122
2215693992219,2cyclictest2469988-21latency_hist23:20:001
2215693992219,1cyclictest2302884-21apt-get20:35:141
2215693992219,1cyclictest0-21swapper/119:50:121
2215693992217,4cyclictest2434397-21sh22:45:001
221569399221,2cyclictest2353356-21apt-get21:25:151
221569399221,20cyclictest2317997-21apt-get20:50:131
221569399221,19cyclictest0-21swapper/123:35:131
221569399220,21cyclictest2325231-21ps20:55:181
221569299222,19cyclictest2287676-21apt-get20:20:120
2215692992219,2cyclictest2393532-21munin-run22:05:000
2215692992219,2cyclictest2246367-21apt-get19:40:120
2215692992219,2cyclictest0-21swapper/023:05:120
2215692992219,2cyclictest0-21swapper/021:20:110
2215692992219,2cyclictest0-21swapper/019:30:120
2215692992218,2cyclictest2313460-21sort20:45:180
2215692992216,4cyclictest2221496-21ps19:15:170
221569299221,20cyclictest0-21swapper/023:50:130
221569299220,21cyclictest2419944-21irqcore22:30:160
221569299220,20cyclictest0-21swapper/021:35:140
2215702992119,1cyclictest0-21swapper/322:05:143
2215702992119,1cyclictest0-21swapper/321:05:143
2215702992119,1cyclictest0-21swapper/320:45:143
2215702992119,1cyclictest0-21swapper/320:20:133
2215702992119,1cyclictest0-21swapper/319:20:153
2215702992119,1cyclictest0-21swapper/300:10:133
2215702992118,2cyclictest2348025-21cron21:20:003
2215702992118,2cyclictest2348025-21cron21:19:593
2215702992118,1cyclictest2491109-21apt-get23:40:133
221570299211,1cyclictest0-21swapper/322:50:133
221570299211,1cyclictest0-21swapper/321:30:123
221570299211,19cyclictest0-21swapper/322:45:133
221570299210,20cyclictest0-21swapper/321:25:233
221570299210,20cyclictest0-21swapper/321:10:123
221570299210,1cyclictest2470162-21ls23:20:003
221569799219,2cyclictest0-21swapper/221:20:122
221569799219,10cyclictest2485790-21munin-plugin-st23:35:002
2215697992119,1cyclictest0-21swapper/221:45:112
2215697992119,1cyclictest0-21swapper/221:05:142
2215697992117,2cyclictest2235969-21sh19:30:002
221569799211,1cyclictest0-21swapper/221:50:122
2215697992110,10cyclictest2418221-21needreboot22:25:202
2215693992119,1cyclictest0-21swapper/122:55:221
2215693992119,1cyclictest0-21swapper/119:40:111
2215693992119,1cyclictest0-21swapper/119:20:151
2215693992118,2cyclictest0-21swapper/122:50:131
221569399210,2cyclictest2297542-21kworker/1:1+events23:00:221
221569399210,2cyclictest0-21swapper/120:20:131
221569399210,20cyclictest2343729-21ps21:15:171
221569399210,20cyclictest2343729-21ps21:15:161
221569399210,19cyclictest2383443-21sh21:55:001
2215692992119,1cyclictest0-21swapper/021:30:120
2215692992119,1cyclictest0-21swapper/019:50:120
2215692992118,2cyclictest2464989-21apt-get23:15:130
2215692992118,2cyclictest2297782-21apt-get20:30:100
2215692992116,3cyclictest2373347-21cron21:45:000
221569299211,1cyclictest0-21swapper/022:05:150
221569299210,2cyclictest0-21swapper/019:55:130
221569299210,20cyclictest2235979-21idleruntime-cro19:30:010
221569299210,20cyclictest0-21swapper/019:20:240
221569299210,1cyclictest0-21swapper/021:00:150
221569299210,19cyclictest0-21swapper/022:20:200
2215702992018,1cyclictest0-21swapper/323:05:123
2215702992018,1cyclictest0-21swapper/320:30:103
2215702992018,1cyclictest0-21swapper/319:45:113
2215702992017,2cyclictest2373372-21turbostat21:44:593
2215702992016,2cyclictest2267019-21apt-get20:00:113
221570299200,1cyclictest0-21swapper/323:55:143
221570299200,1cyclictest0-21swapper/322:20:033
221570299200,1cyclictest0-21swapper/321:50:123
221570299200,1cyclictest0-21swapper/320:35:133
221570299200,1cyclictest0-21swapper/320:15:013
221570299200,1cyclictest0-21swapper/300:00:133
221570299200,19cyclictest0-21swapper/322:35:133
221570299200,19cyclictest0-21swapper/321:45:113
221570299200,19cyclictest0-21swapper/320:05:133
221570299200,19cyclictest0-21swapper/300:20:133
221569799209,9cyclictest0-21swapper/223:35:232
221569799208,4cyclictest261-21systemd-journal21:29:592
221569799206,5cyclictest2505228-21ntpq23:50:222
2215697992018,1cyclictest0-21swapper/219:10:132
2215697992017,2cyclictest0-21swapper/223:15:132
2215697992016,2cyclictest2343245-21apt-get21:15:142
2215697992016,2cyclictest2343245-21apt-get21:15:132
221569799200,1cyclictest0-21swapper/222:20:152
221569799200,1cyclictest0-21swapper/220:55:222
221569799200,19cyclictest0-21swapper/200:00:132
221569799200,18cyclictest0-21swapper/222:50:172
221569799200,18cyclictest0-21swapper/222:35:132
2215693992018,1cyclictest2388736-21apt-get22:00:121
2215693992018,1cyclictest2231163-21apt-get19:25:131
2215693992017,2cyclictest0-21swapper/100:10:131
2215693992016,3cyclictest2474408-21ntpq23:20:231
2215693992016,3cyclictest2267023-21runrttasks20:00:111
221569399200,1cyclictest0-21swapper/122:15:101
221569399200,1cyclictest0-21swapper/121:35:141
221569399200,1cyclictest0-21swapper/121:10:121
221569399200,1cyclictest0-21swapper/120:10:141
221569399200,1cyclictest0-21swapper/100:25:121
221569399200,19cyclictest2464710-21cron23:15:001
221569399200,19cyclictest2398564-21cron22:10:011
221569399200,19cyclictest0-21swapper/120:25:141
221569399200,19cyclictest0-21swapper/100:35:161
221569399200,19cyclictest0-21swapper/100:30:151
221569399200,19cyclictest0-21swapper/100:15:141
221569399200,18cyclictest2516601-21munin-run00:05:001
2215692992014,4cyclictest2272596-21ps20:05:170
221569299200,1cyclictest0-21swapper/022:25:220
221569299200,1cyclictest0-21swapper/000:05:120
221569299200,19cyclictest2434429-21unin-run22:45:000
221569299200,19cyclictest0-21swapper/020:00:110
2215702991917,1cyclictest0-21swapper/322:40:133
2215702991917,1cyclictest0-21swapper/319:30:133
2215702991917,1cyclictest0-21swapper/319:10:133
2215702991916,1cyclictest0-21swapper/323:05:003
221569799199,8cyclictest0-21swapper/223:05:142
221569799198,2cyclictest0-21swapper/220:30:132
221569799194,4cyclictest2470549-21cut23:20:142
2215697991917,1cyclictest0-21swapper/220:05:132
2215697991916,2cyclictest0-21swapper/220:45:142
2215697991915,3cyclictest516-21rs:main2
2215693991917,1cyclictest0-21swapper/123:25:101
2215693991916,2cyclictest2424288-21basename22:35:001
221569399191,17cyclictest2383708-21apt-get21:55:141
221569399191,17cyclictest2221000-21apt-get19:15:131
221569399190,1cyclictest0-21swapper/123:55:151
2215692991917,1cyclictest0-21swapper/023:45:110
2215692991917,1cyclictest0-21swapper/023:45:110
2215692991917,1cyclictest0-21swapper/021:15:130
2215692991917,1cyclictest0-21swapper/021:15:120
2215692991916,2cyclictest0-21swapper/021:30:000
2215702991816,1cyclictest0-21swapper/323:35:133
2215702991816,1cyclictest0-21swapper/319:25:133
2215702991816,1cyclictest0-21swapper/300:15:143
221569799187,4cyclictest2538257-21sed00:25:162
2215697991816,1cyclictest2423416-21ntpq22:30:232
2215697991814,2cyclictest2358428-21apt-get21:30:122
2215693991816,1cyclictest2491592-21ps23:40:171
2215693991816,1cyclictest0-21swapper/121:30:121
2215693991816,1cyclictest0-21swapper/120:15:131
2215692991815,2cyclictest0-21swapper/021:45:100
221570299172,3cyclictest2424283-21idleruntime-cro22:35:013
221569799177,2cyclictest2318287-21gltestperf20:50:162
2215697991715,1cyclictest0-21swapper/221:40:122
2215697991710,6cyclictest2390951-21kthreadcore22:00:182
2215693991716,0cyclictest0-21swapper/120:05:121
2215693991715,1cyclictest2424538-21apt-get22:35:131
2215693991715,1cyclictest2332879-21munin-run21:04:591
2215693991714,2cyclictest2517026-21fschecks_count00:05:141
2215693991713,3cyclictest2413279-21ntp_kernel_pll_22:20:231
2215693991713,2cyclictest2368561-21apt-get21:40:131
221569399170,17cyclictest0-21swapper/121:10:001
2215692991715,1cyclictest0-21swapper/020:50:130
2215692991714,2cyclictest0-21swapper/023:30:140
2215692991714,2cyclictest0-21swapper/023:20:130
2215692991713,3cyclictest2287400-21cron20:19:590
2215702991613,2cyclictest514-21in:imuxsock00:32:543
2215702991613,2cyclictest0-21swapper/322:55:133
2215702991611,1cyclictest191rcu_preempt00:35:243
2215697991613,2cyclictest0-21swapper/222:10:122
2215693991614,1cyclictest0-21swapper/120:30:101
2215693991612,3cyclictest311ktimers/119:30:121
2215692991613,2cyclictest61650irq/133-enp0s29f1:rx-023:55:140
2215692991613,2cyclictest61650irq/133-enp0s29f1:rx-023:40:180
2215692991613,2cyclictest61650irq/133-enp0s29f1:rx-019:14:150
2215692991612,3cyclictest61650irq/133-enp0s29f1:rx-023:00:120
2215692991612,3cyclictest2215699-21latency_hist19:10:010
221570299158,1cyclictest191rcu_preempt00:05:243
221570299150,4cyclictest0-21swapper/319:50:123
2215697991513,1cyclictest0-21swapper/221:35:142
2215693991513,1cyclictest0-21swapper/119:35:141
2215702991410,2cyclictest491ktimers/322:15:013
221570299140,3cyclictest2348419-21cut21:20:123
221570299140,3cyclictest2327792-21sh21:00:003
2215697991412,1cyclictest0-21swapper/220:20:132
221569799140,6cyclictest2250522-21find19:40:222
2215693991412,1cyclictest2251435-21apt-get19:45:111
221569299149,4cyclictest61650irq/133-enp0s29f1:rx-022:35:130
221570299134,2cyclictest191rcu_preempt22:00:183
221569299132,9cyclictest2255328-21ntpq19:45:190
221569399129,2cyclictest2353121-21latency_hist21:25:011
221569399129,2cyclictest2261662-21cpuspeed_turbos19:55:141
221569299128,3cyclictest61650irq/133-enp0s29f1:rx-000:20:220
22157029993,2cyclictest191rcu_preempt19:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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