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2025-12-18 - 04:01
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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 highest latencies:
System rackeslot4.osadl.org (updated Thu Dec 18, 2025 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2263205994643,2cyclictest3348153-21kworker/1:0+pm20:39:561
2263201993836,1cyclictest2345317-21kworker/0:2+pm20:39:560
226320799271,22cyclictest2538615-21apt-get23:40:112
2263211992622,2cyclictest2548727-21apt-get23:50:103
226320199262,4cyclictest2589724-21apt-get00:30:130
226320199262,3cyclictest2314868-21apt-get20:00:130
226320199262,22cyclictest2487965-21apt-get22:50:120
226320199262,22cyclictest2411535-21apt-get21:35:120
226320199262,22cyclictest2345628-21apt-get20:30:110
226320199262,21cyclictest2477853-21apt-get22:40:110
226320199261,22cyclictest2309833-21apt-get19:55:100
226321199252,20cyclictest2543671-21apt-get23:45:113
226321199251,21cyclictest2523381-21apt-get23:25:123
226320199252,3cyclictest2533539-21apt-get23:35:120
2263201992520,3cyclictest2284144-21apt-get19:30:120
226320199251,23cyclictest2359781-21modprobe20:40:230
226320199251,22cyclictest2553806-21apt-get23:55:110
226320199250,3cyclictest702-21runrttasks21:20:110
2263211992420,2cyclictest2386189-21apt-get21:10:123
2263211992420,2cyclictest2355729-21apt-get20:40:123
226321199241,20cyclictest2396333-21apt-get21:20:113
226321199240,4cyclictest2452187-21base6422:15:003
2263207992421,2cyclictest2467755-21apt-get22:30:112
2263207992418,5cyclictest0-21swapper/222:45:002
2263207992418,4cyclictest2569213-21turbostat.cron00:10:002
226320799241,3cyclictest2263421-21apt-get19:10:082
226320799241,21cyclictest2370711-21cron20:55:002
226320799241,20cyclictest2558892-21apt-get00:00:132
226320799241,20cyclictest2447048-21apt-get22:10:112
226320599242,19cyclictest2457594-21apt-get22:20:111
2263205992420,2cyclictest2284144-21apt-get19:30:121
226320599241,20cyclictest2508208-21apt-get23:10:111
226320599240,20cyclictest0-21swapper/123:05:121
226320199241,22cyclictest0-21swapper/000:00:130
226320199241,21cyclictest2584647-21apt-get00:25:120
2263201992412,10cyclictest2462687-21apt-get22:25:120
226321199231,2cyclictest2472804-21apt-get22:35:123
226321199230,2cyclictest2543416-21munin-run23:45:013
226321199230,20cyclictest0-21swapper/321:25:133
2263207992319,2cyclictest2279087-21apt-get19:25:122
226320799230,21cyclictest2406233-21dump-pmu-power21:30:002
226320799230,20cyclictest0-21swapper/223:25:122
226320599231,2cyclictest2594802-21apt-get00:35:121
226320599230,22cyclictest2573394-21taskset00:10:211
226320599230,21cyclictest2564867-21sort00:05:171
2263201992319,3cyclictest514-21in:imuxsock22:15:010
2263201992319,2cyclictest261-21systemd-journal19:14:590
2263201992319,2cyclictest2335516-21apt-get20:20:120
226320199231,2cyclictest0-21swapper/022:15:000
226320199231,2cyclictest0-21swapper/020:05:130
226320199231,21cyclictest2584377-21turbostat.cron00:24:590
226320199231,21cyclictest0-21swapper/000:35:130
226320199231,20cyclictest2299680-21apt-get19:45:120
226320199231,20cyclictest0-21swapper/023:50:100
226320199231,20cyclictest0-21swapper/023:25:110
226320199230,21cyclictest0-21swapper/020:15:130
2263211992219,2cyclictest2575009-21irqcore00:15:173
2263211992219,2cyclictest2482910-21apt-get22:45:133
2263211992219,2cyclictest2482910-21apt-get22:45:123
2263211992219,1cyclictest2376105-21apt-get21:00:133
2263211992219,1cyclictest0-21swapper/322:10:113
226321199220,19cyclictest0-21swapper/323:35:133
226321199220,19cyclictest0-21swapper/321:45:123
2263207992219,2cyclictest2313693-21ntpq19:55:202
2263207992219,2cyclictest0-21swapper/223:35:132
2263207992219,1cyclictest0-21swapper/220:35:132
2263207992217,2cyclictest2304756-21apt-get19:50:122
226320799221,20cyclictest2272448-21ntpq19:15:202
226320799221,19cyclictest0-21swapper/200:10:122
226320799220,19cyclictest0-21swapper/223:45:112
226320799220,19cyclictest0-21swapper/223:00:122
226320799220,19cyclictest0-21swapper/220:30:112
226320799220,19cyclictest0-21swapper/220:25:122
226320799220,19cyclictest0-21swapper/220:15:122
226320599221,20cyclictest2325399-21apt-get20:10:101
226320599220,19cyclictest0-21swapper/123:15:131
226320599220,19cyclictest0-21swapper/121:10:111
2263201992219,2cyclictest2528461-21apt-get23:30:130
2263201992219,2cyclictest2268527-21apt-get19:15:120
2263201992219,2cyclictest0-21swapper/023:45:110
2263201992219,1cyclictest0-21swapper/000:15:130
2263201992218,2cyclictest2503175-21apt-get23:05:120
2263201992218,2cyclictest0-21swapper/021:15:000
2263201992217,4cyclictest0-21swapper/020:55:110
226320199221,20cyclictest0-21swapper/020:50:100
226320199221,20cyclictest0-21swapper/019:40:000
226320199220,3cyclictest0-21swapper/022:20:110
226320199220,2cyclictest0-21swapper/019:50:120
226320199220,20cyclictest0-21swapper/023:40:100
226320199220,20cyclictest0-21swapper/022:35:120
2263211992119,1cyclictest0-21swapper/319:30:123
2263211992119,1cyclictest0-21swapper/300:30:133
2263211992117,2cyclictest2293946-21cron19:40:003
226321199210,19cyclictest0-21swapper/321:30:123
226321199210,19cyclictest0-21swapper/320:55:113
226321199210,19cyclictest0-21swapper/320:00:133
226321199210,19cyclictest0-21swapper/319:50:123
2263207992119,1cyclictest0-21swapper/222:15:032
2263207992118,1cyclictest2294655-21apt-get19:40:122
2263207992118,1cyclictest0-21swapper/219:45:112
2263207992117,2cyclictest2574516-21apt-get00:15:132
2263207992117,2cyclictest2319925-21apt-get20:05:132
226320799211,1cyclictest2421696-21apt-get21:45:122
226320799211,1cyclictest0-21swapper/223:55:122
226320799210,2cyclictest2416327-21cron21:39:592
226320799210,1cyclictest0-21swapper/223:10:102
226320799210,1cyclictest0-21swapper/220:55:112
226320799210,19cyclictest0-21swapper/222:50:122
226320799210,19cyclictest0-21swapper/221:30:112
226320799210,19cyclictest0-21swapper/221:20:122
226320799210,19cyclictest0-21swapper/219:30:122
226320799210,18cyclictest0-21swapper/200:35:122
2263205992119,1cyclictest0-21swapper/123:30:131
2263205992119,1cyclictest0-21swapper/120:05:131
2263205992119,1cyclictest0-21swapper/119:55:091
2263205992119,1cyclictest0-21swapper/100:00:131
2263205992118,1cyclictest702-21runrttasks20:40:121
2263205992118,1cyclictest0-21swapper/120:45:111
226320599211,19cyclictest0-21swapper/120:00:121
226320599210,1cyclictest0-21swapper/121:45:121
226320599210,19cyclictest0-21swapper/120:25:121
226320599210,18cyclictest0-21swapper/123:40:101
226320599210,18cyclictest0-21swapper/121:55:101
2263201992119,1cyclictest0-21swapper/020:25:120
2263201992119,1cyclictest0-21swapper/000:10:110
2263201992116,3cyclictest2421421-21cron21:44:590
226320199211,1cyclictest0-21swapper/019:25:100
226320199210,20cyclictest0-21swapper/022:45:120
226320199210,20cyclictest0-21swapper/022:45:120
226320199210,1cyclictest0-21swapper/023:10:090
2263211992018,1cyclictest2330460-21apt-get20:15:133
2263211992018,1cyclictest0-21swapper/300:25:133
2263211992018,1cyclictest0-21swapper/300:05:133
2263211992017,2cyclictest2467758-21chrt22:30:113
2263211992017,2cyclictest0-21swapper/319:55:103
226321199200,1cyclictest0-21swapper/323:00:123
226321199200,1cyclictest0-21swapper/322:40:113
226321199200,1cyclictest0-21swapper/321:35:123
226321199200,1cyclictest0-21swapper/320:30:123
226321199200,1cyclictest0-21swapper/319:20:113
226321199200,1cyclictest0-21swapper/319:10:083
226321199200,18cyclictest0-21swapper/322:00:163
226321199200,18cyclictest0-21swapper/300:00:013
226321199200,0cyclictest0-21swapper/321:40:163
2263207992018,1cyclictest0-21swapper/220:20:122
2263207992018,1cyclictest0-21swapper/220:00:132
2263207992016,3cyclictest1-21systemd19:40:002
2263207992016,2cyclictest2441980-21apt-get22:05:122
226320799200,18cyclictest0-21swapper/221:00:132
2263205992018,1cyclictest2299680-21apt-get19:45:121
2263205992018,1cyclictest0-21swapper/119:25:121
2263205992017,2cyclictest0-21swapper/123:55:111
2263205992017,1cyclictest0-21swapper/122:30:161
2263205992016,3cyclictest2487720-21systemd-run22:50:011
2263205992016,3cyclictest2487720-21systemd-run22:50:001
226320599200,2cyclictest2268242-21cron19:15:001
226320599200,1cyclictest2396057-21cron21:20:001
226320599200,1cyclictest0-21swapper/122:15:121
226320599200,1cyclictest0-21swapper/120:30:121
226320599200,1cyclictest0-21swapper/119:50:121
226320599200,19cyclictest2476663-21ntpq22:35:211
226320599200,19cyclictest0-21swapper/122:05:121
2263201992018,1cyclictest2360821-21apt-get20:45:110
2263201992018,1cyclictest0-21swapper/022:55:110
2263201992018,1cyclictest0-21swapper/021:45:220
2263201992018,1cyclictest0-21swapper/021:25:120
2263201992017,2cyclictest2498098-21apt-get23:00:130
2263201992016,2cyclictest0-21swapper/022:30:110
226320199200,19cyclictest2432320-21ps21:55:140
2263211991916,1cyclictest0-21swapper/319:45:123
2263211991915,2cyclictest2295148-21irqcore19:40:163
226321199190,18cyclictest0-21swapper/321:55:193
2263207991917,1cyclictest0-21swapper/223:50:102
2263207991917,1cyclictest0-21swapper/222:35:122
2263207991917,1cyclictest0-21swapper/200:25:132
226320799190,18cyclictest0-21swapper/221:05:212
2263205991917,1cyclictest2426766-21apt-get21:50:101
2263205991917,1cyclictest0-21swapper/122:40:121
2263205991917,1cyclictest0-21swapper/121:05:131
2263205991917,1cyclictest0-21swapper/119:40:121
2263205991917,1cyclictest0-21swapper/100:15:131
226320599190,1cyclictest2523128-21munin-run23:25:001
226320599190,1cyclictest0-21swapper/123:50:101
226320599190,1cyclictest0-21swapper/120:15:131
2263201991917,1cyclictest0-21swapper/021:30:130
2263201991917,1cyclictest0-21swapper/020:10:100
2263201991916,1cyclictest0-21swapper/022:00:130
2263211991816,1cyclictest0-21swapper/323:30:123
2263211991816,1cyclictest0-21swapper/320:45:113
2263211991816,1cyclictest0-21swapper/300:00:123
2263211991815,2cyclictest2518329-21apt-get23:20:133
2263211991815,2cyclictest2324854-21apt-config20:10:003
2263211991814,2cyclictest0-21swapper/323:05:163
2263207991817,1cyclictest0-21swapper/222:25:002
2263207991817,0cyclictest0-21swapper/222:45:122
2263207991817,0cyclictest0-21swapper/222:45:112
2263207991816,1cyclictest0-21swapper/221:15:112
226320599189,2cyclictest2380889-21idleruntime-cro21:05:001
2263205991816,1cyclictest0-21swapper/123:25:211
2263205991816,1cyclictest0-21swapper/100:30:131
2263201991815,2cyclictest0-21swapper/021:00:130
226320199180,0cyclictest0-21swapper/023:20:180
2263211991716,1cyclictest0-21swapper/319:15:163
2263211991715,1cyclictest2518060-21sh23:20:003
2263211991715,1cyclictest0-21swapper/322:50:123
2263211991715,1cyclictest0-21swapper/321:50:103
2263211991715,1cyclictest0-21swapper/321:15:113
2263207991715,1cyclictest0-21swapper/223:30:112
2263207991715,1cyclictest0-21swapper/220:10:022
2263207991715,1cyclictest0-21swapper/200:30:132
2263207991714,2cyclictest2432324-21irqcore21:55:142
2263205991716,0cyclictest0-21swapper/100:20:201
2263205991715,1cyclictest0-21swapper/123:45:111
2263205991715,1cyclictest0-21swapper/122:10:121
2263205991715,1cyclictest0-21swapper/121:20:111
2263205991715,1cyclictest0-21swapper/119:20:121
2263205991712,4cyclictest2437400-21sort22:00:171
2263201991713,3cyclictest61650irq/133-enp0s29f1:rx-022:10:000
2263201991713,3cyclictest61650irq/133-enp0s29f1:rx-000:05:010
2263201991711,4cyclictest61650irq/133-enp0s29f1:rx-019:20:120
2263211991614,1cyclictest0-21swapper/321:05:133
2263211991613,2cyclictest514-21in:imuxsock00:39:593
2263211991613,1cyclictest2569474-21apt-get00:10:123
2263207991614,1cyclictest0-21swapper/223:20:132
2263207991614,1cyclictest0-21swapper/221:50:102
2263207991614,1cyclictest0-21swapper/220:40:122
2263207991613,2cyclictest2875-21cron23:00:012
2263207991613,2cyclictest0-21swapper/220:45:112
2263205991613,2cyclictest2403649-21kthreadcore21:25:171
2263205991613,2cyclictest2293976-21awk19:40:001
2263205991612,3cyclictest2417104-21sed21:40:151
2263205991612,2cyclictest2406497-21apt-get21:30:111
2263201991613,2cyclictest61650irq/133-enp0s29f1:rx-023:15:120
2263201991613,2cyclictest0-21swapper/021:50:100
2263201991612,3cyclictest61650irq/133-enp0s29f1:rx-021:05:180
2263211991514,0cyclictest0-21swapper/323:10:103
2263207991513,1cyclictest0-21swapper/221:40:112
2263207991512,2cyclictest0-21swapper/223:10:002
2263207991512,1cyclictest2390968-21cron21:15:002
2263205991512,2cyclictest0-21swapper/121:40:001
2263201991513,1cyclictest2391238-21apt-get21:15:110
2263211991412,1cyclictest0-21swapper/320:20:123
2263211991410,2cyclictest0-21swapper/322:25:163
226320799148,5cyclictest2274055-21apt-get19:20:122
2263207991410,3cyclictest2467016-21unixbench_multi22:25:242
226320599148,4cyclictest261-21systemd-journal19:17:561
2263205991411,2cyclictest2584967-21gltestperf00:25:151
2263205991410,3cyclictest2365960-21cpuspeed_turbos20:50:121
2263201991410,3cyclictest61650irq/133-enp0s29f1:rx-019:40:150
2263211991311,1cyclictest0-21swapper/322:20:113
2263211991311,1cyclictest0-21swapper/322:05:223
2263211991311,1cyclictest0-21swapper/320:10:093
226320799138,4cyclictest261-21systemd-journal00:22:552
2263205991310,2cyclictest2462755-21cpuspeed_turbos22:25:121
2263205991310,2cyclictest2335636-21cpuspeed_turbos20:20:131
226321199125,6cyclictest2366097-21uniq20:50:133
226321199120,4cyclictest2496866-21strings22:55:203
226320799129,2cyclictest0-21swapper/223:20:002
226320799127,4cyclictest2436909-21apt-get22:00:112
226320599129,2cyclictest0-21swapper/123:35:261
226321199118,2cyclictest0-21swapper/300:20:183
226320799110,2cyclictest2263123-21latency_hist19:10:002
226320599118,2cyclictest2498589-21irqcore23:00:161
226320599118,2cyclictest2263123-21latency_hist19:10:001
226320599118,2cyclictest0-21swapper/120:55:251
226320599110,2cyclictest2492781-21latency_hist22:55:001
226321199108,2cyclictest491ktimers/319:25:223
226320599108,1cyclictest0-21swapper/122:55:131
22632019991,6cyclictest2263345-21latency_hist19:10:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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