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2026-08-10 - 01:20
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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 the highest latencies:
System rackeslot4.osadl.org (updated Sun Aug 09, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
235677299281,24cyclictest3777322-21systemd-journal23:20:003
235676199287,2cyclictest2413367-21awk20:05:000
235677299272,21cyclictest2403431-21apt-get19:55:123
235676499272,21cyclictest2520554-21apt-get21:50:091
235677299261,22cyclictest2612385-21apt-get23:20:103
235677299261,22cyclictest2464317-21apt-get20:55:123
235677299261,20cyclictest2444012-21apt-get20:35:123
235677299261,20cyclictest2444012-21apt-get20:35:123
235676499261,21cyclictest2607291-21apt-get23:15:111
235677299251,21cyclictest2408525-21apt-get20:00:143
2356772992511,11cyclictest2571055-21awk22:40:003
235677299250,3cyclictest2550752-21turbostat22:19:593
235676899251,20cyclictest0-21swapper/221:15:122
2356764992520,3cyclictest2418684-21apt-get20:10:121
235676499251,21cyclictest2586585-21apt-get22:55:131
235676499251,21cyclictest2428824-21apt-get20:20:121
235676499251,21cyclictest2382728-21apt-get19:35:131
235676499251,20cyclictest2449103-21apt-get20:40:121
235676499251,20cyclictest2438943-21apt-get20:30:131
2356761992520,3cyclictest2668633-21apt-get00:15:140
235676199251,22cyclictest2571327-21apt-get22:40:130
2356772992420,2cyclictest2653425-21apt-get00:00:133
235677299241,21cyclictest2509674-21cron21:40:003
235677299241,20cyclictest2484549-21apt-get21:15:123
235677299241,20cyclictest0-21swapper/323:10:123
235677299241,20cyclictest0-21swapper/320:50:133
235677299241,19cyclictest0-21swapper/319:40:123
235677299240,22cyclictest2494417-21cron21:25:003
235677299240,20cyclictest2632710-21apt-get23:40:123
2356768992420,2cyclictest2413615-21apt-get20:05:132
235676899241,3cyclictest2535765-21apt-get22:05:112
235676899241,21cyclictest2525652-21apt-get21:55:132
235676899241,21cyclictest2388222-21apt-get19:40:122
235676899240,21cyclictest2632713-21taskset23:40:122
235676499242,20cyclictest2479481-21apt-get21:10:131
2356764992420,2cyclictest2638186-21apt-get23:45:131
235676499241,19cyclictest2688922-21apt-get00:35:121
235676499241,19cyclictest0-21swapper/119:20:131
235676499240,20cyclictest0-21swapper/121:35:131
235676199242,21cyclictest2648325-21apt-get23:55:130
235676199241,22cyclictest2490121-21sed21:20:170
235676199240,22cyclictest2541342-21irqcore22:10:200
2356772992320,2cyclictest0-21swapper/319:45:183
2356772992318,3cyclictest2571826-21grep22:40:163
235677299231,2cyclictest2413615-21apt-get20:05:123
235677299231,19cyclictest0-21swapper/320:15:153
235677299230,4cyclictest2376638-21chrt19:25:253
235677299230,20cyclictest0-21swapper/323:05:133
235677299230,20cyclictest0-21swapper/322:30:113
235677299230,20cyclictest0-21swapper/322:25:143
235677299230,20cyclictest0-21swapper/322:10:143
235677299230,20cyclictest0-21swapper/321:55:133
235677299230,20cyclictest0-21swapper/320:25:123
235677299230,20cyclictest0-21swapper/319:50:133
235677299230,20cyclictest0-21swapper/319:15:003
2356768992320,2cyclictest2356979-21apt-get19:10:132
2356768992318,3cyclictest2683485-21sshd00:29:212
235676899231,2cyclictest2596727-21apt-get23:05:132
235676899231,2cyclictest2591656-21apt-get23:00:122
235676899231,2cyclictest0-21swapper/223:30:132
235676899231,21cyclictest2565125-21ntpq22:30:212
235676899231,21cyclictest2515465-21apt-get21:45:112
235676899231,20cyclictest2535443-21chrt22:04:292
235676899231,20cyclictest0-21swapper/220:15:152
235676899230,20cyclictest0-21swapper/223:20:102
2356764992319,2cyclictest2617479-21apt-get23:25:111
235676499231,2cyclictest2444012-21apt-get20:35:121
235676499231,2cyclictest2444012-21apt-get20:35:121
235676499231,2cyclictest0-21swapper/100:20:121
235676499231,19cyclictest0-21swapper/123:10:131
235676499231,19cyclictest0-21swapper/100:05:141
235676499230,21cyclictest500-21dbus-daemon21:45:011
235676499230,20cyclictest0-21swapper/123:35:131
235676499230,20cyclictest0-21swapper/122:00:121
2356761992320,2cyclictest2362493-21apt-get19:15:130
2356761992320,2cyclictest0-21swapper/000:20:160
235676199231,2cyclictest2627643-21apt-get23:35:130
235676199231,2cyclictest2530721-21apt-get22:00:120
235676199231,2cyclictest2423756-21apt-get20:15:150
235676199231,2cyclictest2393292-21apt-get19:45:140
235676199231,21cyclictest2658494-21apt-get00:05:140
235676199231,20cyclictest2663539-21apt-get00:10:130
235676199230,3cyclictest2683477-21sshd00:29:210
2356772992219,2cyclictest0-21swapper/300:35:123
2356772992218,2cyclictest2617479-21apt-get23:25:123
235677299221,20cyclictest2687741-21ntpq00:30:203
235677299221,20cyclictest0-21swapper/320:45:133
235677299221,20cyclictest0-21swapper/319:20:013
235677299221,1cyclictest0-21swapper/300:11:543
235677299220,21cyclictest2648049-21cron23:55:003
235677299220,21cyclictest2422601-21ntpq20:10:203
235677299220,21cyclictest1-21systemd21:10:003
235677299220,20cyclictest2469889-21tr21:00:173
235677299220,20cyclictest0-21swapper/323:35:123
235677299220,20cyclictest0-21swapper/322:55:113
2356768992219,2cyclictest0-21swapper/221:50:092
2356768992219,1cyclictest0-21swapper/219:45:132
235676899221,20cyclictest0-21swapper/223:15:022
235676899220,2cyclictest2545929-21apt-get22:15:122
235676899220,2cyclictest2449107-21seq20:40:122
235676899220,21cyclictest391rcuc/221:20:132
235676899220,21cyclictest2587069-21ps22:55:172
235676899220,21cyclictest0-21swapper/220:50:132
235676899220,20cyclictest2581488-21apt-get22:50:112
2356764992219,2cyclictest2668350-21cron00:15:011
235676499221,2cyclictest0-21swapper/123:20:101
235676499221,1cyclictest0-21swapper/121:05:121
235676499220,21cyclictest1-21systemd22:45:011
235676499220,19cyclictest0-21swapper/123:50:111
235676499220,19cyclictest0-21swapper/122:20:131
235676499220,19cyclictest0-21swapper/119:25:131
235676499220,19cyclictest0-21swapper/119:15:121
235676199222,2cyclictest2566764-21irqcore22:35:180
2356761992219,2cyclictest2504859-21apt-get21:35:130
235676199221,2cyclictest2403431-21apt-get19:55:120
235676199221,1cyclictest0-21swapper/022:55:130
235676199220,2cyclictest2642975-21cron23:50:010
235676199220,2cyclictest2623059-21ps23:30:180
235676199220,2cyclictest2495200-21irqcore21:25:190
235676199220,21cyclictest2560914-21idleruntime-cro22:30:010
235676199220,21cyclictest2384954-21ps19:35:190
2356772992119,1cyclictest0-21swapper/322:45:123
2356772992118,2cyclictest2678445-21turbostat.cron00:25:003
2356772992117,2cyclictest0-21swapper/300:20:003
235677299210,2cyclictest2387864-21apt-config19:40:003
235677299210,20cyclictest0-21swapper/321:40:183
235677299210,1cyclictest0-21swapper/323:45:133
235677299210,1cyclictest0-21swapper/321:45:033
235677299210,19cyclictest0-21swapper/320:20:123
2356768992119,1cyclictest0-21swapper/222:10:152
2356768992119,1cyclictest0-21swapper/200:30:212
2356768992118,2cyclictest0-21swapper/221:10:132
2356768992117,2cyclictest0-21swapper/200:20:112
235676899211,19cyclictest2499787-21apt-get21:30:132
235676899210,2cyclictest0-21swapper/219:25:132
235676899210,20cyclictest0-21swapper/223:45:132
235676899210,20cyclictest0-21swapper/221:35:222
235676899210,20cyclictest0-21swapper/219:55:122
235676899210,20cyclictest0-21swapper/200:05:142
235676899210,1cyclictest0-21swapper/223:26:452
235676899210,1cyclictest0-21swapper/220:35:122
235676899210,1cyclictest0-21swapper/220:35:122
235676899210,1cyclictest0-21swapper/220:00:142
235676899210,1cyclictest0-21swapper/219:50:132
2356764992119,1cyclictest64-21kcompactd021:02:081
2356764992119,1cyclictest0-21swapper/120:45:131
235676499210,2cyclictest2673400-21cron00:20:011
235676499210,20cyclictest0-21swapper/121:55:141
235676499210,1cyclictest0-21swapper/121:25:131
235676499210,19cyclictest0-21swapper/119:45:131
2356761992119,1cyclictest64-21kcompactd023:02:000
2356761992119,1cyclictest0-21swapper/020:45:130
2356761992119,1cyclictest0-21swapper/020:30:130
2356761992118,2cyclictest2607774-21ps23:15:160
2356761992118,2cyclictest0-21swapper/023:10:120
2356761992118,1cyclictest0-21swapper/021:10:140
2356761992117,3cyclictest2514912-21latency_hist21:45:020
235676199211,1cyclictest0-21swapper/023:20:110
235676199211,19cyclictest0-21swapper/021:03:440
235676199210,20cyclictest2361943-21latency_hist19:15:010
235676199210,20cyclictest0-21swapper/022:15:120
235676199210,20cyclictest0-21swapper/019:30:200
235676199210,1cyclictest0-21swapper/020:40:120
235676199210,19cyclictest0-21swapper/023:25:110
2356772992018,1cyclictest0-21swapper/323:30:143
2356772992018,1cyclictest0-21swapper/319:30:203
2356772992017,2cyclictest2494697-21apt-get21:25:133
2356772992017,2cyclictest2443742-21cron20:35:003
235677299200,1cyclictest64-21kcompactd000:25:213
2356768992018,1cyclictest0-21swapper/223:55:132
2356768992018,1cyclictest0-21swapper/221:40:132
2356768992018,1cyclictest0-21swapper/200:10:132
2356768992017,1cyclictest2474431-21apt-get21:05:122
2356768992014,4cyclictest2438664-21cron20:30:002
235676899200,1cyclictest0-21swapper/223:50:112
235676899200,1cyclictest0-21swapper/220:30:132
235676899200,1cyclictest0-21swapper/219:35:132
235676899200,19cyclictest0-21swapper/222:25:152
2356764992018,1cyclictest64-21kcompactd019:53:511
2356764992018,1cyclictest0-21swapper/122:35:141
2356764992018,1cyclictest0-21swapper/100:00:131
2356764992017,2cyclictest2378145-21ps19:30:151
235676499200,1cyclictest2504584-21ls21:35:001
235676499200,1cyclictest0-21swapper/121:47:491
235676499200,1cyclictest0-21swapper/121:20:131
235676499200,1cyclictest0-21swapper/121:18:151
235676499200,19cyclictest2637546-21apt-config23:45:011
235676499200,19cyclictest0-21swapper/120:05:131
2356761992018,1cyclictest0-21swapper/023:40:120
235676199200,1cyclictest2597223-21ps23:05:170
235676199200,1cyclictest0-21swapper/023:50:110
235676199200,1cyclictest0-21swapper/022:50:110
235676199200,1cyclictest0-21swapper/022:20:140
235676199200,1cyclictest0-21swapper/020:55:120
235676199200,1cyclictest0-21swapper/020:10:170
235676199200,19cyclictest0-21swapper/022:30:120
235676199200,19cyclictest0-21swapper/021:59:400
235676199200,19cyclictest0-21swapper/021:45:120
2356772991918,1cyclictest0-21swapper/300:10:003
2356772991916,2cyclictest2453917-21cron20:45:003
2356768991917,1cyclictest0-21swapper/223:10:212
2356768991917,1cyclictest0-21swapper/221:00:122
2356768991917,1cyclictest0-21swapper/220:20:122
2356768991917,1cyclictest0-21swapper/219:20:122
2356768991916,2cyclictest2551003-21apt-get22:20:132
235676899190,1cyclictest0-21swapper/200:00:122
235676899190,19cyclictest0-21swapper/220:10:132
235676899190,19cyclictest0-21swapper/219:30:112
2356764991917,1cyclictest0-21swapper/100:29:391
2356761991917,1cyclictest0-21swapper/000:35:170
235676199190,1cyclictest0-21swapper/020:05:090
2356772991816,1cyclictest0-21swapper/321:30:133
2356768991815,2cyclictest2672498-21ntpq00:15:212
2356764991815,2cyclictest2463156-21ntpq20:50:211
2356764991815,1cyclictest0-21swapper/120:15:151
2356761991817,1cyclictest64-21kcompactd020:27:430
2356761991816,1cyclictest64-21kcompactd021:31:420
2356761991814,3cyclictest61650irq/133-enp0s29f1:rx-022:45:120
235676199180,1cyclictest2684313-21ps00:30:170
2356772991714,1cyclictest0-21swapper/322:05:113
2356772991713,2cyclictest0-21swapper/323:55:133
2356768991715,1cyclictest2362981-21ps19:15:172
2356768991714,2cyclictest0-21swapper/222:45:122
2356764991715,1cyclictest2561165-21apt-get22:30:121
2356764991715,1cyclictest0-21swapper/123:55:131
2356764991715,1cyclictest0-21swapper/123:30:131
2356764991715,1cyclictest0-21swapper/120:05:001
2356764991714,2cyclictest2546843-21/usr/sbin/munin22:15:171
2356764991714,2cyclictest2357467-21ps19:10:171
2356761991715,1cyclictest2388385-21modprobe19:40:140
2356761991715,1cyclictest0-21swapper/021:15:120
2356761991715,1cyclictest0-21swapper/020:35:150
2356761991715,1cyclictest0-21swapper/020:35:150
2356761991715,1cyclictest0-21swapper/020:20:170
2356761991713,2cyclictest2377388-21awk19:30:010
2356772991613,2cyclictest509-21systemd-logind22:55:003
2356772991613,2cyclictest0-21swapper/321:50:093
2356772991612,3cyclictest2479773-21gltestperf21:10:163
2356772991611,3cyclictest0-21swapper/323:00:193
235676899168,6cyclictest2468281-21ntpq20:55:222
2356764991614,1cyclictest0-21swapper/100:30:131
2356761991612,2cyclictest702-21runrttasks22:05:110
2356772991513,1cyclictest0-21swapper/322:23:183
2356768991513,1cyclictest0-21swapper/222:40:132
2356768991513,1cyclictest0-21swapper/221:25:132
2356768991512,2cyclictest2628131-21irqcore23:35:172
2356764991513,1cyclictest0-21swapper/122:50:121
2356764991513,1cyclictest0-21swapper/120:55:121
2356764991512,2cyclictest2560909-21munin-run22:30:011
2356764991512,2cyclictest2541788-21ps22:10:211
2356764991512,2cyclictest2403933-21ps19:55:171
235676199156,7cyclictest2461472-21sed20:50:180
235676199152,11cyclictest2398362-21apt-get19:50:130
2356761991514,1cyclictest0-21swapper/019:21:360
2356761991513,1cyclictest2653425-21apt-get00:00:130
2356772991410,3cyclictest2530787-21cpuspeed_turbos22:00:133
2356768991410,3cyclictest2566378-21cpuspeed_turbos22:35:152
2356768991410,2cyclictest2454197-21apt-get20:45:142
2356768991410,2cyclictest0-21swapper/200:35:152
2356764991412,1cyclictest0-21swapper/123:00:121
2356761991411,2cyclictest61650irq/133-enp0s29f1:rx-021:51:530
235677299139,3cyclictest3777322-21systemd-journal19:24:153
235676499137,4cyclictest2536902-21tr22:05:161
2356764991310,2cyclictest0-21swapper/122:50:001
235677299120,4cyclictest2356859-21cat19:10:013
235676499117,3cyclictest2388541-21gltestperf19:40:161
235676499117,2cyclictest2597096-21tail23:05:161
235676499105,4cyclictest2437070-21cut20:25:191
23567649990,8cyclictest2356820-21cat19:10:011
23567689970,5cyclictest2356687-21latency_hist19:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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