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2026-04-22 - 04:20
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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 Wed Apr 22, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2356582992924,4cyclictest514-21in:imuxsock22:10:002
235658299271,23cyclictest2402517-21apt-get19:55:122
2356584992623,2cyclictest2561503-21idleruntime-cro22:30:003
235658499262,21cyclictest2581965-21apt-get22:50:103
235658499261,3cyclictest0-21swapper/323:10:123
235658499261,22cyclictest2536207-21idleruntime-cro22:05:003
235658299261,23cyclictest2428357-21apt-get20:20:122
235658299261,22cyclictest0-21swapper/220:55:132
235658299261,22cyclictest0-21swapper/219:15:132
235658299261,21cyclictest2648107-21apt-get23:55:102
235657999262,21cyclictest2531432-21apt-get22:00:121
235658499251,21cyclictest2505670-21apt-get21:35:133
235658499251,21cyclictest2444035-21apt-get20:35:133
235658299251,21cyclictest0-21swapper/222:25:132
235657999251,21cyclictest2566856-21apt-get22:35:131
235657999251,21cyclictest2566856-21apt-get22:35:131
235657999251,20cyclictest2387288-21apt-get19:40:131
2356584992420,2cyclictest2500634-21apt-get21:30:123
235658499241,2cyclictest0-21swapper/319:20:113
235658499241,20cyclictest0-21swapper/319:15:133
235658499241,1cyclictest2612286-21apt-get23:20:123
235658499240,4cyclictest2647835-21sh23:55:013
235658499240,2cyclictest0-21swapper/323:40:123
235658499240,2cyclictest0-21swapper/322:10:113
235658499240,2cyclictest0-21swapper/321:15:133
235658499240,23cyclictest2484750-21idleruntime-cro21:15:003
235658499240,22cyclictest2679435-21apt-get00:25:123
235658499240,22cyclictest2422060-21ntpq20:10:213
235658499240,22cyclictest0-21swapper/322:30:113
235658499240,21cyclictest0-21swapper/319:55:123
235658499240,20cyclictest0-21swapper/322:20:563
2356582992419,3cyclictest2474511-21apt-get21:05:112
235658299241,3cyclictest2602180-21apt-get23:10:122
235658299241,3cyclictest0-21swapper/221:15:132
235658299241,21cyclictest2643053-21apt-get23:50:122
235658299241,21cyclictest2580852-21ntpq22:45:212
235658299241,1cyclictest2689606-21apt-get00:35:142
235658299240,2cyclictest0-21swapper/221:41:402
235658299240,22cyclictest2521747-21irqcore21:50:162
235658299240,22cyclictest2484746-21cron21:15:002
235658299240,21cyclictest2397913-21sed19:50:162
235658299240,1cyclictest0-21swapper/222:15:112
2356579992419,3cyclictest2663587-21http00:10:011
235657999241,20cyclictest2684487-21apt-get00:30:111
235657599242,20cyclictest2637576-21apt-get23:45:120
2356575992420,2cyclictest2592073-21apt-get23:00:110
2356575992419,3cyclictest2663826-21apt-config00:10:000
2356575992419,3cyclictest2622369-21apt-get23:30:120
2356584992319,2cyclictest2617316-21apt-get23:25:123
2356584992318,3cyclictest0-21swapper/323:35:143
2356584992317,5cyclictest2638078-21irqcore23:45:163
235658499231,2cyclictest2377152-21apt-get19:30:133
235658499231,2cyclictest0-21swapper/323:55:113
235658499231,2cyclictest0-21swapper/319:50:153
235658499230,4cyclictest2521746-21cut21:50:163
235658499230,20cyclictest0-21swapper/319:25:113
235658499230,1cyclictest0-21swapper/322:57:283
235658499230,19cyclictest0-21swapper/320:20:123
2356582992319,3cyclictest0-21swapper/219:10:112
2356582992319,2cyclictest2366995-21apt-get19:20:112
2356582992319,2cyclictest0-21swapper/223:35:142
2356582992319,2cyclictest0-21swapper/223:25:122
2356582992318,3cyclictest2638071-21ps23:45:162
2356582992318,3cyclictest2526356-21apt-get21:55:132
235658299231,2cyclictest2664258-21apt-get00:10:122
235658299231,2cyclictest0-21swapper/223:40:122
235658299231,2cyclictest0-21swapper/220:35:132
235658299231,2cyclictest0-21swapper/200:25:122
235658299230,21cyclictest2536204-21cron22:05:002
235658299230,20cyclictest0-21swapper/222:30:112
2356579992319,2cyclictest2485027-21apt-get21:15:141
235657999231,3cyclictest1-21systemd21:10:011
235657999231,19cyclictest2459306-21apt-get20:50:121
235657999230,20cyclictest0-21swapper/121:45:121
2356575992320,2cyclictest2546568-21apt-get22:15:110
235657599231,2cyclictest2627448-21apt-get23:35:130
235657599231,20cyclictest2356784-21apt-get19:10:110
2356584992219,2cyclictest2464383-21apt-get20:55:123
235658499221,19cyclictest261-21systemd-journal22:45:003
235658499220,2cyclictest0-21swapper/322:15:113
235658499220,1cyclictest2495158-21apt-get21:25:123
235658499220,1cyclictest0-21swapper/320:05:143
235658499220,1cyclictest0-21swapper/319:40:123
235658499220,19cyclictest0-21swapper/323:15:123
2356582992219,2cyclictest2597151-21apt-get23:05:142
2356582992219,2cyclictest0-21swapper/200:05:142
2356582992218,2cyclictest0-21swapper/220:05:182
2356582992218,2cyclictest0-21swapper/219:40:122
2356582992217,3cyclictest2459805-21sed20:50:172
235658299221,20cyclictest514-21in:imuxsock22:45:002
235658299221,20cyclictest0-21swapper/221:30:552
235658299221,20cyclictest0-21swapper/220:43:372
235658299221,20cyclictest0-21swapper/220:10:212
235658299220,3cyclictest2611618-21chrt23:15:252
235658299220,3cyclictest2546326-21systemd-run22:15:002
235658299220,2cyclictest0-21swapper/223:20:132
235658299220,2cyclictest0-21swapper/221:35:132
235658299220,2cyclictest0-21swapper/220:45:112
235658299220,21cyclictest64-21kcompactd022:20:552
235658299220,20cyclictest2372082-21apt-get19:25:122
235658299220,20cyclictest0-21swapper/221:25:122
235658299220,1cyclictest0-21swapper/220:31:142
2356579992219,2cyclictest2653662-21apt-get00:00:021
2356579992219,1cyclictest0-21swapper/123:40:131
2356579992219,1cyclictest0-21swapper/119:45:121
2356579992218,2cyclictest2361900-21apt-get19:15:131
2356579992218,2cyclictest0-21swapper/119:20:111
2356579992217,3cyclictest2428078-21cron20:20:001
235657999221,2cyclictest0-21swapper/121:50:121
235657999221,20cyclictest0-21swapper/122:58:001
235657999220,2cyclictest0-21swapper/120:45:111
235657999220,21cyclictest2575757-21ntpq22:40:201
235657999220,20cyclictest0-21swapper/122:10:161
235657999220,19cyclictest0-21swapper/122:45:121
235657999220,19cyclictest0-21swapper/121:35:131
2356575992219,2cyclictest2632524-21apt-get23:40:130
2356575992219,2cyclictest2621197-21ntpq23:25:200
2356575992218,2cyclictest2526839-21ps21:55:170
235657599221,19cyclictest2479715-21apt-key21:10:010
235657599221,19cyclictest2438942-21apt-get20:30:120
235657599220,2cyclictest2571908-21apt-get22:40:120
235657599220,21cyclictest2417873-21awk20:09:590
235657599220,20cyclictest2536487-21apt-get22:05:130
235657599220,20cyclictest2499957-21idleruntime-cro21:30:000
235657599220,20cyclictest2494877-21cron21:25:010
235657599220,19cyclictest0-21swapper/021:50:120
2356584992118,2cyclictest0-21swapper/319:10:113
2356584992116,3cyclictest0-21swapper/321:55:133
235658499210,2cyclictest0-21swapper/321:41:403
235658499210,20cyclictest0-21swapper/322:45:213
235658499210,1cyclictest0-21swapper/321:20:133
235658499210,1cyclictest0-21swapper/300:35:143
2356582992118,2cyclictest64-21kcompactd000:18:062
2356582992118,2cyclictest2587022-21apt-get22:55:122
2356582992118,2cyclictest0-21swapper/221:00:122
2356582992118,1cyclictest0-21swapper/221:20:122
2356582992117,2cyclictest0-21swapper/220:00:122
2356582992117,2cyclictest0-21swapper/220:00:122
2356582992116,4cyclictest2582454-21tr22:50:142
2356582992114,3cyclictest2433874-21apt-get20:25:132
235658299211,1cyclictest0-21swapper/219:30:122
235658299210,20cyclictest0-21swapper/200:00:162
2356579992118,2cyclictest1-21systemd00:40:001
2356579992118,1cyclictest0-21swapper/100:10:131
2356579992117,3cyclictest2448852-21idleruntime-cro20:39:591
2356579992117,2cyclictest0-21swapper/123:50:161
235657999210,3cyclictest2428847-21sort20:20:151
235657999210,2cyclictest2566582-21turbostat.cron22:35:001
235657999210,20cyclictest2381960-21cron19:35:001
235657999210,19cyclictest0-21swapper/122:20:131
235657999210,19cyclictest0-21swapper/122:05:131
235657999210,19cyclictest0-21swapper/121:30:111
235657999210,18cyclictest0-21swapper/123:35:141
235657999210,18cyclictest0-21swapper/119:10:111
2356575992119,1cyclictest0-21swapper/023:10:540
2356575992119,1cyclictest0-21swapper/022:55:130
2356575992119,1cyclictest0-21swapper/021:45:580
2356575992119,1cyclictest0-21swapper/021:15:130
2356575992119,1cyclictest0-21swapper/020:55:130
2356575992119,1cyclictest0-21swapper/019:59:590
2356575992119,1cyclictest0-21swapper/000:30:100
2356575992119,1cyclictest0-21swapper/000:10:130
2356575992118,2cyclictest64-21kcompactd000:01:260
2356575992118,2cyclictest261-21systemd-journal19:29:590
2356575992118,2cyclictest2453956-21dump-pmu-power20:45:000
2356575992118,2cyclictest2448125-21/usr/sbin/munin20:35:240
2356575992118,2cyclictest0-21swapper/023:50:110
235657599211,1cyclictest2418126-21apt-get20:10:120
235657599210,2cyclictest2576937-21apt-get22:45:110
235657599210,2cyclictest0-21swapper/020:00:120
235657599210,2cyclictest0-21swapper/020:00:120
235657599210,20cyclictest2423731-21irqcore20:15:170
235657599210,20cyclictest2397151-21cron19:50:000
235657599210,20cyclictest0-21swapper/022:29:320
235657599210,20cyclictest0-21swapper/022:10:120
235657599210,1cyclictest0-21swapper/022:20:130
235657599210,1cyclictest0-21swapper/021:05:120
2356584992018,1cyclictest0-21swapper/323:30:163
2356584992018,1cyclictest0-21swapper/323:05:133
2356584992018,1cyclictest0-21swapper/300:05:143
2356584992017,2cyclictest2439892-21kthreadcore20:30:173
2356584992017,1cyclictest0-21swapper/300:18:063
2356584992015,4cyclictest2459806-21grep20:50:173
235658499200,19cyclictest2654199-21ps00:00:163
2356579992018,1cyclictest2407279-21cron19:59:591
2356579992018,1cyclictest0-21swapper/123:20:131
2356579992017,2cyclictest2669799-21sed00:15:151
2356579992016,2cyclictest2622088-21cron23:30:001
2356579992015,4cyclictest2480457-21ps21:10:181
235657999200,2cyclictest2653220-21apt-key00:00:011
235657999200,1cyclictest0-21swapper/123:00:121
235657999200,1cyclictest0-21swapper/120:40:121
235657999200,1cyclictest0-21swapper/120:30:121
235657999200,1cyclictest0-21swapper/100:21:201
235657999200,19cyclictest2434357-21ps20:25:171
235657999200,19cyclictest0-21swapper/121:22:191
2356575992019,1cyclictest0-21swapper/000:28:200
2356575992018,1cyclictest0-21swapper/022:35:130
2356575992018,1cyclictest0-21swapper/022:35:120
2356575992018,1cyclictest0-21swapper/020:20:120
2356575992018,1cyclictest0-21swapper/019:40:110
2356575992018,1cyclictest0-21swapper/000:38:320
2356575992017,2cyclictest2515519-21systemd-run21:45:000
2356575992017,2cyclictest0-21swapper/019:35:130
235657599200,1cyclictest0-21swapper/022:31:400
235657599200,1cyclictest0-21swapper/020:25:130
235657599200,1cyclictest0-21swapper/019:20:120
235657599200,19cyclictest0-21swapper/000:20:120
2356584991918,1cyclictest0-21swapper/320:45:003
2356584991917,1cyclictest0-21swapper/321:00:123
2356584991916,1cyclictest0-21swapper/320:20:003
2356579991918,1cyclictest0-21swapper/123:34:011
2356579991918,1cyclictest0-21swapper/120:59:441
2356579991917,1cyclictest2407987-21apt-get20:00:121
2356579991917,1cyclictest2407987-21apt-get20:00:121
2356579991917,1cyclictest0-21swapper/121:25:161
2356579991917,1cyclictest0-21swapper/119:35:131
2356579991917,1cyclictest0-21swapper/119:25:121
2356579991916,2cyclictest0-21swapper/122:15:111
2356575991916,2cyclictest2648107-21apt-get23:55:110
235657599190,19cyclictest0-21swapper/023:22:440
2356584991816,1cyclictest0-21swapper/320:00:123
2356584991816,1cyclictest0-21swapper/320:00:113
2356584991815,2cyclictest2664753-21ps00:10:163
2356582991815,2cyclictest2392854-21irqcore19:45:162
2356582991812,3cyclictest2596868-21cron23:05:002
235657999180,1cyclictest0-21swapper/121:55:181
2356575991816,1cyclictest0-21swapper/020:50:120
2356575991816,1cyclictest0-21swapper/020:45:110
2356575991816,1cyclictest0-21swapper/019:33:590
2356575991815,2cyclictest0-21swapper/019:50:120
235657599180,17cyclictest0-21swapper/021:05:010
2356584991713,3cyclictest64-21kcompactd000:22:253
2356584991712,2cyclictest64-21kcompactd021:47:033
2356582991714,2cyclictest0-21swapper/221:47:032
2356582991714,2cyclictest0-21swapper/220:15:122
2356582991714,2cyclictest0-21swapper/200:22:252
2356582991713,2cyclictest2382242-21apt-get19:35:122
2356579991715,1cyclictest0-21swapper/123:15:211
2356579991715,1cyclictest0-21swapper/122:26:171
2356579991715,1cyclictest0-21swapper/100:25:121
2356579991714,2cyclictest2469458-21apt-get21:00:121
2356575991713,3cyclictest2611593-21unixbench_singl23:15:250
2356584991612,2cyclictest0-21swapper/320:25:133
2356582991614,1cyclictest0-21swapper/223:33:292
2356579991614,1cyclictest0-21swapper/119:50:121
2356575991613,2cyclictest61650irq/133-enp0s29f1:rx-022:01:410
2356575991612,3cyclictest61650irq/133-enp0s29f1:rx-021:35:120
2356575991612,3cyclictest61650irq/133-enp0s29f1:rx-019:15:260
2356584991512,2cyclictest0-21swapper/319:35:123
2356584991511,2cyclictest2596869-21cron23:05:003
2356584991511,2cyclictest2397145-21cron19:50:003
2356584991511,2cyclictest0-21swapper/320:50:003
2356582991513,1cyclictest0-21swapper/200:33:012
2356582991510,2cyclictest0-21swapper/222:35:122
2356582991510,2cyclictest0-21swapper/222:35:122
2356579991512,2cyclictest2422050-21ntpq20:10:201
2356575991513,1cyclictest2669312-21apt-get00:15:110
2356575991511,2cyclictest2601274-21timerandwakeup23:05:260
2356584991412,1cyclictest2689137-21sshd00:33:013
2356579991412,1cyclictest0-21swapper/122:50:111
2356575991411,2cyclictest2586753-21idleruntime-cro22:55:010
235657999139,3cyclictest261-21systemd-journal23:46:051
235657599138,3cyclictest171ktimers/021:30:010
235658499129,2cyclictest64-21kcompactd022:05:203
235658499128,3cyclictest0-21swapper/322:35:123
235658499128,3cyclictest0-21swapper/322:35:123
235657999129,2cyclictest0-21swapper/123:10:011
235657999128,3cyclictest2606961-21systemd-run23:15:001
235657999128,3cyclictest2515515-21apt-key21:45:001
23565799994,4cyclictest261-21systemd-journal20:05:041
23565799970,3cyclictest2356673-21latency_hist19:09:591
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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