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2026-08-31 - 15:33
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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 792 highest latencies:
System rackeslot4.osadl.org (updated Mon Aug 31, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
223070899340,4cyclictest500-21dbus-daemon21:25:010
223070899320,4cyclictest2343239-21systemd-run20:59:590
223070899311,20cyclictest2461091-21apt-get22:55:130
2230708992820,6cyclictest2501767-21apt-get23:35:140
2230717992624,1cyclictest2516719-21munin-plugin-st23:50:003
2230717992620,3cyclictest2496673-21apt-get23:30:133
223071799261,23cyclictest2303024-21irqcore20:20:183
223071799261,22cyclictest2522074-21apt-get23:55:133
223071799261,22cyclictest2522074-21apt-get23:55:133
223071799261,21cyclictest2542405-21apt-get00:15:133
223071799261,20cyclictest0-21swapper/321:45:123
223071799260,24cyclictest2363559-21cron21:20:003
223071399262,21cyclictest2343479-21apt-get21:00:112
2230717992520,2cyclictest2456019-21apt-get22:50:123
223071799251,21cyclictest2363838-21apt-get21:20:153
223071799251,21cyclictest2261886-21apt-get19:40:123
223071799251,21cyclictest0-21swapper/323:05:163
223071799251,21cyclictest0-21swapper/322:45:113
223071799251,21cyclictest0-21swapper/321:25:133
223071799251,20cyclictest2292354-21apt-get20:10:113
223071799251,20cyclictest0-21swapper/320:40:113
223071799251,20cyclictest0-21swapper/300:35:113
223071799251,19cyclictest0-21swapper/320:30:143
223071799250,22cyclictest2425654-21sed22:20:183
223071799250,21cyclictest0-21swapper/323:00:123
223071399251,21cyclictest2368908-21apt-get21:25:132
223071799242,2cyclictest2516980-21apt-get23:50:113
2230717992418,4cyclictest2420554-21grep22:15:163
2230717992418,3cyclictest0-21swapper/300:10:133
2230717992418,2cyclictest0-21swapper/300:25:123
223071799241,3cyclictest2445879-21apt-get22:40:103
223071799241,3cyclictest0-21swapper/319:25:113
223071799241,2cyclictest2491578-21apt-get23:25:123
223071799241,21cyclictest2465027-21ntpq22:55:213
223071799241,21cyclictest0-21swapper/300:00:133
223071799241,20cyclictest2436720-21ps22:30:203
223071799241,20cyclictest0-21swapper/320:05:123
223071799241,20cyclictest0-21swapper/319:50:113
223071799241,20cyclictest0-21swapper/319:45:133
223071799240,22cyclictest1-21systemd19:15:003
223071799240,21cyclictest0-21swapper/322:00:113
223071799240,21cyclictest0-21swapper/321:40:113
223071799240,20cyclictest0-21swapper/320:00:133
2230713992420,2cyclictest2297431-21apt-get20:15:112
2230713992420,2cyclictest2246632-21apt-get19:25:112
2230713992419,3cyclictest2322780-21apt-get20:40:112
2230713992417,5cyclictest2363842-21sshd21:20:152
223071399241,20cyclictest2532266-21apt-get00:05:132
223071399241,20cyclictest2384566-21apt-get21:40:112
223071399241,20cyclictest2282172-21apt-get20:00:122
223071399240,23cyclictest2476091-21idleruntime-cro23:10:002
223071199241,20cyclictest2552551-21apt-get00:25:121
223071199241,20cyclictest2230923-21apt-get19:10:111
223070899241,22cyclictest61650irq/133-enp0s29f1:rx-022:50:120
2230717992319,2cyclictest2338413-21apt-get20:55:123
2230717992319,2cyclictest0-21swapper/323:35:133
2230717992318,3cyclictest2394823-21diskstats21:50:153
2230717992318,3cyclictest0-21swapper/322:05:133
223071799231,2cyclictest2311559-21ntpq20:25:213
223071799231,2cyclictest0-21swapper/320:50:163
223071799231,2cyclictest0-21swapper/319:55:133
223071799230,3cyclictest0-21swapper/322:35:143
223071799230,21cyclictest2332663-21gpgv20:50:003
223071799230,20cyclictest0-21swapper/319:30:123
223071399231,20cyclictest2486488-21apt-get23:20:142
223071399230,4cyclictest2236957-21tr19:15:162
223071199232,2cyclictest2277102-21apt-get19:55:121
223071199232,20cyclictest2464999-21ntpq22:55:211
2230711992319,2cyclictest2302528-21apt-get20:20:131
223071199230,20cyclictest0-21swapper/119:45:121
2230708992319,3cyclictest2236463-21apt-get19:15:120
223070899231,2cyclictest2511913-21apt-get23:45:130
223070899231,2cyclictest2430674-21apt-get22:25:130
223070899231,20cyclictest2537335-21apt-get00:10:130
223070899231,20cyclictest2379476-21apt-get21:35:140
2230717992219,2cyclictest0-21swapper/322:10:123
2230717992218,2cyclictest2256796-21chrt19:35:113
2230717992218,2cyclictest0-21swapper/321:55:113
223071799221,2cyclictest0-21swapper/300:05:133
223071799220,2cyclictest0-21swapper/322:25:023
2230713992219,2cyclictest0-21swapper/222:25:122
2230713992218,2cyclictest2450948-21apt-get22:45:102
2230713992218,2cyclictest2332937-21wc20:50:002
2230713992218,2cyclictest2271802-21cron19:50:002
2230713992218,2cyclictest2256793-21apt-get19:35:132
223071399221,20cyclictest2558091-21apt-get00:30:142
223071399221,19cyclictest2466186-21taskset23:00:112
223071399220,19cyclictest2399733-21taskset21:55:112
223071399220,19cyclictest0-21swapper/223:30:122
2230711992219,1cyclictest0-21swapper/120:00:121
2230711992218,2cyclictest2507334-21sed23:40:161
2230711992217,4cyclictest2425163-21modprobe22:20:131
223071199221,1cyclictest2241565-21apt-get19:20:151
223071199220,2cyclictest2526049-21ntpq23:55:221
223071199220,2cyclictest2526049-21ntpq23:55:211
223071199220,20cyclictest2343483-21taskset21:00:111
223071199220,20cyclictest0-21swapper/120:30:121
223071199220,19cyclictest64-21kcompactd022:15:121
223071199220,19cyclictest2338413-21apt-get20:55:111
223071199220,19cyclictest0-21swapper/123:45:121
223071199220,19cyclictest0-21swapper/123:35:141
223071199220,19cyclictest0-21swapper/121:45:111
223071199220,19cyclictest0-21swapper/121:30:121
223071199220,19cyclictest0-21swapper/100:30:131
2230708992220,1cyclictest2312644-21apt-get20:30:130
2230708992218,2cyclictest2414992-21apt-get22:10:130
2230708992218,2cyclictest2307574-21apt-get20:25:120
223070899221,20cyclictest2257746-21ps19:35:170
223070899220,2cyclictest2348277-21ls21:04:590
223070899220,2cyclictest2333324-21taskset20:50:130
223070899220,19cyclictest0-21swapper/022:35:130
2230717992117,2cyclictest0-21swapper/323:40:123
2230717992117,2cyclictest0-21swapper/320:35:123
223071799211,19cyclictest0-21swapper/300:31:453
223071799210,2cyclictest2301741-21/usr/sbin/munin20:15:253
223071799210,2cyclictest0-21swapper/321:35:133
2230713992119,1cyclictest0-21swapper/223:50:112
2230713992119,1cyclictest0-21swapper/222:40:112
2230713992119,1cyclictest0-21swapper/221:35:132
2230713992119,1cyclictest0-21swapper/220:05:122
2230713992118,1cyclictest0-21swapper/200:29:592
2230713992117,3cyclictest2537342-21sshd00:10:122
2230713992117,2cyclictest2563154-21apt-get00:35:112
223071399210,20cyclictest2343203-21cron20:59:592
223071399210,19cyclictest0-21swapper/223:45:122
223071399210,19cyclictest0-21swapper/223:25:122
223071399210,19cyclictest0-21swapper/222:55:132
223071399210,19cyclictest0-21swapper/221:45:112
223071399210,19cyclictest0-21swapper/200:15:132
2230711992119,1cyclictest0-21swapper/123:05:131
2230711992118,1cyclictest0-21swapper/123:20:141
2230711992117,2cyclictest2496682-21/usr/sbin/munin23:30:121
2230711992117,2cyclictest2317710-21apt-get20:35:111
223071199211,1cyclictest2466183-21apt-get23:00:111
223071199210,2cyclictest2563440-21fw_conntrack00:35:131
223071199210,20cyclictest2454841-21ntpq22:45:181
223071199210,20cyclictest2385522-21sed21:40:161
223071199210,19cyclictest0-21swapper/122:25:131
223071199210,19cyclictest0-21swapper/120:40:111
223071199210,19cyclictest0-21swapper/120:15:111
2230708992117,2cyclictest0-21swapper/000:00:000
2230708992117,2cyclictest0-21swapper/000:00:000
223070899211,1cyclictest0-21swapper/000:15:130
223070899210,20cyclictest0-21swapper/023:30:120
223070899210,20cyclictest0-21swapper/023:05:120
223070899210,20cyclictest0-21swapper/022:00:100
223070899210,19cyclictest2420561-21ps22:15:160
223070899210,19cyclictest2236197-21apt-key19:15:000
2230713992019,0cyclictest0-21swapper/200:20:122
2230713992018,1cyclictest0-21swapper/222:35:142
2230713992018,1cyclictest0-21swapper/222:05:132
2230713992018,1cyclictest0-21swapper/220:10:112
2230713992018,1cyclictest0-21swapper/219:40:122
2230713992017,2cyclictest509-21systemd-logind20:30:002
2230713992016,2cyclictest2527173-21apt-get00:00:132
2230713992016,2cyclictest0-21swapper/222:50:212
2230713992014,5cyclictest2333816-21sort20:50:172
223071399200,2cyclictest2507333-21grep23:40:162
223071399200,1cyclictest0-21swapper/222:20:132
223071399200,1cyclictest0-21swapper/222:14:392
223071399200,1cyclictest0-21swapper/220:35:112
223071399200,1cyclictest0-21swapper/219:50:112
223071399200,1cyclictest0-21swapper/219:31:462
223071399200,1cyclictest0-21swapper/219:10:122
223071399200,19cyclictest2303023-21tr20:20:182
2230711992018,1cyclictest0-21swapper/122:40:111
2230711992018,1cyclictest0-21swapper/120:10:121
2230711992017,1cyclictest0-21swapper/121:25:121
2230711992016,2cyclictest2547476-21apt-get00:20:121
223071199200,1cyclictest0-21swapper/122:50:161
223071199200,1cyclictest0-21swapper/121:35:141
223071199200,1cyclictest0-21swapper/121:20:141
223071199200,1cyclictest0-21swapper/120:25:121
223071199200,1cyclictest0-21swapper/119:52:451
223071199200,1cyclictest0-21swapper/119:15:121
223071199200,1cyclictest0-21swapper/100:18:511
2230708992019,1cyclictest0-21swapper/023:20:130
2230708992018,1cyclictest64-21kcompactd000:04:200
2230708992018,1cyclictest2301338-21ntpq20:15:190
2230708992018,1cyclictest0-21swapper/021:10:120
2230708992018,1cyclictest0-21swapper/020:45:120
2230708992018,1cyclictest0-21swapper/019:30:120
2230708992018,1cyclictest0-21swapper/000:25:120
2230708992017,2cyclictest2287263-21apt-get20:05:130
2230708992017,2cyclictest0-21swapper/023:10:120
2230708992017,2cyclictest0-21swapper/022:40:110
223070899200,1cyclictest0-21swapper/023:00:110
223070899200,1cyclictest0-21swapper/022:45:090
223070899200,1cyclictest0-21swapper/021:25:140
223070899200,1cyclictest0-21swapper/020:20:140
223070899200,1cyclictest0-21swapper/020:10:120
223070899200,1cyclictest0-21swapper/019:55:120
223070899200,1cyclictest0-21swapper/000:35:130
223070899200,19cyclictest0-21swapper/021:50:130
2230717991917,1cyclictest2348552-21apt-get21:05:143
2230717991917,1cyclictest0-21swapper/321:00:123
2230713991917,1cyclictest0-21swapper/223:55:132
2230713991917,1cyclictest0-21swapper/223:55:122
2230713991916,2cyclictest2404820-21apt-get22:00:102
2230713991915,2cyclictest2363567-21cron21:19:592
223071399190,19cyclictest0-21swapper/220:34:402
2230711991917,1cyclictest2531996-21basename00:05:001
2230711991917,1cyclictest0-21swapper/123:50:121
2230711991917,1cyclictest0-21swapper/120:45:121
2230711991917,1cyclictest0-21swapper/120:05:131
2230711991917,1cyclictest0-21swapper/119:31:461
2230711991917,1cyclictest0-21swapper/100:05:121
2230711991915,2cyclictest0-21swapper/121:55:121
223071199190,1cyclictest0-21swapper/119:35:121
223071199190,18cyclictest1-21systemd22:05:001
2230708991918,1cyclictest0-21swapper/020:01:200
2230708991917,1cyclictest0-21swapper/023:15:120
2230708991917,1cyclictest0-21swapper/019:40:120
223070899190,1cyclictest0-21swapper/023:40:120
223070899190,1cyclictest0-21swapper/021:05:230
223070899190,19cyclictest64-21kcompactd021:43:300
2230717991816,1cyclictest0-21swapper/321:30:133
2230717991815,1cyclictest0-21swapper/300:20:133
2230717991814,3cyclictest0-21swapper/321:14:273
2230717991814,2cyclictest2478575-21sort23:10:183
2230713991817,1cyclictest64-21kcompactd021:34:202
2230713991815,2cyclictest2436261-21irqcore22:30:182
2230711991816,1cyclictest0-21swapper/119:25:121
2230711991815,2cyclictest2441312-21ps22:35:171
223071199180,1cyclictest0-21swapper/121:19:171
2230708991817,1cyclictest0-21swapper/019:25:110
2230708991817,1cyclictest0-21swapper/000:20:120
2230708991815,2cyclictest2409900-21apt-get22:05:130
2230708991814,3cyclictest61650irq/133-enp0s29f1:rx-019:50:110
2230717991714,2cyclictest2486213-21idleruntime-cro23:20:003
2230717991714,2cyclictest0-21swapper/319:25:003
2230717991714,1cyclictest0-21swapper/323:20:143
2230713991711,3cyclictest2501770-21sshd23:35:132
2230711991715,1cyclictest0-21swapper/123:25:121
2230711991714,2cyclictest0-21swapper/121:10:001
2230708991715,1cyclictest0-21swapper/023:25:130
2230708991715,1cyclictest0-21swapper/019:21:340
2230708991713,3cyclictest61650irq/133-enp0s29f1:rx-000:30:220
2230708991713,2cyclictest2389612-21apt-get21:45:110
2230708991713,2cyclictest2318095-21/usr/sbin/munin20:35:150
2230711991613,2cyclictest0-21swapper/119:40:141
2230711991613,1cyclictest0-21swapper/122:05:131
2230708991615,1cyclictest0-21swapper/021:33:160
2230708991612,3cyclictest61650irq/133-enp0s29f1:rx-023:50:110
2230708991612,3cyclictest61650irq/133-enp0s29f1:rx-019:45:110
2230708991612,3cyclictest2429571-21unixbench_singl22:20:270
2230713991513,1cyclictest0-21swapper/219:21:012
2230713991512,2cyclictest2476850-21irqcore23:10:162
2230713991511,3cyclictest2399142-21sshd21:51:152
2230711991511,2cyclictest2537339-21sshd00:10:121
223071199150,14cyclictest0-21swapper/120:50:131
2230708991512,2cyclictest61650irq/133-enp0s29f1:rx-021:55:240
2230713991411,2cyclictest2420196-21cpuspeed_turbos22:15:122
223071199148,4cyclictest0-21swapper/121:50:141
2230711991411,2cyclictest0-21swapper/122:35:001
2230708991411,2cyclictest61650irq/133-enp0s29f1:rx-020:40:170
2230713991312,1cyclictest0-21swapper/221:10:412
2230713991310,2cyclictest2348620-21cpuspeed_turbos21:05:152
223071199139,3cyclictest3777322-21systemd-journal23:17:131
2230711991311,1cyclictest64-21kcompactd022:12:311
2230711991310,2cyclictest0-21swapper/121:14:591
223070899130,4cyclictest2363748-21cat21:20:000
223071799128,3cyclictest491ktimers/319:15:133
223071199129,2cyclictest2478569-21kthreadcore23:10:181
223070899129,2cyclictest2440534-21cron22:35:000
223070899128,3cyclictest2532341-21cpuspeed_turbos00:05:140
223071399119,1cyclictest0-21swapper/219:55:122
223071799105,3cyclictest2230733-21cat19:10:003
22307089980,6cyclictest2230627-21latency_hist19:10:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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