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2026-01-11 - 12:55
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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 Jan 11, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2056228993127,2cyclictest0-21swapper/221:55:012
205622399297,3cyclictest2152523-21turbostat.cron20:45:001
205622899261,22cyclictest2086860-21apt-get19:40:122
205622399262,21cyclictest2137579-21apt-get20:30:111
2056228992520,3cyclictest2189062-21apt-get21:20:122
2056228992520,3cyclictest2122413-21apt-get20:15:132
205622899251,3cyclictest2061534-21apt-get19:15:102
205622399251,21cyclictest2224618-21apt-get21:55:111
205622099252,21cyclictest2076704-21apt-get19:30:120
205622099250,5cyclictest2311250-21taskset23:20:130
2056230992419,3cyclictest2102140-21apt-get19:55:133
2056230992419,2cyclictest0-21swapper/321:20:123
205623099241,21cyclictest2183988-21apt-get21:15:103
205623099240,21cyclictest2373334-21ps00:20:173
205623099240,20cyclictest0-21swapper/322:20:103
205622899242,21cyclictest2336577-21apt-get23:45:112
2056228992420,3cyclictest0-21swapper/221:05:122
2056228992419,3cyclictest2346436-21idleruntime-cro23:55:012
2056228992419,3cyclictest2172731-21sh21:05:002
2056228992418,4cyclictest2097041-21taskset19:50:112
205622899241,3cyclictest2209363-21apt-get21:40:112
205622899241,2cyclictest2351935-21apt-get00:00:022
205622899241,21cyclictest2107183-21apt-get20:00:132
2056228992412,10cyclictest2269967-21cron22:40:002
205622899241,20cyclictest0-21swapper/222:00:122
205622399242,20cyclictest2234755-21apt-get22:05:111
2056223992420,2cyclictest2311246-21apt-get23:20:131
2056223992420,2cyclictest2204295-21apt-get21:35:121
205622399241,20cyclictest2388113-21apt-get00:35:131
205622399241,20cyclictest2382993-21apt-get00:30:101
2056220992421,2cyclictest2265184-21apt-get22:35:180
205622099241,21cyclictest500-21dbus-daemon21:15:010
205622099241,21cyclictest2347133-21apt-get23:55:120
205622099241,21cyclictest2157856-21apt-get20:50:120
205622099241,21cyclictest2127471-21apt-get20:20:100
2056230992318,3cyclictest261-21systemd-journal21:50:213
205623099230,20cyclictest0-21swapper/319:50:113
2056228992319,2cyclictest0-21swapper/222:50:112
2056228992318,3cyclictest2310973-21idleruntime-cro23:20:002
2056228992316,4cyclictest2239848-21apt-get22:10:112
205622899231,2cyclictest0-21swapper/219:10:122
205622899231,21cyclictest2316322-21apt-get23:25:102
205622899231,20cyclictest2142382-21cron20:35:002
205622899231,1cyclictest2071672-21apt-get19:25:122
2056223992319,2cyclictest2249987-21apt-get22:20:091
2056223992319,2cyclictest2132525-21apt-get20:25:121
2056223992313,2cyclictest301rcuc/121:19:591
205622399231,2cyclictest2117315-21apt-get20:10:141
205622399230,3cyclictest2353104-21grep00:00:151
205622399230,22cyclictest0-21swapper/123:40:221
205622399230,20cyclictest2270245-21apt-get22:40:131
205622399230,20cyclictest0-21swapper/119:45:111
205622399230,20cyclictest0-21swapper/119:45:111
205622399230,19cyclictest0-21swapper/100:15:111
205622099231,21cyclictest2147735-21apt-get20:40:120
205622099231,20cyclictest2229710-21apt-get22:00:120
205622099231,20cyclictest2187971-21ntpq21:15:210
205622099231,20cyclictest0-21swapper/000:10:110
205622099231,19cyclictest2228578-21ntpq21:55:210
205622099230,22cyclictest2301075-21dpkg23:10:040
2056230992219,2cyclictest2147477-21munin-run20:40:003
2056230992219,2cyclictest0-21swapper/323:55:113
2056230992219,2cyclictest0-21swapper/323:20:223
2056230992219,1cyclictest2086860-21apt-get19:40:123
2056230992218,2cyclictest2290548-21apt-get23:00:123
205623099221,20cyclictest0-21swapper/323:10:113
205623099220,20cyclictest2321377-21taskset23:30:113
205623099220,20cyclictest0-21swapper/323:25:103
205623099220,19cyclictest0-21swapper/319:20:093
2056228992219,1cyclictest0-21swapper/222:25:122
205622899221,2cyclictest0-21swapper/222:55:102
205622899221,2cyclictest0-21swapper/221:35:132
205622899221,20cyclictest0-21swapper/221:15:202
205622899220,20cyclictest0-21swapper/220:35:112
2056223992218,2cyclictest2280360-21apt-get22:50:121
2056223992218,2cyclictest0-21swapper/120:20:121
205622399221,1cyclictest2056435-21apt-get19:10:121
205622399220,3cyclictest2157859-21taskset20:50:111
205622399220,2cyclictest2285949-21ps22:55:151
205622399220,19cyclictest0-21swapper/123:30:121
205622399220,19cyclictest0-21swapper/122:30:101
205622399220,19cyclictest0-21swapper/122:30:101
205622399220,19cyclictest0-21swapper/121:40:111
205622399220,19cyclictest0-21swapper/120:15:131
2056220992219,2cyclictest2270245-21apt-get22:40:130
2056220992219,2cyclictest2244941-21apt-get22:15:120
2056220992218,3cyclictest2387767-21sshd00:34:180
205622099221,2cyclictest2285453-21apt-get22:55:110
205622099221,20cyclictest2392108-21ntpq00:35:220
205622099221,20cyclictest0-21swapper/000:05:130
205622099221,1cyclictest2275291-21apt-get22:45:110
205622099221,1cyclictest2142657-21apt-get20:35:110
205622099220,20cyclictest0-21swapper/021:20:120
205622099220,1cyclictest0-21swapper/019:35:100
2056230992119,1cyclictest2198043-21ntpq21:25:213
2056230992119,1cyclictest0-21swapper/322:45:133
2056230992119,1cyclictest0-21swapper/321:35:123
2056230992119,1cyclictest0-21swapper/320:55:113
2056230992119,1cyclictest0-21swapper/300:35:133
2056230992119,1cyclictest0-21swapper/300:00:113
2056230992118,2cyclictest2243841-21ntpq22:10:223
2056230992118,2cyclictest2091959-21apt-get19:45:113
2056230992118,2cyclictest2091959-21apt-get19:45:103
2056230992118,1cyclictest0-21swapper/320:15:133
205623099211,1cyclictest0-21swapper/323:55:023
205623099211,1cyclictest0-21swapper/300:15:113
205623099210,20cyclictest2238724-21sshd22:05:223
205623099210,1cyclictest0-21swapper/320:20:123
205623099210,19cyclictest2300415-21latency_hist23:10:003
205623099210,19cyclictest0-21swapper/322:00:123
205623099210,18cyclictest0-21swapper/320:10:143
2056228992119,1cyclictest0-21swapper/219:20:092
2056228992118,2cyclictest2367757-21apt-get00:15:102
2056228992118,2cyclictest2254785-21cron22:25:002
2056228992118,2cyclictest2161736-21ntpq20:50:212
2056228992118,2cyclictest0-21swapper/220:40:122
2056228992118,2cyclictest0-21swapper/220:10:142
2056228992117,2cyclictest2372838-21apt-get00:20:122
205622899211,1cyclictest0-21swapper/223:10:112
205622899210,2cyclictest0-21swapper/220:20:122
205622899210,20cyclictest0-21swapper/223:20:122
205622899210,20cyclictest0-21swapper/222:45:002
205622899210,20cyclictest0-21swapper/221:30:212
205622899210,20cyclictest0-21swapper/221:10:122
205622899210,20cyclictest0-21swapper/219:45:112
205622899210,20cyclictest0-21swapper/219:45:112
205622899210,1cyclictest2331533-21apt-get23:40:122
2056223992119,1cyclictest0-21swapper/123:50:121
2056223992119,1cyclictest0-21swapper/122:25:111
2056223992118,1cyclictest2372838-21apt-get00:20:121
2056223992117,2cyclictest0-21swapper/123:15:001
205622399210,19cyclictest2173424-21apt-get21:05:121
205622399210,19cyclictest0-21swapper/121:10:111
205622399210,18cyclictest0-21swapper/122:35:181
2056220992119,1cyclictest0-21swapper/020:55:100
2056220992118,2cyclictest2127208-21munin-run20:20:000
2056220992118,2cyclictest0-21swapper/022:20:090
2056220992118,2cyclictest0-21swapper/021:30:120
2056220992118,2cyclictest0-21swapper/019:55:130
205622099211,1cyclictest0-21swapper/020:45:110
205622099210,20cyclictest2243762-21ntpq22:10:210
205622099210,20cyclictest0-21swapper/023:40:140
205622099210,20cyclictest0-21swapper/023:30:110
205622099210,20cyclictest0-21swapper/022:25:130
205622099210,20cyclictest0-21swapper/021:40:210
205622099210,20cyclictest0-21swapper/020:25:120
205622099210,20cyclictest0-21swapper/019:45:210
205622099210,20cyclictest0-21swapper/019:45:210
205622099210,20cyclictest0-21swapper/000:15:110
205622099210,1cyclictest2172737-21apt-get21:05:000
2056230992018,1cyclictest0-21swapper/322:35:223
2056230992018,1cyclictest0-21swapper/320:00:123
2056230992016,3cyclictest2161738-21sshd20:50:213
205623099200,1cyclictest0-21swapper/320:40:123
205623099200,1cyclictest0-21swapper/320:25:123
205623099200,1cyclictest0-21swapper/319:10:113
2056228992017,2cyclictest2112236-21apt-get20:05:122
205622899200,1cyclictest0-21swapper/220:45:112
2056223992018,1cyclictest0-21swapper/119:15:101
2056223992017,2cyclictest2152790-21apt-get20:45:111
2056220992018,1cyclictest2066593-21apt-get19:20:100
2056220992017,2cyclictest2117318-21taskset20:10:130
205622099200,1cyclictest0-21swapper/023:05:000
205622099200,19cyclictest0-21swapper/021:05:120
205622099200,19cyclictest0-21swapper/019:50:190
205622099200,19cyclictest0-21swapper/019:15:100
2056230991917,1cyclictest2377916-21apt-get00:25:123
2056230991917,1cyclictest0-21swapper/321:30:123
2056230991917,1cyclictest0-21swapper/319:25:113
2056230991917,1cyclictest0-21swapper/300:10:093
2056230991917,1cyclictest0-21swapper/300:05:133
2056230991916,2cyclictest0-21swapper/319:35:093
2056230991915,2cyclictest0-21swapper/321:05:003
2056228991915,2cyclictest0-21swapper/221:45:122
205622899190,18cyclictest2300406-21cron23:10:012
2056223991917,1cyclictest0-21swapper/123:55:111
2056223991917,1cyclictest0-21swapper/121:25:121
2056223991917,1cyclictest0-21swapper/120:35:111
2056223991917,1cyclictest0-21swapper/119:30:121
205622399190,11cyclictest2167699-21munin-run21:00:001
2056220991918,1cyclictest0-21swapper/020:30:110
2056220991917,1cyclictest2326476-21apt-get23:35:110
2056220991917,1cyclictest2198964-21unin-run21:30:000
2056220991917,1cyclictest2071672-21apt-get19:25:110
2056220991917,1cyclictest0-21swapper/022:30:110
2056220991917,1cyclictest0-21swapper/022:30:110
2056220991915,3cyclictest2117034-21cron20:09:590
2056230991816,1cyclictest2255061-21apt-get22:25:113
2056230991816,1cyclictest0-21swapper/322:40:133
2056230991816,1cyclictest0-21swapper/322:15:123
2056230991816,1cyclictest0-21swapper/320:45:113
2056230991813,3cyclictest261-21systemd-journal23:00:003
2056228991815,2cyclictest0-21swapper/222:45:112
2056228991814,3cyclictest2245009-21cpuspeed_turbos22:15:132
2056223991816,1cyclictest0-21swapper/123:15:121
2056223991816,1cyclictest0-21swapper/122:45:211
2056223991816,1cyclictest0-21swapper/100:10:111
205622399180,2cyclictest2087344-21ps19:40:161
2056220991816,1cyclictest0-21swapper/019:10:110
2056220991816,1cyclictest0-21swapper/000:25:130
2056220991815,2cyclictest2300415-21latency_hist23:10:010
2056220991814,3cyclictest261-21systemd-journal23:55:010
2056230991715,1cyclictest2066347-21awk19:20:003
2056228991715,1cyclictest0-21swapper/223:35:112
2056228991714,2cyclictest377-21hwrng20:26:422
2056228991713,2cyclictest2357739-21cpuspeed_turbos00:05:142
2056228991712,3cyclictest2106917-21sh20:00:002
2056223991714,1cyclictest0-21swapper/122:00:121
2056223991713,3cyclictest2295332-21idleruntime-cro23:05:001
2056223991712,4cyclictest2106926-21awk20:00:001
205622399170,1cyclictest0-21swapper/121:45:211
2056220991715,1cyclictest2214455-21apt-get21:45:110
2056220991715,1cyclictest0-21swapper/023:25:100
2056220991715,1cyclictest0-21swapper/021:35:120
2056220991715,1cyclictest0-21swapper/000:20:110
2056220991714,2cyclictest0-21swapper/022:05:110
2056220991713,2cyclictest0-21swapper/023:20:000
2056230991613,2cyclictest2306164-21apt-get23:15:123
2056230991613,2cyclictest0-21swapper/320:10:003
2056230991612,3cyclictest2330456-21nvmesmart_nvme023:35:223
2056230991612,3cyclictest2182833-21unixbench_multi21:10:243
2056230991611,3cyclictest0-21swapper/321:45:003
2056228991612,3cyclictest2224723-21cpuspeed_turbos21:55:122
2056228991612,2cyclictest2162886-21apt-get20:55:102
2056228991612,2cyclictest0-21swapper/219:30:122
2056223991613,2cyclictest2111971-21idleruntime-cro20:05:001
2056220991614,1cyclictest0-21swapper/019:40:120
2056230991513,1cyclictest0-21swapper/321:55:113
2056230991512,2cyclictest2173519-21cpuspeed_turbos21:05:133
2056230991511,3cyclictest2137647-21cpuspeed_turbos20:30:123
205622899151,4cyclictest2086598-21awk19:39:592
2056228991513,1cyclictest2294460-21ntpq23:00:202
2056228991512,2cyclictest2261081-21kthreadcore22:30:162
2056228991512,2cyclictest2261081-21kthreadcore22:30:162
2056228991512,2cyclictest0-21swapper/223:55:112
2056228991511,3cyclictest2235076-21gltestperf22:05:152
2056228991510,3cyclictest2321779-21gltestperf23:30:152
2056223991513,1cyclictest0-21swapper/119:20:091
2056223991513,1cyclictest0-21swapper/100:05:131
2056223991512,2cyclictest2240023-21fschecks_count22:10:131
2056223991510,4cyclictest261-21systemd-journal20:05:201
205622399150,13cyclictest2382743-21basename00:30:001
2056220991511,3cyclictest261-21systemd-journal23:49:550
2056220991511,3cyclictest2219723-21fschecks_count21:50:140
2056230991412,1cyclictest0-21swapper/300:30:103
2056230991411,2cyclictest2263405-21kthreadcore22:30:183
2056230991411,2cyclictest2263405-21kthreadcore22:30:173
2056228991411,2cyclictest2378005-21cpuspeed_turbos00:25:122
2056228991411,2cyclictest0-21swapper/200:14:592
2056228991410,2cyclictest0-21swapper/200:30:242
2056223991412,1cyclictest0-21swapper/121:20:131
2056223991411,2cyclictest2326773-21gltestperf23:35:141
2056223991411,2cyclictest2296089-21irqcore23:05:181
2056223991410,3cyclictest2071964-21gltestperf19:25:151
2056223991410,2cyclictest2097527-21grep19:50:151
2056223991410,2cyclictest0-21swapper/121:05:011
2056220991411,2cyclictest61650irq/133-enp0s29f1:rx-020:00:220
2056220991410,2cyclictest2352616-21apt-get00:00:110
205623099139,3cyclictest2214747-21gltestperf21:45:143
2056230991311,1cyclictest0-21swapper/323:45:113
205622899137,4cyclictest2194133-21apt-get21:25:122
2056228991310,2cyclictest2388440-21gltestperf00:35:162
2056223991311,1cyclictest0-21swapper/122:15:111
2056223991310,2cyclictest2199203-21apt-get21:30:121
205622099139,2cyclictest0-21swapper/022:50:260
205623099127,4cyclictest2284315-21ntpq22:50:213
205622399127,3cyclictest261-21systemd-journal19:37:041
2056223991210,1cyclictest0-21swapper/121:50:151
205623099119,2cyclictest2045835-21kworker/3:2+events_freezable_power_19:32:473
205623099117,3cyclictest2331601-21cpuspeed_turbos23:40:133
205622399106,3cyclictest2340528-21ntpq23:45:211
205622399101,1cyclictest2056140-21latency_hist19:09:591
20562289997,1cyclictest0-21swapper/219:09:592
20562239996,2cyclictest311ktimers/123:25:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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