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2026-01-11 - 04:38
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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 100 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
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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