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2026-08-18 - 01:46
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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 Mon Aug 17, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
93436299271,23cyclictest938567-21runrttasks07:10:232
93436699252,21cyclictest0-21swapper/307:40:273
93436699252,20cyclictest1058035-21apt-get09:10:143
934366992520,3cyclictest1175785-21apt-get11:05:123
93436699251,5cyclictest1073781-21cut09:25:183
93436699251,21cyclictest1088512-21apt-get09:40:163
93436699251,20cyclictest1103763-21apt-get09:55:143
93436099251,21cyclictest970502-21apt-get07:45:121
93435799252,21cyclictest1078345-21apt-get09:30:130
93435799251,4cyclictest1123845-21idleruntime-cro10:15:000
93435799251,4cyclictest1123845-21idleruntime-cro10:15:000
934366992420,2cyclictest1185946-21apt-get11:15:113
93436699241,21cyclictest0-21swapper/310:45:223
93436699241,20cyclictest944725-21apt-get07:20:133
93436699241,20cyclictest1216391-21apt-get11:45:133
93436299242,2cyclictest1139392-21apt-get10:30:142
93436299242,2cyclictest1078345-21apt-get09:30:122
934362992420,2cyclictest1170716-21apt-get11:00:122
93436299241,3cyclictest1113924-21apt-get10:05:132
93436299241,1cyclictest0-21swapper/208:30:102
93436299240,22cyclictest1113653-21idleruntime-cro10:05:002
934360992420,2cyclictest1206228-21apt-get11:35:111
934360992419,3cyclictest1119022-21apt-get10:10:151
934360992419,3cyclictest1119022-21apt-get10:10:151
93435799242,20cyclictest1134320-21apt-get10:25:110
934357992420,2cyclictest990806-21apt-get08:05:120
934357992420,2cyclictest1093622-21apt-get09:45:110
934357992420,2cyclictest1011538-21apt-get08:25:140
934357992415,6cyclictest1072996-21cron09:24:590
93435799241,21cyclictest0-21swapper/009:10:140
934366992319,2cyclictest0-21swapper/312:00:133
93436699231,3cyclictest3777322-21systemd-journal09:00:003
93436699231,2cyclictest1119022-21apt-get10:10:153
93436699231,2cyclictest1119022-21apt-get10:10:153
93436699230,21cyclictest1246651-21cron12:15:003
93436699230,20cyclictest934559-21apt-get07:10:123
93436699230,20cyclictest0-21swapper/312:20:123
93436699230,20cyclictest0-21swapper/310:30:143
93436699230,19cyclictest0-21swapper/310:15:123
934362992320,2cyclictest0-21swapper/210:50:172
934362992319,2cyclictest1231676-21apt-get12:00:132
934362992318,3cyclictest965460-21chrt07:40:142
93436299231,2cyclictest1241837-21apt-get12:10:122
93436299231,2cyclictest0-21swapper/210:35:162
93436299231,2cyclictest0-21swapper/208:50:002
93436299231,20cyclictest1052959-21apt-get09:05:112
93436299230,3cyclictest960085-21cron07:35:002
93436299230,21cyclictest1134069-21grep10:25:002
934360992319,2cyclictest1088512-21apt-get09:40:161
93436099231,2cyclictest1170024-21latency_hist11:00:011
93436099231,21cyclictest1104246-21irqcore09:55:181
93436099230,20cyclictest0-21swapper/108:45:141
93436099230,20cyclictest0-21swapper/108:40:141
93436099230,20cyclictest0-21swapper/108:10:121
93436099230,19cyclictest0-21swapper/110:00:131
93435799231,3cyclictest1175785-21apt-get11:05:120
93435799231,2cyclictest1165198-21apt-get10:55:110
93435799231,2cyclictest1149509-21apt-get10:40:140
93435799231,2cyclictest0-21swapper/007:40:130
93435799231,20cyclictest1191018-21apt-get11:20:110
93435799231,20cyclictest1027123-21apt-get08:40:140
934366992219,1cyclictest0-21swapper/307:50:143
934366992218,2cyclictest0-21swapper/312:35:113
93436699221,1cyclictest0-21swapper/308:25:143
93436699220,20cyclictest0-21swapper/311:20:113
93436699220,19cyclictest0-21swapper/312:25:123
93436699220,19cyclictest0-21swapper/310:50:133
934362992219,2cyclictest1256009-21ntpq12:20:212
934362992219,2cyclictest1191018-21apt-get11:20:112
934362992219,2cyclictest0-21swapper/212:05:132
934362992219,2cyclictest0-21swapper/211:15:122
934362992219,2cyclictest0-21swapper/210:55:122
934362992219,2cyclictest0-21swapper/210:25:122
934362992217,3cyclictest3777322-21systemd-journal07:19:592
93436299221,1cyclictest0-21swapper/212:30:122
93436299221,1cyclictest0-21swapper/209:50:102
93436299220,20cyclictest0-21swapper/209:20:122
934360992219,2cyclictest965457-21apt-get07:40:131
934360992219,2cyclictest1226603-21apt-get11:55:111
934360992218,2cyclictest1037737-21apt-get08:50:111
934360992217,3cyclictest1025963-21ntpq08:35:211
93436099221,2cyclictest1221527-21apt-get11:50:111
93436099221,20cyclictest1235579-21ntpq12:00:221
93436099220,20cyclictest1257126-21apt-get12:25:121
93436099220,19cyclictest0-21swapper/111:30:111
93436099220,19cyclictest0-21swapper/109:15:121
934357992219,2cyclictest1038221-21irqcore08:50:160
93435799221,20cyclictest939653-21apt-get07:15:120
93435799221,20cyclictest1063109-21apt-get09:15:120
93435799221,20cyclictest1042806-21apt-get08:55:110
93435799221,20cyclictest1032245-21apt-get08:45:130
93435799221,19cyclictest1201135-21apt-get11:30:110
93435799221,19cyclictest0-21swapper/012:10:120
93435799220,21cyclictest1196589-21grep11:25:170
934366992118,2cyclictest960866-21cut07:35:173
934366992118,2cyclictest1169110-21ntpq10:55:193
934366992118,2cyclictest1082096-21seq09:30:183
934366992118,2cyclictest0-21swapper/311:10:133
934366992118,2cyclictest0-21swapper/309:05:113
934366992118,1cyclictest0-21swapper/311:35:123
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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