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2026-05-05 - 04:35
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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 Tue May 05, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
868278993129,1cyclictest903600-21idleruntime-cro19:44:590
86827899271,24cyclictest1098333-21irqcore22:55:160
868284992621,3cyclictest261-21systemd-journal22:40:002
86828499261,21cyclictest1159539-21apt-get23:55:102
86827899261,22cyclictest1026085-21apt-get21:45:110
86827899261,21cyclictest924087-21apt-get20:05:120
86827899260,24cyclictest873985-21irqcore19:15:160
86828899251,21cyclictest913956-21apt-get19:55:123
86828499254,20cyclictest1056623-21cron22:15:002
86828499252,20cyclictest1097850-21apt-get22:55:132
86828499250,21cyclictest1179922-21apt-get00:15:122
868282992522,2cyclictest1133458-21idleruntime-cro23:30:001
86828299251,21cyclictest1148917-21apt-get23:45:111
86828299251,20cyclictest0-21swapper/121:45:111
86827899252,21cyclictest974933-21apt-get20:55:130
86827899251,22cyclictest1195161-21apt-get00:30:110
86827899251,21cyclictest0-21swapper/021:35:120
868288992420,2cyclictest1128668-21apt-get23:25:133
868288992420,2cyclictest1123166-21apt-get23:20:133
86828899241,20cyclictest0-21swapper/320:20:113
86828899241,20cyclictest0-21swapper/320:20:113
868284992420,2cyclictest1020987-21apt-get21:40:122
868284992420,2cyclictest1000677-21apt-get21:20:122
86828499241,3cyclictest1200248-21apt-get00:35:112
86828499240,20cyclictest0-21swapper/222:45:112
868282992420,2cyclictest1102903-21apt-get23:00:131
868282992420,2cyclictest1102903-21apt-get23:00:131
86828299241,20cyclictest888688-21apt-get19:30:121
86828299241,20cyclictest1164689-21apt-get00:00:121
86827899241,3cyclictest1061982-21apt-get22:20:130
86827899241,2cyclictest1179922-21apt-get00:15:120
86827899241,22cyclictest0-21swapper/019:25:110
86827899241,21cyclictest1154463-21apt-get23:50:110
86827899241,21cyclictest0-21swapper/020:10:110
86827899241,20cyclictest1133732-21apt-get23:30:120
868288992319,2cyclictest1118086-21apt-get23:15:123
868288992319,2cyclictest1067082-21apt-get22:25:133
868288992319,2cyclictest1051824-21apt-get22:10:113
868288992316,5cyclictest1011059-21fschecks_time21:30:143
86828899231,21cyclictest1142742-21ntpq23:35:213
86828899230,21cyclictest1086322-21chrt22:40:213
86828899230,20cyclictest0-21swapper/321:35:123
868284992319,2cyclictest949207-21sh20:30:002
86828499230,3cyclictest1072593-21ps22:30:152
86828499230,21cyclictest959703-21chrt20:40:112
86828499230,21cyclictest1031645-21irqcore21:50:162
86828499230,20cyclictest0-21swapper/223:20:122
86828499230,20cyclictest0-21swapper/222:40:102
86828499230,20cyclictest0-21swapper/219:45:122
86828499230,20cyclictest0-21swapper/200:05:162
868282992319,2cyclictest883635-21apt-get19:25:111
868282992318,3cyclictest873986-21ps19:15:161
86828299231,20cyclictest1184998-21apt-get00:20:091
86828299230,20cyclictest1011327-21ps21:30:161
86828299230,20cyclictest0-21swapper/100:15:121
868278992319,2cyclictest1169748-21apt-get00:05:160
868278992319,2cyclictest1123166-21apt-get23:20:120
868278992319,2cyclictest1025833-21munin-run21:45:010
868278992319,2cyclictest0-21swapper/021:10:210
86827899231,2cyclictest989899-21https21:10:010
86827899231,2cyclictest1056899-21apt-get22:15:110
86827899231,2cyclictest0-21swapper/023:00:130
86827899231,2cyclictest0-21swapper/023:00:130
86827899231,21cyclictest1092798-21apt-get22:50:130
86827899231,21cyclictest0-21swapper/019:30:120
86827899230,21cyclictest0-21swapper/000:25:140
868288992218,2cyclictest1077163-21apt-get22:35:103
86828899221,2cyclictest50-21ksoftirqd/320:25:213
86828899220,20cyclictest990567-21apt-get21:10:113
86828899220,19cyclictest0-21swapper/320:05:123
868284992219,2cyclictest0-21swapper/223:30:122
868284992219,2cyclictest0-21swapper/200:25:142
868284992218,2cyclictest988424-21grep21:05:212
868284992218,2cyclictest979751-21kworker/u8:2+flush-259:021:55:082
868284992218,2cyclictest949477-21apt-get20:30:112
86828499221,20cyclictest702-21runrttasks23:35:122
86828499220,20cyclictest1106791-21sshd23:00:212
86828499220,20cyclictest1106791-21sshd23:00:212
86828499220,19cyclictest0-21swapper/223:25:132
86828499220,19cyclictest0-21swapper/221:45:102
86828499220,19cyclictest0-21swapper/220:45:122
868282992220,1cyclictest0-21swapper/122:45:011
868282992219,2cyclictest985068-21chrt21:05:141
868282992219,2cyclictest1190100-21apt-get00:25:141
868282992219,1cyclictest1138785-21apt-get23:35:101
868282992218,2cyclictest1113008-21apt-get23:10:111
868282992218,1cyclictest0-21swapper/100:30:111
86828299221,20cyclictest261-21systemd-journal00:10:211
86828299220,2cyclictest995647-21taskset21:15:121
86828299220,2cyclictest974933-21apt-get20:55:121
86828299220,19cyclictest0-21swapper/122:20:131
86828299220,19cyclictest0-21swapper/121:20:121
868278992220,1cyclictest1082238-21apt-get22:40:090
868278992219,2cyclictest1046770-21apt-get22:05:110
868278992219,2cyclictest0-21swapper/023:15:120
868278992219,2cyclictest0-21swapper/020:35:110
868278992218,2cyclictest0-21swapper/023:25:130
86827899221,20cyclictest64-21kcompactd020:45:140
86827899221,20cyclictest0-21swapper/021:00:180
86827899220,2cyclictest1174821-21apt-get00:10:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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