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2026-09-01 - 09:51
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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 Sep 01, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111375499287,20cyclictest311ktimers/100:27:381
1113759992718,6cyclictest0-21swapper/323:35:123
111375999271,24cyclictest0-21swapper/323:15:123
111375999271,23cyclictest0-21swapper/319:25:143
111375999261,22cyclictest0-21swapper/321:25:123
111375999261,21cyclictest1344750-21apt-get22:55:123
111375799261,21cyclictest1324426-21apt-get22:35:132
1113754992619,5cyclictest1150406-21apt-get19:45:131
111375999251,2cyclictest0-21swapper/320:06:443
111375999251,22cyclictest1282940-21apt-get21:55:133
111375999251,22cyclictest0-21swapper/323:40:123
111375999250,23cyclictest1319828-21sort22:30:173
111375999250,22cyclictest0-21swapper/323:20:113
111375799252,20cyclictest1390394-21apt-get23:40:122
1113757992520,3cyclictest1349824-21apt-get23:00:112
111375799251,20cyclictest1252446-21apt-get21:25:132
111375799251,20cyclictest0-21swapper/220:10:142
111375799251,20cyclictest0-21swapper/200:35:142
111375499251,21cyclictest1138674-21ntpq19:30:211
111375499251,21cyclictest0-21swapper/122:55:121
111375499250,21cyclictest0-21swapper/123:15:121
111375499250,20cyclictest0-21swapper/100:30:151
1113750992522,2cyclictest0-21swapper/021:25:160
1113750992522,1cyclictest0-21swapper/019:45:180
1113759992420,2cyclictest1384113-21ntpq23:30:203
1113759992419,3cyclictest0-21swapper/322:35:123
1113759992419,3cyclictest0-21swapper/319:45:133
1113759992419,2cyclictest0-21swapper/300:25:123
111375999241,2cyclictest1200608-21ntpq20:30:203
111375999241,21cyclictest3777322-21systemd-journal00:35:003
111375999241,21cyclictest0-21swapper/323:10:113
111375999241,20cyclictest0-21swapper/321:20:113
111375999240,20cyclictest1176257-21chrt20:10:123
111375999240,20cyclictest0-21swapper/320:35:123
1113757992420,2cyclictest1232131-21apt-get21:05:122
111375799241,20cyclictest1431553-21apt-get00:25:122
111375799241,20cyclictest0-21swapper/222:15:122
111375799241,20cyclictest0-21swapper/219:50:112
1113754992420,2cyclictest1416375-21apt-get00:10:081
1113754992420,2cyclictest1395465-21apt-get23:45:111
1113754992420,2cyclictest0-21swapper/119:40:001
1113754992417,4cyclictest3871586-21snmpd21:45:081
111375499241,3cyclictest1186469-21apt-get20:20:121
111375499241,20cyclictest1165688-21apt-get20:00:141
111375499240,4cyclictest1410640-21runrttasks00:00:111
111375499240,2cyclictest0-21swapper/119:10:131
111375499240,22cyclictest1319827-21irqcore22:30:171
111375499240,21cyclictest1191560-21apt-get20:25:131
111375499240,21cyclictest0-21swapper/119:20:111
111375099242,2cyclictest1216915-21apt-get20:50:120
111375099241,21cyclictest1385298-21apt-get23:35:130
111375099241,21cyclictest1176254-21apt-get20:10:130
111375099240,23cyclictest64-21kcompactd000:06:320
1113759992321,1cyclictest1415580-21latency_hist00:05:003
1113759992320,2cyclictest500-21dbus-daemon22:09:593
1113759992320,2cyclictest0-21swapper/320:45:013
1113759992319,2cyclictest1257540-21apt-get21:30:133
1113759992319,2cyclictest1119088-21apt-get19:15:123
1113759992317,4cyclictest1278338-21grep21:50:153
111375999231,21cyclictest0-21swapper/320:16:263
111375999231,20cyclictest1113971-21apt-get19:10:133
111375999231,20cyclictest0-21swapper/319:20:113
111375999230,2cyclictest64-21kcompactd000:13:303
111375999230,21cyclictest64-21kcompactd000:35:013
111375999230,21cyclictest0-21swapper/322:45:123
111375999230,21cyclictest0-21swapper/320:00:133
111375999230,20cyclictest64-21kcompactd023:00:563
111375999230,20cyclictest64-21kcompactd019:52:453
111375999230,20cyclictest0-21swapper/323:55:123
111375999230,20cyclictest0-21swapper/321:40:123
111375999230,20cyclictest0-21swapper/321:05:113
1113757992320,2cyclictest0-21swapper/200:30:172
1113757992319,2cyclictest0-21swapper/222:40:112
1113757992318,3cyclictest1288514-21cut22:00:152
1113757992317,4cyclictest1365553-21grep23:15:162
111375799231,3cyclictest1171182-21apt-get20:05:122
111375799231,19cyclictest0-21swapper/220:25:122
111375799231,19cyclictest0-21swapper/220:15:132
111375799230,20cyclictest0-21swapper/223:55:122
111375799230,20cyclictest0-21swapper/220:45:132
111375799230,20cyclictest0-21swapper/220:35:112
111375799230,20cyclictest0-21swapper/220:30:112
111375799230,20cyclictest0-21swapper/219:35:122
111375799230,20cyclictest0-21swapper/219:10:132
1113754992320,2cyclictest1242274-21apt-get21:15:131
1113754992318,3cyclictest1303645-21apt-get22:15:121
1113754992317,3cyclictest0-21swapper/123:35:131
111375499230,2cyclictest0-21swapper/120:59:261
111375499230,21cyclictest1252941-21tr21:25:161
111375499230,21cyclictest0-21swapper/121:05:121
111375499230,20cyclictest0-21swapper/123:40:121
111375499230,20cyclictest0-21swapper/123:10:111
111375499230,20cyclictest0-21swapper/122:45:131
111375499230,20cyclictest0-21swapper/121:55:131
111375499230,20cyclictest0-21swapper/119:25:141
1113750992320,2cyclictest1365059-21apt-get23:15:110
1113750992320,2cyclictest1113745-21cyclictest20:09:590
1113750992319,2cyclictest1410636-21apt-get00:00:110
1113750992318,4cyclictest1426232-21ls00:19:590
111375099231,2cyclictest1247348-21apt-get21:20:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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