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2026-07-12 - 12:10
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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 Jul 12, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
995685993223,1cyclictest0-21swapper/319:30:003
99568599310,21cyclictest0-21swapper/320:55:133
995681993027,2cyclictest1-21systemd20:45:002
99567899261,23cyclictest1261983-21sed23:30:151
99567899261,21cyclictest1041666-21apt-get19:55:131
995685992519,3cyclictest1184658-21apt-get22:15:113
99568599250,21cyclictest1215911-21irqcore22:45:183
99568199252,20cyclictest1246282-21apt-get23:15:132
995681992520,3cyclictest1092808-21apt-get20:45:122
99568199251,20cyclictest0-21swapper/220:35:122
99568199251,20cyclictest0-21swapper/220:35:122
995678992520,3cyclictest1056872-21apt-get20:10:091
99567899251,21cyclictest1241223-21apt-get23:10:111
99567899251,21cyclictest1113434-21apt-get21:05:141
99567899251,20cyclictest1072070-21apt-get20:25:131
99567899250,23cyclictest1205037-21cron22:34:591
99567899250,22cyclictest1292332-21taskset00:00:111
99567599252,21cyclictest1215427-21apt-get22:45:140
995675992521,2cyclictest516-21rs:main0
99568599242,2cyclictest1210368-21apt-get22:40:133
995685992419,3cyclictest1224436-21ntpq22:50:223
99568599241,20cyclictest0-21swapper/320:45:113
99568199242,2cyclictest1190165-21apt-get22:20:112
995681992420,2cyclictest1108399-21apt-get21:00:122
99568199241,21cyclictest1042163-21ps19:55:172
99568199240,21cyclictest1144245-21grep21:35:152
995678992420,2cyclictest1026406-21apt-get19:40:111
995678992419,3cyclictest1103321-21apt-get20:55:141
99567899241,20cyclictest1046736-21apt-get20:00:131
99567899240,23cyclictest1225280-21cron22:54:591
99567899240,20cyclictest0-21swapper/123:50:131
995675992417,5cyclictest1134183-21cut21:25:150
99567599241,21cyclictest1138713-21apt-get21:30:120
99567599241,21cyclictest1087282-21apt-get20:40:130
995685992320,2cyclictest995671-21cyclictest23:25:123
995685992320,2cyclictest0-21swapper/323:50:003
995685992319,2cyclictest0-21swapper/321:40:123
995685992318,3cyclictest1328808-21irqcore00:35:193
99568599231,3cyclictest1112279-21ntpq21:00:213
99568599231,2cyclictest1118491-21apt-get21:10:123
99568599231,2cyclictest1092167-21apt-config20:45:003
99568599231,2cyclictest1021313-21apt-get19:35:123
99568599231,20cyclictest0-21swapper/323:40:103
99568599230,3cyclictest1124055-21irqcore21:15:193
99568599230,20cyclictest0-21swapper/323:05:133
99568599230,20cyclictest0-21swapper/323:05:123
99568599230,20cyclictest0-21swapper/319:15:133
99568199233,1cyclictest0-21swapper/221:20:162
99568199232,2cyclictest1098288-21apt-get20:50:122
99568199231,2cyclictest0-21swapper/222:30:112
99568199231,20cyclictest1261497-21taskset23:30:102
99568199230,2cyclictest1143470-21cron21:35:002
99568199230,21cyclictest1286995-21awk23:55:012
99568199230,20cyclictest0-21swapper/222:15:112
99568199230,20cyclictest0-21swapper/221:10:122
99568199230,20cyclictest0-21swapper/221:05:142
99568199230,20cyclictest0-21swapper/200:10:122
99568199230,19cyclictest0-21swapper/223:00:102
995678992318,2cyclictest1153856-21apt-get21:45:121
995678992317,4cyclictest1011660-21ps19:25:191
99567899231,2cyclictest1164440-21apt-get21:55:151
99567899231,1cyclictest1256417-21apt-get23:25:131
99567899230,22cyclictest1173637-21find22:00:251
99567899230,20cyclictest0-21swapper/123:00:091
99567899230,20cyclictest0-21swapper/121:00:121
99567899230,19cyclictest1123571-21apt-get21:15:151
995675992319,2cyclictest1163750-21apt-get21:55:040
995675992319,2cyclictest1143743-21apt-get21:35:100
995675992318,3cyclictest1236148-21apt-get23:05:140
995675992318,3cyclictest1236148-21apt-get23:05:130
995675992318,2cyclictest1148778-21apt-get21:40:130
99567599231,2cyclictest0-21swapper/023:35:130
99567599231,20cyclictest1323184-21apt-get00:30:120
99567599231,20cyclictest0-21swapper/019:20:240
99567599230,22cyclictest1097629-21apt-key20:50:000
995685992219,1cyclictest0-21swapper/322:30:113
995685992219,1cyclictest0-21swapper/300:20:133
995685992218,2cyclictest0-21swapper/300:25:133
995685992218,2cyclictest0-21swapper/300:05:123
99568599221,20cyclictest0-21swapper/321:20:213
99568599221,1cyclictest1067020-21apt-get20:20:123
99568599221,1cyclictest0-21swapper/322:20:113
99568599220,20cyclictest0-21swapper/322:00:133
99568599220,20cyclictest0-21swapper/320:00:133
99568599220,19cyclictest0-21swapper/323:35:133
99568599220,19cyclictest0-21swapper/322:25:143
995681992219,2cyclictest1307968-21apt-get00:15:112
995681992219,2cyclictest1195222-21apt-get22:25:142
995681992219,1cyclictest0-21swapper/221:50:122
995681992218,2cyclictest1225989-21apt-get22:55:142
995681992217,2cyclictest0-21swapper/222:05:112
99568199221,20cyclictest0-21swapper/222:00:002
99568199221,20cyclictest0-21swapper/220:28:522
99568199220,20cyclictest1026409-21seq19:40:112
99568199220,20cyclictest0-21swapper/219:50:122
99568199220,19cyclictest0-21swapper/200:25:122
99568199220,19cyclictest0-21swapper/200:20:132
995678992219,2cyclictest64-21kcompactd019:24:211
995678992219,2cyclictest1128627-21apt-get21:20:121
995678992219,2cyclictest0-21swapper/120:35:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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