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2026-09-19 - 22:02
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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 Sat Sep 19, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1296656992823,3cyclictest1-21systemd08:35:012
129665899262,21cyclictest1491829-21apt-get10:20:123
1296653992620,3cyclictest1579959-21apt-get11:45:121
129665399261,22cyclictest1312079-21apt-get07:25:121
129665899252,21cyclictest1605406-21apt-get12:10:143
1296658992519,4cyclictest1373524-21cron08:25:013
1296656992520,3cyclictest1394942-21apt-get08:45:142
129665399252,21cyclictest1528719-21apt-get10:55:151
129665399252,21cyclictest1460874-21apt-get09:50:111
1296653992520,3cyclictest1471042-21apt-get10:00:141
129665399251,3cyclictest1511892-21latency_hist10:40:001
129665399251,3cyclictest1317102-21apt-get07:30:121
129665399250,23cyclictest1574476-21apt-key11:40:001
129664999252,22cyclictest1595221-21apt-get12:00:130
129664999250,23cyclictest1625857-21cron12:30:000
1296658992420,2cyclictest1430483-21apt-get09:20:133
129665899240,22cyclictest1587264-21sed11:50:173
129665899240,20cyclictest0-21swapper/311:45:123
129665699241,3cyclictest1579959-21apt-get11:45:122
129665699241,21cyclictest1544001-21apt-get11:10:142
129665399241,3cyclictest1455805-21apt-get09:45:121
129665399241,21cyclictest1523625-21apt-get10:50:131
129665399241,21cyclictest1384791-21apt-get08:35:131
129665399240,22cyclictest1554639-21ps11:20:171
1296649992420,3cyclictest1554143-21apt-get11:20:130
1296649992420,2cyclictest1496923-21apt-get10:25:120
1296649992420,2cyclictest1491829-21apt-get10:20:130
1296649992419,3cyclictest1440621-21apt-get09:30:130
1296649992419,2cyclictest1574912-21apt-get11:40:120
129664999241,21cyclictest1348076-21apt-get08:00:110
1296658992320,2cyclictest1600335-21apt-get12:05:123
1296658992319,2cyclictest0-21swapper/311:25:143
129665899231,19cyclictest1569420-21apt-get11:35:143
129665899230,20cyclictest0-21swapper/311:15:133
129665899230,20cyclictest0-21swapper/310:55:143
129665899230,20cyclictest0-21swapper/309:30:143
1296656992319,2cyclictest1327266-21apt-get07:40:122
129665699231,2cyclictest1559260-21apt-get11:25:152
129665699231,2cyclictest1410149-21apt-get09:00:112
1296653992319,2cyclictest0-21swapper/111:00:121
1296653992319,2cyclictest0-21swapper/107:55:121
1296653992318,3cyclictest1430196-21cron09:20:001
129665399231,21cyclictest1363238-21apt-get08:15:131
129665399230,2cyclictest0-21swapper/112:20:121
129665399230,21cyclictest1362965-21cron08:15:001
129665399230,20cyclictest0-21swapper/109:40:121
129664999231,2cyclictest1610449-21apt-get12:15:120
129664999231,2cyclictest1549069-21apt-get11:15:120
129664999231,2cyclictest1405081-21apt-get08:55:140
129664999231,21cyclictest1374228-21apt-get08:25:120
129664999231,21cyclictest1358169-21apt-get08:10:130
129664999231,20cyclictest1564376-21apt-get11:30:150
129664999231,20cyclictest1430483-21apt-get09:20:130
1296658992219,2cyclictest1368147-21awk08:20:013
129665899221,2cyclictest1626133-21apt-get12:30:123
129665899221,2cyclictest1307010-21apt-get07:20:113
129665899221,20cyclictest1476665-21sed10:05:163
129665899221,1cyclictest0-21swapper/310:10:133
129665899221,19cyclictest1501773-21latency_hist10:30:003
129665899221,19cyclictest0-21swapper/311:40:123
129665899220,2cyclictest1425917-21grep09:15:193
129665899220,21cyclictest1971890-21fwupd08:43:233
129665899220,19cyclictest0-21swapper/312:15:123
129665899220,19cyclictest0-21swapper/312:00:143
129665899220,19cyclictest0-21swapper/309:35:133
1296656992219,2cyclictest1635114-21ntpq12:35:222
1296656992219,2cyclictest1389864-21apt-get08:40:142
1296656992217,4cyclictest1630955-21idleruntime-cro12:35:002
129665699221,20cyclictest1533832-21apt-get11:00:122
129665699220,2cyclictest1574220-21latency_hist11:40:002
129665699220,2cyclictest0-21swapper/209:50:112
129665699220,19cyclictest0-21swapper/212:25:132
129665699220,19cyclictest0-21swapper/211:05:122
129665699220,19cyclictest0-21swapper/210:25:122
129665699220,19cyclictest0-21swapper/210:20:122
129665399223,18cyclictest1615243-21cron12:20:001
1296653992219,2cyclictest1512589-21apt-get10:40:151
1296653992219,2cyclictest1502038-21apt-get10:30:121
1296653992219,2cyclictest1341479-21ntpq07:50:241
1296653992219,2cyclictest0-21swapper/111:15:121
1296653992219,2cyclictest0-21swapper/111:10:151
1296653992219,2cyclictest0-21swapper/108:00:121
1296653992218,3cyclictest1327754-21sed07:40:161
1296653992217,3cyclictest1600338-21chrt12:05:111
129665399221,2cyclictest0-21swapper/109:35:131
129665399221,2cyclictest0-21swapper/109:25:121
129665399221,20cyclictest64-21kcompactd011:59:141
129665399220,2cyclictest0-21swapper/110:45:121
129665399220,21cyclictest1424307-21ntpq09:10:221
129665399220,21cyclictest0-21swapper/110:10:381
1296649992219,2cyclictest1615948-21apt-get12:20:120
1296649992219,2cyclictest1399736-21sh08:49:590
1296649992219,1cyclictest1332364-21apt-get07:45:130
1296649992219,1cyclictest0-21swapper/009:50:110
129664999221,2cyclictest64-21kcompactd010:53:060
129664999221,2cyclictest1419182-21ntpq09:05:210
129664999221,2cyclictest0-21swapper/011:25:140
129664999221,20cyclictest1490664-21ntpq10:15:220
129664999221,20cyclictest1450758-21apt-get09:40:120
129664999221,20cyclictest1414136-21ntpq09:00:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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