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2026-04-03 - 19:08
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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 Fri Apr 03, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1282092992920,2cyclictest1472361-21apt-get10:15:110
1282092992824,2cyclictest1620468-21awk12:40:010
1282097992719,7cyclictest0-21swapper/210:30:002
1282094992721,4cyclictest1441551-21apt-get09:45:121
1282094992720,5cyclictest1467509-21grep10:10:151
1282097992624,1cyclictest1529842-21grep11:10:152
128209499261,21cyclictest1364908-21apt-get08:30:111
128210299251,21cyclictest1431423-21apt-get09:35:123
1282097992522,2cyclictest1544247-21munin-run11:25:002
128209499251,3cyclictest1354778-21apt-get08:20:121
128209499251,3cyclictest1339235-21apt-get08:05:111
128209499251,21cyclictest0-21swapper/109:25:101
128209499251,20cyclictest1462234-21apt-get10:05:151
128209499250,21cyclictest0-21swapper/111:45:101
128210299242,20cyclictest1509105-21apt-get10:50:123
1282102992420,2cyclictest1610654-21apt-get12:30:113
1282102992418,4cyclictest1349045-21turbostat08:14:593
128210299241,20cyclictest1595489-21apt-get12:15:133
128210299240,20cyclictest1452125-21apt-get09:55:113
1282097992420,2cyclictest1514180-21apt-get10:55:102
128209799241,3cyclictest1477142-21cron10:20:012
128209799241,21cyclictest1436498-21apt-get09:40:112
128209799240,23cyclictest1451854-21idleruntime-cro09:55:002
1282094992420,2cyclictest1519212-21apt-get11:00:111
1282094992419,2cyclictest1559693-21apt-get11:40:151
128209499241,3cyclictest1292842-21apt-get07:20:111
128209499241,21cyclictest1574097-21ntpq11:50:211
128209499241,20cyclictest1544507-21apt-get11:25:121
128209499241,20cyclictest0-21swapper/110:15:121
128209499241,19cyclictest0-21swapper/112:25:111
128209499240,21cyclictest1580014-21sh12:00:001
128209499240,21cyclictest1580014-21sh11:59:591
128209299242,20cyclictest1580281-21apt-get12:00:110
128209299241,3cyclictest1426379-21apt-get09:30:110
128209299240,23cyclictest1564606-21apt-config11:45:010
1282102992316,5cyclictest1478332-21cut10:20:153
128210299231,2cyclictest1374991-21apt-get08:40:113
128210299231,19cyclictest0-21swapper/312:00:123
128210299230,22cyclictest1472850-21sort10:15:163
128210299230,20cyclictest0-21swapper/307:35:113
128209799233,19cyclictest1570697-21grep11:50:162
1282097992319,2cyclictest1498951-21apt-get10:40:102
1282097992318,3cyclictest1375479-21grep08:40:162
128209799231,2cyclictest1334184-21apt-get08:00:112
128209799231,20cyclictest0-21swapper/207:40:132
1282094992320,2cyclictest1534393-21apt-get11:15:101
1282094992319,2cyclictest1406163-21apt-get09:10:111
1282094992319,2cyclictest0-21swapper/111:20:121
1282094992318,3cyclictest0-21swapper/108:15:141
128209499231,2cyclictest1585336-21apt-get12:05:131
128209499231,21cyclictest1306981-21ntpq07:30:201
128209499231,20cyclictest1554342-21awk11:34:591
128209499230,20cyclictest0-21swapper/112:10:111
128209499230,20cyclictest0-21swapper/107:50:111
1282092992320,2cyclictest1529342-21apt-get11:10:120
1282092992320,1cyclictest1524265-21apt-get11:05:110
1282092992319,3cyclictest1328706-21apt-get07:55:100
1282092992319,2cyclictest1308071-21apt-get07:35:110
1282092992318,3cyclictest1389896-21cut08:55:000
1282092992317,4cyclictest1508832-21sh10:49:590
128209299231,2cyclictest261-21systemd-journal09:50:000
128209299231,21cyclictest1297918-21apt-get07:25:110
128209299231,20cyclictest1421324-21apt-get09:25:100
128209299231,20cyclictest1359854-21apt-get08:25:120
128209299230,20cyclictest64-21kcompactd009:15:050
128209299230,20cyclictest64-21kcompactd009:15:050
1282102992219,2cyclictest1421057-21cron09:25:003
1282102992219,2cyclictest0-21swapper/308:24:593
1282102992218,2cyclictest1389882-21sh08:55:003
1282102992218,2cyclictest1334184-21apt-get08:00:123
128210299221,20cyclictest1400440-21apt-get09:05:033
128210299221,20cyclictest0-21swapper/309:00:003
128210299221,1cyclictest1411239-21apt-get09:15:123
128210299221,1cyclictest1411239-21apt-get09:15:113
128210299221,19cyclictest1421826-21cut09:25:153
128210299220,2cyclictest1297649-21idleruntime-cro07:25:003
128210299220,20cyclictest0-21swapper/309:00:123
128210299220,20cyclictest0-21swapper/308:30:113
128210299220,19cyclictest0-21swapper/311:00:133
128210299220,19cyclictest0-21swapper/308:05:113
128210299220,19cyclictest0-21swapper/307:45:123
1282097992219,2cyclictest64-21kcompactd012:36:102
1282097992219,2cyclictest0-21swapper/211:40:142
1282097992218,2cyclictest0-21swapper/209:50:012
1282097992217,3cyclictest1410966-21idleruntime-cro09:15:002
1282097992217,3cyclictest1390574-21apt-get08:55:112
128209799221,20cyclictest0-21swapper/212:01:132
128209799221,20cyclictest0-21swapper/209:05:132
128209799221,20cyclictest0-21swapper/207:15:112
128209799220,2cyclictest1519700-21grep11:00:172
128209799220,20cyclictest1368786-21ntpq08:30:202
128209799220,20cyclictest1328043-21https07:55:002
128209799220,20cyclictest0-21swapper/207:55:112
1282094992219,2cyclictest0-21swapper/112:00:121
1282094992219,1cyclictest0-21swapper/110:50:121
1282094992219,1cyclictest0-21swapper/108:50:121
1282094992218,2cyclictest0-21swapper/110:20:121
1282094992214,1cyclictest1287110-21idleruntime-cro07:15:001
128209499221,20cyclictest0-21swapper/110:25:201
128209499221,20cyclictest0-21swapper/108:13:481
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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