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2026-04-23 - 01:54
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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 Wed Apr 22, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
182459699321,2cyclictest0-21swapper/307:25:163
182459699311,28cyclictest2099693-21cron11:40:003
182459699310,2cyclictest1905997-21cron08:29:593
182459699300,1cyclictest1916129-21cron08:39:593
182459699300,1cyclictest1916129-21cron08:39:593
182459699281,1cyclictest1865423-21apt-get07:50:103
182459699280,4cyclictest1845599-21cut07:30:163
182459699280,3cyclictest2120679-21tr12:00:163
182459699280,1cyclictest0-21swapper/310:30:143
1824588992824,2cyclictest2068856-21idleruntime-cro11:10:000
1824596992719,7cyclictest64-21kcompactd009:46:523
1824596992715,9cyclictest2125241-21apt-get12:05:113
182459699270,2cyclictest1957492-21df09:20:123
182459699270,18cyclictest1952421-21cut09:15:123
182459399271,21cyclictest2003202-21apt-get10:05:112
182459099276,2cyclictest1865174-21awk07:50:001
1824590992724,2cyclictest516-21rs:main1
182459699260,24cyclictest0-21swapper/311:25:113
182459699260,24cyclictest0-21swapper/311:25:113
182459399261,22cyclictest2105027-21apt-get11:45:112
182459399261,22cyclictest0-21swapper/207:40:102
182459399261,21cyclictest1967875-21apt-get09:30:122
182459399261,21cyclictest1850194-21apt-get07:35:102
182459099261,21cyclictest0-21swapper/111:00:121
1824596992518,6cyclictest0-21swapper/307:45:133
182459699250,1cyclictest64-21kcompactd007:35:423
1824593992520,3cyclictest2069134-21apt-get11:10:112
1824593992520,3cyclictest2059005-21apt-get11:00:122
182459399251,3cyclictest0-21swapper/208:40:172
182459399251,22cyclictest2125244-21seq12:05:112
182459099251,21cyclictest1988085-21apt-get09:50:111
182459099251,20cyclictest0-21swapper/109:00:111
182458899252,20cyclictest1855271-21apt-get07:40:100
182458899251,21cyclictest2110082-21apt-get11:50:100
1824596992420,2cyclictest1896152-21apt-get08:20:123
1824596992418,5cyclictest64-21kcompactd011:46:463
182459699240,2cyclictest64-21kcompactd009:58:103
182459699240,21cyclictest2110085-21taskset11:50:113
182459699240,19cyclictest0-21swapper/308:44:313
182459699240,18cyclictest1941016-21ntpq09:00:203
182459399242,3cyclictest1921909-21apt-get08:45:122
182459399242,3cyclictest1921909-21apt-get08:45:112
1824593992420,2cyclictest2155636-21apt-get12:35:102
1824593992419,3cyclictest1972927-21apt-get09:35:112
1824593992419,3cyclictest1947227-21apt-get09:10:122
182459399241,3cyclictest2120190-21apt-get12:00:122
182459399241,3cyclictest1875486-21apt-get08:00:132
182459399241,20cyclictest1937072-21apt-get09:00:112
182459399241,20cyclictest0-21swapper/210:20:112
182459399241,20cyclictest0-21swapper/210:10:152
182459399240,22cyclictest1967201-21idleruntime-cro09:30:012
182459399240,22cyclictest1834686-21cron07:20:012
182459399240,21cyclictest0-21swapper/211:15:122
182459399240,21cyclictest0-21swapper/207:30:122
1824590992419,2cyclictest0-21swapper/109:15:121
182459099241,20cyclictest1998148-21apt-get10:00:131
182458899241,21cyclictest2099978-21apt-get11:40:120
1824596992320,2cyclictest2053689-21turbostat.cron10:54:593
1824596992319,2cyclictest1824809-21apt-get07:10:113
1824596992317,5cyclictest1886069-21irqcore08:10:143
1824596992317,5cyclictest0-21swapper/307:40:113
182459699230,20cyclictest2053951-21apt-get10:55:123
182459699230,20cyclictest0-21swapper/312:20:113
1824593992319,2cyclictest1906282-21apt-get08:30:132
1824593992319,2cyclictest0-21swapper/208:35:122
1824593992319,2cyclictest0-21swapper/208:35:112
1824593992317,4cyclictest2104777-21sleep11:45:002
182459399231,3cyclictest1982773-21munin-run09:45:012
182459399231,2cyclictest2028543-21apt-get10:30:122
182459399230,2cyclictest2033597-21apt-get10:35:112
182459399230,21cyclictest0-21swapper/208:05:112
182459399230,20cyclictest0-21swapper/210:45:112
1824590992319,2cyclictest2048852-21apt-get10:50:111
1824590992318,3cyclictest1947722-21ps09:10:161
182459099231,2cyclictest2094946-21apt-get11:35:121
182459099231,2cyclictest1839754-21munin-run07:25:001
182459099231,2cyclictest0-21swapper/108:25:121
182459099231,20cyclictest0-21swapper/109:00:011
182459099230,3cyclictest1967570-21dpkg09:30:011
182459099230,2cyclictest0-21swapper/109:30:131
182459099230,20cyclictest0-21swapper/111:50:111
182459099230,20cyclictest0-21swapper/110:10:111
182458899232,2cyclictest2140406-21apt-get12:20:110
1824588992319,2cyclictest1911357-21apt-get08:35:120
1824588992319,2cyclictest1911357-21apt-get08:35:110
182458899231,2cyclictest2145507-21apt-get12:25:120
182458899231,21cyclictest1849073-21ntpq07:30:210
182458899231,19cyclictest1885570-21apt-get08:10:100
182458899231,19cyclictest1824583-21cyclictest10:40:060
182458899230,3cyclictest2155358-21cron12:35:000
182458899230,20cyclictest0-21swapper/007:50:110
1824596992219,2cyclictest2028262-21cron10:30:003
1824596992219,2cyclictest0-21swapper/309:35:133
1824596992218,2cyclictest2150325-21turbostat12:30:003
182459699220,2cyclictest2135072-21awk12:15:003
182459699220,20cyclictest0-21swapper/308:30:143
182459699220,19cyclictest0-21swapper/311:30:113
182459699220,19cyclictest0-21swapper/309:40:123
182459699220,19cyclictest0-21swapper/308:15:123
182459699220,19cyclictest0-21swapper/308:05:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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