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2026-06-09 - 03:28
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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 Jun 09, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74986992924,3cyclictest3777322-21systemd-journal20:50:003
74973992923,4cyclictest213240-21ls21:25:000
7498699260,24cyclictest316172-21tr23:05:183
7497699261,21cyclictest193255-21apt-get21:05:121
7497399261,23cyclictest3777322-21systemd-journal21:00:150
7498699251,2cyclictest269555-21apt-get22:20:133
74979992521,2cyclictest0-21swapper/200:34:592
74979992520,3cyclictest116068-21apt-get19:50:112
7497699252,2cyclictest152298-21apt-get20:25:111
7497699252,20cyclictest392911-21apt-get00:20:111
7497699251,22cyclictest387126-21munin-run00:15:011
7497399252,2cyclictest249312-21apt-get22:00:110
74973992521,2cyclictest223595-21apt-get21:35:110
7497399251,3cyclictest702-21runrttasks19:50:110
7497399251,22cyclictest325724-21apt-get23:15:090
7498699242,2cyclictest111018-21apt-get19:45:133
74986992420,3cyclictest90688-21apt-get19:25:123
7498699241,2cyclictest64-21kcompactd000:32:453
7498699241,20cyclictest212282-21strings21:20:193
74979992419,3cyclictest114924-21ntpq19:45:212
7497999241,3cyclictest162946-21apt-get20:35:132
7497999241,2cyclictest151175-21ntpq20:20:212
7497999240,22cyclictest259122-21idleruntime-cro22:09:592
7497999240,22cyclictest233871-21sh21:45:002
74976992420,2cyclictest183169-21apt-get20:55:111
7497699241,22cyclictest2030852chrt21:14:241
7497699241,21cyclictest244258-21apt-get21:55:111
7497699240,23cyclictest254066-21cron22:04:591
74973992420,3cyclictest402774-21sh00:30:000
74973992420,2cyclictest295361-21apt-get22:45:120
74973992420,2cyclictest244258-21apt-get21:55:110
7497399241,21cyclictest397718-21sh00:25:000
7497399241,21cyclictest280107-21apt-get22:30:110
74986992318,4cyclictest346143-21idleruntime-cro23:35:013
74986992318,3cyclictest0-21swapper/319:15:123
7498699231,2cyclictest264470-21apt-get22:15:093
7498699231,21cyclictest233870-21sh21:44:593
7498699231,21cyclictest0-21swapper/321:00:113
7498699231,20cyclictest516-21rs:main3
7498699231,20cyclictest0-21swapper/320:20:113
7498699230,21cyclictest376978-21cron00:05:013
7498699230,1cyclictest131658-21apt-get20:05:143
7497999232,20cyclictest315667-21apt-get23:05:142
74979992320,2cyclictest234146-21apt-get21:45:122
74979992320,2cyclictest218542-21apt-get21:30:122
74979992319,2cyclictest331301-21irqcore23:20:172
74979992319,2cyclictest274606-21apt-get22:25:112
74979992319,2cyclictest136710-21apt-get20:10:132
74979992319,2cyclictest136710-21apt-get20:10:122
74979992319,2cyclictest105987-21apt-get19:40:132
7497999231,20cyclictest198335-21apt-get21:10:112
7497999230,19cyclictest0-21swapper/221:35:112
7497999230,19cyclictest0-21swapper/221:00:112
74976992320,2cyclictest362999-21kthreadcore23:50:161
74976992319,3cyclictest3777322-21systemd-journal23:40:011
74976992319,2cyclictest290284-21apt-get22:40:131
74976992319,2cyclictest259396-21apt-get22:10:121
74976992319,2cyclictest0-21swapper/123:40:121
74976992319,2cyclictest0-21swapper/120:50:121
7497699231,2cyclictest310613-21apt-get23:00:111
7497699231,20cyclictest105710-21cron19:40:001
7497699231,20cyclictest0-21swapper/123:30:011
7497699231,19cyclictest0-21swapper/119:20:111
74973992320,2cyclictest387812-21apt-get00:15:130
7497399231,2cyclictest75500-21apt-get19:10:120
7497399231,2cyclictest229098-21apt-get21:40:130
7497399231,20cyclictest300435-21apt-get22:50:100
7498699222,1cyclictest157398-21apt-get20:30:113
74986992219,2cyclictest284914-21cron22:34:593
74986992219,2cyclictest0-21swapper/323:50:113
74986992219,2cyclictest0-21swapper/320:10:133
74986992219,2cyclictest0-21swapper/320:10:123
74986992218,2cyclictest0-21swapper/323:30:003
74986992218,2cyclictest0-21swapper/321:10:113
74986992217,4cyclictest388316-21grep00:15:173
7498699220,21cyclictest356594-21latency_hist23:45:003
7498699220,1cyclictest0-21swapper/300:36:003
7498699220,19cyclictest0-21swapper/322:35:113
74979992219,2cyclictest391rcuc/223:45:012
74979992219,2cyclictest351216-21taskset23:40:012
74979992219,2cyclictest0-21swapper/200:00:012
74979992218,2cyclictest95787-21apt-get19:30:112
7497999220,1cyclictest0-21swapper/222:55:122
7497999220,1cyclictest0-21swapper/222:55:112
7497999220,19cyclictest0-21swapper/221:15:102
74976992218,3cyclictest360797-21runrttasks23:45:191
74976992218,2cyclictest279752-21gpgv22:30:011
74976992218,2cyclictest208456-21apt-get21:20:101
74976992218,2cyclictest0-21swapper/100:25:121
7497699221,2cyclictest0-21swapper/121:50:121
7497699220,2cyclictest320696-21apt-get23:10:121
7497699220,2cyclictest168025-21runrttasks20:40:121
7497699220,20cyclictest0-21swapper/122:35:101
7497699220,20cyclictest0-21swapper/120:15:001
7497699220,20cyclictest0-21swapper/120:15:001
7497699220,19cyclictest0-21swapper/119:40:131
74973992219,2cyclictest80599-21apt-get19:15:110
74973992219,2cyclictest0-21swapper/023:45:110
74973992219,2cyclictest0-21swapper/021:10:120
74973992218,2cyclictest382308-21apt-get00:10:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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