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2026-05-08 - 01:16
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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 Thu May 07, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2396725992825,2cyclictest2441969-21fwupd07:51:563
239672599271,21cyclictest2498734-21apt-get08:50:113
239672299271,22cyclictest2595818-21apt-get10:25:112
239672599261,22cyclictest0-21swapper/309:15:083
2396722992619,5cyclictest2652222-21seq11:20:112
239672299261,23cyclictest2462887-21sshd08:15:002
239672299260,23cyclictest0-21swapper/208:40:122
239672299260,23cyclictest0-21swapper/207:10:122
239672599251,21cyclictest0-21swapper/312:20:113
239672599250,3cyclictest2707270-21smartctl12:10:233
239672599250,21cyclictest0-21swapper/312:30:113
2396722992519,3cyclictest2529132-21apt-get09:20:102
239672299251,2cyclictest0-21swapper/207:15:102
239672299251,21cyclictest2463231-21apt-get08:15:102
239672299251,21cyclictest0-21swapper/212:25:122
239672299251,20cyclictest0-21swapper/207:45:092
239672099251,21cyclictest2590740-21apt-get10:20:121
239672099251,21cyclictest2447599-21apt-get08:00:111
239672599242,2cyclictest2412157-21apt-get07:25:123
2396725992420,2cyclictest2728583-21apt-get12:35:133
2396725992418,5cyclictest2411870-21cron07:25:003
239672599241,22cyclictest2621996-21irqcore10:50:153
239672599241,21cyclictest2534630-21chrt09:25:113
239672599241,21cyclictest2534630-21chrt09:25:113
239672599240,3cyclictest2666302-21taskset11:30:213
2396722992419,2cyclictest0-21swapper/208:25:122
2396722992418,4cyclictest2560361-21runrttasks09:50:162
2396722992418,3cyclictest2610742-21turbostat10:40:002
239672299241,2cyclictest2677583-21taskset11:45:102
239672299241,2cyclictest2508872-21apt-get09:00:112
239672299241,20cyclictest0-21swapper/209:45:102
239672299241,20cyclictest0-21swapper/208:45:112
239672299240,4cyclictest2442231-21cron07:55:012
239672299240,2cyclictest0-21swapper/209:12:592
239672299240,21cyclictest2657783-21sed11:25:152
239672299240,20cyclictest0-21swapper/208:55:112
239672099242,19cyclictest2687668-21apt-get11:55:111
2396720992420,2cyclictest2723503-21apt-get12:30:101
2396720992420,2cyclictest2708335-21apt-get12:15:101
2396720992420,2cyclictest2452648-21apt-get08:05:141
239672099241,21cyclictest2611430-21apt-get10:40:121
239672099241,20cyclictest2457717-21apt-get08:10:121
239672099241,20cyclictest2442514-21apt-get07:55:131
239672099241,20cyclictest2427364-21apt-get07:40:121
239672099241,1cyclictest0-21swapper/112:35:131
239672099240,22cyclictest2417207-21apt-get07:30:101
239672099240,20cyclictest0-21swapper/107:10:121
239671599241,21cyclictest2697822-21apt-get12:05:130
2396725992319,3cyclictest2504323-21ps08:55:163
2396725992319,2cyclictest0-21swapper/310:00:093
2396725992319,2cyclictest0-21swapper/309:05:143
2396725992319,2cyclictest0-21swapper/308:25:123
239672599231,2cyclictest0-21swapper/312:00:123
239672599231,21cyclictest0-21swapper/311:50:123
239672599231,20cyclictest0-21swapper/312:05:133
239672599230,3cyclictest2493372-21idleruntime-cro08:45:003
239672599230,3cyclictest2427087-21basename07:40:003
239672599230,20cyclictest0-21swapper/311:15:123
239672599230,20cyclictest0-21swapper/309:30:113
239672599230,20cyclictest0-21swapper/309:20:103
239672599230,20cyclictest0-21swapper/308:35:123
239672599230,20cyclictest0-21swapper/308:30:103
239672599230,20cyclictest0-21swapper/307:55:133
239672599230,20cyclictest0-21swapper/307:30:113
2396722992319,2cyclictest0-21swapper/211:15:112
2396722992318,3cyclictest2580626-21apt-get10:10:112
239672299230,3cyclictest2518705-21cron09:10:002
239672299230,2cyclictest2696717-21ntpq12:00:202
239672299230,2cyclictest0-21swapper/208:20:162
239672299230,20cyclictest0-21swapper/212:20:112
239672299230,20cyclictest0-21swapper/212:15:102
239672299230,20cyclictest0-21swapper/211:05:112
239672299230,1cyclictest0-21swapper/209:55:122
2396720992319,2cyclictest2713369-21apt-get12:20:111
239672099231,2cyclictest2647160-21apt-get11:15:111
239672099231,2cyclictest2632022-21apt-get11:00:111
239672099231,2cyclictest2621512-21apt-get10:50:101
239672099231,20cyclictest2478189-21latency_hist08:30:001
239672099230,21cyclictest0-21swapper/109:40:121
239672099230,21cyclictest0-21swapper/108:45:111
239672099230,20cyclictest2463195-21apt-get08:15:021
239672099230,20cyclictest0-21swapper/110:25:111
239672099230,19cyclictest0-21swapper/108:40:121
2396715992319,2cyclictest2682613-21apt-get11:50:120
2396715992319,2cyclictest2402041-21apt-get07:15:100
239671599231,2cyclictest2539719-21apt-get09:30:110
239671599231,21cyclictest2585682-21apt-get10:15:110
239671599231,20cyclictest2478457-21apt-get08:30:120
239671599230,22cyclictest2447352-21awk08:00:010
239671599230,21cyclictest0-21swapper/008:50:110
239671599230,20cyclictest2662372-21apt-get11:30:110
2396725992219,2cyclictest2631325-21idleruntime-cro10:59:593
2396725992219,2cyclictest2493641-21apt-get08:45:103
2396725992219,1cyclictest0-21swapper/308:20:113
2396725992218,3cyclictest2432907-21irqcore07:45:143
2396725992218,2cyclictest2544766-21apt-get09:35:113
2396725992218,2cyclictest0-21swapper/311:55:113
2396725992218,2cyclictest0-21swapper/309:50:133
2396725992218,2cyclictest0-21swapper/308:10:123
239672599221,20cyclictest64-21kcompactd012:16:183
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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