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2026-05-28 - 00:32
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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 May 27, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1564982994945,2cyclictest1733312-21fwupd09:53:551
156498099281,20cyclictest0-21swapper/008:20:110
1564990992724,2cyclictest0-21swapper/310:10:143
156498299262,21cyclictest1774671-21apt-get10:35:111
156498299262,20cyclictest1836910-21apt-get11:35:121
156499099251,21cyclictest1759515-21apt-get10:20:133
156499099251,21cyclictest1667099-21apt-get08:50:113
156499099251,20cyclictest1677185-21apt-get09:00:123
156498299253,3cyclictest1707899-21latency_hist09:30:011
156498299252,21cyclictest1888475-21apt-get12:25:111
156498299251,21cyclictest1616603-21apt-get08:00:121
1564980992520,3cyclictest1847471-21apt-get11:45:100
1564980992520,2cyclictest1687765-21apt-get09:10:120
156498099251,21cyclictest1764583-21apt-get10:25:120
156498099250,5cyclictest1617092-21tr08:00:160
156498099250,24cyclictest1753787-21apt-key10:15:010
1564990992420,2cyclictest1585388-21apt-get07:30:123
156499099241,21cyclictest1862714-21chrt12:00:113
156499099241,21cyclictest1708405-21apt-get09:30:113
156499099241,20cyclictest0-21swapper/310:40:103
1564985992420,2cyclictest1862710-21apt-get12:00:102
156498599241,2cyclictest1742661-21ntpq10:00:202
156498599241,21cyclictest1611508-21apt-get07:55:142
156498599241,20cyclictest1867766-21apt-get12:05:132
1564982992419,3cyclictest1852313-21kworker/1:0+events12:15:101
156498299241,20cyclictest1852540-21apt-get11:50:111
156498299240,22cyclictest1825219-21seq11:20:211
1564980992420,2cyclictest1672153-21apt-get08:55:130
1564980992419,3cyclictest1893550-21apt-get12:30:110
1564980992418,4cyclictest1616332-21awk08:00:000
156498099241,3cyclictest0-21swapper/011:21:050
156498099241,3cyclictest0-21swapper/008:50:120
156498099241,3cyclictest0-21swapper/007:30:120
156498099241,2cyclictest0-21swapper/009:20:110
156498099241,21cyclictest1626462-21ls08:10:000
156498099241,21cyclictest0-21swapper/011:55:110
156498099241,21cyclictest0-21swapper/009:15:100
156498099241,21cyclictest0-21swapper/008:25:130
156498099241,21cyclictest0-21swapper/008:25:130
156498099241,21cyclictest0-21swapper/007:40:110
156498099241,21cyclictest0-21swapper/007:15:130
1564990992319,2cyclictest1882952-21apt-get12:20:133
1564990992319,2cyclictest1657010-21apt-get08:40:123
156499099230,22cyclictest1825210-21ntp_kernel_pll_11:20:213
156499099230,20cyclictest0-21swapper/311:55:103
156499099230,19cyclictest1687069-21idleruntime-cro09:10:013
156498599232,1cyclictest1800935-21apt-get11:00:102
156498599232,1cyclictest1800935-21apt-get11:00:102
156498599231,19cyclictest0-21swapper/212:30:112
156498599230,20cyclictest0-21swapper/211:10:112
1564982992320,2cyclictest1697897-21apt-get09:20:111
156498299231,2cyclictest1723563-21apt-get09:45:111
156498299231,2cyclictest0-21swapper/109:10:001
156498299231,1cyclictest1806025-21apt-get11:05:101
156498299230,1cyclictest0-21swapper/108:30:121
156498299230,19cyclictest0-21swapper/109:35:101
1564980992319,2cyclictest1816187-21apt-get11:15:110
1564980992319,2cyclictest0-21swapper/009:55:130
1564980992319,1cyclictest1754442-21apt-get10:15:100
156498099231,2cyclictest0-21swapper/012:00:100
156498099231,2cyclictest0-21swapper/011:30:100
156498099231,2cyclictest0-21swapper/010:35:550
156498099231,2cyclictest0-21swapper/007:20:110
156498099231,21cyclictest0-21swapper/012:15:190
156498099231,21cyclictest0-21swapper/008:40:120
156498099231,21cyclictest0-21swapper/007:45:120
156498099231,20cyclictest0-21swapper/011:35:120
156498099230,21cyclictest1888168-21cat12:25:020
156498099230,21cyclictest1687065-21ls09:10:000
156498099230,20cyclictest0-21swapper/010:05:100
1564990992220,1cyclictest1733700-21apt-get09:55:123
1564990992219,2cyclictest1846298-21ntpq11:40:193
1564990992218,2cyclictest0-21swapper/308:20:003
156499099220,20cyclictest64-21kcompactd007:54:313
156499099220,20cyclictest0-21swapper/309:10:123
156499099220,19cyclictest0-21swapper/311:05:093
1564985992219,1cyclictest0-21swapper/211:05:102
156498599221,1cyclictest1682259-21apt-get09:05:112
156498599220,20cyclictest0-21swapper/207:30:112
156498599220,19cyclictest0-21swapper/211:15:112
156498599220,18cyclictest0-21swapper/208:10:102
1564982992218,2cyclictest1753777-21https10:15:001
1564982992218,2cyclictest1595964-21apt-get07:40:101
156498299220,3cyclictest1682006-21apt09:05:001
156498299220,21cyclictest1688248-21ps09:10:161
156498299220,1cyclictest64-21kcompactd012:30:391
156498299220,1cyclictest0-21swapper/111:55:101
156498299220,1cyclictest0-21swapper/110:40:111
156498299220,19cyclictest0-21swapper/112:00:101
156498299220,19cyclictest0-21swapper/108:50:111
156498299220,19cyclictest0-21swapper/107:20:111
1564980992219,1cyclictest0-21swapper/010:31:370
1564980992219,1cyclictest0-21swapper/007:10:100
1564980992218,2cyclictest1707744-21apt-get09:30:000
1564980992218,2cyclictest1606026-21apt-get07:50:120
1564980992217,2cyclictest1626734-21apt-get08:10:110
156498099221,2cyclictest0-21swapper/011:10:510
156498099221,2cyclictest0-21swapper/008:49:530
156498099221,20cyclictest0-21swapper/011:05:100
156498099221,20cyclictest0-21swapper/010:50:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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