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2026-03-14 - 17:51
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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 Sat Mar 14, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1983304994239,2cyclictest2121208-21fwupd09:24:212
198330999261,5cyclictest2309918-21cron12:30:003
198330499267,11cyclictest2028831-21awk07:54:592
198330299263,22cyclictest0-21swapper/112:05:011
1983302992620,3cyclictest2315273-21apt-get12:35:131
1983302992620,3cyclictest2091213-21apt-get08:55:121
198330299261,5cyclictest2219061-21sed11:00:171
198330299261,22cyclictest2187631-21apt-get10:30:121
198330299261,22cyclictest2008786-21apt-get07:35:131
198330299261,21cyclictest2039199-21apt-get08:05:131
198330999253,21cyclictest0-21swapper/311:25:003
198330999253,21cyclictest0-21swapper/307:55:003
1983309992523,1cyclictest2274794-21apt-get11:55:103
198330999252,2cyclictest2279850-21apt-get12:00:133
1983309992520,3cyclictest2249549-21apt-get11:30:113
1983309992520,3cyclictest0-21swapper/307:25:133
198330999251,21cyclictest2269741-21apt-get11:50:113
198330299252,2cyclictest2239326-21apt-get11:20:111
1983302992520,3cyclictest2305141-21apt-get12:25:121
1983302992520,3cyclictest2244424-21apt-get11:25:121
1983302992520,3cyclictest2202835-21apt-get10:45:131
1983302992520,3cyclictest2023992-21apt-get07:50:111
198330299251,3cyclictest2070439-21apt-get08:35:131
198330299251,3cyclictest2070439-21apt-get08:35:121
198330299251,21cyclictest2003731-21apt-get07:30:121
198330299251,21cyclictest0-21swapper/112:15:141
198330299251,21cyclictest0-21swapper/111:45:101
198330299251,21cyclictest0-21swapper/111:15:111
198330299250,23cyclictest2193189-21tr10:35:171
198330299250,22cyclictest2183035-21grep10:25:161
1983309992421,2cyclictest0-21swapper/310:45:173
1983309992419,3cyclictest2213082-21grep10:55:013
198330999241,20cyclictest2106352-21apt-get09:10:113
198330999241,20cyclictest0-21swapper/308:55:113
198330999240,23cyclictest2063814-21chrt08:25:213
198330999240,23cyclictest2063814-21chrt08:25:203
198330999240,20cyclictest0-21swapper/308:00:113
198330499242,21cyclictest2086112-21apt-get08:50:112
1983304992420,2cyclictest2161910-21munin-plugin-st10:05:002
198330499240,23cyclictest2136483-21ls09:40:012
1983302992420,2cyclictest2254603-21apt-get11:35:111
1983302992419,3cyclictest2080589-21apt-get08:45:111
1983302992419,3cyclictest0-21swapper/108:30:211
198330299241,3cyclictest2111910-21sed09:15:151
198330299241,2cyclictest2259635-21apt-get11:40:121
198330299241,2cyclictest2152057-21apt-get09:55:121
198330299241,20cyclictest0-21swapper/110:40:101
198330299241,20cyclictest0-21swapper/109:40:121
198330299241,20cyclictest0-21swapper/107:25:121
198329999242,2cyclictest2075494-21apt-get08:40:120
1983299992420,2cyclictest2310195-21apt-get12:30:110
1983299992420,2cyclictest2264687-21apt-get11:45:100
198329999241,2cyclictest2197766-21apt-get10:40:100
198330999234,7cyclictest2304220-21sed12:20:243
1983309992321,1cyclictest0-21swapper/311:10:103
1983309992321,1cyclictest0-21swapper/308:17:053
1983309992320,2cyclictest2120368-21ntpq09:20:213
1983309992320,2cyclictest0-21swapper/308:50:243
1983309992320,1cyclictest2146943-21apt-get09:50:113
1983309992319,3cyclictest2029093-21apt-get07:55:143
1983309992319,2cyclictest2295010-21seq12:15:103
1983309992319,2cyclictest2172348-21apt-get10:15:103
198330999231,3cyclictest0-21swapper/311:25:163
1983304992320,2cyclictest2207929-21apt-get10:50:122
1983304992320,2cyclictest2018914-21apt-get07:45:122
1983304992319,2cyclictest2253475-21ntpq11:30:202
198330499231,2cyclictest2080589-21apt-get08:45:112
198330499231,21cyclictest2285053-21runrttasks12:05:112
1983302992320,2cyclictest2101298-21apt-get09:05:131
1983302992319,3cyclictest2212937-21latency_hist10:54:591
1983302992319,2cyclictest2034144-21apt-get08:00:111
1983302992318,3cyclictest2875-21cron07:24:591
1983302992318,3cyclictest2284902-21apt-get12:05:101
198330299231,2cyclictest0-21swapper/111:05:121
198330299231,21cyclictest2275281-21grep11:55:151
198330299231,21cyclictest2253423-21ntpq11:30:191
198330299231,21cyclictest2145765-21ntpq09:45:191
198330299231,20cyclictest0-21swapper/110:20:111
198330299230,3cyclictest1993392-21munin-plugin-st07:20:001
198330299230,20cyclictest0-21swapper/109:10:111
198330299230,20cyclictest0-21swapper/107:55:131
1983299992320,2cyclictest2213445-21apt-get10:55:130
1983299992319,2cyclictest2234253-21apt-get11:15:110
1983299992318,4cyclictest2239828-21irqcore11:20:150
1983299992317,5cyclictest2004226-21ps07:30:160
198329999231,2cyclictest2162165-21apt-get10:05:110
198329999231,20cyclictest2167257-21apt-get10:10:110
198330999228,4cyclictest0-21swapper/312:10:173
198330999224,6cyclictest2178452-21cut10:20:163
198330999223,1cyclictest0-21swapper/309:35:143
1983309992221,1cyclictest0-21swapper/307:43:453
1983309992219,2cyclictest2239046-21cron11:19:593
1983309992219,2cyclictest0-21swapper/307:30:103
1983309992219,1cyclictest2065387-21apt-get08:30:123
1983309992218,2cyclictest0-21swapper/309:00:113
198330999221,2cyclictest64-21kcompactd010:59:263
198330999221,20cyclictest0-21swapper/310:00:113
198330999220,2cyclictest0-21swapper/310:35:143
198330999220,19cyclictest0-21swapper/311:00:133
198330999220,19cyclictest0-21swapper/310:05:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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