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2026-07-18 - 23:07
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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 Jul 18, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
211649599321,28cyclictest2250555-21tr09:20:162
211649599311,4cyclictest2291205-21ps10:00:152
211649599311,22cyclictest2275491-21apt-get09:45:142
211649599310,2cyclictest0-21swapper/207:10:222
211649599301,2cyclictest2396643-21ntpq11:40:202
2116495992919,8cyclictest2306485-21sort10:15:172
211649599281,2cyclictest2173005-21apt-get08:05:122
211649599281,21cyclictest2403323-21apt-get11:50:122
211649599280,26cyclictest0-21swapper/209:05:122
211649599272,2cyclictest2418563-21apt-get12:05:122
2116495992718,8cyclictest2218403-21apt08:50:002
211649599271,25cyclictest0-21swapper/211:32:362
211649599271,24cyclictest0-21swapper/207:40:122
211649599271,21cyclictest2285629-21apt-get09:55:142
211649599270,6cyclictest2136309-21sshd07:25:182
2116501992622,2cyclictest0-21swapper/307:35:163
211650199261,21cyclictest2341510-21apt-get10:50:133
211649599262,3cyclictest2218671-21apt-get08:50:132
2116495992620,3cyclictest2244508-21apt-get09:15:122
2116495992615,9cyclictest3777322-21systemd-journal07:35:002
211649599261,21cyclictest2280556-21apt-get09:50:112
211649599260,20cyclictest0-21swapper/211:35:112
211649199261,21cyclictest2311041-21apt-get10:20:101
211648999265,3cyclictest61650irq/133-enp0s29f1:rx-008:45:110
211650199251,21cyclictest2203464-21apt-get08:35:113
2116495992520,3cyclictest2443868-21apt-get12:30:122
2116495992515,8cyclictest2225134-21ps08:55:182
2116495992515,8cyclictest0-21swapper/210:34:592
211649599251,22cyclictest2398256-21apt-get11:45:142
211649599251,21cyclictest2157799-21apt-get07:50:132
211649599251,21cyclictest0-21swapper/210:35:132
211649599251,20cyclictest0-21swapper/211:55:112
211649599251,20cyclictest0-21swapper/210:05:102
211649599251,20cyclictest0-21swapper/207:35:122
211649199251,21cyclictest2250050-21apt-get09:20:111
211649199251,21cyclictest2193328-21apt-get08:25:111
211649199250,5cyclictest2366219-21sshd11:10:211
211649199250,22cyclictest2152733-21seq07:45:121
2116501992422,1cyclictest2249343-21cron09:20:003
211650199241,20cyclictest2351717-21apt-get11:00:123
211650199241,20cyclictest1-21systemd07:10:193
211650199240,3cyclictest2210743-21sed08:40:183
211650199240,21cyclictest2398758-21irqcore11:45:173
211650199240,21cyclictest2132411-21apt-get07:25:113
211649599242,2cyclictest2255169-21apt-get09:25:112
2116495992420,3cyclictest2341510-21apt-get10:50:122
2116495992420,2cyclictest2362324-21apt-get11:10:132
2116495992420,2cyclictest2167937-21apt-get08:00:132
211649599241,20cyclictest0-21swapper/209:00:132
211649599240,22cyclictest2126649-21apt-get07:20:002
211649599240,21cyclictest0-21swapper/211:25:112
211649599240,20cyclictest0-21swapper/208:30:132
211649599240,20cyclictest0-21swapper/208:30:132
211649599240,1cyclictest64-21kcompactd011:06:472
211649599240,1cyclictest64-21kcompactd011:06:462
2116491992421,2cyclictest516-21rs:main1
2116491992419,3cyclictest2286128-21ps09:55:181
211649199241,3cyclictest2137482-21apt-get07:30:131
211649199241,20cyclictest2346602-21apt-get10:55:131
211649199240,4cyclictest2418309-21munin-plugin-st12:05:011
211649199240,22cyclictest2321227-21chrt10:30:111
211649199240,20cyclictest0-21swapper/108:05:121
211648999242,2cyclictest2295809-21apt-get10:05:100
2116501992320,2cyclictest2178100-21apt-get08:10:153
2116501992319,2cyclictest2188260-21apt-get08:20:123
2116501992319,2cyclictest0-21swapper/310:55:133
211650199231,2cyclictest2284478-21ntpq09:50:213
211650199231,20cyclictest2321224-21apt-get10:30:123
211650199231,20cyclictest0-21swapper/309:30:143
211650199230,21cyclictest2310771-21latency_hist10:19:593
211650199230,20cyclictest0-21swapper/312:10:133
2116495992319,2cyclictest0-21swapper/208:20:122
2116495992318,4cyclictest0-21swapper/210:40:122
2116495992318,3cyclictest2414424-21ps12:00:202
2116495992318,3cyclictest2372444-21apt-get11:20:122
211649599231,2cyclictest2265348-21apt-get09:35:092
211649599231,21cyclictest0-21swapper/208:40:222
211649599231,20cyclictest0-21swapper/211:00:122
211649599231,20cyclictest0-21swapper/210:11:572
2116491992319,2cyclictest0-21swapper/111:05:131
2116491992319,2cyclictest0-21swapper/111:05:121
2116491992318,3cyclictest2121545-21munin-run07:15:011
211649199231,20cyclictest0-21swapper/108:55:131
211649199230,21cyclictest2178103-21taskset08:10:141
211649199230,21cyclictest0-21swapper/107:35:121
211649199230,20cyclictest0-21swapper/110:00:111
211648999232,2cyclictest2229258-21apt-get09:00:130
211648999231,2cyclictest2438824-21apt-get12:25:120
211648999231,2cyclictest2183166-21apt-get08:15:120
211648999230,21cyclictest0-21swapper/011:15:140
211648999230,21cyclictest0-21swapper/011:15:130
2116501992219,1cyclictest0-21swapper/311:40:133
211650199220,2cyclictest0-21swapper/311:15:143
211650199220,2cyclictest0-21swapper/311:15:143
211650199220,20cyclictest0-21swapper/311:55:123
211650199220,20cyclictest0-21swapper/308:05:123
211650199220,19cyclictest0-21swapper/312:30:123
211650199220,19cyclictest0-21swapper/310:05:113
2116495992219,2cyclictest0-21swapper/212:20:222
2116495992219,1cyclictest0-21swapper/208:25:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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