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2026-09-07 - 21:46
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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 Mon Sep 07, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2169299993532,2cyclictest2384162-21grep10:40:171
216929999300,2cyclictest2277401-21cut08:55:151
2169296993028,1cyclictest509-21systemd-logind07:25:000
216929999290,1cyclictest0-21swapper/110:45:121
2169299992818,1cyclictest0-21swapper/107:20:131
216930599271,21cyclictest2441209-21apt-get11:35:103
2169299992717,2cyclictest2399863-21ps10:55:151
2169299992717,2cyclictest2398217-21ntpq10:50:261
216930599262,20cyclictest2246039-21apt-get08:25:123
2169305992618,6cyclictest2420994-21grep11:15:173
216930599261,21cyclictest2486933-21apt-get12:20:123
216930599261,21cyclictest2466653-21apt-get12:00:123
216930599261,21cyclictest0-21swapper/311:10:133
216930599260,23cyclictest2380815-21sed10:35:173
216930199261,21cyclictest2388750-21apt-get10:45:132
216929999261,21cyclictest2446307-21apt-get11:40:121
216929999261,21cyclictest2415436-21apt-get11:10:131
216929999260,1cyclictest64-21kcompactd009:00:021
216929699262,22cyclictest2353191-21apt-get10:10:130
216930599251,21cyclictest2492493-21tr12:25:163
216930599251,21cyclictest2404872-21apt-get11:00:123
216930599251,21cyclictest0-21swapper/309:25:123
216930599251,21cyclictest0-21swapper/309:25:123
216930599250,23cyclictest2338372-21tr09:55:143
216930599250,21cyclictest2215146-21apt-get07:55:123
216930599250,21cyclictest0-21swapper/311:20:103
2169301992520,3cyclictest2317583-21apt-get09:35:122
216930199251,4cyclictest2466376-21cron11:59:592
216930199251,21cyclictest2378588-21apt-get10:35:122
216930199251,20cyclictest0-21swapper/210:20:122
216930199251,20cyclictest0-21swapper/209:15:112
216930199250,21cyclictest0-21swapper/208:10:112
2169299992518,6cyclictest0-21swapper/109:55:191
2169299992514,2cyclictest0-21swapper/111:50:001
216929999251,21cyclictest2251152-21apt-get08:30:121
216929999251,20cyclictest2497047-21apt-get12:30:111
216929999250,1cyclictest64-21kcompactd009:31:141
216929699252,21cyclictest2383659-21apt-get10:40:130
216929699251,3cyclictest2481860-21apt-get12:15:110
2169305992417,5cyclictest2497530-21irqcore12:30:163
216930599241,2cyclictest2256244-21apt-get08:35:113
216930599241,21cyclictest2327745-21apt-get09:45:123
216930599241,20cyclictest2348119-21apt-get10:05:123
216930599241,20cyclictest2332816-21apt-get09:50:123
216930599241,20cyclictest2312489-21apt-get09:30:113
216930599241,20cyclictest0-21swapper/308:40:123
2169301992419,3cyclictest2275791-21runrttasks08:50:232
216930199241,3cyclictest2236391-21ps08:15:162
216930199241,21cyclictest2281978-21apt-get09:00:112
216930199241,20cyclictest0-21swapper/211:50:122
216930199241,20cyclictest0-21swapper/209:20:142
216930199240,1cyclictest0-21swapper/212:00:122
2169299992419,4cyclictest0-21swapper/110:20:121
216929999241,20cyclictest2425598-21apt-get11:20:111
216929999241,20cyclictest2358284-21apt-get10:15:121
216929999241,20cyclictest2297255-21apt-get09:15:111
216929999241,20cyclictest2271854-21apt-get08:50:141
216929999241,20cyclictest0-21swapper/112:25:121
216929699241,3cyclictest2286793-21cron09:05:000
216929699240,20cyclictest2266115-21apt-get08:45:020
2169305992319,2cyclictest0-21swapper/312:15:123
2169305992319,2cyclictest0-21swapper/312:10:113
2169305992316,5cyclictest2200428-21irqcore07:40:163
216930599231,2cyclictest0-21swapper/310:50:163
216930599231,2cyclictest0-21swapper/309:40:003
216930599230,21cyclictest2272350-21cut08:50:173
216930599230,21cyclictest0-21swapper/309:00:123
216930599230,21cyclictest0-21swapper/308:30:123
216930599230,20cyclictest0-21swapper/308:10:113
216930599230,19cyclictest0-21swapper/308:00:113
2169301992319,2cyclictest2215146-21apt-get07:55:112
2169301992319,2cyclictest0-21swapper/208:20:122
2169301992318,3cyclictest2186986-21sed07:25:182
216930199231,2cyclictest0-21swapper/212:17:532
216930199231,2cyclictest0-21swapper/207:10:132
216930199231,19cyclictest0-21swapper/208:40:132
216930199230,3cyclictest2451134-21cron11:44:592
216930199230,20cyclictest0-21swapper/210:40:012
216930199230,20cyclictest0-21swapper/210:05:122
216930199230,19cyclictest0-21swapper/207:50:132
2169299992319,2cyclictest0-21swapper/112:05:131
216929999231,19cyclictest0-21swapper/111:35:121
216929999230,20cyclictest0-21swapper/110:00:141
216929999230,1cyclictest64-21kcompactd012:24:521
2169296992319,2cyclictest2363379-21apt-get10:20:130
216929699231,2cyclictest2225307-21apt-get08:05:120
216929699231,21cyclictest2414750-21apt-get11:10:000
216929699231,20cyclictest2451402-21apt-get11:45:150
216929699231,20cyclictest2210077-21apt-get07:50:120
2169305992219,2cyclictest0-21swapper/310:03:293
2169305992219,2cyclictest0-21swapper/307:45:133
2169305992218,2cyclictest2189844-21apt-get07:30:133
2169305992218,2cyclictest0-21swapper/311:40:123
2169305992218,2cyclictest0-21swapper/310:55:103
2169305992218,2cyclictest0-21swapper/309:15:123
216930599221,20cyclictest0-21swapper/309:05:113
216930599221,20cyclictest0-21swapper/307:18:583
216930599221,19cyclictest0-21swapper/308:05:163
216930599220,2cyclictest0-21swapper/307:20:133
216930599220,21cyclictest0-21swapper/311:25:203
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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