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2025-12-26 - 13:13
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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 Fri Dec 26, 2025 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2267555993431,2cyclictest0-21swapper/321:00:003
2267543992825,2cyclictest0-21swapper/000:00:150
226755299262,21cyclictest2410044-21apt-get21:30:132
226755299262,21cyclictest2410044-21apt-get21:30:122
226755299261,22cyclictest2446070-21apt-get22:05:132
226755299261,22cyclictest2273157-21apt-get19:15:132
226754899262,21cyclictest2343896-21apt-get20:25:121
226754899262,20cyclictest2461631-21apt-get22:20:131
2267543992620,3cyclictest2293375-21apt-get19:35:140
226754399260,25cyclictest0-21swapper/022:05:140
2267552992519,4cyclictest261-21systemd-journal23:45:002
226755299251,3cyclictest2532808-21apt-get23:30:142
226755299251,21cyclictest2553093-21apt-get23:50:152
226755299251,21cyclictest2354006-21apt-get20:35:162
226755299251,21cyclictest0-21swapper/223:35:132
226755299250,23cyclictest2374684-21sed20:55:182
226754899252,20cyclictest2548058-21apt-get23:45:121
2267548992521,2cyclictest2303468-21apt-get19:45:111
2267543992520,3cyclictest2420243-21apt-get21:40:120
226754399251,22cyclictest2318648-21apt-get20:00:120
226755599241,20cyclictest0-21swapper/319:15:133
226755599240,20cyclictest0-21swapper/320:20:123
2267552992421,2cyclictest41-21ksoftirqd/221:55:002
2267552992419,4cyclictest2425323-21taskset21:45:142
226755299241,3cyclictest2477192-21apt-get22:35:132
226755299241,22cyclictest2461384-21idleruntime-cro22:20:012
226755299241,20cyclictest0-21swapper/222:20:142
226755299240,4cyclictest261-21systemd-journal22:59:592
226755299240,21cyclictest0-21swapper/220:25:122
226754899241,20cyclictest2578787-21apt-get00:15:131
2267543992420,2cyclictest2482268-21apt-get22:40:100
2267543992420,2cyclictest2440950-21apt-get22:00:120
2267543992418,5cyclictest2472620-21irqcore22:30:160
226754399241,22cyclictest2434294-21ntpq21:50:220
226754399241,21cyclictest2268079-21apt-get19:10:110
226754399240,23cyclictest2400396-21ps21:20:160
2267555992320,2cyclictest2487369-21apt-get22:45:143
226755599231,20cyclictest2348973-21apt-get20:30:133
226755599230,22cyclictest2445795-21idleruntime-cro22:05:013
226755599230,19cyclictest0-21swapper/323:05:133
2267552992319,2cyclictest2404970-21apt-get21:25:152
2267552992319,2cyclictest2369141-21apt-get20:50:132
226755299231,2cyclictest2303468-21apt-get19:45:112
226755299231,20cyclictest2507558-21apt-get23:05:132
226755299231,20cyclictest2394860-21apt-get21:15:152
226755299230,21cyclictest2563601-21apt-get00:00:112
226755299230,20cyclictest0-21swapper/223:20:132
226755299230,20cyclictest0-21swapper/219:35:142
226754899231,2cyclictest2456600-21apt-get22:15:131
226754899231,20cyclictest2435852-21apt-get21:55:131
226754899231,20cyclictest0-21swapper/121:40:121
226754899231,19cyclictest2323701-21apt-get20:05:131
226754899230,21cyclictest2542963-21chrt23:40:131
226754899230,20cyclictest0-21swapper/120:00:121
226754899230,19cyclictest0-21swapper/119:55:101
2267543992319,2cyclictest2588898-21apt-get00:25:140
226754399231,21cyclictest2451100-21apt-get22:10:120
226754399230,20cyclictest0-21swapper/023:55:030
2267555992218,2cyclictest2446070-21apt-get22:05:133
2267555992217,4cyclictest514-21in:imuxsock20:30:003
2267555992217,3cyclictest2379248-21apt-get21:00:133
226755599221,2cyclictest2568639-21apt-get00:05:173
226755599221,20cyclictest2599046-21apt-get00:35:153
226755599221,20cyclictest2373915-21cron20:55:003
226755599220,20cyclictest0-21swapper/321:20:133
226755599220,19cyclictest0-21swapper/320:40:123
2267552992219,2cyclictest2583844-21apt-get00:20:142
2267552992219,2cyclictest2472138-21apt-get22:30:132
2267552992219,2cyclictest2384276-21apt-get21:05:132
2267552992219,1cyclictest0-21swapper/200:05:172
2267552992218,2cyclictest0-21swapper/220:15:152
226755299221,20cyclictest0-21swapper/222:45:142
226755299221,20cyclictest0-21swapper/200:10:152
226755299220,2cyclictest2492424-21apt-get22:50:152
226755299220,2cyclictest2482759-21cut22:40:142
226755299220,20cyclictest2308517-21apt-get19:50:112
226755299220,20cyclictest0-21swapper/223:00:132
2267548992219,1cyclictest0-21swapper/123:00:131
2267548992218,2cyclictest2415142-21apt-get21:35:111
2267548992218,2cyclictest2374196-21apt-get20:55:141
2267548992217,3cyclictest2384537-21sort21:05:151
226754899220,3cyclictest2293097-21cron19:35:001
226754899220,2cyclictest2379750-21cut21:00:171
226754899220,19cyclictest0-21swapper/123:35:121
226754899220,19cyclictest0-21swapper/120:50:141
226754899220,19cyclictest0-21swapper/120:20:131
2267543992219,2cyclictest516-21rs:main0
2267543992219,2cyclictest2593947-21apt-get00:30:120
2267543992219,2cyclictest2348694-21cron20:29:590
2267543992219,2cyclictest0-21swapper/023:55:000
2267543992219,2cyclictest0-21swapper/021:00:130
226754399221,2cyclictest2513097-21irqcore23:10:190
226754399221,2cyclictest0-21swapper/021:15:150
226754399221,2cyclictest0-21swapper/020:45:150
226754399221,20cyclictest0-21swapper/019:40:130
226754399220,2cyclictest2394606-21turbostat21:15:000
226754399220,21cyclictest0-21swapper/020:35:150
226754399220,20cyclictest2289267-21ps19:30:160
226754399220,19cyclictest0-21swapper/000:15:120
2267555992119,1cyclictest2467086-21apt-get22:25:123
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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