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2026-07-25 - 20:07
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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 25, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
252292599320,4cyclictest2734394-21tr10:35:192
252292599301,27cyclictest2801036-21apt-get11:40:142
252292599290,26cyclictest2671438-21latency_hist09:35:012
252292599290,20cyclictest2588936-21sh08:15:012
252292599290,20cyclictest2588936-21sh08:15:002
2522928992824,3cyclictest491ktimers/308:49:513
252292299280,21cyclictest2630717-21ps08:55:161
2522925992718,8cyclictest2562406-21latency07:45:202
252292599270,1cyclictest0-21swapper/208:40:132
252292899262,3cyclictest2687393-21apt-get09:50:153
252292899261,23cyclictest2846396-21cron12:25:003
2522925992620,3cyclictest2841635-21apt-get12:20:152
2522925992618,7cyclictest0-21swapper/209:49:592
2522925992618,6cyclictest0-21swapper/207:35:132
252292599260,2cyclictest0-21swapper/210:25:142
252292599260,23cyclictest2620039-21taskset08:45:122
2522922992616,2cyclictest191rcu_preempt09:35:001
252292299260,2cyclictest191rcu_preempt09:05:001
252292899251,21cyclictest2692483-21apt-get09:55:133
252292899251,21cyclictest2563785-21apt-get07:50:123
252292899251,21cyclictest0-21swapper/308:25:133
252292899251,21cyclictest0-21swapper/307:45:143
252292899251,20cyclictest2816194-21apt-get11:55:123
252292899251,20cyclictest2573993-21apt-get08:00:123
2522925992520,2cyclictest2784955-21apt-get11:25:102
2522925992517,7cyclictest2753903-21unin-run10:55:012
2522925992517,7cyclictest2753903-21unin-run10:55:012
2522925992516,8cyclictest516-21rs:main2
2522925992513,10cyclictest2604277-21apt-key08:30:002
252292599251,22cyclictest2836257-21cron12:15:002
252292599251,21cyclictest0-21swapper/212:15:122
252292599251,20cyclictest2764276-21apt-get11:05:122
252292599250,1cyclictest0-21swapper/211:50:152
2522920992523,1cyclictest0-21swapper/008:30:010
252292899242,2cyclictest2604851-21apt-get08:30:133
2522928992420,2cyclictest2635355-21apt-get09:00:133
2522928992419,2cyclictest2795522-21apt-get11:35:143
252292899241,2cyclictest2754140-21apt-get10:55:123
252292899241,20cyclictest0-21swapper/312:00:123
252292899241,20cyclictest0-21swapper/311:05:123
252292899241,20cyclictest0-21swapper/311:00:143
252292899241,19cyclictest2846678-21apt-get12:25:133
252292899241,19cyclictest0-21swapper/312:10:133
252292899240,21cyclictest2682323-21apt-get09:45:123
252292899240,20cyclictest0-21swapper/307:55:133
2522925992420,2cyclictest2630217-21apt-get08:55:122
252292599241,22cyclictest64-21kcompactd011:10:412
252292599240,23cyclictest0-21swapper/208:35:232
252292599240,21cyclictest2702809-21apt-get10:05:032
252292599240,21cyclictest0-21swapper/211:45:132
252292599240,20cyclictest2676806-21apt-get09:40:122
2522922992420,3cyclictest2769098-21basename11:10:011
252292299241,3cyclictest2692483-21apt-get09:55:141
252292299241,21cyclictest2836537-21apt-get12:15:111
252292299241,20cyclictest2625130-21apt-get08:50:151
2522920992420,2cyclictest2666242-21apt-get09:30:130
2522920992420,2cyclictest2553580-21apt-get07:40:130
252292099240,5cyclictest2820986-21cron12:00:010
2522928992319,2cyclictest0-21swapper/311:45:173
2522928992317,5cyclictest2702929-21dpkg10:05:003
252292899231,2cyclictest2579061-21apt-get08:05:153
252292899231,2cyclictest0-21swapper/307:10:133
252292899230,21cyclictest2543208-21cron07:30:003
252292899230,21cyclictest0-21swapper/311:10:143
252292899230,20cyclictest0-21swapper/310:50:163
252292899230,20cyclictest0-21swapper/310:50:153
252292899230,19cyclictest0-21swapper/312:35:153
2522925992320,2cyclictest2656176-21irqcore09:20:182
2522925992313,8cyclictest0-21swapper/209:10:012
252292599231,20cyclictest0-21swapper/211:35:142
252292599230,2cyclictest2714111-21cut10:15:172
252292599230,22cyclictest2548285-21idleruntime-cro07:35:002
252292599230,20cyclictest0-21swapper/211:30:142
252292599230,20cyclictest0-21swapper/209:50:142
252292599230,19cyclictest0-21swapper/208:00:122
252292299232,2cyclictest2845547-21ntpq12:20:241
252292299231,2cyclictest2718659-21apt-get10:20:121
252292299231,2cyclictest0-21swapper/111:20:121
252292299231,21cyclictest2804893-21ntpq11:40:221
252292299231,21cyclictest0-21swapper/107:28:401
2522920992319,2cyclictest2851747-21apt-get12:30:130
252292099230,20cyclictest0-21swapper/012:15:120
2522928992219,2cyclictest0-21swapper/311:20:013
2522928992219,1cyclictest0-21swapper/307:15:113
2522928992218,3cyclictest2733616-21idleruntime-cro10:34:593
2522928992218,3cyclictest2666740-21sort09:30:183
2522928992218,2cyclictest2645521-21apt-get09:10:143
2522928992218,2cyclictest0-21swapper/309:40:123
252292899221,2cyclictest0-21swapper/307:20:173
252292899221,1cyclictest0-21swapper/307:40:133
252292899220,21cyclictest0-21swapper/311:40:133
252292899220,20cyclictest2713362-21idleruntime-cro10:14:593
252292899220,20cyclictest0-21swapper/308:20:133
252292899220,19cyclictest0-21swapper/309:15:183
2522925992218,2cyclictest2764008-21cron11:05:012
2522925992217,3cyclictest0-21swapper/209:15:122
252292599221,20cyclictest0-21swapper/209:55:222
252292599220,3cyclictest2635363-21sshd09:00:122
252292599220,2cyclictest0-21swapper/209:35:182
252292599220,2cyclictest0-21swapper/208:30:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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