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2026-04-10 - 08:25
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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 Apr 10, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
267124499271,22cyclictest2860613-21apt-get22:15:121
267124099262,22cyclictest2936478-21apt-get23:30:100
2671247992520,2cyclictest2998150-21apt-get00:30:122
267124799251,21cyclictest2962223-21apt-get23:55:122
267124799251,20cyclictest2732615-21apt-get20:10:092
267124499252,21cyclictest2830295-21apt-get21:45:131
2671244992519,3cyclictest2768373-21apt-get20:45:121
267124499251,20cyclictest2794451-21apt-get21:10:131
2671240992517,6cyclictest2886433-21sed22:40:160
267124099251,22cyclictest3002893-21sshd00:34:100
267124099250,21cyclictest2850482-21apt-get22:05:130
2671249992418,4cyclictest2956866-21cron23:49:593
267124999241,20cyclictest2941534-21apt-get23:35:123
267124999241,20cyclictest2921282-21apt-get23:15:133
267124999241,20cyclictest0-21swapper/321:05:113
267124999240,23cyclictest2812608-21grep21:25:183
267124999240,23cyclictest2812608-21grep21:25:183
2671247992420,2cyclictest2916226-21apt-get23:10:112
2671247992418,4cyclictest2886883-21sed22:40:162
267124799241,21cyclictest2778904-21apt-get20:55:122
267124799240,3cyclictest2946389-21apt-config23:40:002
267124799240,23cyclictest2777730-21taskset20:50:262
267124499241,21cyclictest2819821-21latency_hist21:35:011
267124499240,23cyclictest2860364-21sleep22:15:001
267124099242,21cyclictest2742704-21apt-get20:20:120
2671240992420,2cyclictest2696756-21apt-get19:35:120
267124099241,3cyclictest509-21systemd-logind20:30:000
267124099241,21cyclictest2977883-21apt-get00:10:110
267124099241,21cyclictest2773405-21apt-get20:50:120
267124099240,20cyclictest0-21swapper/021:35:000
2671249992319,2cyclictest2763296-21apt-get20:40:113
2671249992318,4cyclictest2671943-21irqcore19:10:153
2671249992318,3cyclictest2978041-21sshd00:10:123
267124999231,20cyclictest0-21swapper/322:20:123
267124999230,20cyclictest0-21swapper/322:45:153
2671247992317,4cyclictest2855239-21idleruntime-cro22:10:002
267124799231,21cyclictest2976707-21ntpq00:05:202
267124799231,19cyclictest2967798-21apt-get00:00:122
267124799231,19cyclictest2967798-21apt-get00:00:112
267124799231,19cyclictest0-21swapper/220:20:122
267124799230,22cyclictest702-21runrttasks22:15:132
267124799230,22cyclictest2686376-21latency_hist19:25:002
267124799230,20cyclictest3003774-21cut00:35:142
267124799230,20cyclictest0-21swapper/221:45:142
267124799230,20cyclictest0-21swapper/200:20:142
2671244992319,2cyclictest2825734-21irqcore21:40:161
267124499231,2cyclictest2675385-21ntpq19:10:201
267124499231,20cyclictest2722470-21apt-get20:00:121
267124499231,20cyclictest2701830-21apt-get19:40:101
267124499231,20cyclictest0-21swapper/122:45:141
267124499231,20cyclictest0-21swapper/121:25:121
267124499231,20cyclictest0-21swapper/121:25:121
267124499231,20cyclictest0-21swapper/120:15:121
267124499230,4cyclictest2752507-21apt-get20:30:001
267124499230,22cyclictest2962425-21sshd23:55:131
267124499230,21cyclictest2961952-21idleruntime-cro23:55:001
267124499230,20cyclictest0-21swapper/123:45:111
267124499230,20cyclictest0-21swapper/123:35:121
267124499230,19cyclictest0-21swapper/123:20:121
2671240992319,3cyclictest2993074-21apt-get00:25:120
2671240992319,2cyclictest2794163-21cron21:10:000
2671240992319,2cyclictest0-21swapper/023:40:030
2671240992318,4cyclictest2962728-21grep23:55:160
267124099231,20cyclictest2870771-21apt-get22:25:130
267124099231,20cyclictest0-21swapper/023:45:120
2671249992219,2cyclictest2820187-21apt-get21:35:113
267124999220,21cyclictest2977604-21cron00:09:593
267124999220,19cyclictest0-21swapper/323:05:123
267124999220,19cyclictest0-21swapper/300:35:103
2671247992219,1cyclictest2890992-21apt-get22:45:152
267124799221,20cyclictest2715852-21ntpq19:50:192
267124799221,1cyclictest2896036-21apt-get22:50:132
267124799220,20cyclictest0-21swapper/220:45:122
267124799220,19cyclictest0-21swapper/223:30:102
267124799220,19cyclictest0-21swapper/223:25:122
267124799220,19cyclictest0-21swapper/222:10:112
267124799220,19cyclictest0-21swapper/221:40:122
2671244992219,2cyclictest2691703-21apt-get19:30:121
2671244992219,2cyclictest0-21swapper/120:55:021
2671244992218,2cyclictest0-21swapper/123:40:131
2671244992218,2cyclictest0-21swapper/122:05:131
2671244992217,3cyclictest2835344-21apt-get21:50:111
267124499221,2cyclictest0-21swapper/123:05:121
267124499221,2cyclictest0-21swapper/119:35:121
267124499221,20cyclictest2845556-21cpuspeed_turbos22:00:131
267124499221,20cyclictest0-21swapper/123:10:111
267124499221,20cyclictest0-21swapper/119:57:071
267124499220,20cyclictest0-21swapper/122:30:121
267124499220,20cyclictest0-21swapper/120:30:021
267124499220,20cyclictest0-21swapper/120:20:131
267124499220,19cyclictest0-21swapper/122:55:051
267124499220,19cyclictest0-21swapper/120:50:121
267124499220,19cyclictest0-21swapper/119:45:131
2671240992219,2cyclictest0-21swapper/020:10:020
2671240992217,3cyclictest261-21systemd-journal19:15:000
267124099221,20cyclictest0-21swapper/000:25:000
267124099220,2cyclictest0-21swapper/023:15:120
267124099220,21cyclictest2917177-21ps23:10:170
267124099220,20cyclictest2860621-21sshd22:15:120
267124099220,20cyclictest0-21swapper/021:45:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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