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2026-09-17 - 04:24
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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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack7slot2.osadl.org (updated Thu Sep 17, 2026 00:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2956457999081,7cyclictest3092714-21kworker/u4:3+events_unbound23:10:311
2956456998156,17cyclictest3028279-21ssh21:55:120
2956456998058,16cyclictest2987362-21diskmemload00:25:090
2956457997870,5cyclictest2974460-21kworker/u4:5+events_unbound20:45:011
2956456997836,13cyclictest2992183-21apt-get21:15:160
2956457997730,6cyclictest0-21swapper/100:10:121
2956456997636,13cyclictest2970839-21apt-get20:05:110
2956456997634,15cyclictest3068981-21ntpq22:40:290
2956457997537,34cyclictest0-21swapper/122:02:361
2956456997433,17cyclictest3152353-21apt-get00:15:110
2956457997345,26cyclictest3060021-21ntpq22:30:251
2956457997342,28cyclictest3144576-21mailstats00:05:421
2956457997339,5cyclictest3130772-21if_eth023:50:231
2956457997331,5cyclictest0-21swapper/122:45:311
2956457997331,5cyclictest0-21swapper/122:45:311
2956456997331,16cyclictest2978501-21apt-get20:35:120
2956457997232,7cyclictest0-21swapper/123:40:281
295645799715,24cyclictest3126557-21ntpq23:45:311
2956457997064,4cyclictest2975758-21kworker/u4:16+events_unbound21:00:021
2956457997062,6cyclictest3024957-21ls21:50:391
2956457997036,5cyclictest3166206-21gltestperf00:30:221
2956457997036,5cyclictest3166206-21gltestperf00:30:221
2956457997034,6cyclictest0-21swapper/123:55:291
2956457997030,9cyclictest0-21swapper/119:20:231
2956456997057,7cyclictest0-21swapper/020:15:010
2956456997033,9cyclictest2969567-21apt-get20:00:120
2956457996940,27cyclictest3042348-21ldconfig22:10:281
2956457996930,7cyclictest0-21swapper/121:15:301
2956457996860,6cyclictest3028293-21sshd21:55:131
2956457996832,7cyclictest0-21swapper/100:35:321
2956456996826,17cyclictest3050165-21modprobe22:20:000
2956457996734,6cyclictest2971839-21unixbench_multi20:05:371
2956457996732,6cyclictest0-21swapper/122:55:281
2956456996725,11cyclictest3131084-21ntpq23:50:350
2956457996631,6cyclictest3070219-21kworker/u4:8-rpciod22:50:391
2956456996643,19cyclictest2956606-21apt-get19:10:110
2956456996532,19cyclictest3085888-21ssh23:00:080
295645799644,23cyclictest3020793-21ssh21:45:461
2956457996430,7cyclictest0-21swapper/121:20:331
2956456996436,10cyclictest2988577-21ntpq21:10:380
2956456996425,21cyclictest3095483-21ssh23:10:270
2956456996424,19cyclictest3002497-21unixbench_multi21:25:390
295645799637,23cyclictest3046945-21ssh22:15:381
2956457996355,6cyclictest2986059-21kworker/u4:8+events_unbound21:05:021
2956457996329,6cyclictest0-21swapper/120:10:371
2956457996328,7cyclictest3128088-21kworker/u4:3-rpciod00:15:331
2956456996356,3cyclictest3106263-21kworker/u4:11+events_unbound23:30:360
2956456996326,10cyclictest3091747-21ssh23:05:430
2956456996323,15cyclictest3067927-21munin-run22:40:010
2956456996322,9cyclictest3021731-21ssh21:47:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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