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2026-01-10 - 06:10
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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 Sat Jan 10, 2026 00:44:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4693959910597,6cyclictest466918-21kworker/u4:5+events_unbound21:36:430
4693959910296,5cyclictest470608-21kworker/u4:12+events_unbound20:31:320
469395998881,5cyclictest482044-21kworker/u4:7+events_unbound20:01:250
469395998376,5cyclictest469332-21kworker/u4:8+events_unbound19:16:210
469397997865,8cyclictest560964-21wget22:20:151
469397997752,21cyclictest0-21swapper/121:25:131
46939799763,29cyclictest673590-21ssh00:30:281
46939799763,21cyclictest557371-21ssh22:15:311
469397997543,30cyclictest605157-21switchtime23:10:361
46939799713,56cyclictest570401-21ssh22:30:311
469397997118,48cyclictest499310-21sshd21:05:231
469397997034,33cyclictest491882-21switchtime20:35:371
469397997011,54cyclictest647292-21/usr/sbin/munin00:00:231
469397996932,33cyclictest0-21swapper/119:30:341
469397996931,33cyclictest664447-21aten_r7power_cu00:20:161
469397996835,30cyclictest0-21swapper/121:55:261
469397996828,36cyclictest0-21swapper/122:55:381
46939799682,25cyclictest583115-21irqstats22:45:221
469397996756,7cyclictest593184-21kworker/u4:3+events_unbound23:05:001
46939799675,18cyclictest587701-21ssh22:50:331
469397996732,32cyclictest642744-21apt-get23:55:141
469397996732,32cyclictest642744-21apt-get23:55:141
469397996660,3cyclictest558621-21kworker/u4:2+events_unbound22:25:031
469397996643,21cyclictest346-21systemd-udevd00:15:421
469397996643,21cyclictest346-21systemd-udevd00:15:421
469397996629,34cyclictest678396-21unixbench_singl00:35:381
469397996619,6cyclictest601147-21unixbench_multi23:05:431
469397996535,28cyclictest656962-21xargs00:10:421
469397996534,28cyclictest499821-21kworker/u4:13-rpciod22:05:021
469397996534,28cyclictest0-21swapper/100:05:241
469397996532,31cyclictest618320-21unixbench-2d23:25:381
469397996531,31cyclictest0-21swapper/123:30:191
469395996558,5cyclictest601998-21kworker/u4:10+events_unbound23:07:060
469397996428,33cyclictest0-21swapper/119:55:021
469397996427,35cyclictest522547-21if_err_eth021:35:241
469397996331,28cyclictest507081-21kworker/u4:0-rpciod21:20:231
469397996330,30cyclictest0-21swapper/123:45:171
469397996324,36cyclictest0-21swapper/119:15:131
469397996314,11cyclictest552880-21sshd22:10:231
46939799631,27cyclictest609140-21sh23:15:271
46939799627,7cyclictest0-21swapper/100:25:241
469397996254,5cyclictest488388-21kworker/u4:6+events_unbound20:26:321
469397996225,34cyclictest0-21swapper/121:50:351
469397996222,38cyclictest578573-21fschecks_count22:40:211
46939799621,27cyclictest612791-21/usr/sbin/munin23:20:341
469395996249,10cyclictest54-21kswapd022:05:060
469397996132,27cyclictest521724-21munin-run21:35:001
469397996127,31cyclictest493373-21unixbench_singl20:40:351
469397996127,31cyclictest493373-21unixbench_singl20:40:351
469397996127,31cyclictest0-21swapper/119:40:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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