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2026-05-08 - 10:40
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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 Fri May 08, 2026 00:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
38678119910489,6cyclictest3867738-21kworker/u4:3+events_unbound19:17:271
3867811999589,4cyclictest3869032-21kworker/u4:5+events_unbound19:37:301
3867811999582,6cyclictest3871610-21kworker/u4:6+events_unbound19:22:281
3867811999487,5cyclictest3876723-21kworker/u4:10+events_unbound19:47:321
3867811999084,4cyclictest3874151-21kworker/u4:2+events_unbound19:32:301
3867811998982,5cyclictest3941639-21kworker/u4:11+events_unbound21:58:021
3867811998679,5cyclictest3885734-21kworker/u4:17+events_unbound21:02:511
3867811998575,7cyclictest3937086-21kworker/u4:1+events_unbound22:48:181
3867811998376,5cyclictest4003274-21kworker/u4:2+events_unbound23:08:221
3867811998375,6cyclictest3871610-21kworker/u4:6+events_unbound19:42:311
3867810997358,10cyclictest53-21kswapd000:15:140
386781099733,6cyclictest3904160-21ntpq21:15:270
3867811997266,5cyclictest4060571-21kworker/u4:15+events_unbound00:28:341
3867810997261,8cyclictest3894785-21kworker/u4:19+events_unbound22:18:100
3867810997261,8cyclictest3894785-21kworker/u4:19+events_unbound22:18:100
3867810997227,42cyclictest4031610-21sendmail23:40:000
3867810997158,11cyclictest53-21kswapd023:30:110
3867810997137,31cyclictest4062335-21latency_hist00:15:020
3867810997021,46cyclictest25650irq/23-42890000.ethernet23:05:430
3867810996933,30cyclictest3894823-21munin-plugin-st20:55:000
3867810996924,42cyclictest3883546-21fschecks_count20:10:180
386781099691,15cyclictest3992357-21apt-get22:55:190
3867811996760,5cyclictest3876724-21kworker/u4:12+events_unbound20:50:411
3867810996734,29cyclictest3925566-21latency_hist21:40:010
3867810996731,31cyclictest3927076-21unixbench_multi21:40:430
3867810996728,33cyclictest3913370-21processes21:25:400
3867810996651,9cyclictest3917196-21ls21:30:200
386781099664,50cyclictest4050157-21ntpq00:00:270
3867810996635,29cyclictest4011156-21unixbench-2d23:15:440
386781099663,19cyclictest3997523-21ntpq23:00:280
386781099652,20cyclictest4041455-21ssh23:50:310
3867810996520,42cyclictest0-21swapper/023:45:250
386781099644,13cyclictest3935655-21ps21:50:370
386781099643,57cyclictest3908650-21ntpq21:20:290
3867810996431,30cyclictest3889956-21aten_r7power_po20:35:150
3867810996431,30cyclictest3889956-21aten_r7power_po20:35:150
3867810996430,31cyclictest3878462-21fschecks_count19:50:180
3867810996429,32cyclictest3887201-21latency_hist20:25:010
386781099633,7cyclictest4019613-21ssh23:25:370
386781099633,52cyclictest4080791-21ssh00:35:270
3867810996334,26cyclictest3944116-21gltestperf22:00:200
3867810996331,29cyclictest3948283-21aten_r7power_po22:05:160
3867810996328,32cyclictest3934484-21latency_hist21:50:010
386781099632,10cyclictest4006463-21ssh23:10:380
3867810996316,43cyclictest3872736-21sed19:25:370
386781099627,50cyclictest3966693-21ntpq22:25:330
3867810996232,26cyclictest0-21swapper/023:20:200
3867810996231,27cyclictest0-21swapper/022:20:370
3867810996230,28cyclictest0-21swapper/022:30:370
3867810996227,32cyclictest4076719-21sendmail_mailqu00:30:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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