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2026-05-06 - 05:29
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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: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 20 highest latencies:
System rack3slot7.osadl.org (updated Wed May 06, 2026 00:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/032220-21kworker/0:019:04:120
43829816512cyclictest2985-21munin-node00:19:410
43829816112cyclictest31738-21aten2.4_r3power20:34:450
43829816012cyclictest28158-21aten2.4_r3power22:09:270
43829815912cyclictest30138-21aten2.4_r3power23:59:470
43829815912cyclictest25118-21munin-node21:59:300
43829815812cyclictest102232sleep019:25:110
43829815612cyclictest8369-21aten2.4_r3power19:19:340
43829815513cyclictest17779-21cstates21:34:460
43829815513cyclictest16765-21sendmail-mta21:33:400
43829815513cyclictest13239-21runrttasks23:05:180
43829815512cyclictest15344-21munin-node23:14:380
43829815412cyclictest26188-21munin-node22:04:370
43829815313cyclictest19038-21vmstat21:39:320
43829815312cyclictest4644-21df00:24:190
43829815212cyclictest20057-21idleruntime23:29:120
43829815211cyclictest1475-21munin-node20:44:250
43829815112cyclictest19183-21munin-node23:24:420
43829815013cyclictest23792-21aten2.4-expect20:09:350
43829815012cyclictest12382-21sendmail_mailst19:34:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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