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2026-07-16 - 08:51
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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 20 highest latencies:
System rack7slot2.osadl.org (updated Thu Jul 16, 2026 00:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27534249910339,11cyclictest2754931-21apt-get19:15:180
27534259910185,6cyclictest2872638-21kworker/u4:17+events_unbound22:51:301
2753425999487,5cyclictest2899267-21kworker/u4:0+events_unbound23:31:351
2753425999384,6cyclictest2777854-21kworker/u4:20+events_unbound20:56:051
2753424999250,20cyclictest53-21kswapd023:30:110
2753424998849,18cyclictest53-21kswapd022:15:130
2753425998574,9cyclictest2939238-21kworker/u4:5+events_unbound00:03:221
2753424998476,6cyclictest2854661-21kworker/u4:4+events_unbound23:01:320
2753425998372,6cyclictest2916714-21kworker/u4:2+events_unbound23:41:371
2753425998174,5cyclictest2965659-21kworker/u4:3+events_unbound00:33:401
2753424997668,6cyclictest2885567-21kworker/u4:7+events_unbound23:06:300
2753424997567,6cyclictest2777854-21kworker/u4:20+events_unbound21:11:090
2753425997363,5cyclictest2854659-21kworker/u4:2+events_unbound22:41:271
2753424997162,7cyclictest2791262-21kworker/u4:2+events_unbound21:21:120
2753425996961,5cyclictest2768810-21kworker/u4:14+events_unbound21:16:101
2753424996961,5cyclictest2836534-21kworker/u4:1+events_unbound22:31:260
2753424996659,5cyclictest2965657-21kworker/u4:1+events_unbound00:38:420
2753425996556,6cyclictest2939236-21kworker/u4:3+events_unbound00:23:371
2753425996553,8cyclictest0-21swapper/122:00:141
2753424996556,6cyclictest2513333-21kworker/u4:6+events_unbound19:25:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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