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2026-03-18 - 17:38
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack7slot3.osadl.org (updated Wed Mar 18, 2026 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14137277520sleep14134-21cut07:02:390
1508799271242cyclictest11008-21diskmemload11:19:460
1508799264232cyclictest9728-21chrt09:05:290
150879926379cyclictest2953-21runrttasks12:38:100
1508799262239cyclictest21387-21ssh12:00:010
1508799261235cyclictest21291-21idleruntime-cro09:52:230
1508799261233cyclictest17471-21df07:17:470
1508799260235cyclictest28696-21cpu10:22:360
1508799260227cyclictest4336-21cat10:53:430
1508799257232cyclictest15457-21latency_hist11:37:560
1508799257228cyclictest8856-21netwatch11:11:240
150879925369cyclictest7750-21ssh11:07:330
1508799253227cyclictest16860-21ssh11:43:170
1508799253225cyclictest25127-21runrttasks12:15:140
1508799253190cyclictest15726-21perl11:38:360
1508799252224cyclictest22976-21perl09:58:470
1508799252224cyclictest11985-21ssh09:15:260
1508799252223cyclictest12193-21ssh11:24:330
1508799251221cyclictest26703-21munin-run12:22:230
1508799251220cyclictest26531-21latency_hist07:57:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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