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2026-04-26 - 18:11
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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 rack4slot3.osadl.org (updated Sun Apr 26, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
53919915515,129cyclictest28959-21munin-node11:48:570
53919915415,129cyclictest23859-21ntpdc08:13:510
53919915314,128cyclictest5698-21diskstats08:58:300
53919914815,41cyclictest28766-21open_files08:28:560
53919914715,57cyclictest3568-21runrttasks09:18:490
53919914514,121cyclictest32044-21missed_timers11:58:480
53919914414,59cyclictest7533-21munin-node10:43:350
53919914414,119cyclictest21618-21munin-node08:08:220
53919914315,63cyclictest3568-21runrttasks08:24:090
53919914314,61cyclictest23597-21tune2fs09:53:340
53919914214,58cyclictest10790-21munin-node10:53:380
53919914214,38cyclictest28923-21processes10:08:580
53919914114,64cyclictest8653-21aten_r4power_cu07:28:220
53919914114,56cyclictest3860-21munin-node08:53:590
53919914113,64cyclictest25245-21entropy11:38:330
53919913915,38cyclictest502-21munin-node08:43:360
53919913915,115cyclictest16001-21processes11:08:590
53919913915,114cyclictest3568-21runrttasks07:36:140
53919913914,62cyclictest13435-21ls07:43:120
53919913914,37cyclictest699-21aten_r4power_cu12:03:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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