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2026-04-19 - 13:18
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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 19, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17295211317,75sleep017298-21munin-node19:12:570
3182421020,4sleep031823-21wc19:57:590
18293999914,48cyclictest21953-21aten_r4power_vo00:27:370
18293999715,71cyclictest14395-21munin-node20:43:180
18293999614,73cyclictest2484-21sh23:27:400
18293999514,72cyclictest28575-21irqstats21:27:540
18293999414,41cyclictest32462-21grep23:18:210
18293999335,48cyclictest3250-21snmpd22:55:360
18293999314,70cyclictest24909-21aten_r4power_cu21:17:360
18293999314,70cyclictest23921-21ntp_states21:13:080
18293999314,70cyclictest13759-21aten_r4power_cu00:02:380
18293999314,69cyclictest16979-21munin-node00:12:380
18293999215,68cyclictest16100-21munin-node00:08:120
18293999214,69cyclictest9049-21if_err_eth020:27:480
18293999214,69cyclictest501-21sed21:42:260
18293999115,67cyclictest18702-21munin-node22:37:390
18293999114,68cyclictest3568-21runrttasks23:52:560
18293999114,68cyclictest3568-21runrttasks21:32:370
18293999015,66cyclictest24802-21munin-node19:38:160
18293999015,65cyclictest2182-21hostname20:07:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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