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2025-12-08 - 22:35
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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 Mon Dec 08, 2025 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2363029560,5sleep023629-21sshd07:08:440
246329915014,125cyclictest21842-21hostname12:03:250
246329914714,122cyclictest17148-21load08:28:440
246329914515,120cyclictest13515-21munin-node09:58:230
246329914413,121cyclictest12753-21head08:14:100
246329914215,118cyclictest31323-21aten_r4power_po09:13:250
246329914214,118cyclictest4955-21seq11:09:300
246329914113,118cyclictest10371-21munin-node08:08:340
246329914015,115cyclictest27522-21seq07:21:060
246329914015,115cyclictest17310-21munin-node11:48:410
246329913915,53cyclictest3217-21snmpd07:39:580
246329913914,116cyclictest28435-21fschecks_time10:43:350
246329913814,52cyclictest3217-21snmpd10:20:170
246329913814,40cyclictest19227-21processes11:53:590
246329913814,113cyclictest27324-21runrttasks10:39:050
246329913714,114cyclictest3533-21runrttasks12:20:550
246329913615,49cyclictest28003-21wget07:23:240
246329913614,53cyclictest31497-21munin-node12:34:000
246329913614,113cyclictest6684-21sshd11:15:220
246329913614,112cyclictest3533-21runrttasks09:41:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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