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2026-06-18 - 04:35
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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 Thu Jun 18, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1593927280,4sleep015937-21cpu19:18:510
174499910225,67cyclictest3207-21fschecks_time20:18:590
174499910125,67cyclictest15184-21seq22:34:280
174499910026,66cyclictest12773-21sort00:08:400
2663429714,26sleep026637-21swap00:49:290
17449999715,72cyclictest19143-21munin-plugin-st22:48:390
17449999714,74cyclictest25134-21munin-node23:04:380
17449999623,64cyclictest3568-21runrttasks19:49:310
17449999614,72cyclictest15596-21sshd20:56:530
1836629515,16sleep018369-21ntp_states00:24:210
17449999524,61cyclictest24639-21proc_pri19:44:230
17449999515,71cyclictest14655-21df_abs00:13:550
17449999515,70cyclictest12992-21tune2fs20:49:000
17449999514,72cyclictest3568-21runrttasks00:22:000
17449999513,72cyclictest2053-21munin-node23:34:190
845929414,16sleep08469-21needreboot22:14:150
2284429414,16sleep022848-21hddtemp_smartct22:59:030
17449999424,33cyclictest1305-21latency_hist23:33:400
17449999415,68cyclictest19575-21munin-node21:09:050
17449999414,40cyclictest1122-21crond20:13:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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