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2026-06-28 - 20:42
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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 10 highest latencies:
System rack4slot3.osadl.org (updated Sun Jun 28, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1875121110,4sleep018752-21wc09:35:310
29620210014,16sleep029641-21fschecks_count11:50:040
2257229914,15sleep03250-21snmpd09:48:270
651129813,15sleep06518-21munin-run08:59:450
8164999715,73cyclictest5162-21munin-node12:15:290
8164999614,72cyclictest14035-21grep07:40:440
2021129614,15sleep020234-21processes08:00:300
727929514,16sleep07277-21ntp_states09:00:300
3189629514,15sleep031903-21unixbench_singl10:15:430
2791829516,16sleep027919-21diskstats10:05:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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