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2026-05-12 - 23:03
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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 Tue May 12, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
817222510,6sleep08174-21latency07:15:170
16689210314,16sleep016700-21munin-node09:20:440
25743210114,16sleep025744-21diskstats08:10:110
2369210014,16sleep02381-21users11:55:500
23013210014,16sleep023016-21ntp_states09:40:340
22656210013,16sleep022697-21munin-node08:00:180
22078210014,16sleep022079-21sshd09:38:270
3098629914,16sleep030988-21irqstats11:45:250
1313729914,16sleep013141-21hddtemp_smartct12:30:150
2921729814,16sleep029270-21latency08:20:230
1645729814,15sleep016484-21open_inodes07:40:380
1541329814,16sleep015416-21vmstat12:35:500
9304999716,72cyclictest30709-21fschecks_count10:05:120
9304999614,73cyclictest17164-21seq12:41:460
346829614,16sleep03472-21iostat_ios12:00:200
1122429614,15sleep011225-21diskstats09:05:100
9304999515,70cyclictest21050-21munin-node07:55:180
9304999515,70cyclictest11504-21fschecks_time12:25:140
9304999515,70cyclictest10850-21sshd09:04:270
9304999514,72cyclictest21249-21munin-node11:15:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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