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2026-08-22 - 11:49
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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 Sat Aug 22, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14077211214,34sleep014107-21processes19:31:100
22170210515,16sleep022171-21irqstats00:55:550
15681210214,16sleep015682-21iostat_ios00:35:530
19436210114,19sleep019443-21munin-node00:46:210
13565210114,16sleep013612-21aten_r4power_po22:50:350
13471210114,15sleep02765-21syslogd00:30:050
133729910114,77cyclictest598-21cpu22:10:370
10513210114,16sleep010514-21diskstats22:40:440
3027210014,18sleep03074-21head20:36:230
23994210014,17sleep024000-21smart_hda21:41:140
21790210014,16sleep021803-21munin-node21:35:440
1995329914,16sleep019982-21munin-node21:30:340
584629814,16sleep05861-21iostat22:25:520
1739129814,16sleep017392-21memory00:41:000
13372999815,73cyclictest23697-21sh23:20:520
875229715,16sleep08813-21cpu22:35:380
3122729714,15sleep031263-21aten_r4power_en20:25:360
1740329714,15sleep017421-21ntp_states23:01:020
642829614,15sleep06430-21sshd20:46:480
2850029614,16sleep028516-21missed_timers20:15:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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