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2026-03-15 - 06:11
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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 Sun Mar 15, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29012211816,24sleep029013-21sshd19:10:140
31418210714,79sleep031462-21fschecks_count19:19:080
2234210614,22sleep02276-21fschecks_count19:29:080
29185210314,16sleep03250-21snmpd20:50:560
18893210214,16sleep018894-21irqstats23:39:180
7206210114,16sleep07270-21munin-node23:04:000
295579910114,77cyclictest3837-21crond00:33:470
3682210014,16sleep03756-21grep21:13:480
20271210014,16sleep020278-21ls20:24:100
1711829915,16sleep017120-21irqstats20:14:170
1399529913,16sleep014037-21munin-node20:04:240
29557999815,73cyclictest15700-21munin-node23:29:190
2313429714,17sleep023129-21latency_hist22:13:480
2151629714,16sleep021601-21date22:08:480
1441329714,17sleep014429-21sed23:24:380
80729616,15sleep02765-21syslogd19:24:160
374729614,16sleep03752-21sh22:53:470
29557999614,72cyclictest424-21munin-node21:04:120
29557999614,72cyclictest27245-21munin-node00:04:330
2853429614,16sleep028537-21iostat_ios22:29:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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