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2026-05-04 - 07:40
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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 Mon May 04, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26722210614,16sleep026747-21wget19:19:070
9221210514,24sleep09247-21df_abs21:44:160
1601210314,76sleep01624-21sendmail_mailqu21:19:450
6323210114,16sleep03303-21ntpd19:54:360
30168210014,15sleep030172-21diskstats19:29:140
777329914,17sleep07776-21hddtemp_smartct21:39:220
392629914,15sleep03250-21snmpd21:27:500
26705999914,76cyclictest28827-21forks00:24:190
469329814,16sleep04701-21memory21:29:310
347829814,16sleep03502-21munin-node00:44:480
2685729813,16sleep026859-21crond00:18:580
26705999715,72cyclictest29204-21sendmail_mailtr21:04:450
3047929515,16sleep030483-21hddtemp_smartct22:49:230
295429513,16sleep02957-21missed_timers19:44:340
26705999515,71cyclictest1037-21grep19:39:200
26705999515,70cyclictest22132-21wget00:04:100
1851429514,16sleep018515-21sshd23:52:070
778129414,16sleep07783-21irqstats19:59:290
3245629414,16sleep031673-21munin-node21:14:490
26705999415,69cyclictest26984-21munin-node00:19:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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