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2025-12-07 - 18:53
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack3slot2.osadl.org (updated Sun Dec 07, 2025 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
341540523000,4chrt3415397-21ntp_states08:26:150
341377322610,2sleep03413771-21missed_timers08:20:340
340426122570,2sleep03404260-21sshd07:46:120
349600622510,3sleep03496007-21cat12:35:350
345480222480,3chrt22-21kcompactd010:31:270
347360622440,3chrt3473602-21sshd11:28:140
348142422400,3chrt3481423-21/usr/sbin/munin11:51:500
349485522360,3chrt3494856-21/usr/sbin/munin12:31:530
343749622250,4chrt3437497-21basename09:40:020
344969022160,2sleep03449692-21ssh10:16:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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