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2026-05-09 - 08:51
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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 May 09, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
109959915315,70cyclictest9638-21hostname22:34:410
109959914714,68cyclictest19364-21munin-node00:45:310
109959914714,67cyclictest13115-21munin-node22:44:520
109959914714,66cyclictest29076-21forks20:14:490
109959914614,68cyclictest7154-21sendmail_mailqu00:05:160
109959914516,65cyclictest4105-21runrttasks20:36:190
109959914414,69cyclictest19148-21basename19:44:390
109959914413,67cyclictest32302-21runrttasks20:24:470
109959914315,70cyclictest3568-21runrttasks22:00:270
109959914114,67cyclictest16261-21cpu00:34:420
109959914015,68cyclictest212512sleep019:50:020
7384210214,15sleep03347-21lldpd22:25:590
2829421010,4sleep028295-21expr23:30:280
10995999715,72cyclictest16799-21munin-node22:55:160
2485529513,15sleep024866-21sensors_volt21:40:190
2029829513,15sleep019275-21munin-node23:05:310
10995999515,71cyclictest14714-21chrt00:29:470
10995999514,72cyclictest6223-21munin-node20:45:130
2296729413,15sleep022990-21cut23:15:020
1483529414,15sleep014840-21iostat22:49:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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