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2026-09-12 - 15:51
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack7slot3.osadl.org (updated Sat Sep 12, 2026 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
181122223227sleep18109-21grep07:02:120
1849999250224cyclictest12532-21irqstats11:22:490
1849999249181cyclictest2935-21runrttasks07:18:040
1849999248223cyclictest30988-21sshd07:59:360
1849999248220cyclictest16786-21ssh11:42:020
1849999248199cyclictest1986-21ssh10:37:180
1849999247221cyclictest19986-21munin-run11:56:350
1849999247214cyclictest22261-21/usr/sbin/munin12:06:390
1849999246217cyclictest5673-21munin-run08:31:170
1849999246217cyclictest28104-21df_inode12:32:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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