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2026-03-16 - 03:10
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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 rack4slot2.osadl.org (updated Mon Mar 16, 2026 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502550,0irq/46-4a1000003808-1kworker/u3:119:05:210
7350930,0irq/45-4a10000030212-21df_inode23:27:000
39862930,0sleep03195-1kworker/u3:223:45:180
7450920,0irq/46-4a10000021998-21sshd21:27:330
7450920,0irq/46-4a10000011950-21awk22:32:310
58632920,0sleep04098-1kworker/u3:222:16:400
7450910,0irq/46-4a1000009732-21/usr/sbin/munin22:27:050
7450910,0irq/46-4a1000008552-21sendmail_mailst22:22:330
7450910,0irq/46-4a1000006365-21fschecks_count20:42:070
7450910,0irq/46-4a10000028806-21memory20:12:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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