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2026-05-29 - 17:10
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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 10 highest latencies:
System rack4slot3.osadl.org (updated Fri May 29, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
262309910547,47cyclictest12172-21sshd10:19:100
262309910214,78cyclictest10350-21munin-node11:52:250
26230999911,78cyclictest16325-21fschecks_time12:11:580
26230999813,74cyclictest20791-21seq12:26:380
26230999811,78cyclictest5459-21sendmail_mailst11:37:230
26230999615,71cyclictest9147-21rt-features10:12:220
26230999614,73cyclictest24958-21iostat_ios09:22:040
26230999610,77cyclictest20259-21runrttasks10:43:010
26230999610,76cyclictest15606-21awk08:51:370
26230999510,75cyclictest3425-21if_err_eth011:32:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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