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2026-08-19 - 13:23
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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 20 highest latencies:
System rack7slot3.osadl.org (updated Wed Aug 19, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31388296022sleep31385-21ps19:02:430
3202299283255cyclictest17776-21cpu22:47:150
3202299264107cyclictest5269-21ls00:14:040
3202299263106cyclictest29814-1kworker/0:1H23:32:010
3202299262107cyclictest30439-21fschecks_count23:42:570
3202299259127cyclictest9937-21ssh00:34:460
3202299259110cyclictest956-21ssh21:33:240
320229925769cyclictest25131-21wc20:57:250
320229925592cyclictest21152-21sh23:02:100
3202299255129cyclictest13089-21diskmemload22:26:380
3202299255123cyclictest26876-21latency_hist23:27:280
320229925481cyclictest7489-21munin-run22:02:060
320229925370cyclictest18967-21sleep20:29:050
3202299253129cyclictest15526-21cpuspeed22:37:160
3202299253124cyclictest8121-21sleep22:04:080
320229925292cyclictest4629-21munin-plugin-st00:11:570
320229925252cyclictest27350-21df21:07:260
3202299252111cyclictest29308-21ssh21:15:390
320229925191cyclictest9239-21sh22:08:580
320229925184cyclictest2642-21munin-node21:42:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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