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2026-05-21 - 02:50
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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 Thu May 21, 2026 00:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23484284922sleep23485-21grep19:05:240
2409599268241cyclictest17139-21df21:00:030
2409599268237cyclictest6758-21modprobe20:14:560
2409599264233cyclictest27718-21kernelversion00:06:160
2409599264100cyclictest31088-21irqstats00:21:040
240959926180cyclictest851-21if_err_eth000:30:550
2409599261237cyclictest15687-21runrttasks23:13:440
2409599260230cyclictest6701-21cpu22:34:480
2409599259231cyclictest28671-21rm21:49:280
2409599259228cyclictest5362-21runrttasks22:28:360
2409599259227cyclictest19446-21latency_hist23:30:210
2409599257108cyclictest20414-21ssh21:14:160
2409599256111cyclictest2719-21lxpanel20:18:030
2409599256107cyclictest29230-21ssh21:51:240
240959925554cyclictest13128-21ntp_states23:02:070
2409599255224cyclictest24066-21cpu21:29:480
240959925476cyclictest4379-21munin-run22:24:450
2409599254225cyclictest11118-21ssh22:53:500
2409599253227cyclictest10220-21latency_hist20:29:540
2409599253224cyclictest30069-21ssh00:16:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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