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2025-11-25 - 01:03
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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 Mon Nov 24, 2025 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27515284623sleep27516-21unixbench_singl07:02:230
2793599265239cyclictest18606-21runrttasks08:46:340
279359926080cyclictest23751-21ssh11:31:350
2793599255225cyclictest1071-21latency_hist09:52:010
2793599253228cyclictest31427-21latency_hist07:21:380
2793599253227cyclictest22594-21munin-run11:26:470
2793599253227cyclictest12761-21runrttasks08:20:230
279359925289cyclictest32199-21timerandwakeup07:23:230
279359925274cyclictest28799-21irqstats11:52:590
2793599252226cyclictest7277-21memory10:18:100
2793599252224cyclictest9261-21rm10:27:250
279359925186cyclictest9199-21netwatch08:04:030
2793599251227cyclictest29161-21cpu07:11:420
2793599251108cyclictest5724-21ping07:48:460
2793599250225cyclictest31ksoftirqd/010:05:560
2793599250223cyclictest2746-21memory09:58:150
2793599250222cyclictest16843-21ssh11:01:090
2793599250220cyclictest25405-21sshd11:37:460
2793599250219cyclictest13037-21netwatch08:21:520
2793599250217cyclictest31697-21ping09:43:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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