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2026-03-11 - 05:39
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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 Mar 11, 2026 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32096257519sleep32093-21grep19:03:210
3251299269240cyclictest15205-21wc22:28:110
3251299267241cyclictest28921-21ping23:21:160
3251299263235cyclictest12612-21munin-node0
3251299262237cyclictest22705-21runrttasks20:46:450
3251299261232cyclictest2726-21lxpanel00:14:580
3251299260234cyclictest15873-21awk00:37:350
325129925874cyclictest5378-21ssh21:48:390
3251299257231cyclictest2726-21lxpanel21:23:370
3251299257228cyclictest2953-21runrttasks23:00:040
325129925666cyclictest27604-21fschecks_count21:08:400
3251299256230cyclictest1354-21latency_hist21:33:120
3251299256227cyclictest32425-21grep23:34:430
3251299256224cyclictest2834-21snmpd22:04:080
325129925576cyclictest17072-21chrt20:21:550
3251299255230cyclictest2954-21netwatch00:05:460
3251299254225cyclictest8737-21rt-features19:43:580
3251299254222cyclictest2726-21lxpanel22:14:320
3251299254222cyclictest10675-21ssh22:09:350
3251299253228cyclictest14441-21diskmemload00:31:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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