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2025-12-03 - 23:55
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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 Dec 03, 2025 12:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23351297421sleep23352-21cat07:02:060
2384499259232cyclictest29482-1kworker/0:1H11:41:180
2384499254207cyclictest17242-21munin-node0
2384499251200cyclictest3684-21df_inode10:21:530
2384499249222cyclictest25127-21ssh09:32:320
2384499248224cyclictest18115-21latency_hist09:01:370
2384499248221cyclictest32717-21latency_hist12:31:540
2384499248219cyclictest22639-21munin-run11:46:130
2384499246220cyclictest26905-21mailstats07:18:100
2384499246218cyclictest17042-21munin-node11:21:200
2384499246217cyclictest11278-21ssh10:55:230
2384499245220cyclictest6579-21ssh10:34:080
2384499245219cyclictest26831-21ssh09:40:410
2384499245212cyclictest14904-21df11:11:410
2384499245185cyclictest6415-21latency_hist08:11:320
2384499245175cyclictest25079-21ssh11:57:000
2384499244220cyclictest2939-21netwatch11:27:570
2384499244218cyclictest31514-21mailstats07:38:110
2384499244216cyclictest12694-21ssh11:01:440
2384499243220cyclictest2720-21lxpanel12:35:530
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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