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2023-09-28 - 20:41
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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 rack5slot7.osadl.org (updated Thu Sep 28, 2023 12:44:14)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13894224232168,202sleep00-21swapper06:17:350
140999910932,47cyclictest0-21swapper08:51:090
140999910930,67cyclictest0-21swapper08:33:320
140999910618,23cyclictest3734-21users10:01:060
140999910516,24cyclictest12018-21df08:44:580
140999910416,47cyclictest27359-21apt-get09:34:360
140999910317,46cyclictest28145-21irqstats11:15:260
140999910217,65cyclictest14290-21apt-get10:34:350
140999910215,47cyclictest15185-21munin-node08:59:250
140999910213,26cyclictest5886-21awk11:45:390
140999910131,37cyclictest0-21swapper09:12:200
140999910129,53cyclictest0-21swapper08:58:250
140999910129,43cyclictest0-21swapper10:52:480
140999910119,63cyclictest32725-21apt-get11:29:400
140999910116,65cyclictest24840-21memory11:05:320
140999910112,67cyclictest25679-21wc07:19:440
140999910016,26cyclictest5874-21fw_conntrack08:25:090
140999910013,48cyclictest30819-21ssh09:45:060
140999910011,24cyclictest31057-21ssh11:24:340
14099999917,44cyclictest29710-21df_inode11:20:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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