You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-09-16 - 07:20
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 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 10 highest latencies:
System rack9slot4.osadl.org (updated Mon Sep 16, 2024 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
138659911843cyclictest17857-21latency_hist16:19:190
13561111878sleep0-21swapper/110:53:581
339501150irq/43-eth00-21swapper/010:53:530
138659911342cyclictest18538-21latency_hist11:09:100
138659911239cyclictest22001-21latency_hist13:04:130
138659911041cyclictest31303-21latency_hist13:34:140
138659910942cyclictest304-21snmpd15:24:250
138659910941cyclictest3624-21/usr/sbin/munin13:49:330
138659910938cyclictest1534-21timerandwakeup13:40:090
138659910741cyclictest15688-21latency_hist12:44:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional