You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-11-22 - 10:51
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 rackbslot8.osadl.org (updated Thu Nov 21, 2024 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
587502397280irq/54-eth00-21swapper/107:05:551
1099730migration/023647-21munin-node0
24776995721cyclictest0-21swapper/111:00:081
2477699561cyclictest0-21swapper/109:03:211
58750550irq/54-eth09922-21munin-node0
58750550irq/54-eth09871-21apt-get11:25:060
58750550irq/54-eth09871-21apt-get11:25:060
58750550irq/54-eth031800-21munin-node0
58750550irq/54-eth027677-21latency_hist10:39:560
58750550irq/54-eth024436-21munin-node0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional