You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-06-28 - 23:26
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 20 highest latencies:
System rack9slot4.osadl.org (updated Sat Jun 28, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
193361131102sleep0-21swapper/116:06:361
19576991168cyclictest0-21swapper/021:26:540
19576991157cyclictest0-21swapper/016:41:450
19576991157cyclictest0-21swapper/016:41:450
18965110872sleep0-21swapper/016:06:300
19576991073cyclictest10514-21latency_hist17:21:460
195769910354cyclictest0-21swapper/018:36:490
19576991008cyclictest0-21swapper/020:02:110
195769910054cyclictest0-21swapper/018:12:030
195769910022cyclictest20342-21sshd16:07:150
1957699998cyclictest0-21swapper/019:41:510
1957699998cyclictest0-21swapper/017:46:470
1957699988cyclictest0-21swapper/019:16:490
1957699984cyclictest5945-21timerandwakeup20:32:520
1957699978cyclictest0-21swapper/019:06:490
1957699977cyclictest0-21swapper/020:17:270
1957699977cyclictest0-21swapper/019:57:540
1957699977cyclictest0-21swapper/018:56:500
1957699977cyclictest0-21swapper/018:42:230
1957699977cyclictest0-21swapper/018:42:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional