You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-04-26 - 10:10
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 rackbslot6.osadl.org (updated Sat Apr 26, 2025 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1518911650,5ptp4l401ktimersoftd/321:18:473
2957121430,2sleep12422499cyclictest00:53:011
1560621300,3sleep22423099cyclictest22:08:052
282172770,1sleep20-21swapper/202:43:072
127572680,3sleep30-21swapper/300:33:073
238882674,10sleep00-21swapper/021:19:370
212562670,5sleep32423899cyclictest02:34:173
196802610,2sleep10-21swapper/100:05:031
54482590,3sleep12422499cyclictest01:03:091
282442500,1sleep228246-21irqrtprio21:27:542
2422499465,22cyclictest60722chrt02:18:001
24230994432,7cyclictest33-21ksoftirqd/200:27:472
24230994232,6cyclictest33-21ksoftirqd/200:02:462
2389524121,9sleep20-21swapper/221:19:432
151891410,1ptp4l401ktimersoftd/321:48:013
151891410,1ptp4l401ktimersoftd/321:48:013
24230993927,7cyclictest33-21ksoftirqd/223:47:502
24230993925,6cyclictest33-21ksoftirqd/200:12:502
2422499392,31cyclictest4605-21apt-get23:02:441
24238993811,23cyclictest28005-21ls21:27:533
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional