You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-07-27 - 03:38
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 Fri Jul 26, 2024 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1791911930,5ptp4l401ktimersoftd/310:12:463
2382621560,5sleep2529199cyclictest14:37:372
179191770,1ptp4l401ktimersoftd/312:32:133
179191710,1ptp4l401ktimersoftd/314:26:453
179191650,9ptp4l401ktimersoftd/313:10:583
111242650,1sleep30-21swapper/315:32:473
111242650,1sleep30-21swapper/315:32:473
180642600,2sleep10-21swapper/113:55:051
171662590,1sleep10-21swapper/113:16:101
152662580,4sleep215270-21cpuspeed_turbos13:52:412
179191560,1ptp4l401ktimersoftd/314:34:173
49402544,38sleep10-21swapper/110:14:191
179191540,1ptp4l401ktimersoftd/312:19:443
5291995244,4cyclictest33-21ksoftirqd/213:42:412
5291995244,4cyclictest33-21ksoftirqd/213:42:412
5291995244,4cyclictest33-21ksoftirqd/211:42:382
179191520,1ptp4l401ktimersoftd/313:52:073
179191520,1ptp4l401ktimersoftd/313:52:073
5291995115,33cyclictest33-21ksoftirqd/212:39:212
254152510,2sleep00-21swapper/014:02:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional