<div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Hello, all. Sometimes I notice a stutter in my VAAPI video playback. When it happens, I always have a log line with a non-zero value for "Swap", like this:</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">mythfrontend.real: mythfrontend[1093]: I CoreContext opengl/mythopenglperf.cpp:84 (LogSamples) GLVidPerf: Upload:0.0000 Clear:0.0000 Render:0.0033 Flush:0.0123 Swap:0.0012 Total fps: 59.8134<br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">The rest of the time, during smooth playback, Swap is zero.</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">What's going on here? Is there anything I can do to reduce swap or otherwise improve performance? Any Xorg directives or MythTV config options? I've found very, very little info on configuring VAAPI anywhere...</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Thanks!</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Josh</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div></div>