<HTML><BODY style="word-wrap: break-word; -khtml-nbsp-mode: space; -khtml-line-break: after-white-space; "><BR><DIV><DIV>On Oct 29, 2005, at 11:38 AM, <A href="mailto:mythtv-users-request@mythtv.org">mythtv-users-request@mythtv.org</A> wrote:</DIV><BR class="Apple-interchange-newline"><BLOCKQUOTE type="cite"><BLOCKQUOTE type="cite"><P style="margin: 0.0px 0.0px 0.0px 10.0px"><FONT face="Helvetica" size="3" style="font: 12.0px Helvetica">Just getting into this HD stuff and having some issues with HD <SPAN class="Apple-converted-space"> </SPAN></FONT></P> <P style="margin: 0.0px 0.0px 0.0px 10.0px"><FONT face="Helvetica" size="3" style="font: 12.0px Helvetica">playback. Usually, when I first start watching an HD recording the <SPAN class="Apple-converted-space"> </SPAN></FONT></P> <P style="margin: 0.0px 0.0px 0.0px 10.0px"><FONT face="Helvetica" size="3" style="font: 12.0px Helvetica">video and audio stutters quite badly.<SPAN class="Apple-converted-space"> </SPAN></FONT></P> </BLOCKQUOTE></BLOCKQUOTE></DIV><BR><DIV><BR class="khtml-block-placeholder"></DIV><DIV>I'm having the same trouble, however I'm using an HD5000 card.</DIV><DIV>It got better when I recompiled my kernel to use:</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>CONFIG_HZ_1000=y</DIV><DIV>CONFIG_HZ=1000</DIV><DIV>CONFIG_PREEMPT=y</DIV><DIV>CONFIG_PREEMPT_BKL=y</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV>but, unfortunately, now after about five minutes, the front end crashes.</DIV><DIV>I also notice that not every station reacts the same. Some work better than others but eventually all fail.</DIV><DIV><BR class="khtml-block-placeholder"></DIV><DIV><BR class="khtml-block-placeholder"></DIV></BODY></HTML>