<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_REOPENED " title="REOPENED - nouveau E[ DRM] fail ttm_validate" href="https://bugs.freedesktop.org/show_bug.cgi?id=59069#c43">Comment # 43</a> on <a class="bz_bug_link bz_status_REOPENED " title="REOPENED - nouveau E[ DRM] fail ttm_validate" href="https://bugs.freedesktop.org/show_bug.cgi?id=59069">bug 59069</a> from <a class="email" href="mailto:pomidorabelisima@gmail.com" title="poma <pomidorabelisima@gmail.com>"> poma</a> <pre>(In reply to Ilia Mirkin from <a href="show_bug.cgi?id=59069#c39">comment #39</a>) > "fail ttm_validate" usually means "you tried to use too much vram at once". > Unfortunately nouveau's mesa driver isn't particularly good at handling that > issue, which causes it to get much worse failures down the line. > > If you have an IGP, please increase the size of the "VRAM" allocation. > > Realistically, I doubt the plasma5 use-case fits well with nv30/nv40 > hardware. You're taking a 2015 compositor and running it on 2005 hardware. > Looks like GLX is too much for GPU family <= NV50, i.e. NV40, NV30, ... but can go with XRender - the same situation as with Xfwm4 compositing. > You could (correctly) make the argument that nouveau should do a better job > at this -- and you'd be right. However volunteers aren't falling over > themselves, rushing to fix these issues. Only volunteers there!? :)</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> </ul> </body> </html>