I did not get the i915 cmds erros in dmesg until i started beryl- manager, however the load on my system was above average before starting beryl. I've also noticed quite a bit of sluggishness.
** Attachment added: "dmesg.log, lspci-vv.log, lspci-vvn.log" http://librarian.launchpad.net/4734461/LogFiles.tar.gz -- [Edgy] i915_emit_cmds mega-spamming of syslogd, klogd - using 100% cpu https://launchpad.net/bugs/64970 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs