Those Mesa errors "Mesa: User error:" all look like OpenGL features that Unity8 is hitting but mir-demos don't. So those gl calls are also good candidates for explaining poor performance, especially if Mesa is falling back to software rendering for them.
Unfortunately we're covering multiple issues here. This bug should be about the dash crashing continuously. We can deal with performance elsewhere... -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to mesa in Ubuntu. https://bugs.launchpad.net/bugs/1549455 Title: Unity8-dash on Intel Pineview graphics crashes and restarts continuously [qtubuntu: ASSERT: "eglDestroyContext(mEglDisplay, mEglContext) == EGL_TRUE"] To manage notifications about this bug go to: https://bugs.launchpad.net/mir/+bug/1549455/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp