Further information may be available in the files (readable only by root, the 0 may be different if you have more than one graphics device):
/sys/kernel/debug/dri/0/i915_capabilities /sys/kernel/debug/dri/0/i915_sseu_status ** Summary changed: - Performance degraded in Cosmic + [regression] Wrong EU count for i5-5250U, reducing OpenCL performance ** Also affects: linux (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1800752 Title: [regression] Wrong EU count for i5-5250U, reducing OpenCL performance To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/beignet/+bug/1800752/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs