Flashing the BIOS has helped (luckily Gigabyte provide a DOS flashing utility) and now booting with 8GB system memory installed, and no "mem=" parameters, makes the system behave correctly. So I would consider that bug not a kernel bug, but a hardware issue indeed.
-- kernel performance is *very* slow with 8GB RAM on AMD64. 6GB is fine. kernel 2.6.22-8 x86_64 https://bugs.launchpad.net/bugs/129172 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
