I've found a solution but it decreases the usable amount of RAM. I added mem=2900M to booting line from grub. Then, it works. But, as I said it decreases the usable amount of RAM. It works fine with 8.04.1 and 8.10 alpha4.
I've found a solution but it decreases the usable amount of RAM. I added mem=2900M to booting line from grub. Then, it works. But, as I said it decreases the usable amount of RAM. It works fine with 8.04.1 and 8.10 alpha4.