CentOS

Error: Protected multilib versions

yum downgrade

开启swap内存

dd if=/dev/zero of=/mnt/swap bs=block_size count=number_of_block
mkswap /mnt/swap
swapon /mnt/swap
echo '/mnt/swap swap swap defaults 0 0'>> /etc/fstab
free -m

swapoff -a
Yan Peipan 11 January 2017