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今天编译mysql5.7内存不够用,加了一个swap
1.创建swap
dd if=/dev/zero of=/mnt/swapfile bs=1M count=2048
2.格式化swapfile
mkswap /mnt/swapfile
3.加载swap
chmod 0600 /mnt/swapfile
swapon /mnt/swapfile
4.写入fstab
/mnt/swapfile swap swap defaults 0 0

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