linux=====>添加swap交换区

## 增加swap分区
```bash
$cd /var
$dd if=/dev/zero of=swapfile bs=1024 count=8291456
$/sbin/mkswap swapfile
$/sbin/swapon swapfile
$/sbin/swapon -s
$vim /etc/fstab
/var/swapfile swap swap defaults 0 0

sudo shutdown -r now #重启才会生效
 

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转载自blog.csdn.net/yinlell/article/details/83658600