增加系统内存

sudo su root
swapon --show
swapoff /swapfile
fallocate -l 64G /swapfile
chmod 600 /swapfile
mkswap /swapfile
swapon /swapfile
free -h

modprobe zram
zramctl /dev/zram0 --algorithm zstd --size "$(($(grep -Po 'MemTotal:\s*\K\d+' /proc/meminfo)/2))KiB"
mkswap -U clear /dev/zram0
swapon --discard --priority 100 /dev/zram0