开启swap

创建4g大小的文件并开启swap

mkdir /swap
cd /swap/
dd if=/dev/zero of=SWAPFILE bs=4096 count=1048576
mkswap SWAPFILE 4194304
swapon SWAPFILE
free -g

image.png
开启自启动 /swap/SWAPFILE swap swap defaults 0 0

vi /etc/fstab
cat /etc/fstab| grep -v "^#"|grep -v "^$"

image.png

修改halo启动文件

调整java启动内存：java -server -Xms1g -Xmx1g -jar /opt/halo/halo.jar

vi /etc/systemd/system/halo.service
cat /etc/systemd/system/halo.service | grep --color ExecStart
systemctl daemon-reload
systemctl restart halo.service
ps -ef | grep halo | grep -v grep

image.png