由于内部虛拟機采用pv,vg,lv模式,導緻經常性的做lv擴容操作。
于是編寫以下腳本友善使用,僅供參考
#!/bin/bash
#v1.0
#by-xgmin-20200507
echo "please input your lvname"
read namelv
lv_name=<code>df -Ph|grep "/$namelv"|awk '{print $1}'</code>
lv_type=<code>df -PT|grep "/$namelv"|awk '{print $2}'</code>
echo $lv_name $lv_type
#############
pvlist=(<code>pvs |grep "/dev/"|awk '{print $1}'</code>)
for pvname in ${pvlist[@]};do
echo $pvname
pvresize $pvname
done
vg=<code>vgs|awk ' NR==2{print $NF}'|sed "s/\..*//g"</code>
echo "VG free is "$vg"G"
lvextend -l +100%FREE $lv_name
if [ $lv_type == "ext4" ];then
resize2fs $lv_name
elif [ $lv_type == "xfs" ];then
xfs_growfs $lv_name
else
echo "Error:wrong storage format..."
exit
fi
S=<code>df -h</code>
echo "fineshd!"
echo "$S"