小编Fed*_*ra 的帖子

我需要制作一个 bash 脚本来比较 redhat 服务器上 vg 的空间。到目前为止我所拥有的是：

#!/bin/bash

##VARS
CMD=$(vgs | grep vgSoft | awk -F" " '{print $7}' | awk -F"<" '{print $2}'| awk -F"g" '{print $1}')
SPACE="10.00"

if [[ "$CMD" < "$SPACE" ]]; then
    echo "It's not enough space, you must extend the VG"
    echo "Space is equal to: $CMD GB"
elif [[ "$CMD" == "$SPACE" ]]; then
    echo "It's enough space but consider extend the VG"
elif [[ "$CMD" > "$SPACE" ]]; then
    echo "It's enough space" …