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常用脚本/adding_rootvg-lvswap_To_rootvg-lvroot.sh

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+#!/bin/bash
+
+echo "-----------------------------------------------------------------------"
+RootVolumeSizeBefore=$(df -TH | grep -w "/dev/mapper/rootvg-lvroot" | awk '{print $3}')
+echo "扩容之前的root目录的容量为：${RootVolumeSizeBefore}"
+
+echo "y
+
+
+" | lvremove /dev/rootvg/lvswap
+
+freepesize=$(vgdisplay rootvg | grep 'Free  PE' | awk '{print $5}')
+
+lvextend  -l+${freepesize} /dev/rootvg/lvroot
+
+
+## #自动扩展XFS文件系统到最大的可用大小
+xfs_growfs /dev/rootvg/lvroot
+
+df -TH | grep -w "/dev/mapper/rootvg-lvroot" | awk '{print $3}'
+
+echo "-----------------------------------------------------------------------"
+RootVolumeSizeAfter=$(df -TH | grep -w "/dev/mapper/rootvg-lvroot" | awk '{print $3}')
+echo "扩容之后的root目录的容量为：${RootVolumeSizeAfter}"
+RootVolumeSizeBeforeNum=$(echo $RootVolumeSizeBefore | cut -d "G" -f1)
+RootVolumeSizeAfterNum=$(echo $RootVolumeSizeAfter | cut -d "G" -f1)
+
+echo "恭喜，您的root目录容量增加了+++++++$(( ${RootVolumeSizeAfterNum}-${RootVolumeSizeBeforeNum} ))GB+++++"
+