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clarify that the script assumes MBR

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John Bowdre 2022-03-15 10:21:04 -05:00
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content/posts/2021/automatic-unattended-expansion-of-linux-root-lvm-volume-to-fill-disk/index.md
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@ -25,6 +25,10 @@ It was a bit trickier for Linux systems though. My Linux templates all use LVM t
I found a great script [here](https://github.com/alpacacode/Homebrewn-Scripts/blob/master/linux-scripts/partresize.sh) that helped with most of those operations, but it required the user to specify the physical and logical volumes. I modified it to auto-detect those, and here's what I came up with: I found a great script [here](https://github.com/alpacacode/Homebrewn-Scripts/blob/master/linux-scripts/partresize.sh) that helped with most of those operations, but it required the user to specify the physical and logical volumes. I modified it to auto-detect those, and here's what I came up with:
{{% notice info "MBR only" %}}
When I cobbled together this script I was primarily targeting the Enterprise Linux (RHEL, CentOS) systems that I work with in my environment, and those happened to have MBR partition tables. This script would need to be modified a bit to work with GPT partitions like you might find on Ubuntu.
{{% /notice %}}
```shell ```shell
#!/bin/bash #!/bin/bash
# This will attempt to automatically detect the LVM logical volume where / is mounted and then # This will attempt to automatically detect the LVM logical volume where / is mounted and then