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troyfontaine revised this gist
Mar 28, 2017 . 1 changed file with 7 additions and 1 deletion.There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -58,4 +58,10 @@ rm -rf /temp ``` ## Step 9 - Remove the entry from /etc/fstab Using your preferred text editor, ensure you open `/etc/fstab` and remove the line for /dev/mapper/cl-home. ## Step 10 - Don't miss this! Run the following command to sync systemd up with the changes. ```bash dracut --regenerate-all --force ``` -
troyfontaine revised this gist
Mar 28, 2017 . 1 changed file with 4 additions and 1 deletion.There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -55,4 +55,7 @@ cp -a /temp/home / ## Step 8 - Remove the temporary location ```bash rm -rf /temp ``` ## Step 9 - Remove the entry from /etc/fstab Using your preferred text editor, ensure you open `/etc/fstab` and remove the line for /dev/mapper/cl-home. -
troyfontaine revised this gist
Mar 26, 2017 . 1 changed file with 3 additions and 3 deletions.There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -1,7 +1,7 @@ # Resize root partition (or how to remove the default /home partition) on CentOS 7 online This requires you to be able to ssh into the instance using the root user account and that no services be running as users out of /home on the target machine. The examples are from a default installation with no customation-you NEED to know what you're working with for volumes/partitions to not horribly break things. By default, CentOS 7 uses XFS for the file system and Logical Volume Manager (LVM), creating 3 partitions: `/`,`/home` and -
troyfontaine revised this gist
Mar 26, 2017 . 1 changed file with 10 additions and 0 deletions.There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -45,4 +45,14 @@ lvextend -L+406G /dev/cl/root ## Step 6 - Resize the root partition ```bash xfs_growfs /dev/mapper/cl-root ``` ## Step 7 - Copy the /home contents back into the /home directory ```bash cp -a /temp/home / ``` ## Step 8 - Remove the temporary location ```bash rm -rf /temp ``` -
troyfontaine revised this gist
Mar 26, 2017 . 1 changed file with 21 additions and 2 deletions.There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -18,12 +18,31 @@ Once that is finished at your back at the prompt, you can proceed to step 2. umount -fl /home ``` ## Step 3 - Note the size of the home LVM volume We run the `lvs` command to display the attributes of the LVM volumes ```bash lvs ``` Sample output: ```bash LV VG Attr LSize Pool Origin Data% Meta% Move Log Cpy%Sync Convert home cl -wi-a----- 406.94g root cl -wi-ao---- 50.00g swap cl -wi-ao---- 7.81g ``` ## Step 4 - Remove the home LVM volume ```bash lvremove /dev/cl/home ``` ## Step 5 - Resize the root LVM volume Based on the output of `lvs` above, I can safely extend the root LVM by 406GiB. ```bash lvextend -L+406G /dev/cl/root ``` ## Step 6 - Resize the root partition ```bash xfs_growfs /dev/mapper/cl-root ``` -
troyfontaine created this gist
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This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -0,0 +1,29 @@ # Remove /home partition on CentOS 7 Online This requires you to be able to ssh into the instance using the root user account and that no services be running as users out of /home. The examples are from a default installation with no customation-you NEED to know what you're working with for partitions to not mess this up. By default, CentOS 7 uses XFS for the file system and Logical Volume Manager (LVM), creating 3 partitions: `/`,`/home` and ## Step 1 - Copy /home Contents To backup the contents of /home, do the following: ```bash mkdir /temp cp -a /home /temp/ ``` Once that is finished at your back at the prompt, you can proceed to step 2. ## Step 2 - Unmount the /home directory ```bash umount -fl /home ``` ## Step 3 - Remove the logical volume ```bash lvremove /dev/cl/home ``` ## Step 4 - Resize the root partition ```bash xfs_growfs /dev/mapper/cl-root ```