How to Extend Swap space on LVM Disk Linux
Oracle Database 12.2
Oracle Linux 7
Description:
Want to extend Swap
space on LVM disk. Assumes that space is available in the volume group on which
the current swap partition is located as logical volume.
Solution:
To extend the amount
of swap space in a LVM environment follow the below steps.
To verify
the swap space exists and is a logical volume issue the following command:
To view the
swap volume using fdisk command:
[root@ora12c
~]# fdisk -l
We see that current
swap space is 7.88GB and we want to extend 2GB to this swap volume.
Stop or
terminate all program/services which are using swap space and then stop existing
swap volume using swapoff command.
[root@ora12c
~]# swapoff -a
Now increase
the size of current swap space logical volume by 2GB using following command:
You can see
that size has been increased by 2GB successfully.
Now to make the volume as a swap partition issue the following command:
Now turn on
swap space as:
[root@ora12c
~]# swapon -a
You can also check and verify swap space by free and lsblk command:
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