Resize swap file

This may seem a bit scary, but none of the data will be lost from the partition. When we list to attributes of the PV it still shows 70 GB for a size and zero free space. Next we need to increase the size of our logical volume LV.

Unfortunately, the LV in question is currently being used by the OS for swap space. Swaplv is our only swap device and zero bytes are currently in use, probably because we just booted the machine. In this blog we have demonstrated the procedure for increasing a partition as well as the underlying LVM components and swap device.

This procedure does require an outage, and provides the cleanest approach for resizing the main system swap device with no data loss. Great article. We had increased the memory from 4g to 8g and Oracle did not like the swap size. Your email address will not be published. You can disable a given swap file using this command.

Now use the fallocate command in Linux to change the size of the swap file. You should see an output like this where it warns you that old swap signature is being wiped out. You can check swap size using the free command or the swapon --show command. You see how easy it is to resize swap size thanks to the swap files. Everything was done on the fly. How cool is that! I hope you found this quick tutorial helpful in resizing the swap space on Ubuntu as well as other Linux distributions.

If you have questions or suggestions, please leave a comment below. Please enter at least 3 characters 0 results found. Below are instructions for changing your page file, and how big it should be. To change the size of your page file, navigate to the 'System' section of the Windows Control Panel. Open 'Advanced System Settings' and navigate to the 'Advanced' tab. Click the 'Settings' button under the 'Performance' section to open another window. Click on the new window's 'Advanced' tab, and click 'Change' under the 'Virtual Memory' section.

I see a number of explanations referring to resizing swap partitions; however, I cannot find one that explains how to "resize" an existing swap file. Is it simpler to create a new swap file and delete this one following instructions here How to increase swap space on RHEL7.

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