How to Clear Memory Cache on Linux?

Today if you are using Linux cloud hosting for your website and now if you are looking for information on how to Clear Memory Cache on Linux then here is the complete information on it. When you buy Linux OS for by default it will have an efficient memory management system that is used to clear the buffer cache periodically. But if you want to clear the cache manually then follow the below command.

Here are the commands to clear the cache in Linux OS:

>>> Use the below command to clear the cache

sk@sk:~$ sudo sh -c "sync; echo 3> /proc/sys/vm/drop_caches"

>>> But if you want to force your Linux OS to clear its cache memory on a particular interval then you need to use the cron job, so in that case, you need to open your terminal and enter the following command to create a file called cache clear.

sk@sk:~$ sudo vi /home/cacheclear.sh

>>> So once after adding the above command now you need to add the following lines to cache clear.sh file

• bin/sh

sudo sh -c "sync; echo 3> /proc/sys/vm/drop_caches"

>>> Now you need to save and exit the file. And next, you need to add the below file to your crontab

sk@sk:~$ Sudo crontab -e

>>> Now the command will open the current use cron file and in there if you want to set it to some other user then follow the below command

sk@sk:~$ Sudo crontab -e -u username

>>> Now add the below command line at the end

0 * * * * /home/cacheclear.sh

Once everything is done you need to save and exit the file and the cron job will run this command every hour and it will clear the system memory caches.

Below are the sample results before running the memory cache clearing script.

Here is the result of after running the memory cache clearing script.

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My name is Sindhu Priya and I work as a content manager. I am specialized in writing helpful articles for writers, students and people who want to improve their writing skills. And my hobby is reading, traveling and blogging.