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== How to check efficiency of KSM ==
To check if KSM is actually reducing memory usage, issue this command on the HN:
[root@HN /]# cat /sys/kernel/mm/KSM/pages_sharing
If the value is greater than 0, you're saving memory. Refer to https://www.kernel.org/doc/Documentation/vm/ksm.txt for more details.
To check if KSM is actually reducing memory usage, issue this command on the HN:
[root@HN /]# cat /sys/kernel/mm/KSM/pages_sharing
If the value is greater than 0, you're saving memory. Refer to https://www.kernel.org/doc/Documentation/vm/ksm.txt for more details.
