Red Hat Customer Portal

Skip to main content

Why do I get OOM kills when I copy a large amount of data over Network File System?

Updated -

When the size of the data to be copied exceeds the size of physical memory, oom-killer starts randomly killing processes. This can be fixed by:

sysctl -w vm.lower_zone_protection 100

When lower_zone_protection is set to 100, it increases the free page threshold by 100 thereby starting page reclamation earlier and preventing NFS (Network ...

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.

Current Customers and Partners

Log in for full access

Log In

Was this helpful?

We appreciate your feedback. Leave a comment if you would like to provide more detail.
It looks like we have some work to do. Leave a comment to let us know how we could improve.