Okay - this looks like exactly the approach I wanted to take. So at least I know I'm not out on the fringe somewhere. Let me ask this - for soft memlock and hard memlock, why set this above 80% of available memory? Does make more sense to limit these to no more than 80%? If not, why (out of curiousity)? Chris From: Andrew Kerber [mailto:andrew.kerber@xxxxxxxxx] Sent: Wednesday, May 01, 2013 12:55 PM To: Taylor Christopher - Nashville Cc: ORACLE-L Subject: Re: Some more hugepages questions/thoughts Something like this: (101*1024*1024/2048)+5. The +5 is a just in case fudge factor. Here is my blog on the subject: https://dbakerber.wordpress.com/2012/03/14/configuring-hugepages-for-oracle-on-linux/ -- //www.freelists.org/webpage/oracle-l