> Read-ahead still seems to have a big leak somewhere. With 10GB dd reads, > it caused my glusterfsd (which was configured for read-ahead) to grow > slowly for a little while, until suddenly the growth became very rapid > (probably about the same as the data it was passing) and glusterfsd died > (just like before). did you try with read-ahead on srever or client side?? avati -- Shaw's Principle: Build a system that even a fool can use, and only a fool will want to use it.