Alan Shutko <ats@acm.org> writes: > As you can see below, when it actually has to compute whether blocks > have changed, it takes close to the same amount of system CPU (1.36x) > but vastly more user CPU. (17.8x as much!) Oops, grabbed the wrong number. It's only 13x as much. -- Alan Shutko <ats@acm.org> - In a variety of flavors! You ain't learning nothing when you're talking.