I might have undersold the performance advantage of writing your own cache, but let me reiterate the point I was trying to make: The reason we didn't consider d

I might have undersold the performance advantage of writing your own cache, but let me reiterate the point I was trying to make: The reason we didn't consider doing so was because we weren't having a performance issue. Writing our own cache would be strictly more work than just using pread and accomplished the same thing.