On Sun, Mar 11, 2012 at 1:49 PM, Ted Yu <[email protected]> wrote: > I wonder if there was recent performance comparison for scan between using > pread vs. using seek()+read(). >
No. Nothing has changed in pread vs seek+read as far as I know so you'll probably just end up confirming seek+read is still faster than pread when scanning. To improve scan speed, we need read ahead I'd say. St.Ack
