On Tue, Jan 21, 2014 at 8:01 PM, Peter Geoghegan <pg@heroku.com> wrote:
> Not necessarily. Under Linux for example, POSIX_FADV_SEQUENTIAL "sets
> the readahead window to the default size for the backing device"
Excuse me; I meant to put "POSIX_FADV_SEQUENTIAL doubles this size
[default size for the backing device]".
--
Peter Geoghegan