On Wed, Feb 3, 2016 at 8:59 AM, Robert Haas <robertmhaas@gmail.com> wrote: > > On Tue, Feb 2, 2016 at 10:27 PM, Amit Kapila <amit.kapila16@gmail.com> wrote: > > So, let's leave adding any additional column, but Alexander has brought up > > a good point about storing the wait_type and actual wait_event > > information into four bytes. Currently I have stored wait_type (aka > > classId) > > in first byte and then two bytes for wait_event (eventId) and remaining > > one-byte can be used in future if required, however Alexandar is proposing > > to > > combine both these (classId and eventId) into two-bytes which sounds > > reasonable to me apart from the fact that it might add operation or two > > extra > > in this path. Do you or anyone else have any preference over this point? > > I wouldn't bother tinkering with it at this point. The value isn't > going to be recorded on disk anywhere, so it will be easy to change > the way it's computed in the future if we ever need to do that. >
Okay. Find the rebased patch attached with this mail. I have moved