On Tue, 2008-09-09 at 08:24 -0400, Tom Lane wrote: > "Fujii Masao" <[EMAIL PROTECTED]> writes: > > On Tue, Sep 9, 2008 at 5:11 PM, Simon Riggs <[EMAIL PROTECTED]> wrote: > >> > >> Yes. We should have a LogwrtRqst pointer and LogwrtResult pointer for > >> the send operation. The Write and Send operations can then continue > >> independently of one another. XLogInsert() cannot advance to a new page > >> while we are waiting to send or write. > > > Agreed. > > "Agreed"? That last restriction is a deal-breaker.
OK, I should have said *if wal_buffers are full* XLogInsert() cannot advance to a new page while we are waiting to send or write. So I don't think its a deal breaker. -- Simon Riggs www.2ndQuadrant.com PostgreSQL Training, Services and Support -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
