Re: Reviewers Guide to DeferredTransactions/TransactionGuarantee

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: Simon Riggs <simon(at)2ndquadrant(dot)com>
Cc: ITAGAKI Takahiro <itagaki(dot)takahiro(at)oss(dot)ntt(dot)co(dot)jp>, pgsql-patches(at)postgresql(dot)org
Subject: Re: Reviewers Guide to DeferredTransactions/TransactionGuarantee
Date: 2007-04-13 15:09:04
Message-ID: 200704131509.l3DF94L27409@momjian.us
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Simon Riggs wrote:
> On Tue, 2007-04-10 at 20:46 +0900, ITAGAKI Takahiro wrote:
> > "Simon Riggs" <simon(at)2ndquadrant(dot)com> wrote:
> >
> > > > transaction_guarantee.v11.patch
> > > correct files attached
> >
> > This is a small fix to transaction_guarantee patch.
> > WAL writer needs PGSharedMemoryReAttach() on EXEC_BACKEND platforms.
> > Other changes are only for suppressing warnings.
>
> Thanks
>
> > BTW, the following TODO item comes to my mind:
> > | Allow WAL traffic to be streamed to another server for stand-by replication
> > We have to open sockets to another server when we want to stream WAL.
> > If there were WAL writer, we can save the number of those sockets.
>
> I'll be looking at designs for that in the next cycle.

Already a TODO:

* Allow WAL traffic to be streamed to another server for stand-by
replication

--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://www.enterprisedb.com

+ If your life is a hard drive, Christ can be your backup. +

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