Re: Reviewers Guide to Deferred Transactions/TransactionGuarantee

Your patch has been added to the PostgreSQL unapplied patches list at:

    http://momjian.postgresql.org/cgi-bin/pgpatches

It will be applied as soon as one of the PostgreSQL committers reviews
and approves it.

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ITAGAKI Takahiro wrote:
> "Simon Riggs" <simon@2ndquadrant.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.
>
> We might also need to increase NUM_AUXILIARY_PROCS (=3) for WAL writer,
> but I didn't change it in the patch. (I don't know why the value is 3
> -- bgwriter, autovacuum launcher and ... what?)
>
>
> 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.
>
> Regards,
> ---
> ITAGAKI Takahiro
> NTT Open Source Software Center
>

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