Re: patch for parallel pg_dump

From: Andrew Dunstan <andrew(at)dunslane(dot)net>
To: Joachim Wieland <joe(at)mcknight(dot)de>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Alvaro Herrera <alvherre(at)commandprompt(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: patch for parallel pg_dump
Date: 2012-03-29 17:46:39
Message-ID: 4F749FFF.3080101@dunslane.net
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On 03/28/2012 11:43 PM, Andrew Dunstan wrote:
>
>
> On 03/28/2012 09:12 PM, Joachim Wieland wrote:
>> On Thu, Mar 29, 2012 at 2:46 AM, Andrew Dunstan<andrew(at)dunslane(dot)net>
>> wrote:
>>> But your patch hasn't got rid of them, and so it's declared twice.
>>> There is
>>> no pgpipe.h, BTW, it's declared in port.h. If VC2005 doesn't
>>> complain about
>>> the double declaration then that's a bug in the compiler, IMNSHO.
>>> Doesn't it
>>> even issue a warning? I no longer use VC2005 for anything, BTW, I
>>> use VC2008
>>> or later.
>> I agree, the compiler should have found it, but no, I don't even get a
>> warning. I just verified it and when I add a #error right after the
>> prototypes in port.h then it hits the #error on every file, so it
>> definitely sees both prototypes and doesn't complain... cl.exe is
>> running with /W3.
>>
>> src/bin/pg_dump/pg_backup_archiver.c
>>> Anyway, ISTM the best thing is just for us to get rid of pgpipe without
>>> further ado. I'll try to get a patch together for that.
>> Thanks.
>
>
> OK, I have committed this. Following that, you need to add a couple of
> macros for pipewrite to parallel.c. There's also a missing cast in the
> call to beginthreadex().
>
> I'll continue testing tomorrow.
>
>

Here is an updated patch that builds now that pgpipe has been removed.

cheers

andrew

Attachment Content-Type Size
parallel_pgdump_nopgpipe.patch text/x-patch 144.1 KB

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