From: | "Scott Marlowe" <scott(dot)marlowe(at)gmail(dot)com> |
---|---|
To: | "Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov> |
Cc: | "Alvaro Herrera" <alvherre(at)commandprompt(dot)com>, pgsql-admin(at)postgresql(dot)org, "Marcin Kasperski" <Marcin(dot)Kasperski(at)softax(dot)com(dot)pl> |
Subject: | Re: Is it possible to convert WAL's between architectures? |
Date: | 2008-06-05 22:49:49 |
Message-ID: | dcc563d10806051549i3dc4dc89if887647e4c866c96@mail.gmail.com |
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Lists: | pgsql-admin |
On Thu, Jun 5, 2008 at 4:27 PM, Kevin Grittner
<Kevin(dot)Grittner(at)wicourts(dot)gov> wrote:
>>>> On Thu, Jun 5, 2008 at 5:18 PM, in message
> <dcc563d10806051518w64a1833w269ecc2b377a1519(at)mail(dot)gmail(dot)com>, "Scott
> Marlowe"
> <scott(dot)marlowe(at)gmail(dot)com> wrote:
>> On Thu, Jun 5, 2008 at 9:19 AM, Alvaro Herrera
>> <alvherre(at)commandprompt(dot)com> wrote:
>>> Marcin Kasperski wrote:
>>>>
>>>> As in the title - is it possible to convert WAL for another
> architecture?
>>>>
>>>> (source database on Linux/i386, contemplating chances to restore
>>>> backup on Linux/amd64)
>>>
>>> No.
>>
>> Technically it really IS possible, but I can't imagine investing the
>> time to be able to do so.
>
> We did this by installing the 32 bit libraries and making a 32 bit
> build which ran under the 64 bit OS.
True. But that would only work on 64/32 split OSes where the chipsets
have a 32 bit compatibility mode. You couldn't do that from i386 to
sparc64 for instance.
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