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Is it possible to convert WAL's between architectures?
5+ messages / 4 participants
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* Is it possible to convert WAL's between architectures?
@ 2008-06-04 11:57  Marcin Kasperski <Marcin.Kasperski@softax.com.pl>
  0 siblings, 1 reply; 5+ messages in thread

From: Marcin Kasperski @ 2008-06-04 11:57 UTC (permalink / raw)
  To: pgsql-admin


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)




^ permalink  raw  reply  [nested|flat] 5+ messages in thread

* Re: Is it possible to convert WAL's between architectures?
@ 2008-06-05 15:19  Alvaro Herrera <alvherre@commandprompt.com>
  parent: Marcin Kasperski <Marcin.Kasperski@softax.com.pl>
  0 siblings, 1 reply; 5+ messages in thread

From: Alvaro Herrera @ 2008-06-05 15:19 UTC (permalink / raw)
  To: Marcin Kasperski <Marcin.Kasperski@softax.com.pl>; +Cc: pgsql-admin

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.

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support



^ permalink  raw  reply  [nested|flat] 5+ messages in thread

* Re: Is it possible to convert WAL's between architectures?
@ 2008-06-05 22:18  Scott Marlowe <scott.marlowe@gmail.com>
  parent: Alvaro Herrera <alvherre@commandprompt.com>
  0 siblings, 1 reply; 5+ messages in thread

From: Scott Marlowe @ 2008-06-05 22:18 UTC (permalink / raw)
  To: Alvaro Herrera <alvherre@commandprompt.com>; +Cc: Marcin Kasperski <Marcin.Kasperski@softax.com.pl>; pgsql-admin

On Thu, Jun 5, 2008 at 9:19 AM, Alvaro Herrera
<alvherre@commandprompt.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.



^ permalink  raw  reply  [nested|flat] 5+ messages in thread

* Re: Is it possible to convert WAL's between architectures?
@ 2008-06-05 22:27  Kevin Grittner <Kevin.Grittner@wicourts.gov>
  parent: Scott Marlowe <scott.marlowe@gmail.com>
  0 siblings, 1 reply; 5+ messages in thread

From: Kevin Grittner @ 2008-06-05 22:27 UTC (permalink / raw)
  To: Alvaro Herrera <alvherre@commandprompt.com>; Scott Marlowe <scott.marlowe@gmail.com>; +Cc: pgsql-admin; Marcin Kasperski <Marcin.Kasperski@softax.com.pl>

>>> On Thu, Jun 5, 2008 at  5:18 PM, in message
<dcc563d10806051518w64a1833w269ecc2b377a1519@mail.gmail.com>, "Scott
Marlowe"
<scott.marlowe@gmail.com> wrote: 
> On Thu, Jun 5, 2008 at 9:19 AM, Alvaro Herrera
> <alvherre@commandprompt.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.
 
-Kevin



^ permalink  raw  reply  [nested|flat] 5+ messages in thread

* Re: Is it possible to convert WAL's between architectures?
@ 2008-06-05 22:49  Scott Marlowe <scott.marlowe@gmail.com>
  parent: Kevin Grittner <Kevin.Grittner@wicourts.gov>
  0 siblings, 0 replies; 5+ messages in thread

From: Scott Marlowe @ 2008-06-05 22:49 UTC (permalink / raw)
  To: Kevin Grittner <Kevin.Grittner@wicourts.gov>; +Cc: Alvaro Herrera <alvherre@commandprompt.com>; pgsql-admin@postgresql.org, "Marcin Kasperski" <Marcin.Kasperski@softax.com.pl>

On Thu, Jun 5, 2008 at 4:27 PM, Kevin Grittner
<Kevin.Grittner@wicourts.gov> wrote:
>>>> On Thu, Jun 5, 2008 at  5:18 PM, in message
> <dcc563d10806051518w64a1833w269ecc2b377a1519@mail.gmail.com>, "Scott
> Marlowe"
> <scott.marlowe@gmail.com> wrote:
>> On Thu, Jun 5, 2008 at 9:19 AM, Alvaro Herrera
>> <alvherre@commandprompt.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.



^ permalink  raw  reply  [nested|flat] 5+ messages in thread


end of thread, other threads:[~2008-06-05 22:49 UTC | newest]

Thread overview: 5+ messages (download: mbox mbox.gz follow: Atom feed)
-- links below jump to the message on this page --
2008-06-04 11:57 Is it possible to convert WAL's between architectures? Marcin Kasperski <Marcin.Kasperski@softax.com.pl>
2008-06-05 15:19 ` Alvaro Herrera <alvherre@commandprompt.com>
2008-06-05 22:18   ` Scott Marlowe <scott.marlowe@gmail.com>
2008-06-05 22:27     ` Kevin Grittner <Kevin.Grittner@wicourts.gov>
2008-06-05 22:49       ` Scott Marlowe <scott.marlowe@gmail.com>

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