Hi!
Will wal_compression=on will produce compressed wal files to additional
compression is not needed?
Yes. Not sure how it will play with the streaming that pg_receivewal does.
I looked into WAL files created with wal_compression=on in pg_wal directory.
They still contain lot of ascii data
On Thu, May 21, 2020 at 01:38:11PM +0900, Kyotaro Horiguchi wrote:
> Difference from decompression by restore_command?
>
> A WAL (segment) file is filled with multiple WAL records. The "full
> page image", which is described to be compressed by the parameter, is
> a part of WAL record. A WAL file
At Thu, 21 May 2020 06:55:41 +0200, Paul Förster
wrote in
> Hi Adrian,
>
> > On 21. May, 2020, at 01:03, Adrian Klaver wrote:
> >
> > Yeah, the issue would be getting a version of gunzip that works on Windows.
> > In the past I have had luck with:
> >
> > https://www.7-zip.org/
> >
> >
Hi Adrian,
> On 21. May, 2020, at 01:03, Adrian Klaver wrote:
>
> Yeah, the issue would be getting a version of gunzip that works on Windows.
> In the past I have had luck with:
>
> https://www.7-zip.org/
>
> Not sure how well it works with redirects/pipes.
I'm no windoze guru, so I don't
At Wed, 20 May 2020 19:25:50 -0700, Adrian Klaver
wrote in
> On 5/20/20 6:27 PM, Michael Paquier wrote:
> > On Wed, May 20, 2020 at 11:36:09AM -0700, Adrian Klaver wrote:
> >> The next problem is that I'm pretty sure a WAL file with *.gz
> >> extension will
> >> not be able to be processed
On 5/20/20 6:27 PM, Michael Paquier wrote:
On Wed, May 20, 2020 at 11:36:09AM -0700, Adrian Klaver wrote:
The next problem is that I'm pretty sure a WAL file with *.gz extension will
not be able to be processed directly by the server. So you are going to have
to uncompress it at some point
On Wed, May 20, 2020 at 11:36:09AM -0700, Adrian Klaver wrote:
> The next problem is that I'm pretty sure a WAL file with *.gz extension will
> not be able to be processed directly by the server. So you are going to have
> to uncompress it at some point before it gets restored.
The short answer
On 5/20/20 12:09 PM, Andrus wrote:
Hi!
I'm guessing:
restore_command='copy "D:\\wallog\\%f.gz" "%p"'
will get you the file.
The next problem is that I'm pretty sure a WAL file with *.gz
extension will not be able to be processed directly by the server. So
you are going to have to uncompress
On 5/20/20 11:43 AM, Paul Förster wrote:
Hi Andrus, hi Adrian,
see:
25.3.6.2. Compressed Archive Logs
https://www.postgresql.org/docs/12/continuous-archiving.html#BACKUP-TIPS
Hope this helps in dealing with compressed WAL files.
Yeah, the issue would be getting a version of gunzip that
Hi!
I'm guessing:
restore_command='copy "D:\\wallog\\%f.gz" "%p"'
will get you the file.
The next problem is that I'm pretty sure a WAL file with *.gz extension
will not be able to be processed directly by the server. So you are
going to have to uncompress it at some point before it gets
Hi Andrus, hi Adrian,
see:
25.3.6.2. Compressed Archive Logs
https://www.postgresql.org/docs/12/continuous-archiving.html#BACKUP-TIPS
Hope this helps in dealing with compressed WAL files.
Cheers,
Paul
> On 20. May, 2020, at 20:36, Adrian Klaver wrote:
>
> On 5/20/20 8:08 AM, Andrus wrote:
On 5/20/20 8:08 AM, Andrus wrote:
In windows 10
pg_receivewal --directory="d:\wallog" --verbose --compress=9
is used to archieve WAL.
This creates .gz files
For restore
restore_command='copy "D:\\wallog\\%f" "%p"'
I'm guessing:
restore_command='copy "D:\\wallog\\%f.gz" "%p"'
will get you
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