On Mon, 2024-06-10 at 13:41 -0500, Charles Schultz wrote:
> On Wed, May 29, 2024 at 10:05 AM Laurenz Albe <laurenz.albe@cybertec.at> wrote:
> > Did you compress the files? If yes, you have to uncompress them before feeding them
> > to "pg_waldump".
>
> We do use compression (wal_compression="on"), which looks to default to pglz.
> How might I decompress them? I tried gunzip in several iterations, but no dice.
That will compress full-page images *within* the WAL segment, but not the file
itself. The file should still have the regular size.
Perhaps your archiver truncated the file somehow.
Yours,
Laurenz Albe