| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Tomas Vondra <tomas(at)vondra(dot)me> |
| Cc: | Thomas Munro <thomas(dot)munro(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Michael Paquier <michael(at)paquier(dot)xyz>, Andrew Dunstan <andrew(at)dunslane(dot)net>, Amul Sul <sulamul(at)gmail(dot)com>, Zsolt Parragi <zsolt(dot)parragi(at)percona(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Chao Li <li(dot)evan(dot)chao(at)gmail(dot)com>, Anthonin Bonnefoy <anthonin(dot)bonnefoy(at)datadoghq(dot)com>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, Jakub Wartak <jakub(dot)wartak(at)enterprisedb(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: pg_waldump: support decoding of WAL inside tarfile |
| Date: | 2026-04-02 17:43:36 |
| Message-ID: | 3579709.1775151816@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Tomas Vondra <tomas(at)vondra(dot)me> writes:
> On 4/2/26 18:29, Tom Lane wrote:
>> Pushed, thanks for reviewing! In the event I decided to back-patch to
>> v18, where these fixes could protect pg_verifybackup against tar files
>> it can't handle.
> It seems jay/hippopotamus failed on this, for some reason.
Hmm:
# Failed test 'corrupt backup fails verification: extra_file: matches'
# at t/003_corruption.pl line 198.
# 'pg_verifybackup: error: pax extensions to tar format are not supported
# '
# doesn't match '(?^:extra_file.*present (on disk|in archive "[^"]+") but not in the manifest)'
> Maybe there's something special about OpenSUSE?
Apparently its version of "tar" will produce pax-extended files
at the drop of a hat. I have an OpenSUSE image around here
somewhere, will see if I can reproduce this. But while I'm
asking, what filesystem are those animals running on top of?
regards, tom lane
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