| From: | Andres Freund <andres(at)anarazel(dot)de> |
|---|---|
| To: | Michael Harris <harmic(at)gmail(dot)com> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, Jakub Wartak <jakub(dot)wartak(at)enterprisedb(dot)com>, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Tomas Vondra <tomas(at)vondra(dot)me>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: FileFallocate misbehaving on XFS |
| Date: | 2025-01-02 14:40:49 |
| Message-ID: | dk6af5xcmve6itleutbhvdx4ifxoe5om5dtft3pwa5wlteyazp@cp5auw3v4od5 |
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| Lists: | pgsql-hackers |
Hi,
On 2024-12-20 11:39:42 -0500, Andres Freund wrote:
> On 2024-12-19 17:47:13 +1100, Michael Harris wrote:
> > This is a different system to those I previously provided logs from.
> > It is also running RHEL8 with a similar configuration to the other
> > system.
>
> Given it's a RHEL system, have you raised this as an issue with RH? They
> probably have somebody with actual XFS hacking experience on staff.
>
> RH's kernels are *heavily* patched, so it's possible the issue is actually RH
> specific.
FWIW, I raised this on the #xfs irc channel. One ask they had was:
│15:56:40 dchinner | andres: can you get a metadump of a filesystem that is displaying these symptoms for us to analyse?
│15:57:54 dchinner | metadumps don't contain data, and metadata is obfuscated so no filenames or attributes are exposed, either.
Greetings,
Andres
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