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From: Wasim Devale <wasimd60@gmail.com>
Date: Thu, 29 Jan 2026 00:45:42 +0530
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 <CAB5fag4n6o0=wLj6wn=fbUsHTZyOd4cZ=_soLX3FDc+N8FQJVg@mail.gmail.com>
Subject: Restoration process generates 1.2 TB of WAL files.
To: pgsql-admin <pgsql-admin@postgresql.org>,
	Pgsql-admin <pgsql-admin@lists.postgresql.org>
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Hi All

I am taking directory dump from postgresql 12 and restoring it on
postgresql 17 this process create 1.2TB of wals files in pg_wal directory.
Can we reduce this WAL files generation via any configuration changes?

Thanks,
Wasim

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<div dir=3D"auto">Hi All<div dir=3D"auto"><br></div><div dir=3D"auto">I am =
taking directory dump from postgresql 12 and restoring it on postgresql 17 =
this process create 1.2TB of wals files in pg_wal directory. Can we reduce =
this WAL files generation via any configuration changes?</div><div dir=3D"a=
uto"><br></div><div dir=3D"auto">Thanks,</div><div dir=3D"auto">Wasim=C2=A0=
</div></div>

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