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Re: refactoring relation extension and BufferAlloc(), faster COPY - Mailing list pgsql-hackers

From John Naylor
Subject Re: refactoring relation extension and BufferAlloc(), faster COPY
Date
Msg-id CAFBsxsHKjGAMQ4dw5MgpQH7yv46addRpMMg1YR34TY+gyAapDw@mail.gmail.com
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In response to Re: refactoring relation extension and BufferAlloc(), faster COPY  (Andres Freund <andres@anarazel.de>)
Responses Re: refactoring relation extension and BufferAlloc(), faster COPY  (Andres Freund <andres@anarazel.de>)
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On Thu, Mar 30, 2023 at 10:02 AM Andres Freund <andres@anarazel.de> wrote:
> Attached is v6. Changes:

0006:

+        ereport(ERROR,
+            errcode_for_file_access(),
+            errmsg("could not extend file \"%s\" with posix_fallocate(): %m",
+                 FilePathName(v->mdfd_vfd)),
+            errhint("Check free disk space."));

Portability nit: mdzeroextend() doesn't know whether posix_fallocate() was used in FileFallocate().

--
John Naylor
EDB: http://www.enterprisedb.com

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