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From: Bossart, Nathan <[email protected]>
To: Michael Paquier <[email protected]>
Cc: Justin Pryzby <[email protected]>
Cc: Andres Freund <[email protected]>
Cc: Magnus Hagander <[email protected]>
Cc: Mark Dilger <[email protected]>
Cc: Don Seiler <[email protected]>
Cc: [email protected] <[email protected]>
Subject: Re: Estimating HugePages Requirements?
Date: Wed, 8 Sep 2021 17:48:16 +0000
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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On 9/7/21, 8:50 PM, "Michael Paquier" <[email protected]> wrote:
> Switched the variable name to shared_memory_size_mb for easier
> grepping, moved it to a more correct location with the other read-only
> GUCS, and applied 0002.  Well, 0001 here.

Thanks!  And thanks for cleaning up the small mistake in aa37a43.

> +        This can be used on a running server for most parameters.  However,
> +        the server must be shut down for some runtime-computed parameters
> +        (e.g., <xref linkend="guc-huge-pages-required"/>).
> Perhaps we should add a couple of extra parameters here, like
> shared_memory_size, and perhaps wal_segment_size?  The list does not
> have to be complete, just meaningful enough.

Good idea.

Nathan

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