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Date:      Sun, 05 Dec 2010 19:53:04 +0100
From:      "Ronald Klop" <ronald-freebsd8@klop.yi.org>
To:        freebsd-fs@freebsd.org
Subject:   Re: How to choose the size of swap?
Message-ID:  <op.vm872qsr8527sy@pinky>
In-Reply-To: <4CFBD7F9.3000307@ukr.net>
References:  <4CFBD7F9.3000307@ukr.net>

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On Sun, 05 Dec 2010 19:20:41 +0100, Vladislav V. Prodan  
<universite@ukr.net> wrote:

> We have several servers with 8|16 GB of memory, 2|4 harddrive
> (RAID1|RAID10 using ZFS)
> These servers will work with Mysql, the size of databases that are
> several times larger than the size of memory.
>
> What would recommend to expose the size of swap?
> On a separate partition or a file?
> At hand is not loaded with servers that have the swap was over 20 MB ...
> In an extreme case, let the output "top v" to this maillist

You might not need swap to run the database. But the swap space is also  
used for making a kernel dump in case of a problem. In that case swap  
space must be as large as the amount of memory in the machine. (As far as  
I know.)

Ronald.



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