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Date:      Thu, 13 Feb 2020 16:23:57 +0000
From:      Steve O'Hara-Smith <steve@sohara.org>
To:        tech-lists <tech-lists@zyxst.net>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: some questions about disk partitioning and filesystems and booting
Message-ID:  <20200213162357.71aaf1dbd0f2ccb0743b0cd7@sohara.org>
In-Reply-To: <20200213155256.GD14144@bastion.zyxst.net>
References:  <20200213150229.GC14144@bastion.zyxst.net> <CAEJNuHxrVPfU_TB35AEXaq0QdM=p-v0rnuZWtmAgQdm_KRMNTw@mail.gmail.com> <20200213155256.GD14144@bastion.zyxst.net>

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On Thu, 13 Feb 2020 15:52:56 +0000
tech-lists <tech-lists@zyxst.net> wrote:

> OK, but doesn't it need to be at least the size of RAM if for example a
> panic happens? I thought the contents of RAM were written to swap.

	These days the default dump is a mini-dump with just the kernel
memory so you only need enough swap to hold that, but if there's no swap
(or I think if there's insufficient swap) then there won't be a crash dump.

	More details here:

https://www.freebsd.org/doc/en_US.ISO8859-1/books/developers-handbook/kerneldebug.html

-- 
Steve O'Hara-Smith <steve@sohara.org>



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