From mboxrd@z Thu Jan  1 00:00:00 1970
From: erik quanstrom <quanstro@quanstro.net>
Date: Fri,  2 Nov 2012 14:52:24 -0400
To: 9fans@9fans.net
Message-ID: <27cf5a3b30f5230922f3a1a0160e5c55@ladd.quanstro.net>
In-Reply-To: <CAL4LZyix75wKezSUBAKH1SAUXFqcpHMgiYqJkVc+q4YXMb6cTw@mail.gmail.com>
References: <3816729a-a9d5-4f63-9850-c7247edae37e@c16g2000yqe.googlegroups.com>
	<bdae4fe0-a26b-4933-8d64-512468413abf@googlegroups.com>
	<CAL4LZyix75wKezSUBAKH1SAUXFqcpHMgiYqJkVc+q4YXMb6cTw@mail.gmail.com>
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Subject: Re: [9fans] Kernel panic when allocating a huge memory
Topicbox-Message-UUID: d060551c-ead7-11e9-9d60-3106f5b1d025

> Swap has been broken since at least 2005 (my first experiments with
> Plan 9). Once I stopped trying to compile ghostscript on a 32 MB
> laptop, I never really had problems with the lack... hell, I did my
> master's work and most of my personal computing on a laptop with only
> 1 GB of RAM and no swap for most of 2010, only ran into problems when
> aptitude decided to calculate a multi-gig dependency graph.
>
> Swapping is so painful, please consider buying more RAM. It may be
> simple to fix the swap code, if you're inclined to do some kernel
> hacking, because the kernel in general is pleasant to work with.

if you're looking to the future and thinking of dealing with multiple
page sizes, the current swap is going to need rewriting from scratch.

- erik