From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Mon, 25 Sep 1995 10:16:52 -0400
From: presotto@plan9.att.com presotto@plan9.att.com
Subject: Memory problems with 8-1/2
Topicbox-Message-UUID: 26eb54aa-eac8-11e9-9e20-41e7f4b1d025
Message-ID: <19950925141652.oXCWFEUIFML0Yv-wr03kqTCDbT4eHGT2VZl4XRv0UFY@z>

Bit maps live in the kernel.  The kernel gets 30% of
memory by default.  If you have a smallish system, this can
limit bit map space.

You can change how much the kernel gets by sticking the line

kernelpercent=40

in plan9.ini.  Replace 40 with whatever works...