The following reply was made to PR port-i386/34186; it has been noted by GNATS.

From: Pavel Cahyna <pavel@NetBSD.org>
To: gnats-bugs@NetBSD.org
Cc: 
Subject: Re: port-i386/34186 (msgbuf allocation)
Date: Thu, 7 Dec 2006 22:38:25 +0100

 >  I don't know the value of VM_PHYSSEG_MAX, but you should keep in mind that 
 >  there is (or will be) a static array in the kernel with MSGBUF_MAX_SEG elements.
 >  If you set this constant to a large number, you are gooing to wast a lot of 
 >  memory just for setting up the message buffer.
 
 There is also a static array with VM_PHYSSEG_MAX which has the same
 problem. FYI VM_PHYSSEG_MAX == 10.
 
 Pavel