Path: utzoo!attcan!uunet!cs.utexas.edu!usc!brutus.cs.uiuc.edu!psuvax1!rutgers!bellcore!dduck!johno
From: johno@dduck.ctt.bellcore.com (John OBrien)
Newsgroups: comp.unix.aix
Subject: Re: Changing ULIMIT
Message-ID: <21978@bellcore.bellcore.com>
Date: 11 Apr 90 13:22:53 GMT
References: <1281@msa3b.UUCP>
Sender: news@bellcore.bellcore.com
Reply-To: johno@dduck.UUCP (John OBrien)
Organization: The Joe Irby Bar and Grill
Lines: 23

In article <1281@msa3b.UUCP> kevin@msa3b.UUCP (Kevin P. Kleinfelter) writes:
>In /etc/master, ulim_file had "default = 8192".  I changed this to
>"default = 50000".  Then I build a new kernel via
>"cd /usr/sys" and "./newkernel".  I booted the new kernel.  When I issue
>a "ulimit" command from the shell (/bin/sh), it still reports 8192.
>
>What gives?  A similar process works nicely on my other UNIX boxes (SYSV).
>-- 
>Kevin Kleinfelter @ Management Science America, Inc (404) 239-2347


You need to make the change in the /etc/system file in the sysparms
section.  Then run the newkernal command. For example:

sysparms:
	buffers=400
	ulim_file=64000

increases my I/O buffers and changes the default ulimit size.

John O'Brien                           | "And you run and you run to catch up
..!bellcore!ctt!johno or johno@ctt    |  to the sun but it's sinking."
(201) 699-8788