From owner-freebsd-questions Fri Jan 17 0:26:45 2003 Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 20CB437B401 for ; Fri, 17 Jan 2003 00:26:44 -0800 (PST) Received: from cswiger-sec.homeip.net (pool-129-44-40-186.ny325.east.verizon.net [129.44.40.186]) by mx1.FreeBSD.org (Postfix) with ESMTP id 29D3243F18 for ; Fri, 17 Jan 2003 00:26:43 -0800 (PST) (envelope-from cswiger@mac.com) Received: from mac.com (prime.local [192.168.1.3]) by sec.local (8.12.6/8.12.6) with ESMTP id h0H3nmwv002967; Thu, 16 Jan 2003 22:49:48 -0500 (EST) (envelope-from cswiger@mac.com) Message-ID: <3E277E35.9060507@mac.com> Date: Thu, 16 Jan 2003 22:53:25 -0500 From: Chuck Swiger Organization: The Courts of Chaos User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.0.2) Gecko/20021120 Netscape/7.01 X-Accept-Language: en-us, en MIME-Version: 1.0 To: freebsd-questions@FreeBSD.ORG Cc: Frank Li Subject: Re: Increase memory limit ? References: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, hits=-2.0 required=8.0 tests=NOSPAM_INC,QUOTED_EMAIL_TEXT,REFERENCES,SPAM_PHRASE_00_01, USER_AGENT,USER_AGENT_MOZILLA_UA,X_ACCEPT_LANG version=2.43 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Frank Li wrote: [ ... ] > Cool! I created an additional swapfile according to its instruction. > Everything is smooth. Just one thing not quite understood. > > # dd if=/dev/zero of=/usr/swap0 bs=1024k count=64 > > It actually created a 64GB swapfile. Hmm. Are you certain: 12-sec# dd if=/dev/zero of=/var/cache/bar bs=1024k count=64 64+0 records in 64+0 records out 67108864 bytes transferred in 18.790176 secs (3571487 bytes/sec) 13-sec# ls -l /var/cache/bar -rw-r--r-- 1 root wheel 67108864 Jan 16 22:44 /var/cache/bar ...since that should have created a 64 MB swapfile. > As we knew virtual memory space on 32bit bsd cannot exceed 2GB, > is 64GB for multiple processes/programs, or multiple users? The 2 GB of user-addressable virtual address space is per-process. Anyway, it sounds like you've made good progress. (Congratulations.) -Chuck To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message