From owner-dev-commits-src-main@freebsd.org Tue Mar 30 17:38:32 2021 Return-Path: Delivered-To: dev-commits-src-main@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id E5DBC57F027; Tue, 30 Mar 2021 17:38:31 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4F8xWB6XJ9z52mg; Tue, 30 Mar 2021 17:38:30 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 9E9ED2166; Tue, 30 Mar 2021 17:38:30 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 12UHcUwU092362; Tue, 30 Mar 2021 17:38:30 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 12UHcUdx092361; Tue, 30 Mar 2021 17:38:30 GMT (envelope-from git) Date: Tue, 30 Mar 2021 17:38:30 GMT Message-Id: <202103301738.12UHcUdx092361@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Daniel Ebdrup Jensen Subject: git: c2a39987e6f1 - main - fortune/freebsd-tips: Add a few fortunes MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: debdrup X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: c2a39987e6f1dcd07aa03cb598675f1ca4662a1c Auto-Submitted: auto-generated X-BeenThere: dev-commits-src-main@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Commit messages for the main branch of the src repository List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 30 Mar 2021 17:38:32 -0000 The branch main has been updated by debdrup (doc committer): URL: https://cgit.FreeBSD.org/src/commit/?id=c2a39987e6f1dcd07aa03cb598675f1ca4662a1c commit c2a39987e6f1dcd07aa03cb598675f1ca4662a1c Author: Daniel Ebdrup Jensen AuthorDate: 2021-03-30 17:35:50 +0000 Commit: Daniel Ebdrup Jensen CommitDate: 2021-03-30 17:35:50 +0000 fortune/freebsd-tips: Add a few fortunes These are fortunes I've used locally, probably for decades, so there's no reason why they shouldn't be available to everyone. --- usr.bin/fortune/datfiles/freebsd-tips | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/usr.bin/fortune/datfiles/freebsd-tips b/usr.bin/fortune/datfiles/freebsd-tips index 31e6d31794e4..2a37f98a37e5 100644 --- a/usr.bin/fortune/datfiles/freebsd-tips +++ b/usr.bin/fortune/datfiles/freebsd-tips @@ -803,3 +803,37 @@ You can spot one like this: -- Alan Somers % +FreeBSDs ps can create a dependency tree based on parent/child relationships +between processes, like this: + +$ ps -d + + -- Daniel Ebdrup Jensen +% +It is possible to get a meassure of the resident memory set: + +$ vmstat -o | awk 'NR>1 { t[$7] += $1 } \ +END { for (i in t) printf "%s %d\n",i,t[i] }' + +The rows have the following meaning: +df = default (not assigned a specific pager) +sw = swap +df = virtual +vn = vnode +ph = heap +md = memory device + +This will be reported in number of pages, so it needs to be multiplied by the +page size of the architecture which can be found via: + +$ sysctl -n hw.pagesize + + -- Daniel Ebdrup Jensen +% +To establish a serial connection to anything including a USB device, +nothing more than cu(1) is needed: + +$ cu -s 9600 -l /dev/ttyU0 + + -- Daniel Ebdrup Jensen +%