From owner-freebsd-doc@freebsd.org Fri Apr 16 01:51:04 2021 Return-Path: Delivered-To: freebsd-doc@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 DA39A5E079E for ; Fri, 16 Apr 2021 01:51:04 +0000 (UTC) (envelope-from eurydice@riseup.net) Received: from mx1.riseup.net (mx1.riseup.net [198.252.153.129]) (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 "*.riseup.net", Issuer "Sectigo RSA Domain Validation Secure Server CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4FLzh829djz56VJ for ; Fri, 16 Apr 2021 01:51:03 +0000 (UTC) (envelope-from eurydice@riseup.net) Received: from fews1.riseup.net (fews1-pn.riseup.net [10.0.1.83]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (Client CN "*.riseup.net", Issuer "Sectigo RSA Domain Validation Secure Server CA" (not verified)) by mx1.riseup.net (Postfix) with ESMTPS id 4FLzh61kd8zDq7v for ; Thu, 15 Apr 2021 18:51:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=riseup.net; s=squak; t=1618537862; bh=8bqtn0SIo8+tP4PmRpApzcDwU5EUjzYMPC2Sc4xyOH8=; h=Date:From:To:Subject:From; b=lmRiE1ad7EXk8/obOeXkRv6AacH/ukJJgCiZZHR4Wy2x25mBaja36kGMNRU6bOrEm GbFkv6h5Z5GVkEhNCsnY9Pz37lLaNRFSGrQSGF8X9vDLZ9IKxfKOoLNe4XcO5t2qSA eqccOAm6QNxnzQF/iFnBjqIiSCCIkJrFnURJySb4= X-Riseup-User-ID: 0B66ECE595CF0CA97ECAA33F3A9BDCEBF4B38859756B231F9AEC7EA68DFB4374 Received: from [127.0.0.1] (localhost [127.0.0.1]) by fews1.riseup.net (Postfix) with ESMTPSA id 4FLzh56sFQz5vj5 for ; Thu, 15 Apr 2021 18:51:01 -0700 (PDT) Received: from localhost (lain.lan [local]) by lain.lan (OpenSMTPD) with ESMTPA id 5b81ce9f for ; Thu, 15 Apr 2021 19:51:00 -0600 (MDT) Date: Thu, 15 Apr 2021 19:51:00 -0600 From: Ashlen To: freebsd-doc@freebsd.org Subject: 'increased values' sysctl tweak in chapter 7 section 4 of handbook actually decreases values Message-ID: <20210416015100.i5knvfcogoec7hek@lain.lan> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Rspamd-Queue-Id: 4FLzh829djz56VJ X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; dkim=pass header.d=riseup.net header.s=squak header.b=lmRiE1ad; dmarc=pass (policy=none) header.from=riseup.net; spf=pass (mx1.freebsd.org: domain of eurydice@riseup.net designates 198.252.153.129 as permitted sender) smtp.mailfrom=eurydice@riseup.net X-Spamd-Result: default: False [-1.10 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; RWL_MAILSPIKE_GOOD(0.00)[198.252.153.129:from]; R_SPF_ALLOW(-0.20)[+mx]; TO_DN_NONE(0.00)[]; RCVD_COUNT_THREE(0.00)[4]; DKIM_TRACE(0.00)[riseup.net:+]; DMARC_POLICY_ALLOW(-0.50)[riseup.net,none]; FROM_EQ_ENVFROM(0.00)[]; RCVD_TLS_LAST(0.00)[]; RBL_DBL_DONT_QUERY_IPS(0.00)[198.252.153.129:from]; ASN(0.00)[asn:16652, ipnet:198.252.153.0/24, country:US]; MIME_TRACE(0.00)[0:+]; RCVD_IN_DNSWL_LOW(-0.10)[198.252.153.129:from]; ARC_NA(0.00)[]; R_DKIM_ALLOW(-0.20)[riseup.net:s=squak]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-doc@freebsd.org]; NEURAL_SPAM_MEDIUM(1.00)[1.000]; RCPT_COUNT_ONE(0.00)[1]; DWL_DNSWL_LOW(-1.00)[riseup.net:dkim]; SPAMHAUS_ZRD(0.00)[198.252.153.129:from:127.0.2.255]; NEURAL_SPAM_SHORT(1.00)[1.000]; MAILMAN_DEST(0.00)[freebsd-doc] X-BeenThere: freebsd-doc@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Documentation project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 16 Apr 2021 01:51:04 -0000 I'm unsure if this is the right mailing list to send this to. I hope so. :) >From the handbook: > To enhance the shared memory Xorg interface, it is recommended to > increase the values of these sysctl(8) variables: > > kern.ipc.shmmax=67108864 > kern.ipc.shmall=32768 Yet if I actually change them on 13.0-RELEASE, the values decrease, not increase. $ priv sysctl kern.ipc.shmmax=67108864 kern.ipc.shmmax: 536870912 -> 67108864 $ priv sysctl kern.ipc.shmall=32768 kern.ipc.shmall: 131072 -> 32768 Perhaps this should be removed? I set up a FreeBSD HTPC today on the amd64 architecture and it handles video fine without any adjustment. Seems it was mentioned before, but never fixed. https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=229816 -- https://amissing.link