From owner-freebsd-arch@freebsd.org Thu Jan 23 15:19:34 2020 Return-Path: Delivered-To: freebsd-arch@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 0699C1F4F10 for ; Thu, 23 Jan 2020 15:19:34 +0000 (UTC) (envelope-from slw@zxy.spb.ru) Received: from zxy.spb.ru (zxy.spb.ru [195.70.199.98]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 483QtD4v7Wz3GtM; Thu, 23 Jan 2020 15:19:32 +0000 (UTC) (envelope-from slw@zxy.spb.ru) Received: from slw by zxy.spb.ru with local (Exim 4.86 (FreeBSD)) (envelope-from ) id 1iudhR-000Bn6-Hv; Thu, 23 Jan 2020 17:43:13 +0300 Date: Thu, 23 Jan 2020 17:43:13 +0300 From: Slawa Olhovchenkov To: Ben Woods Cc: mike@karels.net, Conrad Meyer , freebsd-arch@freebsd.org, Ed Maste , Philip Paeps Subject: Re: svn commit: r356758 - in head/usr.sbin/bsdinstall: . scripts Message-ID: <20200123144313.GM38096@zxy.spb.ru> References: <202001180116.00I1G705020955@mail.karels.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.24 (2015-08-30) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: slw@zxy.spb.ru X-SA-Exim-Scanned: No (on zxy.spb.ru); SAEximRunCond expanded to false X-Rspamd-Queue-Id: 483QtD4v7Wz3GtM X-Spamd-Bar: ++ Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=none (mx1.freebsd.org: domain of slw@zxy.spb.ru has no SPF policy when checking 195.70.199.98) smtp.mailfrom=slw@zxy.spb.ru X-Spamd-Result: default: False [2.43 / 15.00]; ARC_NA(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; MIME_GOOD(-0.10)[text/plain]; RCVD_TLS_LAST(0.00)[]; DMARC_NA(0.00)[zxy.spb.ru]; AUTH_NA(1.00)[]; RCPT_COUNT_FIVE(0.00)[6]; NEURAL_SPAM_MEDIUM(0.48)[0.476,0]; TO_MATCH_ENVRCPT_SOME(0.00)[]; NEURAL_SPAM_LONG(0.97)[0.968,0]; R_SPF_NA(0.00)[]; FREEMAIL_TO(0.00)[gmail.com]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:5495, ipnet:195.70.192.0/19, country:RU]; MID_RHS_MATCH_FROM(0.00)[]; IP_SCORE(0.08)[asn: 5495(0.41), country: RU(0.01)]; RCVD_COUNT_TWO(0.00)[2] X-BeenThere: freebsd-arch@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion related to FreeBSD architecture List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 23 Jan 2020 15:19:34 -0000 On Thu, Jan 23, 2020 at 08:06:59AM +0800, Ben Woods wrote: > Hi everyone, > > Before I commit phabricator review D23224, is there any final comments? > > Particularly on these 2 lines of help-text: > msg_partitioning_zfs_help="ZFS is recommended if you have at least 4GB RAM" > msg_partitioning_ufs_help="UFS is recommended if you have less than 4GB of > RAM" > > There is some disagree about what these 2 recommendations should be. > > 4GB was recommended by: imp, emaste, philip, eugen, dteske > 8GB was recommended by: mike > 16GB was recommended by: cem > > The 4GB limit seems to have the best consensus, however there was some > debate about whether ZFS is recommended on a system with 4GB, or only > systems with MORE THAN 4GB. > > As for the ZFS auto-tuning, I see that as being a separate discussion > (which could ultimately change this recommendation, but shouldn't prevent > us from committing this help text now). May experience: ZFS recomended for 1GB and above.