From owner-freebsd-hackers@freebsd.org Sat Aug 15 21:11:34 2020 Return-Path: Delivered-To: freebsd-hackers@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 832E137ECD7 for ; Sat, 15 Aug 2020 21:11:34 +0000 (UTC) (envelope-from eugen@grosbein.net) Received: from hz.grosbein.net (hz.grosbein.net [IPv6:2a01:4f8:c2c:26d8::2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "hz.grosbein.net", Issuer "hz.grosbein.net" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4BTXzn2sjyz4kXV; Sat, 15 Aug 2020 21:11:33 +0000 (UTC) (envelope-from eugen@grosbein.net) Received: from eg.sd.rdtc.ru (eg.sd.rdtc.ru [IPv6:2a03:3100:c:13:0:0:0:5]) by hz.grosbein.net (8.15.2/8.15.2) with ESMTPS id 07FLBKVk090978 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sat, 15 Aug 2020 21:11:21 GMT (envelope-from eugen@grosbein.net) X-Envelope-From: eugen@grosbein.net X-Envelope-To: wojtek@puchar.net Received: from [10.58.0.10] (dadvw [10.58.0.10]) by eg.sd.rdtc.ru (8.16.1/8.16.1) with ESMTPS id 07FLBR0C033462 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Sun, 16 Aug 2020 04:11:27 +0700 (+07) (envelope-from eugen@grosbein.net) Subject: Re: gmirror balance model "prefer" doesnt work properly To: Wojciech Puchar , Mark Johnston References: <20200815165438.GA41502@raichu> Cc: freebsd-hackers@freebsd.org From: Eugene Grosbein Message-ID: <6db8e18e-875e-2cfa-3820-8b89e9c9b7dc@grosbein.net> Date: Sun, 16 Aug 2020 04:11:21 +0700 User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.8.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=0.3 required=5.0 tests=BAYES_00,LOCAL_FROM, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.2 X-Spam-Report: * -2.3 BAYES_00 BODY: Bayes spam probability is 0 to 1% * [score: 0.0000] * 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record * -0.0 SPF_PASS SPF: sender matches SPF record * 2.6 LOCAL_FROM From my domains * -0.0 NICE_REPLY_A Looks like a legit reply (A) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on hz.grosbein.net ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1597525893; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=O+oTn65Lg+Rc4J5CBZjTYPYp2rqUVuFJ+d3Ffc7Inos=; b=RDpqu1Ma90GP0AwdrT/O//SOW23LxLFI1IuQvQZJYNi91kW80HIO6qFwUhczCoglHanVhc gTomfEBYwoaZsfmEGRReoFXUjdpMgBb5ZUlPgO1u4wq5wbQyjJ2/9WZ63QmRFPBhmdq4uD YN+grKdm8uKBavCE5gNcHnZpC14UCA5Zny4Lw4CaB+BQ83Eq0cYXvp99VzAr1okMhyJJRk DrX2fB48x82qYiLeWLY+p3p1Va+iQBxgCIQ0bFHFVuyRqfwKI1svmb2wDfT3PKwEGPL9rl TaaUHMnLTV81f3godfyJfB360EN/yNBgplFi6E2ybqxZi5PLjGbjgPwTbBHExA== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1597525893; a=rsa-sha256; cv=none; b=XBgIDPjmR1paeoZMD/fwCXaKDiV8IkQ8XBrTfVobSImoVwUeTi9UR+R6AdkOKMjt6tJNMJ UEDJBoIKATe181yFW+cL7ITUSKNHkGM+6D5Sty5AMAusMCSmBl/zjsmvr4yn8MYrviUk6t 4MPcSEJYLykLcsLgMJTAi20H74yJHwaopo5sTrsWg/F2xohlhMLLEUuc+qJPGYfyqlylzH 0O9ej0KAd7xQoR+OmH5Au3iWHsoadmm0zWz+BtDkQUI8C19rD+EMklazkZYHe6a2o1zEBk H1W6QgoZtR4Db2J/iKyxhq8Tu6WwuYBEfWrc04o6/Mk754LypP4rpS8vvvPVnw== ARC-Authentication-Results: i=1; mx1.freebsd.org; dkim=none; dmarc=none; spf=permerror (mx1.freebsd.org: domain of eugen@grosbein.net uses mechanism not recognized by this client) smtp.mailfrom=eugen@grosbein.net X-Rspamd-Queue-Id: 4BTXzn2sjyz4kXV X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=permerror (mx1.freebsd.org: domain of eugen@grosbein.net uses mechanism not recognized by this client) smtp.mailfrom=eugen@grosbein.net X-Spamd-Result: default: False [-1.14 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-0.19)[-0.195]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; TO_DN_SOME(0.00)[]; NEURAL_HAM_LONG(-0.85)[-0.850]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[grosbein.net]; ARC_SIGNED(0.00)[i=1]; NEURAL_SPAM_SHORT(0.00)[0.000]; RCVD_COUNT_THREE(0.00)[3]; TO_MATCH_ENVRCPT_SOME(0.00)[]; R_SPF_PERMFAIL(0.00)[empty SPF record]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:24940, ipnet:2a01:4f8::/29, country:DE]; RCVD_TLS_ALL(0.00)[]; MID_RHS_MATCH_FROM(0.00)[] X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 15 Aug 2020 21:11:34 -0000 16.08.2020 3:04, Wojciech Puchar wrote: >>> LIST_FOREACH(disk, &sc->sc_disks, d_next) { >>> if (disk->d_state == G_MIRROR_DISK_STATE_ACTIVE) >>> break; >>> } >>> >>> >>> just take first active disk. >>> >>> why? >> >> The highest priority disk is supposed to be first in the list. However, >> the list is only sorted once the mirror is started, which is arguably > > But is "higher priority" higher or lower number? gmirror(8) manual page specifically says "biggest" is preferred (higher).