From owner-freebsd-current@freebsd.org Thu Mar 31 19:54:22 2016 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 951E0AE48A7 for ; Thu, 31 Mar 2016 19:54:22 +0000 (UTC) (envelope-from dmarquess@gmail.com) Received: from mail-ig0-x232.google.com (mail-ig0-x232.google.com [IPv6:2607:f8b0:4001:c05::232]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 52BA51217 for ; Thu, 31 Mar 2016 19:54:22 +0000 (UTC) (envelope-from dmarquess@gmail.com) Received: by mail-ig0-x232.google.com with SMTP id cl4so134219773igb.0 for ; Thu, 31 Mar 2016 12:54:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc; bh=+KMkAax5sZLqQjXHGkeb50Y5SM2W4LUZpx5UifNIK34=; b=BC0ZJ3xge6xATuwV3TKbK9jqaNILmMwenLGUGP31Rp11ur6Id9oJMR0YDh6Vi3DzQv Q3MVKwo9Vn0q6GOG4J07yaoy3l0JjuvUhhdmm74SzPC5RkE54n8eslQcX/jCLkYiTXCL dcK0VUkQOBwc+6TOoP3pt5QzwsdA8nEofgandnGIqeW6G06kmNHYq39BYkLtkgKpVohP ssLQKqoYca2mhhCPnvw8NgxNQt9OalFfyRl61ExmASRdhnMF3eYl579cCCELys9ARI0w tTdowQtGiL1DBr9wQ6c9G0cu5HjRISP7aZu/z3f7J/hf1Rz5QryThyCLuwAfwPrH4ab7 3tLA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc; bh=+KMkAax5sZLqQjXHGkeb50Y5SM2W4LUZpx5UifNIK34=; b=KXQmm1QufUIiDjPobSJb1+isZMoSYOajf89M87mhP7uxqluos+EXQ4rEU5LAhPTijg 6kFnTSiFzbURxPY1iyx6NMmN1VAix6P6gi1WZXKh1kg7mimjg9OfWKuOP43UoawNs8gS Jix4OcDdoW93uyC0QFEDFOKMkoHKqhBXY9CB7cmdgmFuM3Q7d2AZ6e7mBaPRIqq4y6U+ 0WI2LTToAkvzBz9xlogjgcH+28MvpQyeuBc/aJ6sumPDyD9ZPD7ApdVftoKpW/JNjw8I klFEep0PDu0MAhpakIUeE0EvyYz9fRocmbPKQS0XZtRfic9ASMjEgBLs0XX7JXpEWtPB mCLw== X-Gm-Message-State: AD7BkJL+ubp5BVWCPLAmiRgjT6KOnBiK4XNySxPyChknwBmHpOo7uNaHMqYdEEjC8WNGSsoetCFCsedzgubskQ== MIME-Version: 1.0 X-Received: by 10.50.92.41 with SMTP id cj9mr829281igb.38.1459454061726; Thu, 31 Mar 2016 12:54:21 -0700 (PDT) Received: by 10.107.20.209 with HTTP; Thu, 31 Mar 2016 12:54:21 -0700 (PDT) In-Reply-To: <56FCE896.3000708@multiplay.co.uk> References: <56FCC067.3060101@freebsd.org> <56FCE896.3000708@multiplay.co.uk> Date: Thu, 31 Mar 2016 14:54:21 -0500 Message-ID: Subject: Re: Mixed ashift? From: Dustin Marquess To: Steven Hartland Cc: freebsd-current@freebsd.org Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.21 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 31 Mar 2016 19:54:22 -0000 AH-HA! That makes perfect sense and is entirely obvious.. why didn't I think of that?! Thanks again! -Dustin On Thu, Mar 31, 2016 at 4:06 AM, Steven Hartland wrote: > vfs.zfs.min_auto_ashift is only used when a device is added so you can set > it add, then change. > > > > On 31/03/2016 07:15, Allan Jude wrote: > >> On 2016-03-31 02:13, Dustin Marquess wrote: >> >>> I have what I think is a pretty normal setup.. a bunch of HDDs plus 2 >>> SSDs >>> (one ZIL, one SLOG). >>> >>> The HDDs are standard 512 byte sector drives. The SSDs have 8k page >>> sizes. >>> >>> In Illumos I added the SSDs to sd.conf and created the zpool and it shows >>> the HDDs as ashift 9 and the SSDs as ashift 13, like normal: >>> >>> # zdb -C | grep ashift >>> ashift: 9 >>> ashift: 9 >>> ashift: 9 >>> ashift: 9 >>> ashift: 13 >>> >>> The question is, how to replicate this in FreeBSD? The old "gnop" method >>> doesn't work anymore, and setting "vfs.zfs.min_auto_ashift=13" causes it >>> to >>> use 13 for the HDDs, which seems like a waste. Is this not supported? >>> >>> Thanks! >>> -Dustin >>> _______________________________________________ >>> freebsd-current@freebsd.org mailing list >>> https://lists.freebsd.org/mailman/listinfo/freebsd-current >>> To unsubscribe, send any mail to " >>> freebsd-current-unsubscribe@freebsd.org" >>> >>> gnop should work, and you'd set the ashift before you add the devices. >> So add the hard drives with it set to 9, then set it to 13 and add the >> SLOG >> >> > _______________________________________________ > freebsd-current@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" >