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Date:      Sat, 6 Jul 2013 08:28:25 +0300
From:      Daniel Kalchev <daniel@digsys.bg>
To:        Freddie Cash <fjwcash@gmail.com>
Cc:        FreeBSD Filesystems <freebsd-fs@freebsd.org>
Subject:   Re: Slow resilvering with mirrored ZIL
Message-ID:  <C4AF5A21-5F90-4F41-92D7-6108E01E99AD@digsys.bg>
In-Reply-To: <CAOjFWZ4tDKTm0GgruMbefWBqyGrf=GoBzNHiZ_azrPPA1WMUsw@mail.gmail.com>
References:  <CABBFC07-68C2-4F43-9AFC-920D8C34282E@unixconn.com> <51D42107.1050107@digsys.bg> <2EF46A8C-6908-4160-BF99-EC610B3EA771@alumni.chalmers.se> <51D437E2.4060101@digsys.bg> <E5CCC8F551CA4627A3C7376AD63A83CC@multiplay.co.uk> <CBCA1716-A3EC-4E3B-AE0A-3C8028F6AACF@alumni.chalmers.se> <20130704000405.GA75529@icarus.home.lan> <C8C696C0-2963-4868-8BB8-6987B47C3460@alumni.chalmers.se> <20130704171637.GA94539@icarus.home.lan> <2A261BEA-4452-4F6A-8EFB-90A54D79CBB9@alumni.chalmers.se> <20130704191203.GA95642@icarus.home.lan> <43015E9015084CA6BAC6978F39D22E8B@multiplay.co.uk> <CAOjFWZ4obK1cSmvTpW%2Bt4xKdMf%2BkJV5w-sujDT1AZoepj%2B5YrA@mail.gmail.com> <3CFB4564D8EB4A6A9BCE2AFCC5B6E400@multiplay.co.uk> <51D6A206.2020303@digsys.bg> <CAOjFWZ5CWV3UZRppM3nTehfTPaw1N%2Bw6LjsEZZGxE16DOkS%2BGA@mail.gmail.com> <CAOjFWZ4tDKTm0GgruMbefWBqyGrf=GoBzNHiZ_azrPPA1WMUsw@mail.gmail.com>

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> Thinking about this, it would be nice to have a property that can be set v=
ia -o to "zpool add" and "zpool create", as well as a pool property for mini=
mum ashift. Obviously, you'd have to set the minimum when the pool is create=
d.
>=20

Is there performance etc benefit from having all vdevs with the same ashift?=



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