Date: Tue, 23 Aug 2011 12:03:52 +0200 From: Ivan Voras <ivoras@freebsd.org> To: freebsd-hackers@freebsd.org Subject: Re: ZFS installs on HD with 4k physical blocks without any warning as on 512 block size device Message-ID: <j2vtu8$tgh$1@dough.gmane.org> In-Reply-To: <CAO1bj=bD6hm1=ZYch5Eu0SxNVDyvLdTVzQ_LNh8%2BYpV8jZASYw@mail.gmail.com> References: <4E4D50CD.5080806@rawbw.com> <CAFHbX1K%2BRuzBKouAbN0%2BSCOSAkGNdgMzC92YN7GeKn_pD=J=tg@mail.gmail.com> <CAO1bj=ZHC0ZMtrQKr3DV8E3rP3gTMHxdF3J2EPAD3wR5dqN%2BkA@mail.gmail.com> <j2tbvk$k1q$1@dough.gmane.org> <20110823012326.GA29658@server.vk2pj.dyndns.org> <j2vt89$qap$1@dough.gmane.org> <CAO1bj=bD6hm1=ZYch5Eu0SxNVDyvLdTVzQ_LNh8%2BYpV8jZASYw@mail.gmail.com>
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On 23/08/2011 11:59, Aled Morris wrote: > On 23 August 2011 10:52, Ivan Voras<ivoras@freebsd.org> wrote: > >> >> I agree but there are at least two things going for making the increase >> anyway: >> >> 1) 2 TB drives cost $80 >> 2) Where the space is really important, the person in charge usually knows >> it and can choose a non-default size like 512b fragments. >> > helpers like sysinstall should help with choosing the smaller blocks for > smaller drives (especially SSD) Only via hints and help text. Too much magic in the installer leads to awkward choices :) (e.g. first you need to distinguish between a VM with a small drive, a SSD small drive, or a SAN small volume... it quickly turns into an AI-class problem).
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