Date: Fri, 18 Jan 2013 18:34:55 +0100 From: Dani <dppascual@gmail.com> To: Mark Felder <feld@feld.me> Cc: freebsd-fs@freebsd.org Subject: Re: Enable UNMAP in ZFS Message-ID: <CAAOK-NCU4Y4ZSPvsAqKXMG-Fx8YCLws4H21Z8oz-gaQCRBJuDQ@mail.gmail.com> In-Reply-To: <op.wq34qcdk34t2sn@markf.office.supranet.net> References: <CAAOK-NAnzq=iUnygw=LmxT3rUHzSM7h%2BWO2WuOUkZVB7K1jDvw@mail.gmail.com> <op.wq34qcdk34t2sn@markf.office.supranet.net>
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Hi all, For SATA the command is called TRIM, for SAS the command is called UNMAP. Regards El 18/01/2013 16:17, "Mark Felder" <feld@feld.me> escribi=F3: > On Fri, 18 Jan 2013 07:07:19 -0600, Dani <dppascual@gmail.com> wrote: > > >> I have installed FreeBSD 9.1 and have created a ZFS pool with SAS disks. >> How can I enable UNMAP on SSDs devices used as cache and log devices? >> > > By UNMAP do you mean TRIM? >
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