Date: Wed, 15 Apr 2015 12:12:17 +0200 From: Fabian Keil <freebsd-listen@fabiankeil.de> To: freebsd-questions@freebsd.org Subject: Re: ZFS Volumes, UFS, and TRIM Message-ID: <74f939cf.1642c2ae@fabiankeil.de> In-Reply-To: <20150414182805.GA77026@WorkBox.Home>
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[-- Attachment #1 --] Bigby James <bigby.james@dimthoughts.com> wrote: > Hey folks. I'm having some trouble finding info on a specific ZFS use case: I'm > wondering if a ZFS volume on an SSD, formatted to UFS, is covered by native ZFS > TRIM support, or if it needs to be enabled on the "embedded" UFS filesystem > written to the zvol itself. I see by the man page that by default the OS sees > the volume as an ordinary GEOM device, which leads me to infer that TRIM needs > to be set using newfs(8) or tunefs(8), but I'm uncertain. You came to the right conclusion. Fabian [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iEYEARECAAYFAlUuOYEACgkQBYqIVf93VJ2qeACgrO0W+c1lN2X/u3dyaPA4bX+P QMAAnRH35PesIfCJ80ampA6GxEacGs6c =ajUR -----END PGP SIGNATURE-----home | help
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