Date: Sat, 29 Feb 2020 22:05:56 +0300 (MSK) From: Antony Uspensky <uspensky@x-art.ru> To: Chris <bsd-lists@BSDforge.com> Cc: freebsd-stable@freebsd.org Subject: Re: Running FreeBSD on M.2 SSD Message-ID: <alpine.BSF.2.00.2002292200450.16475@gw-old.x-art.ru> In-Reply-To: <10e3153ee81dcd7919079cd0bfc16656@udns.ultimatedns.net> References: <10e3153ee81dcd7919079cd0bfc16656@udns.ultimatedns.net>
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On Fri, 28 Feb 2020, Chris wrote: > The TLDR of 4k vs 512 largely has to do with the size of the files going > onto your medium. Many files of a smaller size fit better on a 512 boundary. > Whereas larger mp3s or archives fair better on a 4k boundary. BTW these are > called SECTOR sizes. Not pages. :) 4k blocks typically read faster, than the > 512 blocks (sectors). Because more data can be consumed in one read/write. > So really, your going to have to decide how best to "tune" your disk to best > suite it's intended use. Many small files. Or big files, and storage. You're absolutely wrong. ZFS writes transaction groups, not files. Read something on ZFS, e.g. Handbook. A.
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