2010/8/11, Valentin Nechayev <ne...@netch.kiev.ua>: >> I'm looking into a clean, permanent solution for WD Green drives that >> use 4096-byte physical sectors. To summarize the information I've >> collected so far: > > There is attempt to look from another side - is it really needed? > Captain Obvious says that if one have a new disk, it's easy to format > it properly - i.e. not xxx*16*63 but aligned on 4KB boundary. For > example, set up geometry xxx*64*32 for all new disks and align GPT > partitions on 1MB boundary. As soon as FS requests in FreeBSD are no > less than 4KB in size, this would satisfy any disk.
That would not satisfy ZFS, which uses smaller (than 4KB) chunks for small files. That's a big problem on RAID-Z. > > If 4KB sectors are our future for a few next years, this shall be > implemented anyway... > > > -netch- > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers-unsubscr...@freebsd.org" > -- Olivier Smedts _ ASCII ribbon campaign ( ) e-mail: oliv...@gid0.org - against HTML email & vCards X www: http://www.gid0.org - against proprietary attachments / \ "Il y a seulement 10 sortes de gens dans le monde : ceux qui comprennent le binaire, et ceux qui ne le comprennent pas." _______________________________________________ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "freebsd-hackers-unsubscr...@freebsd.org"
