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From: Terry Lambert <terry@lambert.org>
Newsgroups: comp.unix.bsd.freebsd.misc,comp.os.linux.development.system
Subject: Re: The better (more suitable)Unix?? FreeBSD or Linux
Date: 19 Feb 1996 00:14:31 GMT
Organization: Utah Valley State College, Orem, Utah
Lines: 27
Message-ID: <4g8fd7$o1e@park.uvsc.edu>
References: <4er9hp$5ng@orb.direct.ca> <jlemonDMtpAz.3rJ@netcom.com> <55n36hvekq.fsf@feanor.towson.edu>
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Xref: euryale.cc.adfa.oz.au comp.unix.bsd.freebsd.misc:14624 comp.os.linux.development.system:18361
doug@feanor.towson.edu (Doug McNaught) wrote:
] In article <strenDMxJ0H.L2s@netcom.com> stren@netcom.com (Sam Trenholme) writes:
]
] >3) The fact that FreeBSD, though stuck to a 4k block size (yuck, from a
] >news feed perspective-- 512-byte blocks would not be too small, but
] >ext2's default 1024 is acceptable), seems to have 1k "fregments". DOes
] >this mean 4 1k postings will only take up one block?
]
] Correct. This has been a feature of the Berkeley FFS from the
] beginning. It's configurable on a per-filesystem basis--you can make a
] filesystem with 4K/512b blocks/fragments (good for news), or 8K/2K
] (fast at the expense of space for small files) or ... It looks as if
] ext2 was intended to use fragments but does not as of now (see the -f
] option in the manpage for mke2fs).
UFS block size is configurable starting at 4k. I believe the
default is 8k (if it isn't, it should be).
At 8k, the minimum frag size is 1k, not 2k.
Terry Lambert
terry@cs.weber.edu
---
Any opinions in this posting are my own and not those of my present
or previous employers.