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- Path: sparky!uunet!mcsun!uknet!bradford.ac.uk!D.S.Walker
- From: D.S.Walker@bradford.ac.uk (Simeon Walker)
- Newsgroups: comp.sys.acorn
- Subject: Re: Limit on files per directory
- Message-ID: <1992Sep14.101731.8750@bradford.ac.uk>
- Date: 14 Sep 92 10:17:31 GMT
- References: <per> <directory> <H.9USsmGstiAU@mips.ruessel.sub.org>
- Organization: University of Bradford, UK
- Lines: 35
- Originator: 91909178@ccw405
- Nntp-Posting-Host: ccw405
-
- In article <H.9USsmGstiAU@mips.ruessel.sub.org> naddy@mips.ruessel.sub.org writes:
- >In <1992Sep10.101512.15274@bradford.ac.uk>, Simeon Walker writes:
- >
- >> A while back on c.s.a I read about ADFS having a limit of 77 files per
- >> directory. [...] What I ended up with was a
- >> directory with 102 files in it, over 80 of which were 12K chunks of
- >> uucode.
- >
- >Err? I think this is impossible.
- >The 77 files per directory limit is not imposed by ADFS itself but some
- >higher instance in the filing system hierarchy, FileCore, I guess. All
-
- This is what I have been told, I am definately going to try it again...
- The number of files was given by a count of the dir, not by my eyes,
- though there certainly was a lot of them.
-
- >entries of directory are stored in 2kB (fixed). This gives 26 bytes per
- >entry plus a few bytes for extra purposes. There simply isn't enough
- >room two accomodate more entries.
- >Both on ADFS and SCSI I've run a couple of times into this annoying
- >limit. On the other hand the fixed directory size allows for easier
- >caching of directory entries -- compared to my Atari ST's DOS-like
- >filing system RISC OS file management is blindingly fast.
- >
- >
- >bye
- >--
- >Christian "naddy" Weisgerber, Germany naddy@mips.ruessel.sub.org
-
-
- --
- Sim. ----------------------------------------------------------- Simeon Walker,
- ----------------------------------------- Department of Electrical Engineering,
- D.S.Walker@bradford.ac.uk -------------------- University of Bradford, England.
-