file limits?

[technomage]

well, in the msdos scheme of things, files are files and dirs are dirs. the 
number of entries (combined) cannot exceed 255 without a "file creation 
error" becomming present.

Technomage

On Monday 02 December 2002 12:57 pm, you wrote:
> You make mention of the phrase "dir entries". How does
> this (if at all) correlate to a possible maximum number of files in a
> directory as opposed to (sub)directories?
>
>
>
> On Mon, Dec 02, 2002 at 12:43:58PM -0700, technomage wrote:
> /_well,
> /_I can answer a few of these at least...
> /_
> /_On Monday 02 December 2002 10:18 am, you wrote:
> /_> I have a customer that is currently using a shopping
> /_> cart which utilizes the file system as a database.
> /_> He has one directory which contains thousands of
> /_> small files (one per customer).
> /_>
> /_> In an effort to persuade him to move the system to
> /_> a SQL server, can anyone offer me some numbers as to
> /_> the limits on files in a directory?
> /_>
> /_> Are these OS dependent, or more specifically filesystem
> /_> dependent?
> /_>
> /_> For instance, are there differant values for:
> /_>
> /_> msdos
> /_file limits: 255 dir entries and max disk size of 500 MB (fat 16 old
> model) /_
> /_> fat32
> /_supports up to a 50 GB drive in single partition mode. max file size <
> 2gb. /_unknown on max dir entries.
> /_
> /_> ntfs
> /_very inefficient for small files (under 64 k) as cluster sizes are large
> (64 /_kbytes/cluster). unknown on max disk size supported or max dir
> entries. /_
> /_> ext2
> /_2 gb max file size, unknown of number of dir entries or max disk size.
> /_> ext3
> /_still finding out
> /_
> /_> reiserfs
> /_
> /_well, thats some of what I know.
> /_
> /_Technomage
> /_
> /_---
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I will not be pushed, filed, stamped, indexed, briefed, debriefed, or 
numbered!
My life is my own - No. 6