Re: Using hash directories

2003-05-23 Thread Emmanuel Lacour
On Fri, May 23, 2003 at 10:59:39AM +0200, Volker Tanger wrote: > > Quite a number of filesystems still do linear search when trying to > access a file. So accessing the mailbox for Zacharias Zulu (zzulu) among > 20.000 users will give the OS probably 19.998 filenames too look up -

Re: Using hash directories

2003-05-23 Thread Maarten Vink
Emile van Bergen wrote: Hi, On Fri, May 23, 2003 at 10:24:33AM +0200, Emmanuel Lacour wrote: I would like to understand why some softwares such as postfix or squid uses hash of directories like: The benefit is a reduced number of entries per directory. A lot of filesystems experience severe degr

Re: Using hash directories

2003-05-23 Thread Volker Tanger
Greetings! On Fri, 23 May 2003 10:24:33 +0200 Emmanuel Lacour <[EMAIL PROTECTED]> wrote: > I would like to understand why some softwares such as postfix or squid > uses hash of directories like: > > a/a/ > b/a/ > d/a/darmond > > for their spools. Quite a number of filesystems still do linear s

Re: Using hash directories

2003-05-23 Thread Thomas Lamy
Emmanuel Lacour wrote: > > Hi, > > > I would like to understand why some softwares such as postfix or squid > uses hash of directories like: > > a/a/ > b/a/ > c/a/ > d/a/darmond > e/a/ > f/a/ > > > for their spools. > > I will set up a server for a lot of mail accounts (~2) with > postfi

Re: Using hash directories

2003-05-23 Thread Emile van Bergen
Hi, On Fri, May 23, 2003 at 10:24:33AM +0200, Emmanuel Lacour wrote: > I would like to understand why some softwares such as postfix or squid > uses hash of directories like: > > a/a/ > b/a/ > c/a/ > d/a/darmond > e/a/ > f/a/ > > for their spools. > > I will set up a server for a lot of mail a