Re: Network Block Device w/ RAID for Content Replication (Was: Re: load balance web site)

[Atif Ghaffar <atif@xxxxxxxxxxxx>]

> I don't understand yet how your mail works. Can you please explain it
> some
> more?
The mail works with IMAP server.
The back end servers are responsible for writting mails to /var/spool/imap/user

The front end servers only read mails via an imap server.

For the application I am using IMP (http://www.horde.org/imp)

> 
> If two messages are coming in via different frontend servers and they
> both
> want to write to /var/spool/mail/username, how is the locking handled?
> 
> If the user is reading his ~username/mail/INBOX in 2 windows logged on
> to
> 2 different frontend machines, how is the file locked for deletes?
> 
> Joe
> 
> --
> Joseph Mack mack@xxxxxxxxxxx
> 
> 



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