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

[Joseph Mack <mack@xxxxxxxxxxx>]

On Sat, 3 Jun 2000, Atif Ghaffar wrote:

> > how is the writelocking acheived? There is only one /var/spool/imap
> > directory and it's nbd exported to the backend servers and nbd 
> > has normal filesystem write locking?
> The actual /var/spool/imap is on the backend server.
> Its accessing it from a raid natively.
> 
> Then this server is exporting it to frontend nodes.
> 
> The frontend nodes are mounting it read only.

When the client retrieves the mail from /var/spool/imap/user the spool
file has to be deleted or have parts of it deleted?

Joe

--
Joseph Mack mack@xxxxxxxxxxx