On Thu, 2007-01-04 at 15:00 -0300, Charles A. Landemaine wrote: > I'm building an e-mail service that has two requirements: It should > index messages on the fly to have lightening search results, and it > should be able to handle large amounts of space. The server is going > to be dedicated only for e-mail with 250GB of storage in Raid-5. Well Raid 5 is likely a mistake. Consider RAID 10. > I'd > like to know how PostgreSQL could handle such a large amount of data. 250GB is not really that much data for PostgreSQL I have customers with much larger data sets. > How much RAM would I need? Lots... which is about all I can tell you without more information. How many customers? Are you using table partitioning? How will you be searching? Full text or regex? Joshua D. Drake > I expect my users to have a 10GB quota per > e-mail account. > Thanks for your advice, > -- === The PostgreSQL Company: Command Prompt, Inc. === Sales/Support: +1.503.667.4564 || 24x7/Emergency: +1.800.492.2240 Providing the most comprehensive PostgreSQL solutions since 1997 http://www.commandprompt.com/ Donate to the PostgreSQL Project: http://www.postgresql.org/about/donate