Platform is Oracle 10. I thought that ASMM was enabled by setting sga_target to a non-zero value. But I recently read the notes below, which confused me. Do I really need to set shared_pool_size to a non-zero value? I thought the whole point of ASMM was that oracle calculated shared_pool_size? Oracle Automatic Shared Memory Management is enabled by setting: * You must use an spfile for the init.ora values * sga_target parameter is set to a non-zero value * statistics_level parameter set to to TYPICAL (the default) or ALL * shared_pool_size must be set to a non-zero value John Dunn Product Consultant Sefas Innovation Limited Direct Dial + 44 (0) 117 373 6122 www.sefas.com <file:///C:/Documents%20and%20Settings/ransty/Application%20Data/Microso ft/Signatures/www.sefas.com> Sefas Innovation Ltd, CityPoint, Temple Gate, Bristol BS1 6PL, UK. Tel: +44 (0) 117 373 6114 Fax: +44 (0) 117 373 6115 Sefas Innovation Limited. Registered No: 3769761 England. Registered Office: One New Street, Wells, Somerset, BA5 2LA, United Kingdom. VAT Registration No: GB 741 5377 32 Unless stated to be non-confidential, this email and any attachments are private and confidential and are for the addressee only. Sefas monitors e-mails to ensure its systems operate effectively and to minimize the risk of viruses. Whilst Sefas has taken reasonable steps to scan this email, it does not accept liability for any virus that may be contained in it. Internet communications are not 100% secure and as such Sefas is not responsible for their abuse by 3rd parties, nor for any alteration or corruption in transmission.