Hi All, I have been asked to install blast 2.2.13 on one of our Beowulf clusters. The cluster runs under FC3, does anyone have any advice on installation and testing? Cheers, Sandy Computer Officer, RA Certification Manager Department of Computer Science - UWA Llandinam Building Penglais Campus Aberystwyth Ceredigion Wales - UK SY23 3DB Tel: (01970)-622433 Fax: (01970)-628536