>>>I am running 10g2 on 4 hp bp20 blades, with rhe3. >>> >>>I am getting many of the following: >>>Metrics "Global Cache Average Current Get Time" is at >>>1.46667 Metrics "Global Cache Blocks Lost" is at 4 Metrics >>>"Global Cache Average CR Get Time" is at 2.16129 Are you sure it needs tuning? Is performance poor? Do these waits settle below I/O ? -- //www.freelists.org/webpage/oracle-l