I believe there are some formulas to determine, but you can get an approx idea by querying v$sgastat and look for kcl,ges and gcs related entries. Most formulas depend on your buffer cache. You can also query v$resource_limit to find more details. Raj On 7/29/05, Hameed, Amir <Amir.Hameed@xxxxxxxxx> wrote: > > Is there a way to determine how much memory is being consumed by the GRD > structure/per RAC instance? Also, when a RAC instance is started, does fixed > memory get allocated to the GRD and as resource statuses are changed, the > GRD memory sized is not changed? > > Thanks > Amir > -- ------------------------------ select standard_disclaimer from company_requirements where category = 'MANDATORY';