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Oracle shared pool memory fragmentation causing ORA-04031 error diagnosed using V$SGASTAT and V$SHARED_POOL_RESERVED on Oracle production database

ORA-04031: Shared Pool Exhaustion — Root Cause and Fix

Posted on by Sanjeeva Kumar

In the life of an Oracle Database Expert, It usually early morning when the monitoring alert fired. Typically 3 AM in then morning, applications throwing ORA-04031, Developers calling and the on-call DBA logged in to find the shared pool exhausted — Oracle unable to allocate a single new object in memory. No new SQL could Read more about ORA-04031: Shared Pool Exhaustion — Root Cause and Fix[…]

Oracle Database Memory Monitoring Guide

Posted on by Sanjeeva Kumar

Introduction Database memory management is crucial for maintaining optimal performance in Oracle databases. Inefficient memory usage can lead to slower query execution, increased I/O operations, and poor application response times. This comprehensive guide provides database administrators and developers with practical tools and techniques for monitoring and optimizing Oracle database memory components. Why Memory Monitoring Matters Read more about Oracle Database Memory Monitoring Guide[…]