Halim, a Georgia Tech graduate Senior Database Engineer/Data Architect based in Atlanta, USA, is an Oracle OCP DBA and Developer, Certified Cloud Architect Professional, and OCI Autonomous Database Specialist. With extensive expertise in database design, configuration, tuning, capacity planning, RAC, DG, scripting, Python, APEX, and PL/SQL, he combines technical mastery with a passion for innovation. Notably, Halim secured 16th place worldwide in PL/SQL Challenge Cup Playoff on the year 2010.
Generally, this is caused by poorly-configured disks. However, it could also be caused by a significant amount of unnecessary physical I/O on those disks issued by poorly-tuned SQL.
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