Posts on Tanel Poder Consulting tanelpoder.com

When do Oracle Parallel Execution Slaves issue buffered physical reads – Part 1?

tanelpoder.com·650w

Diagnosing buffer busy waits with the ash_wait_chains.sql script (v0.2)

tanelpoder.com·653w

SGA bigger than the amount of HugePages configured (Linux – 11.2.0.3)

tanelpoder.com·655w

Why doesn’t ALTER SYSTEM SET EVENTS set the events or tracing immediately?

tanelpoder.com·657w

Advanced Oracle Troubleshooting Guide – Part 11: Complex Wait Chain Signature Analysis with ash_wait_chains.sql

tanelpoder.com·661w

Oracle Performance & Troubleshooting Online Seminars in 2013

tanelpoder.com·662w

Scalar Subqueries in Oracle SQL WHERE clauses (and a little bit of Exadata stuff too)

tanelpoder.com·664w

ShowMOS: How to get rid of the annoying “The Page has Expired” dialog in My Oracle Support

tanelpoder.com·664w

Oracle 12c: Scalar Subquery Unnesting transformation

tanelpoder.com·665w

Oracle Database 12c R1 (12.1.0.1.0) is finally released!

tanelpoder.com·672w

Getting the Most Out of ASH online seminar

tanelpoder.com·675w

Forcing Smart Scans on Exadata – is the _serial_direct_read parameter safe to use in production?

tanelpoder.com·676w

Debugger Dangers – Part 2

tanelpoder.com·676w

List Exadata Storage Cell disk summary with cellpd.sql and cellpdx.sql scripts

tanelpoder.com·677w

List Exadata Disk Layout and Topology with the exadisktopo scripts

tanelpoder.com·677w

V$CELL_THREAD_HISTORY – “ASH” for Exadata Storage Cells

tanelpoder.com·677w

Understanding what a hint affects using the V$SQL_FEATURE views

tanelpoder.com·684w

Listing Exadata storage cells and their configuration info from V$CELL_CONFIG

tanelpoder.com·686w

Alter session force parallel query doesn’t really force anything

tanelpoder.com·686w

asqlmon.sql: SQL Monitoring-like execution plan line level drilldown into SQL response time

tanelpoder.com·687w

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