Author: Jared Still

Sending email from Oracle with utl_smtp via Amazon Simple Email Service (SES)

Sometimes I want to send email from my own databases for testing purposes. Lacking a mail server, I opted to use Amazon’s Simple Email Service (SES).  SES is a paid product, with a free usage tier. For my purposes however SES…

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Chart Your Course With sar

The sar (system activity reporter) is a Linux utility that actually started life long ago in System V Unix. In spite of its ancient origins, sar is still quite useful, and has even been enhanced in recent versions of Linux….

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Intel Skylake and Kaby Lake CPU Detector – Sherlock Holmes need not apply

Perhaps you’ve heard of the HyperThread bugs that are found in Intel Kaby Lake and some Skylake processors. (This article is intended for Linux based servers). No?  Then you may wish to read this article from the Debian support list:…

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Enqueue Bytes – Is that a Pun?

Jared Still explains how to troubleshoot enqueue locking events in Oracle databases.

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DirtyC0w – is that a beverage? Ensuring the Security of Your Linux Servers

What should you do about the Dirty C0w vulnerability?

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What’s Eating My Database? Where to Focus Performance Efforts Using Oracle AWR

Jared Still, Pythian Principle Consultant and Oracle ACE, explains how to determine the periods of highest activity using Oracle AWR.

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Tracefile Automation – Simplify Your Troubleshooting Tasks

Jared Still, Pythian Principle Consultant and Oracle ACE, explains how to simplify your trouble shooting tasks through tracefile automation.

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Analyze Index Validate Structure – The Dark Side

Know the performance implications of a command before deciding to use it.

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Improve Parsing and Query Performance – Fix Oracle’s Fixed Object Statistics

Jared Still, Pythian Principle Consultant and Oracle ACE, discusses how to improve parsing and query performance.

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No Arguments Here – Use xargs for File Management Performance

Jared Still, Pythian Principle Consultant and Oracle ACE, explains how using xargs with find can greatly speed up maintenance scripts and reduce system resource usage.

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