https://andreynikolaev.wordpress.com/2010/10/28/appetizer-for-dtrace/ Appetizer for DTrace Filed under: DTrace,Latch — andreynikolaev @ 3:33 pm To discover how the Oracle latch works, we need the tool. Oracle Wait Interface allows us to explore the…
Luca Canali on 21 Jan 2016 Topic: this post is about Linux perf and uprobes for tracing and profiling Oracle workloads for advanced troubleshooting. Context The recent progress and maturity of some of the Linux dynamic tracing tools has raised intere…
https://db-blog.web.cern.ch/blog/luca-canali/2014-12-life-oracle-io-tracing-logical-and-physical-io-systemtap Luca Canali on 01 Dec 2014 Topic: This post is about tracing logical and physical reads in Oracle using SystemTap. You find here a few examp…
http://blog.tanelpoder.com/2008/09/02/oracle-hidden-costs-revealed-part2-using-dtrace-to-find-why-writes-in-system-tablespace-are-slower-than-in-others/ by TANEL PODER posted on SEPTEMBER 2, 2008 I have written two posts in one, about a performance i…
https://blogs.oracle.com/wim/entry/mysql_5_6_20_4?utm_source=tuicool&utm_medium=referral By WimCoekaerts-Oracle on Jul 31, 2014 The MySQL team just released MySQL 5.6.20. One of the cool new things for Oracle Linux users is the addition of MySQL DTra…
Oracle SQL Tuning and CBO Internals: Based Optimizer with CBO Internals and SQL Tuning Optimization https://vimeo.com/ondemand/oraclemechanisms/ http://allthingsoracle.com/author/jonathan-lewis/ https://alexanderanokhin.wordpress.com/2012/03/19/dtrac…
By cj on Dec 06, 2012 The powerful DTrace tracing facility has some PHP-specific probes that can be enabled with --enable-dtrace. DTrace for Linux is being created by Oracle and is currently in tech preview. Currently it doesn't support userspace t…