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Luca's blog on data engineering, data platforms, and performance.
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Blog of the database services at CERN
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Tuesday, August 27, 2013
PyLatencyMap, a Performance Tool for Latency Data Visualization
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Topic: this post is about PyLatencyMap, a performance-oriented tool I have written for command-line drill down of latency data, integrating...
Monday, June 24, 2013
DTrace Explorations of Oracle Wait Events on Linux and Solaris
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DTrace is a great tool to measure and investigate latency for performance troubleshooting. DTrace is now coming to the Linux platform too a...
2 comments:
Thursday, May 30, 2013
OraLatencyMap v1.1 and Testing I/O with SLOB 2
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Topic: OraLatencyMap v1.1 is an updated versions of a performance tool aimed at collecting and displaying Oracle wait event histogram data a...
Wednesday, May 8, 2013
Oracle Events' Latency Visualization and Heat Maps in SQL*plus
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Topic: This post is about a technique for Oracle performance tuning, the use of heat maps to investigate wait event latency (and in partic...
11 comments:
Monday, March 25, 2013
Testing Lost Writes with Oracle and Data Guard
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Topic: This post is about lost writes in Oracle, on techniques for reproducing and investigating the effects of lost writes and on the use ...
Thursday, February 14, 2013
AWR Analytics and Oracle Performance Visualization with PerfSheet4
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Topic: This post describes PerfSheet4 , a tool for performance analysis aimed at streamlining access and visualization of Oracle's AWR...
7 comments:
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