Author Archives: Tim Callaghan

iiBench Benchmark: TokuMX vs. MongoDB

Posted on by Tim Callaghan

Tokutek created the iiBench benchmark… back in 2008. The point of the benchmark is to measure the performance of indexed insertions over time. It uses an extremely simple schema, one table with a sequential insertion pattern for the primary key

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Sysbench Benchmark for MongoDB – v0.1.0...

Posted on by Tim Callaghan

Two months ago I posted… a performance comparison running Sysbench on MongoDB versus MongoDB with Fractal Tree Indexes v0.0.2. The benchmark showed a 133% improvement in throughput. Nice, but our engineering team had an effort on our road-map for lock

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Slides from my Percona Live...

Posted on by Tim Callaghan

I finally posted a copy of the slides from my Percona Live presentation, “Creating a Benchmarking Infrastructure that Just Works”.  The PDF is available via this link….
The content comes from my personal experiences over many years benchmarking and

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Presenting at tomorrow’s Effective MySQL...

Posted on by Tim Callaghan

At tomorrow’s Effective MySQL Meetup, I’ll be presenting “Fractal Tree Indexes : Theory and Practice (MySQL and MongoDB).” The meetup is at 6:30pm Tuesday, May 14, 2013, and will be held at Alley NYC… in New York

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TokuDB Fast Update Benchmark

Posted on by Tim Callaghan

Last month my colleague Rich Prohaska covered the technical details of our “Fast Update” feature which we added to TokuDB in version 6.6.  The message based architecture of Fractal Tree Indexes… allows us to defer certain operations while still maintaining the

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Wanted: Evaluators to Try MongoDB with Fractal...

Posted on by Tim Callaghan

We recently resumed our discussion around bringing Fractal Tree indexes to MongoDB.  This effort includes Tokutek’s interview with Jeff Kelly at Strata as well as my two recent tech blogs which describe the compression achieved on a generic MongoDB …

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Sysbench Benchmark for MongoDB

Posted on by Tim Callaghan

As we continue to test our Fractal Tree Indexing with MongoDB, I’ve been updating my benchmark infrastructure so I can compare performance, correctness, and resource utilization.  Sysbench has long been a standard for testing MySQL performance, so I created a…

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MongoDB + Fractal Tree Indexes = High Compression

Posted on by Tim Callaghan

One doesn’t have to look far to see that there is strong interest in MongoDB compression. MongoDB has an open ticket from 2009 titled “Option to Store Data Compressed” with Fix Version/s planned but not scheduled…. The ticket has

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532x Multikey Index Insertion Performance Increase...

Posted on by Tim Callaghan

In my three previous MongoDB blogs I wrote about our implementation of Fractal Tree(R) indexes on MongoDB, showing a 10x insertion performance increase, a 268x query performance increase, and a comparison of covered indexes and clustered indexes….

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Webinar: MongoDB and Fractal Tree Indexes

Posted on by Tim Callaghan

This webinar covers the basics of B-trees and Fractal Tree Indexes, the benchmarks we’ve run so far, and the development road map going forward.
Date: November 13th
Time: 2 PM EST / 11 AM PST
REGISTER TODAY…
Topics will

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