Category Archives: linux

More Debate, More Flame, More Choosing the correct tool for the job

You have to love all the debating going on over NOSQL -vs- SQL don’t you? With my UC session on choosing the right data storage tools ( does this sound better then SQL-vs-NoSQL?) I have been trying to stay current … Continue reading

Posted in benchmark, linux, Matt, mysql, NOSQL, performance | 1 Comment

New Benchmark I am working on that tests MYSQL -vs- NOSQL

I am giving a talk in a couple of weeks at the 2010 MySQL User Conference that will touch on use cases for NOSQL tools -vs- More relational tools, the talk is entitled “Choosing the Right Tools for the Job, … Continue reading

Posted in benchmark, linux, Matt, mysql, NOSQL, performance, Tokyo | 3 Comments

Waffle: Progress and a Rearchtecture?

So I spent several hours over the last few days on the Secondary index bug. Out of frustration I decided to try and bypass the LRU concept all together and try going to a true secondary page cache. In standard … Continue reading

Posted in benchmark, innodb internals, linux, Matt, mysql, Waffle Grid | 1 Comment

StorMan Adaptec Controller Cheatsheet

Not really a MySQL related topic, but so I do not forget later on and for those who end up working with the StorMan CLI to manage their controller cards I thought I would publish my quick down and dirty … Continue reading

Posted in hardware, linux, performance, raid | Comments Off on StorMan Adaptec Controller Cheatsheet

Sun/Intel X-25e 4 Disk Raid 10 tests – part 2

So lets test some different configurations and try and build some best practices around Multiple SSD’s: Which is better? Raid 5 or Raid 10? As with regular disks, Raid 10 seems to performance better ( accept for pure reads ).  … Continue reading

Posted in benchmark, hardware, linux, Matt, mysql, performance | Comments Off on Sun/Intel X-25e 4 Disk Raid 10 tests – part 2

Sun/Intel X-25e 4 Disk Raid 10 tests – part 1

Everyone loves SSD.  It’s a hot topic all around the MySQL community with vendors lining up all kinds of new solutions to attack the “disk io”  problem that has plagued us all for years and years.  At this year’s user … Continue reading

Posted in benchmark, hardware, linux, Matt, mysql, performance | 10 Comments

Tease me some more

Take a look here: Response Time (s) Transaction % Average : 90th % Total Rollbacks % ———— —– ——————— ———– ————— —– Delivery 3.98 0.211 : 0.266 274829 0 0.00 New Order 44.78 0.157 : 0.187 3090951 30925 1.00 Order … Continue reading

Posted in benchmark, hardware, linux, mysql, performance | 2 Comments

Tease me, SUN SSD Benchmarks

Only a little over a week before the User conference and I am still burning the midnight oil to get as much information for my presentations as possible. I thought I would tease you a bit here. What do you … Continue reading

Posted in hardware, linux, Matt, mysql, performance, raid, Uncategorized | 5 Comments

vmplot.sh, a useful tool for MySQL performance tuning

I don’t know if it is because of my science background, I am a physicist, I do like graphs, especially when I do performance tuning. With UNIX like operating systems, the vmstat command give you an easy way to grab … Continue reading

Posted in benchmark, linux, mysql, performance, yves | Comments Off on vmplot.sh, a useful tool for MySQL performance tuning

Testing MYSQL on the Violin Memory Flash 1010 Part I:

Continuing my series of in depth looks at flash appliances, sans, and drives I spent a few weeks test driving the Violin Memory flash ( and DDR based ) solutions. Just from the specs the Violin Memory 1010 is impressive. … Continue reading

Posted in benchmark, hardware, linux, Matt, mysql | 4 Comments