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August 21, 2008
Rendundant Array of Inexpensive Servers
So you need to design highly available MySQL powered system… how do you approach that ? Too often I see [...]
August 4, 2008
128GB or RAM finally got cheap
I did not usually go to “Elite” servers on Dell web site but looking at customers system today I went [...]
July 9, 2008
LVM Configuration mistake to Avoid
One of our customers was setting up box for MySQL LVM backups. The box had 2 RAID volumes (internal drives [...]
June 9, 2008
Estimating Undo Space needed for LVM Snapshot
We know MySQL Backups using LVM are pretty cool (check out mylvmbackup) or MMM though it is quite typical LVM [...]
April 26, 2008
How multiple disks can benefit for single client workload ?
Let us talk few more about disks. You might have read my previous post and Matt’s Reply and it looks [...]
April 25, 2008
Is disk Everything for MySQL Performance ?
I read very nice post by Matt today and it has many good insights though I can’t say I agree [...]
March 18, 2008
Working with many files and file system fragmentation
Working on performance optimization project (not directly MySQL related) we did a test – creating 100 files writing 4K in [...]
March 5, 2008
Evaluating IO subsystem performance for MySQL Needs
I’m often asked how one can evaluate IO subsystem (Hard drive RAID or SAN) performance for MySQL needs so I’ve [...]
March 5, 2008
RAID System performance surprises
Implementing MySQL database in 24/7 environments we typically hope for uniform component performance, or at least would like to be [...]
June 15, 2007
Commodity Hardware, Commodity Software and Commodity People
In the previous post I mentioned not all architectures and solutions work for Commodity People, and people seems to agree [...]
June 12, 2007
RAID and Scale Out Discussions
Just found this wonderful summary of articles by Jeremy and wanted to give some of my thoughts on the topic. [...]
January 30, 2007
Linux IO Schedulers and MySQL
Found a great article about Linux IO Schedulers today which is quite interesting. It goes in details about schedulers and [...]
July 6, 2006
Sysbench evaluation of iSCSI performance
Partha Dutta posted pretty interesting post about iSCSI vs SCSI performance using SysBench. This is nice to finally see some [...]
June 30, 2006
How reliable RAID really is
This post is not exactly about MySQL Performance or about Performance at all, but I guess it should be interested [...]