Centos 5.3 vs Sun Solaris 10- innodb performance

This article compares the performance characteristics of mysql 5.133 operating on Solaris 10 verses Centos 5.3.
The Test result shows that innodb performance on Centos 5.3 is much better than on Sun Solaris 10.

Lab Setup-

The list of hardware used is as follows:

vendor_id : AuthenticAMD

cpu family : 15

model : 107

model name : AMD Athlon(tm) 64 X2 Dual Core Processor 4000+

stepping : 1

cpu MHz : 2100.000

cache size : 512 KB

RAM : 1.5G


The list of software used is as follows:

* CentOS 5.3
* Solaris 5.10
* Mysql 5.1.33
* vmstat

same my.cnf used on both Centos and Solaris.
######################################
[mysqld]
# InnoDB tables
innodb_file_per_table
innodb_buffer_pool_size = 512M
innodb_additional_mem_pool_size = 20M

innodb_log_file_size =128M
######################################

The Server was first loaded with the CentOS operating system and mysql 5.1.33 was installed ( i.e. RPM installtion). Total 23 million rows were inserted into innodb tables using mysqlimport command.

vmstat stats-
The vmstat shows that OS was writing at more than 14MB/s, but no I/O wait is reported,the CPU was at 49% running non-kernel code.

test results on Sun Soloaris 10 continue..