How to Calculate the amount of a single query to read and write from disk temporary file

Hi All- anyone can help me to reply my request? i want to Calculate (statistics) read and write very query, i had read some good article from mark's blog http://www.markleith.co.uk/ps_helper/ latest_file_io like I want,but i want to statiics amout if a singe query read and write ,anyone can he

mysql 5.5.24/27 massive slow down since upgrade to solaris 10 u9 with 147440-19

Hello For nearly 3 years, we have had a master - slaves configuration working like a charm, the slaves would be able to sync daily ... since a recent upgrade from Solaris10u6 to solaris 10 u9 with the latest CPU bundle (kernel patch 147440-19) on one of the two slaves, the slave upgrade cannot kee