Posts by topics

Oracle:

Oracle: partitioning a huge table _online
Generate stuff with SQL 'connect by'
Test HA 3: Oracle RAC setup


MySQL:

How long to complete this command ?
(re)create a slave online faster using LVM ...

SHOW SLAVE STATUS Explained
mySQL fillup fake data & autocommit



Linux/System:

trick: make several directories in one shot
How long to complete this command ?
simulating a slow drive
proving bad CPU
Test HA 2: Veritas cluster/Oracle setup
Test HA (cluster,RAC...) without shared disk array...
bind / DNS quick start
sudo sudoers cheat sheet
measure bandwidth for a port or a process on Linux...
How to fight a fork bomb ?
block size matters for disk... and memory
block size / files size