Master configuration:

datadir         = /data/mysql
tmpdir          = /dev/shm
#bind-address           = 127.0.0.1
max_connections        = 100
table_cache            = 64
thread_concurrency     = 10
server-id               = 187
log_bin                 = /data/log/mysql/mysql-bin.log
log_slow_queries        = /var/log/mysql/mysql-slow.log
long_query_time = 2

Slave configuration

# auto increments
auto_increment_increment = 10
auto_increment_offset = 8