ex ) /usr/local/mysql/shared/mysql/*.cnf

[mysqld]
skip-locking
set-variable    = key_buffer=1024M
set-variable    = max_allowed_packet=4M
set-variable    = table_cache=1024M
set-variable    = sort_buffer=128M
set-variable    = record_buffer=128M
set-variable    = thread_cache=32
# Try number of CPU's*2 for thread_concurrency
set-variable    = thread_concurrency=16
set-variable    = myisam_sort_buffer_size=256M
set-variable    = max_connections=4096
set-variable    = query_cache_size=4096M
set-variable    = wait_timeout=30
set-variable    = sort_buffer_size=32M
set-variable    = read_buffer_size=32M
set-variable    = thread_cache_size=256M