하루 방문자 3-5천명일때 4기가 램 서버에서 쓸 세팅이라고 합니다. 저도 구글링해서 찾은거인데 나쁘지 않은 것 같아서 공유합니다.

innodb_buffer_pool_size 는 본인 서버 사양에 맞춰 적어주세요.

약 70% 정도 적어주세요. 8기가면 5G. 32기가면 22G..등등

[code]

[mysql]
max_allowed_packet = 32M

[mysqld]
local-infile=0
datadir=/var/lib/mysql
socket=/var/lib/mysql/mysql.sock
symbolic-links=0

back_log = 75
max_connections = 300
key_buffer_size = 32M
myisam_sort_buffer_size = 32M
myisam_max_sort_file_size = 2048M
join_buffer_size = 64K
read_buffer_size = 64K
sort_buffer_size = 128K
table_definition_cache = 4096
table_open_cache = 2048
thread_cache_size = 64
wait_timeout = 1800
connect_timeout = 10
tmp_table_size = 32M
max_heap_table_size = 32M
max_allowed_packet = 32M
max_seeks_for_key = 1000
group_concat_max_len = 1024
max_length_for_sort_data = 1024
net_buffer_length = 16384
max_connect_errors = 100000
concurrent_insert = 2
read_rnd_buffer_size = 256K
bulk_insert_buffer_size = 8M
query_cache_limit = 512K
query_cache_size = 16M
query_cache_type = 1
query_cache_min_res_unit = 2K
query_prealloc_size = 262144
query_alloc_block_size = 65536
transaction_alloc_block_size = 8192
transaction_prealloc_size = 4096
default-storage-engine = InnoDB

log_warnings=1
slow_query_log=0
long_query_time=1
slow_query_log_file=/var/lib/mysql/slowq.log
log-error=/var/log/mysqld.log

innodb_large_prefix=1
innodb_purge_threads=1
innodb_doublewrite = 1

innodb_file_per_table = 1
innodb_open_files = 1000
innodb_data_file_path= ibdata1:10M:autoextend
innodb_buffer_pool_size = 3G
innodb_additional_mem_pool_size = 32M

innodb_log_files_in_group = 2
innodb_log_file_size = 64M
innodb_log_buffer_size = 8M
innodb_flush_log_at_trx_commit = 2
innodb_thread_concurrency = 0
innodb_lock_wait_timeout=50
#innodb_flush_method = O_DIRECT
innodb_support_xa=1

# 200 * # DISKS
innodb_io_capacity = 100
innodb_read_io_threads = 2
innodb_write_io_threads = 2

[mysqld_safe]
log-error=/var/log/mariadb/mariadb.log
pid-file=/var/run/mariadb/mariadb.pid

[mysqldump]
quick
max_allowed_packet = 32M

[myisamchk] 
key_buffer = 32M 
sort_buffer = 16M
read_buffer = 16M
write_buffer = 16M

[mysqlhotcopy]
interactive-timeout

[/code]