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Mysql 的my.cnf 针对不同类型数据库应用的推荐配置项的具体参数对比

2012-07-12 15:26 183 查看
Text Compare

Produced: 2012-7-12 15:12:07

Mode: All, With Context, Ignoring Unimportant

Left file: my-small.cnf (小型应用)

Right file: my-medium.cnf (中型应用)

=
[client][client]
port = 3306port = 3306
socket = /tmp/mysql.socksocket = /tmp/mysql.sock
[mysqld][mysqld]
port = 3306port = 3306
socket = /tmp/mysql.socksocket = /tmp/mysql.sock
skip-lockingskip-locking
key_buffer_size = 16K<>key_buffer_size = 16M
max_allowed_packet = 1M=max_allowed_packet = 1M
table_open_cache = 4<>table_open_cache = 64
sort_buffer_size = 64Ksort_buffer_size = 512K
net_buffer_length
= 8K
read_buffer_size = 256K=read_buffer_size = 256K
read_rnd_buffer_size = 256K<>read_rnd_buffer_size =
512K
net_buffer_length =
2K
myisam_sort_buffer_size =
8M
thread_stack
= 128K
=
-+log-bin=mysql-bin
=
-+binlog_format=mixed
=
server-id = 1server-id = 1
[mysqldump][mysqldump]
quickquick
max_allowed_packet = 16Mmax_allowed_packet = 16M
[mysql][mysql]
no-auto-rehashno-auto-rehash
[myisamchk][myisamchk]
key_buffer_size = 8M<>key_buffer_size = 20M
sort_buffer_size = 8Msort_buffer_size = 20M
read_buffer
= 2M
write_buffer
= 2M
=
[mysqlhotcopy][mysqlhotcopy]
interactive-timeoutinteractive-timeout
Text Compare

Produced: 2012-7-12 15:18:30

Mode: All, With Context, Ignoring Unimportant

Left file: my-medium.cnf (中型应用)

Right file: my-large.cnf (大型应用)

[client][client]
port = 3306port = 3306
socket = /tmp/mysql.socksocket = /tmp/mysql.sock
[mysqld][mysqld]
port = 3306port = 3306
socket = /tmp/mysql.socksocket = /tmp/mysql.sock
skip-lockingskip-locking
key_buffer_size = 16M<>key_buffer_size = 256M
max_allowed_packet = 1M=max_allowed_packet = 1M
table_open_cache = 64<>table_open_cache = 256
sort_buffer_size = 512Ksort_buffer_size = 1M
net_buffer_length
= 8K
read_buffer_size = 256Kread_buffer_size = 1M
read_rnd_buffer_size =
512K
read_rnd_buffer_size =
4M
myisam_sort_buffer_size =
8M
myisam_sort_buffer_size =
64M
thread_cache_size
= 8
query_cache_size=
16M
=
-+thread_concurrency
= 8
=
log-bin=mysql-binlog-bin=mysql-bin
binlog_format=mixedbinlog_format=mixed
server-id = 1server-id = 1
[mysqldump][mysqldump]
quickquick
max_allowed_packet = 16Mmax_allowed_packet = 16M
[mysql][mysql]
no-auto-rehashno-auto-rehash
[myisamchk][myisamchk]
key_buffer_size = 20M<>key_buffer_size = 128M
sort_buffer_size = 20Msort_buffer_size = 128M
read_buffer = 2M=read_buffer = 2M
write_buffer = 2Mwrite_buffer = 2M
[mysqlhotcopy][mysqlhotcopy]
interactive-timeoutinteractive-timeout
Text Compare

Produced: 2012-7-12 15:19:38

Mode: All, With Context, Ignoring Unimportant

Left file: my-large.cnf (大型应用)

Right file: my-huge.cnf (庞大应用)

[client][client]
port = 3306port = 3306
socket = /tmp/mysql.socksocket = /tmp/mysql.sock
[mysqld][mysqld]
port = 3306port = 3306
socket = /tmp/mysql.socksocket = /tmp/mysql.sock
skip-lockingskip-locking
key_buffer_size = 256M<>key_buffer_size = 384M
max_allowed_packet = 1M=max_allowed_packet = 1M
table_open_cache = 256<>table_open_cache = 512
sort_buffer_size = 1Msort_buffer_size = 2M
read_buffer_size = 1Mread_buffer_size = 2M
read_rnd_buffer_size =
4M
read_rnd_buffer_size =
8M
myisam_sort_buffer_size = 64M=myisam_sort_buffer_size = 64M
thread_cache_size = 8thread_cache_size = 8
query_cache_size= 16M<>query_cache_size = 32M
=
thread_concurrency = 8thread_concurrency = 8
log-bin=mysql-binlog-bin=mysql-bin
binlog_format=mixed+-
=
server-id = 1server-id = 1
[mysqldump][mysqldump]
quickquick
max_allowed_packet = 16Mmax_allowed_packet = 16M
[mysql][mysql]
no-auto-rehashno-auto-rehash
[myisamchk][myisamchk]
key_buffer_size = 128M<>key_buffer_size = 256M
sort_buffer_size = 128Msort_buffer_size = 256M
read_buffer = 2M=read_buffer = 2M
write_buffer = 2Mwrite_buffer = 2M
[mysqlhotcopy][mysqlhotcopy]
interactive-timeoutinteractive-timeout
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