mysql 정상적으로 사용되던것이 mysql.sock' (11) 이런에러가 나면서 db를 못불러옵니다.

그래서 my.cnf의 key_buffer = 256M 으로 늘려줬음에도 불구하고 에러가나는데요..

해결방법이 없을까요??

아래는 my.cnf 두가지로 해도 모두 위 에러가 나거든요....

서버사양은

램은 1기가

cpu 1.1G 듀얼

[client]

port = 3306

socket = /tmp/mysql.sock

[mysqld]

port = 3306

socket = /tmp/mysql.sock

skip-locking

set-variable = key_buffer=384M

set-variable = max_allowed_packet=1M

set-variable = table_cache=512

set-variable = sort_buffer=4M

set-variable = record_buffer=4M

set-variable = thread_cache=8

set-variable = thread_concurrency=4

set-variable = myisam_sort_buffer_size=64M

set-variable = max_connections=400

log-update

[mysqldump]

quick

set-variable = max_allowed_packet=16M

[mysql]

no-auto-rehash

[isamchk]

set-variable = key_buffer=256M

set-variable = sort_buffer=256M

set-variable = read-buffer=2M

set-variable = write-vuffer=2M

[myisamchk]

set-variable = key_buffer=256M

set-variable = sort_buffer=256M

set-variable = read-buffer=2M

set-variable = write-buffer=2M

---------------------------------------------------

[client]

port = 3306

socket = /tmp/mysql.sock

[mysqld]

port = 3306

socket = /tmp/mysql.sock

skip-locking

key_buffer = 256M

max_allowed_packet = 1M

table_cache = 64

sort_buffer_size = 4M

net_buffer_length = 8K

read_buffer_size = 256K

read_rnd_buffer_size = 512K

myisam_sort_buffer_size = 8M

log-bin

server-id = 1

[mysqldump]

quick

max_allowed_packet = 16M

[mysql]

no-auto-rehash

[isamchk]

key_buffer = 20M

sort_buffer_size = 20M

read_buffer = 2M

write_buffer = 2M

[myisamchk]

key_buffer = 20M

sort_buffer_size = 20M

read_buffer = 2M

write_buffer = 2M

[mysqlhotcopy]

interactive-timeout