宝塔数据库无法启动修复方法

使用方法

在ssh输入：

wget -O sql-repair.sh http://download.bt.cn/install/sql-repair.sh && sh sql-repair.sh

运行宝塔检测脚本，然后可以排除错误。一般来说可以启动数据库了。

也可以自己创建一个脚本然后运行，代码如下

[client]
#password	= your_password
port		= 3306
socket		= /tmp/mysql.sock

[mysqld]
port		= 3306
socket		= /tmp/mysql.sock
user    = mysql
datadir = ${Data_Path}
basedir = ${Setup_Path}
log_error = ${Data_Path}/mariadb.err
#pid-file = ${Data_Path}/mariadb.pid
default_storage_engine = MyISAM
#skip-external-locking
#loose-skip-innodb
key_buffer_size = 16M
max_allowed_packet = 100G
table_open_cache = 64
sort_buffer_size = 512K
net_buffer_length = 8K
read_buffer_size = 256K
read_rnd_buffer_size = 512K
myisam_sort_buffer_size = 8M
thread_cache_size = 8
query_cache_size = 8M
tmp_table_size = 16M
sql-mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES

#skip-networking
#skip-name-resolve
max_connections = 500
max_connect_errors = 100
open_files_limit = 65535

log-bin=mysql-bin
binlog_format=mixed
server-id	= 1
expire_logs_days = 10

default_storage_engine = InnoDB
innodb_data_home_dir = ${Data_Path}
innodb_data_file_path = ibdata1:10M:autoextend
innodb_log_group_home_dir = ${Data_Path}
innodb_buffer_pool_size = 16M
innodb_additional_mem_pool_size = 2M
innodb_log_file_size = 5M
innodb_log_buffer_size = 8M
innodb_flush_log_at_trx_commit = 1
innodb_lock_wait_timeout = 50

[mysqldump]
quick
max_allowed_packet = 16M

[mysql]
no-auto-rehash

[myisamchk]
key_buffer_size = 20M
sort_buffer_size = 20M
read_buffer = 2M
write_buffer = 2M

[mysqlhotcopy]
interactive-timeout
EOF
  elif [[ "${mysql_version}" =~ AliSQL ]]; then
    	cat > /etc/my.cnf<<EOF
[client]
sdafds
#password   = your_password
port        = 3306
socket      = /tmp/mysql.sock

[mysqld]
port        = 3306
socket      = /tmp/mysql.sock
datadir = ${Data_Path}
skip-external-locking
performance_schema_max_table_instances=400
table_definition_cache=400
table_open_cache=32
key_buffer_size = 4M
max_allowed_packet = 100G
table_open_cache = 32
sort_buffer_size = 256K
net_buffer_length = 8K
read_buffer_size = 128K
read_rnd_buffer_size = 256K
myisam_sort_buffer_size = 4M
thread_cache_size = 4
query_cache_size = 4M
tmp_table_size = 8M

explicit_defaults_for_timestamp = true

#skip-networking
#skip-name-resolve
max_connections = 500
max_connect_errors = 100
open_files_limit = 65535
sql-mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES

log-bin=mysql-bin
binlog_format=mixed
server-id   = 1
expire_logs_days = 10

#loose-innodb-trx=0
#loose-innodb-locks=0
#loose-innodb-lock-waits=0
#loose-innodb-cmp=0
#loose-innodb-cmp-per-index=0
#loose-innodb-cmp-per-index-reset=0
#loose-innodb-cmp-reset=0
#loose-innodb-cmpmem=0
#loose-innodb-cmpmem-reset=0
#loose-innodb-buffer-page=0
#loose-innodb-buffer-page-lru=0
#loose-innodb-buffer-pool-stats=0
#loose-innodb-metrics=0
#loose-innodb-ft-default-stopword=0
#loose-innodb-ft-inserted=0
#loose-innodb-ft-deleted=0
#loose-innodb-ft-being-deleted=0
#loose-innodb-ft-config=0
#loose-innodb-ft-index-cache=0
#loose-innodb-ft-index-table=0
#loose-innodb-sys-tables=0
#loose-innodb-sys-tablestats=0
#loose-innodb-sys-indexes=0
#loose-innodb-sys-columns=0
#loose-innodb-sys-fields=0
#loose-innodb-sys-foreign=0
#loose-innodb-sys-foreign-cols=0

default_storage_engine = InnoDB
innodb_data_home_dir = ${Data_Path}
innodb_data_file_path = ibdata1:10M:autoextend
innodb_log_group_home_dir = ${Data_Path}
innodb_buffer_pool_size = 16M
innodb_log_file_size = 5M
innodb_log_buffer_size = 8M
innodb_flush_log_at_trx_commit = 1
innodb_lock_wait_timeout = 50

[mysqldump]
quick
max_allowed_packet = 16M

[mysql]
no-auto-rehash

[myisamchk]
key_buffer_size = 20M
sort_buffer_size = 20M
read_buffer = 2M
write_buffer = 2M

[mysqlhotcopy]
interactive-timeout
EOF
  elif [[ "${mysql_version}" =~ 5.1 ]]; then
    cat > /etc/my.cnf<<EOF
[client]
#password	= your_password
port		= 3306
socket		= /tmp/mysql.sock

[mysqld]
port		= 3306
socket		= /tmp/mysql.sock
datadir = ${Data_Path}
default_storage_engine = MyISAM
#skip-external-locking
#loose-skip-innodb
key_buffer_size = 8M
max_allowed_packet = 100G
table_open_cache = 32
sort_buffer_size = 256K
net_buffer_length = 4K
read_buffer_size = 128K
read_rnd_buffer_size = 256K
myisam_sort_buffer_size = 4M
thread_cache_size = 4
query_cache_size = 4M
tmp_table_size = 8M

#skip-networking
#skip-name-resolve
max_connections = 500
max_connect_errors = 100
open_files_limit = 65535

log-bin=mysql-bin
binlog_format=mixed
server-id	= 1
expire_logs_days = 10

innodb_data_home_dir = ${Data_Path}
innodb_data_file_path = ibdata1:10M:autoextend
innodb_log_group_home_dir = ${Data_Path}
innodb_buffer_pool_size = 16M
innodb_additional_mem_pool_size = 2M
innodb_log_file_size = 5M
innodb_log_buffer_size = 8M
innodb_flush_log_at_trx_commit = 1
innodb_lock_wait_timeout = 50

[mysqldump]
quick
max_allowed_packet = 16M

[mysql]
no-auto-rehash

[myisamchk]
key_buffer_size = 20M
sort_buffer_size = 20M
read_buffer = 2M
write_buffer = 2M

[mysqlhotcopy]
interactive-timeout
EOF
  elif [[ "${mysql_version}" =~ 5.5 ]]; then
    	cat > /etc/my.cnf<<EOF
[client]
#password   = your_password
port        = 3306
socket      = /tmp/mysql.sock

[mysqld]
port        = 3306
socket      = /tmp/mysql.sock
datadir = ${Data_Path}
default_storage_engine = MyISAM
#skip-external-locking
#loose-skip-innodb
key_buffer_size = 8M
max_allowed_packet = 100G
table_open_cache = 32
sort_buffer_size = 256K
net_buffer_length = 4K
read_buffer_size = 128K
read_rnd_buffer_size = 256K
myisam_sort_buffer_size = 4M
thread_cache_size = 4
query_cache_size = 4M
tmp_table_size = 8M

#skip-networking
#skip-name-resolve
max_connections = 500
max_connect_errors = 100
open_files_limit = 65535

log-bin=mysql-bin
binlog_format=mixed
server-id   = 1
expire_logs_days = 10

default_storage_engine = InnoDB
innodb_data_home_dir = ${Data_Path}
innodb_data_file_path = ibdata1:10M:autoextend
innodb_log_group_home_dir = ${Data_Path}
innodb_buffer_pool_size = 16M
innodb_additional_mem_pool_size = 2M
innodb_log_file_size = 5M
innodb_log_buffer_size = 8M
innodb_flush_log_at_trx_commit = 1
innodb_lock_wait_timeout = 50

[mysqldump]
quick
max_allowed_packet = 16M

[mysql]
no-auto-rehash

[myisamchk]
key_buffer_size = 20M
sort_buffer_size = 20M
read_buffer = 2M
write_buffer = 2M

[mysqlhotcopy]
interactive-timeout
EOF
  elif [[ "${mysql_version}" =~ 5.6 ]]; then
    	cat > /etc/my.cnf<<EOF
[client]
#password   = your_password
port        = 3306
socket      = /tmp/mysql.sock

[mysqld]
port        = 3306
socket      = /tmp/mysql.sock
datadir = ${Data_Path}
skip-external-locking
performance_schema_max_table_instances=400
table_definition_cache=400
table_open_cache=32
key_buffer_size = 8M
max_allowed_packet = 100G
table_open_cache = 32
sort_buffer_size = 256K
net_buffer_length = 8K
read_buffer_size = 128K
read_rnd_buffer_size = 256K
myisam_sort_buffer_size = 4M
thread_cache_size = 4
query_cache_size = 4M
tmp_table_size = 8M

explicit_defaults_for_timestamp = true
#skip-networking
#skip-name-resolve
max_connections = 500
max_connect_errors = 100
open_files_limit = 65535
sql-mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES

log-bin=mysql-bin
binlog_format=mixed
server-id   = 1
expire_logs_days = 10

#loose-innodb-trx=0
#loose-innodb-locks=0
#loose-innodb-lock-waits=0
#loose-innodb-cmp=0
#loose-innodb-cmp-per-index=0
#loose-innodb-cmp-per-index-reset=0
#loose-innodb-cmp-reset=0
#loose-innodb-cmpmem=0
#loose-innodb-cmpmem-reset=0
#loose-innodb-buffer-page=0
#loose-innodb-buffer-page-lru=0
#loose-innodb-buffer-pool-stats=0
#loose-innodb-metrics=0
#loose-innodb-ft-default-stopword=0
#loose-innodb-ft-inserted=0
#loose-innodb-ft-deleted=0
#loose-innodb-ft-being-deleted=0
#loose-innodb-ft-config=0
#loose-innodb-ft-index-cache=0
#loose-innodb-ft-index-table=0
#loose-innodb-sys-tables=0
#loose-innodb-sys-tablestats=0
#loose-innodb-sys-indexes=0
#loose-innodb-sys-columns=0
#loose-innodb-sys-fields=0
#loose-innodb-sys-foreign=0
#loose-innodb-sys-foreign-cols=0

default_storage_engine = InnoDB
innodb_data_home_dir = ${Data_Path}
innodb_data_file_path = ibdata1:10M:autoextend
innodb_log_group_home_dir = ${Data_Path}
innodb_buffer_pool_size = 16M
innodb_log_file_size = 5M
innodb_log_buffer_size = 8M
innodb_flush_log_at_trx_commit = 1
innodb_lock_wait_timeout = 50

[mysqldump]
quick
max_allowed_packet = 16M

[mysql]
no-auto-rehash

[myisamchk]
key_buffer_size = 20M
sort_buffer_size = 20M
read_buffer = 2M
write_buffer = 2M

[mysqlhotcopy]
interactive-timeout
EOF
  elif [[ "${mysql_version}" =~ 5.7 ]]; then
    	cat > /etc/my.cnf<<EOF
[client]
#password   = your_password
port        = 3306
socket      = /tmp/mysql.sock

[mysqld]
port        = 3306
socket      = /tmp/mysql.sock
datadir = ${Data_Path}
skip-external-locking
performance_schema_max_table_instances=400
table_definition_cache=400
table_open_cache=256
key_buffer_size = 16M
max_allowed_packet = 100G
table_open_cache = 64
sort_buffer_size = 512K
net_buffer_length = 8K
read_buffer_size = 256K
read_rnd_buffer_size = 512K
myisam_sort_buffer_size = 8M
thread_cache_size = 8
query_cache_size = 8M
tmp_table_size = 16M
sql-mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES

explicit_defaults_for_timestamp = true
#skip-networking
max_connections = 500
max_connect_errors = 100
open_files_limit = 65535

log-bin=mysql-bin
binlog_format=mixed
server-id   = 1
expire_logs_days = 10
early-plugin-load = ""

#loose-innodb-trx=0
#loose-innodb-locks=0
#loose-innodb-lock-waits=0
#loose-innodb-cmp=0
#loose-innodb-cmp-per-index=0
#loose-innodb-cmp-per-index-reset=0
#loose-innodb-cmp-reset=0
#loose-innodb-cmpmem=0
#loose-innodb-cmpmem-reset=0
#loose-innodb-buffer-page=0
#loose-innodb-buffer-page-lru=0
#loose-innodb-buffer-pool-stats=0
#loose-innodb-metrics=0
#loose-innodb-ft-default-stopword=0
#loose-innodb-ft-inserted=0
#loose-innodb-ft-deleted=0
#loose-innodb-ft-being-deleted=0
#loose-innodb-ft-config=0
#loose-innodb-ft-index-cache=0
#loose-innodb-ft-index-table=0
#loose-innodb-sys-tables=0
#loose-innodb-sys-tablestats=0
#loose-innodb-sys-indexes=0
#loose-innodb-sys-columns=0
#loose-innodb-sys-fields=0
#loose-innodb-sys-foreign=0
#loose-innodb-sys-foreign-cols=0

default_storage_engine = InnoDB
innodb_data_home_dir = ${Data_Path}
innodb_data_file_path = ibdata1:10M:autoextend
innodb_log_group_home_dir = ${Data_Path}
innodb_buffer_pool_size = 16M
innodb_log_file_size = 5M
innodb_log_buffer_size = 8M
innodb_flush_log_at_trx_commit = 1
innodb_lock_wait_timeout = 50

[mysqldump]
quick
max_allowed_packet = 16M

[mysql]
no-auto-rehash

[myisamchk]
key_buffer_size = 20M
sort_buffer_size = 20M
read_buffer = 2M
write_buffer = 2M

[mysqlhotcopy]
interactive-timeout
EOF
  fi
  MySQL_Opt
}
#设置权限
Set_permission()
{
  chown -R mysql:mysql /www/server/data
  chown -R mysql:mysql /www/server/mysql
    chmod 777 /tmp	
}
#清除二进制日志
logs_clear(){
    if [ ! -d "/www/server/data/logBackup" ]; then
        mkdir -p /www/server/data/logBackup
        mv /www/server/data/mysql-bin.* /www/server/data/logBackup
        mv /www/server/data/ib_* /www/server/data/logBackup
    fi
}
Mysql_Check
Disk_Check
myCnf=`cat /etc/my.cnf`
if [ ! -f "/etc/my.cnf" ]; then
  Mycnf_repair
else
    mv /etc/my.cnf /etc/my.cnf.backup
    Mycnf_repair
fi
/etc/init.d/mysqld stop
if [ -f "/tmp/mysql.sock" ]; then
    rm -f /tmp/mysql.sock
fi
Set_permission
logs_clear
/etc/init.d/mysqld start
sleep 3


ps -fe|grep mysql |grep -v grep
if [ $? -ne 0 ]; then
    echo "=========================================================================================="
    cat /www/server/data/*.err | grep ERROR
    echo "=========================================================================================="
    echo "mysql start error."
    echo "mysql无法正常启动，请将以上错误信息截图发至论坛寻求帮助"
else
    echo "=========================================================================================="
    echo "mysql is running"
fi
rm -f sql-repair.sh