mysql> show variables;
+---------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
 Variable_name                    Value                                                                                                                                                                                                   
+---------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
 back_log                         50                                                                                                                                                                                                      
 basedir                          /usr/                                                                                                                                                                                                   
 bdb_cache_size                   8388600                                                                                                                                                                                                 
 bdb_log_buffer_size              32768                                                                                                                                                                                                   
 bdb_home                         /var/lib/mysql/                                                                                                                                                                                         
 bdb_max_lock                     10000                                                                                                                                                                                                   
 bdb_logdir                                                                                                                                                                                                                               
 bdb_shared_data                  OFF                                                                                                                                                                                                     
 bdb_tmpdir                       /tmp/                                                                                                                                                                                                   
 bdb_version                      Sleepycat Software: Berkeley DB 3.2.9a: (February 14, 2002)                                                                                                                                             
 binlog_cache_size                32768                                                                                                                                                                                                   
 character_set                    latin1                                                                                                                                                                                                  
 character_sets                   latin1 big5 cp1251 cp1257 croat czech danish dec8 dos estonia euc_kr gb2312 gbk german1 greek hebrew hp8 hungarian koi8_ru koi8_ukr latin2 latin5 swe7 usa7 win1250 win1251 win1251ukr ujis sjis tis620 
 concurrent_insert                ON                                                                                                                                                                                                      
 connect_timeout                  5                                                                                                                                                                                                       
 datadir                          /var/lib/mysql/                                                                                                                                                                                         
 delay_key_write                  ON                                                                                                                                                                                                      
 delayed_insert_limit             100                                                                                                                                                                                                     
 delayed_insert_timeout           300                                                                                                                                                                                                     
 delayed_queue_size               1000                                                                                                                                                                                                    
 flush                            OFF                                                                                                                                                                                                     
 flush_time                       0                                                                                                                                                                                                       
 have_bdb                         YES                                                                                                                                                                                                     
 have_gemini                      NO                                                                                                                                                                                                      
 have_innodb                      DISABLED                                                                                                                                                                                                
 have_isam                        YES                                                                                                                                                                                                     
 have_raid                        NO                                                                                                                                                                                                      
 have_openssl                     NO                                                                                                                                                                                                      
 init_file                                                                                                                                                                                                                                
 innodb_additional_mem_pool_size  1048576                                                                                                                                                                                                 
 innodb_buffer_pool_size          8388608

解决方案 »

  1.   

    mysql> show variables;
    +---------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
     Variable_name                    Value                                                                                                                                                                                                   
    +---------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
     back_log                         50                                                                                                                                                                                                      
     basedir                          /usr/                                                                                                                                                                                                   
     bdb_cache_size                   8388600                                                                                                                                                                                                 
     bdb_log_buffer_size              32768                                                                                                                                                                                                   
     bdb_home                         /var/lib/mysql/                                                                                                                                                                                         
     bdb_max_lock                     10000                                                                                                                                                                                                   
     bdb_logdir                                                                                                                                                                                                                               
     bdb_shared_data                  OFF                                                                                                                                                                                                     
     bdb_tmpdir                       /tmp/                                                                                                                                                                                                   
     bdb_version                      Sleepycat Software: Berkeley DB 3.2.9a: (February 14, 2002)                                                                                                                                             
     binlog_cache_size                32768                                                                                                                                                                                                   
     character_set                    latin1                                                                                                                                                                                                  
     character_sets                   latin1 big5 cp1251 cp1257 croat czech danish dec8 dos estonia euc_kr gb2312 gbk german1 greek hebrew hp8 hungarian koi8_ru koi8_ukr latin2 latin5 swe7 usa7 win1250 win1251 win1251ukr ujis sjis tis620 
     concurrent_insert                ON                                                                                                                                                                                                      
     connect_timeout                  5                                                                                                                                                                                                       
     datadir                          /var/lib/mysql/                                                                                                                                                                                         
     delay_key_write                  ON                                                                                                                                                                                                      
     delayed_insert_limit             100                                                                                                                                                                                                     
     delayed_insert_timeout           300                                                                                                                                                                                                     
     delayed_queue_size               1000                                                                                                                                                                                                    
     flush                            OFF                                                                                                                                                                                                     
     flush_time                       0                                                                                                                                                                                                       
     have_bdb                         YES                                                                                                                                                                                                     
     have_gemini                      NO                                                                                                                                                                                                      
     have_innodb                      DISABLED                                                                                                                                                                                                
     have_isam                        YES                                                                                                                                                                                                     
     have_raid                        NO                                                                                                                                                                                                      
     have_openssl                     NO                                                                                                                                                                                                      
     init_file                                                                                                                                                                                                                                
     innodb_additional_mem_pool_size  1048576                                                                                                                                                                                                 
     innodb_buffer_pool_size          8388608
      

  2.   

    innodb_data_file_path
    innodb_data_home_dir
    innodb_file_io_threads                4
    innodb_force_recovery0
    innodb_thread_concurrency             8
    innodb_flush_log_at_trx_commit         OFF
    innodb_fast_shutdown                  OFF
    innodb_flush_method
    innodb_lock_wait_timeout               50
    innodb_log_arch_dir
    innodb_log_archive                     OFF
    innodb_log_buffer_size                1048576
    innodb_log_file_size                  5242880
    innodb_log_files_in_group             2
    innodb_log_group_home_dir
    innodb_mirrored_log_groups            1
    interactive_timeout                   28800
    join_buffer_size                      131072
    key_buffer_size                        8388600
    language/usr/share/mysql/english/
    large_files_support                    ON
    locked_in_memory                         OFF
    log                                       OFF
    log_update                                OFF
    log_bin                                  OFF
    log_slave_updates                       OFF
    log_long_queries                         OFF
    long_query_time                       10
    low_priority_updates                   OFF
    lower_case_table_names                  0
    max_allowed_packet                   1048576
    max_binlog_cache_size                4294967295
    max_binlog_size                      1073741824
    max_connections                      300
    max_connect_errors                   10
    max_delayed_threads                20
    max_heap_table_size                 16777216
    max_join_size                     4294967295
    max_sort_length                     1024
    max_user_connections                   0
    max_tmp_tables                      32
    max_write_lock_count              4294967295
    myisam_max_extra_sort_file_size    256
    myisam_max_sort_file_size           2047
    myisam_recover_options              0
    myisam_sort_buffer_size              8388608
    net_buffer_length                     16384
    net_read_timeout                     30
    net_retry_count                       10
    net_write_timeout                    60
    open_files_limit                         0
    pid_file/var/run/mysqld/mysqld.pid
    port                                3306
    protocol_version                         10
    record_buffer                          131072
    record_rnd_buffer                      131072
    query_buffer_size                      0
    safe_show_database                      OFF
    server_id                                 0
    slave_net_timeout                        3600
    skip_locking                        ON
    skip_networking                       OFF
    skip_show_database                         OFF
    slow_launch_time                          2
    socket/var/lib/mysql/mysql.sock
    sort_buffer                               2097144
    sql_mode                                  0
    table_cache                                64
    table_typeMYISAM
    thread_cache_size                             0
    thread_stack                               65536
    transaction_isolation                 READ-COMMITTED
    timezoneCST
    tmp_table_size                          33554432
    tmpdir/tmp/
    version                             3.23.49
    wait_timeout                               28800