Help me Optimize MySQL
 

Can you help me optimize MySQL usage on my server ?

I really don't notice a big problem until googlebot comes sniffing around, and the occasional offline explorer.

10:48pm up 12 days, 50 min, 1 user, load average: 0.40, 0.45, 0.51
99 processes: 98 sleeping, 1 running, 0 zombie, 0 stopped
Mem: 900032K av, 893672K used, 6360K free, 0K shrd, 118852K buff
Swap: 136544K av, 42736K used, 93808K free 586748K cached


Fri Feb 7 22:48:41 EST 2003
+--------------------------+------------+
| Variable_name | Value |
+--------------------------+------------+
| Aborted_clients | 2310 |
| Aborted_connects | 2 |
| Bytes_received | 278553304 |
| Bytes_sent | 691167092 |
| Com_admin_commands | 0 |
| Com_alter_table | 0 |
| Com_analyze | 0 |
| Com_backup_table | 0 |
| Com_begin | 0 |
| Com_change_db | 1075346 |
| Com_change_master | 0 |
| Com_check | 0 |
| Com_commit | 0 |
| Com_create_db | 0 |
| Com_create_function | 0 |
| Com_create_index | 0 |
| Com_create_table | 0 |
| Com_delete | 7608 |
| Com_drop_db | 0 |
| Com_drop_function | 0 |
| Com_drop_index | 0 |
| Com_drop_table | 0 |
| Com_flush | 0 |
| Com_grant | 0 |
| Com_insert | 10913 |
| Com_insert_select | 0 |
| Com_kill | 0 |
| Com_load | 0 |
| Com_load_master_table | 0 |
| Com_lock_tables | 0 |
| Com_optimize | 0 |
| Com_purge | 0 |
| Com_rename_table | 0 |
| Com_repair | 0 |
| Com_replace | 0 |
| Com_replace_select | 0 |
| Com_reset | 0 |
| Com_restore_table | 0 |
| Com_revoke | 0 |
| Com_rollback | 229161 |
| Com_select | 1900237 |
| Com_set_option | 0 |
| Com_show_binlogs | 0 |
| Com_show_create | 0 |
| Com_show_databases | 0 |
| Com_show_fields | 0 |
| Com_show_grants | 0 |
| Com_show_keys | 0 |
| Com_show_logs | 0 |
| Com_show_master_status | 0 |
| Com_show_open_tables | 0 |
| Com_show_processlist | 0 |
| Com_show_slave_status | 0 |
| Com_show_status | 1005284 |
| Com_show_innodb_status | 0 |
| Com_show_tables | 0 |
| Com_show_variables | 8 |
| Com_slave_start | 0 |
| Com_slave_stop | 0 |
| Com_truncate | 0 |
| Com_unlock_tables | 0 |
| Com_update | 77078 |
| Connections | 52775 |
| Created_tmp_disk_tables | 25255 |
| Created_tmp_tables | 57380 |
| Created_tmp_files | 68 |
| Delayed_insert_threads | 0 |
| Delayed_writes | 0 |
| Delayed_errors | 0 |
| Flush_commands | 1 |
| Handler_delete | 7983 |
| Handler_read_first | 113690 |
| Handler_read_key | 6517731 |
| Handler_read_next | 863119866 |
| Handler_read_prev | 36193 |
| Handler_read_rnd | 2931815 |
| Handler_read_rnd_next | 1553239448 |
| Handler_update | 1554142 |
| Handler_write | 19564365 |
| Key_blocks_used | 15582 |
| Key_read_requests | 53387959 |
| Key_reads | 6152 |
| Key_write_requests | 2115445 |
| Key_writes | 71424 |
| Max_used_connections | 159 |
| Not_flushed_key_blocks | 0 |
| Not_flushed_delayed_rows | 0 |
| Open_tables | 207 |
| Open_files | 298 |
| Open_streams | 0 |
| Opened_tables | 270 |
| Questions | 3350802 |
| Select_full_join | 15936 |
| Select_full_range_join | 0 |
| Select_range | 2332 |
| Select_range_check | 0 |
| Select_scan | 1273821 |
| Slave_running | OFF |
| Slave_open_temp_tables | 0 |
| Slow_launch_threads | 0 |
| Slow_queries | 246 |
| Sort_merge_passes | 34 |
| Sort_range | 31497 |
| Sort_rows | 3149597 |
| Sort_scan | 130109 |
| Table_locks_immediate | 2287614 |
| Table_locks_waited | 1026 |
| Threads_cached | 0 |
| Threads_created | 923 |
| Threads_connected | 35 |
| Threads_running | 1 |
| Uptime | 135430 |
+--------------------------+------------+

key_buffer = 16M
table_cache = 256