Re: Mysql 5.5 High I/O Wait

[Tim Nelson]

SHOW GLOBAL STATUS -------

+------------------------------------------+----------------------+
| Variable_name | Value |
+------------------------------------------+----------------------+
| Aborted_clients | 856 |
| Aborted_connects | 1 |
| Binlog_cache_disk_use | 0 |
| Binlog_cache_use | 0 |
| Binlog_stmt_cache_disk_use | 0 |
| Binlog_stmt_cache_use | 0 |
| Bytes_received | 7288233822 |
| Bytes_sent | 11709940867 |
| Com_admin_commands | 4 |
| Com_assign_to_keycache | 0 |
| Com_alter_db | 0 |
| Com_alter_db_upgrade | 0 |
| Com_alter_event | 0 |
| Com_alter_function | 0 |
| Com_alter_procedure | 0 |
| Com_alter_server | 0 |
| Com_alter_table | 0 |
| Com_alter_tablespace | 0 |
| Com_analyze | 0 |
| Com_begin | 0 |
| Com_binlog | 0 |
| Com_call_procedure | 0 |
| Com_change_db | 3 |
| Com_change_master | 0 |
| Com_check | 0 |
| Com_checksum | 0 |
| Com_commit | 0 |
| Com_create_db | 0 |
| Com_create_event | 0 |
| Com_create_function | 0 |
| Com_create_index | 0 |
| Com_create_procedure | 0 |
| Com_create_server | 0 |
| Com_create_table | 0 |
| Com_create_trigger | 0 |
| Com_create_udf | 0 |
| Com_create_user | 0 |
| Com_create_view | 0 |
| Com_dealloc_sql | 0 |
| Com_delete | 3369 |
| Com_delete_multi | 0 |
| Com_do | 0 |
| Com_drop_db | 0 |
| Com_drop_event | 0 |
| Com_drop_function | 0 |
| Com_drop_index | 0 |
| Com_drop_procedure | 0 |
| Com_drop_server | 0 |
| Com_drop_table | 0 |
| Com_drop_trigger | 0 |
| Com_drop_user | 0 |
| Com_drop_view | 0 |
| Com_empty_query | 0 |
| Com_execute_sql | 0 |
| Com_flush | 0 |
| Com_grant | 0 |
| Com_ha_close | 0 |
| Com_ha_open | 0 |
| Com_ha_read | 0 |
| Com_help | 0 |
| Com_insert | 1581847 |
| Com_insert_select | 1 |
| Com_install_plugin | 0 |
| Com_kill | 2 |
| Com_load | 0 |
| Com_lock_tables | 3 |
| Com_optimize | 0 |
| Com_preload_keys | 0 |
| Com_prepare_sql | 0 |
| Com_purge | 0 |
| Com_purge_before_date | 0 |
| Com_release_savepoint | 0 |
| Com_rename_table | 0 |
| Com_rename_user | 0 |
| Com_repair | 1 |
| Com_replace | 0 |
| Com_replace_select | 0 |
| Com_reset | 0 |
| Com_resignal | 0 |
| Com_revoke | 0 |
| Com_revoke_all | 0 |
| Com_rollback | 0 |
| Com_rollback_to_savepoint | 0 |
| Com_savepoint | 0 |
| Com_select | 245184 |
| Com_set_option | 759722 |
| Com_signal | 0 |
| Com_show_authors | 0 |
| Com_show_binlog_events | 0 |
| Com_show_binlogs | 0 |
| Com_show_charsets | 0 |
| Com_show_collations | 0 |
| Com_show_contributors | 0 |
| Com_show_create_db | 0 |
| Com_show_create_event | 0 |
| Com_show_create_func | 0 |
| Com_show_create_proc | 0 |
| Com_show_create_table | 19 |
| Com_show_create_trigger | 0 |
| Com_show_databases | 0 |
| Com_show_engine_logs | 0 |
| Com_show_engine_mutex | 0 |
| Com_show_engine_status | 0 |
| Com_show_events | 0 |
| Com_show_errors | 0 |
| Com_show_fields | 20 |
| Com_show_function_status | 0 |
| Com_show_grants | 0 |
| Com_show_keys | 0 |
| Com_show_master_status | 0 |
| Com_show_open_tables | 0 |
| Com_show_plugins | 0 |
| Com_show_privileges | 0 |
| Com_show_procedure_status | 0 |
| Com_show_processlist | 162 |
| Com_show_profile | 0 |
| Com_show_profiles | 0 |
| Com_show_relaylog_events | 0 |
| Com_show_slave_hosts | 0 |
| Com_show_slave_status | 0 |
| Com_show_status | 98 |
| Com_show_storage_engines | 1 |
| Com_show_table_status | 18 |
| Com_show_tables | 3 |
| Com_show_triggers | 18 |
| Com_show_variables | 116 |
| Com_show_warnings | 0 |
| Com_slave_start | 0 |
| Com_slave_stop | 0 |
| Com_stmt_close | 0 |
| Com_stmt_execute | 0 |
| Com_stmt_fetch | 0 |
| Com_stmt_prepare | 0 |
| Com_stmt_reprepare | 0 |
| Com_stmt_reset | 0 |
| Com_stmt_send_long_data | 0 |
| Com_truncate | 0 |
| Com_uninstall_plugin | 0 |
| Com_unlock_tables | 3 |
| Com_update | 2653055 |
| Com_update_multi | 0 |
| Com_xa_commit | 0 |
| Com_xa_end | 0 |
| Com_xa_prepare | 0 |
| Com_xa_recover | 0 |
| Com_xa_rollback | 0 |
| Com_xa_start | 0 |
| Compression | OFF |
| Connections | 760208 |
| Created_tmp_disk_tables | 110 |
| Created_tmp_files | 6 |
| Created_tmp_tables | 710 |
| Delayed_errors | 0 |
| Delayed_insert_threads | 0 |
| Delayed_writes | 0 |
| Flush_commands | 1 |
| Handler_commit | 4427560 |
| Handler_delete | 1367933 |
| Handler_discover | 0 |
| Handler_prepare | 0 |
| Handler_read_first | 115 |
| Handler_read_key | 48684345 |
| Handler_read_last | 0 |
| Handler_read_next | 734710881 |
| Handler_read_prev | 0 |
| Handler_read_rnd | 8009250 |
| Handler_read_rnd_next | 3557046 |
| Handler_rollback | 199 |
| Handler_savepoint | 0 |
| Handler_savepoint_rollback | 0 |
| Handler_update | 45597919 |
| Handler_write | 2482560 |
| Innodb_buffer_pool_pages_data | 120609 |
| Innodb_buffer_pool_bytes_data | 1061863424 |
| Innodb_buffer_pool_pages_dirty | 527 |
| Innodb_buffer_pool_bytes_dirty | 6488064 |
| Innodb_buffer_pool_pages_flushed | 1984549 |
| Innodb_buffer_pool_pages_free | 0 |
| Innodb_buffer_pool_pages_misc | 18446744073709496543 |
| Innodb_buffer_pool_pages_total | 65536 |
| Innodb_buffer_pool_read_ahead_rnd | 0 |
| Innodb_buffer_pool_read_ahead | 779 |
| Innodb_buffer_pool_read_ahead_evicted | 0 |
| Innodb_buffer_pool_read_requests | 2645596624 |
| Innodb_buffer_pool_reads | 110051219 |
| Innodb_buffer_pool_wait_free | 0 |
| Innodb_buffer_pool_write_requests | 74080857 |
| Innodb_data_fsyncs | 1727936 |
| Innodb_data_pending_fsyncs | 0 |
| Innodb_data_pending_reads | 1 |
| Innodb_data_pending_writes | 0 |
| Innodb_data_read | 902385782784 |
| Innodb_data_reads | 110078066 |
| Innodb_data_writes | 3679920 |
| Innodb_data_written | 68303189504 |
| Innodb_dblwr_pages_written | 1984549 |
| Innodb_dblwr_writes | 36310 |
| Innodb_have_atomic_builtins | ON |
| Innodb_log_waits | 0 |
| Innodb_log_write_requests | 30223149 |
| Innodb_log_writes | 1626306 |
| Innodb_os_log_fsyncs | 1639036 |
| Innodb_os_log_pending_fsyncs | 0 |
| Innodb_os_log_pending_writes | 0 |
| Innodb_os_log_written | 15114178560 |
| Innodb_page_size | 16384 |
| Innodb_pages_created | 393875 |
| Innodb_pages_read | 110078055 |
| Innodb_pages_written | 1984549 |
| Innodb_row_lock_current_waits | 0 |
| Innodb_row_lock_time | 6709844 |
| Innodb_row_lock_time_avg | 250 |
| Innodb_row_lock_time_max | 32687 |
| Innodb_row_lock_waits | 26822 |
| Innodb_rows_deleted | 1357623 |
| Innodb_rows_inserted | 1571234 |
| Innodb_rows_read | 747045114 |
| Innodb_rows_updated | 8717800 |
| Innodb_truncated_status_writes | 0 |
| Key_blocks_not_flushed | 0 |
| Key_blocks_unused | 26553 |
| Key_blocks_used | 239 |
| Key_read_requests | 502661 |
| Key_reads | 195 |
| Key_write_requests | 43081 |
| Key_writes | 28747 |
| Last_query_cost | 0.000000 |
| Max_used_connections | 199 |
| Not_flushed_delayed_rows | 0 |
| Open_files | 64 |
| Open_streams | 0 |
| Open_table_definitions | 47 |
| Open_tables | 249 |
| Opened_files | 579 |
| Opened_table_definitions | 48 |
| Opened_tables | 479 |
| Performance_schema_cond_classes_lost | 0 |
| Performance_schema_cond_instances_lost | 0 |
| Performance_schema_file_classes_lost | 0 |
| Performance_schema_file_handles_lost | 0 |
| Performance_schema_file_instances_lost | 0 |
| Performance_schema_locker_lost | 0 |
| Performance_schema_mutex_classes_lost | 0 |
| Performance_schema_mutex_instances_lost | 0 |
| Performance_schema_rwlock_classes_lost | 0 |
| Performance_schema_rwlock_instances_lost | 0 |
| Performance_schema_table_handles_lost | 0 |
| Performance_schema_table_instances_lost | 0 |
| Performance_schema_thread_classes_lost | 0 |
| Performance_schema_thread_instances_lost | 0 |
| Prepared_stmt_count | 0 |
| Qcache_free_blocks | 0 |
| Qcache_free_memory | 0 |
| Qcache_hits | 0 |
| Qcache_inserts | 0 |
| Qcache_lowmem_prunes | 0 |
| Qcache_not_cached | 0 |
| Qcache_queries_in_cache | 0 |
| Qcache_total_blocks | 0 |
| Queries | 6002994 |
| Questions | 6002994 |
| Rpl_status | AUTH_MASTER |
| Select_full_join | 0 |
| Select_full_range_join | 0 |
| Select_range | 27412 |
| Select_range_check | 0 |
| Select_scan | 390 |
| Slave_heartbeat_period | 0.000 |
| Slave_open_temp_tables | 0 |
| Slave_received_heartbeats | 0 |
| Slave_retried_transactions | 0 |
| Slave_running | OFF |
| Slow_launch_threads | 0 |
| Slow_queries | 8276 |
| Sort_merge_passes | 0 |
| Sort_range | 72679 |
| Sort_rows | 2089893 |
| Sort_scan | 102 |
| Ssl_accept_renegotiates | 0 |
| Ssl_accepts | 0 |
| Ssl_callback_cache_hits | 0 |
| Ssl_cipher | |
| Ssl_cipher_list | |
| Ssl_client_connects | 0 |
| Ssl_connect_renegotiates | 0 |
| Ssl_ctx_verify_depth | 0 |
| Ssl_ctx_verify_mode | 0 |
| Ssl_default_timeout | 0 |
| Ssl_finished_accepts | 0 |
| Ssl_finished_connects | 0 |
| Ssl_session_cache_hits | 0 |
| Ssl_session_cache_misses | 0 |
| Ssl_session_cache_mode | NONE |
| Ssl_session_cache_overflows | 0 |
| Ssl_session_cache_size | 0 |
| Ssl_session_cache_timeouts | 0 |
| Ssl_sessions_reused | 0 |
| Ssl_used_session_cache_entries | 0 |
| Ssl_verify_depth | 0 |
| Ssl_verify_mode | 0 |
| Ssl_version | |
| Table_locks_immediate | 4482938 |
| Table_locks_waited | 7 |
| Tc_log_max_pages_used | 0 |
| Tc_log_page_size | 0 |
| Tc_log_page_waits | 0 |
| Threads_cached | 46 |
| Threads_connected | 4 |
| Threads_created | 1236 |
| Threads_running | 4 |
| Uptime | 121716 |
| Uptime_since_flush_status | 121716 |
+------------------------------------------+----------------------+


CREATE TABLE ----------

CREATE TABLE `track` (
`customer` varchar(10) DEFAULT NULL,
`truck` varchar(20) DEFAULT NULL,
`latitude` varchar(20) DEFAULT NULL,
`longitude` varchar(20) DEFAULT NULL,
`beenread` char(1) DEFAULT NULL,
`pdate` date DEFAULT NULL,
`ptime` time DEFAULT NULL,
`speed` varchar(20) DEFAULT NULL,
`heading` varchar(20) DEFAULT NULL,
`signature` longtext,
`ordernum` varchar(40) DEFAULT NULL,
`invoice` varchar(40) DEFAULT '',
`status` varchar(40) DEFAULT '',
`pict1` longblob,
`pict2` longblob,
`pict3` longblob,
`ddsbeenread` char(1) DEFAULT NULL,
`split` varchar(64) DEFAULT NULL,
`transid` varchar(64) DEFAULT NULL,
`runid` varchar(64) DEFAULT NULL,
`scheduleid` varchar(64) DEFAULT NULL,
`assetid` varchar(64) DEFAULT NULL,
`pict4` longblob,
`pict5` longblob,
`pict6` longblob,
`pict7` longblob,
`pict8` longblob,
`pict9` longblob,
`pict10` longblob,
`pict11` longblob,
`pict12` longblob,
KEY `track_1` (`customer`,`truck`,`pdate`,`ptime`),
KEY `track_2` (`customer`,`pdate`,`ptime`),
KEY `track_3` (`customer`,`truck`,`ddsbeenread`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1 ROW_FORMAT=COMPRESSED |