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Mysql takes long time to save data and sometimes does not save
Posted by: Danielle Ballester ()
Date: September 15, 2008 02:04PM

dear all,

When I start mysql service, it works very well, but after about 15 minutes, it takes a long time to save, and most time does not save.
Please find attached my my.ini file and the "show status" at this time.

- using innodb tables;

My.ini
------

[client]
port=3306

[mysql]
default-character-set=latin1
quick

[mysqld]
port=3306


basedir="C:/Arquivos de programas/MySQL/MySQL Server 5.0/"
datadir="C:/Arquivos de programas/MySQL/MySQL Server 5.0/Data/"
default-character-set=latin1
default-storage-engine=INNODB

sql-mode="REAL_AS_FLOAT"

max_connections=800

query_cache_size=165M
query_cache_type = 1

table_cache=2048

tmp_table_size=96M

thread_cache_size=160

#*** MyISAM Specific options
myisam_max_sort_file_size=100G
myisam_max_extra_sort_file_size=100G
myisam_sort_buffer_size=12M

key_buffer_size=3000M

read_buffer_size=1M
read_rnd_buffer_size=1M


#*** INNODB Specific options ***

innodb_table_locks=0

innodb_additional_mem_pool_size=10M

innodb_flush_log_at_trx_commit=2

innodb_log_buffer_size=1M

innodb_buffer_pool_size=1000M

innodb_log_file_size=38M

innodb_thread_concurrency=8

#Allow big result sets by saving all temporary sets on file (Solves most 'table full' errors).
big-tables

#Paths to individual datafiles and their sizes.
#innodb_data_file_path=ibdata1:807403520:autoextend
#This option makes InnoDB to store each created table into its own .ibd file.
innodb_file_per_table
#The common part of the directory path for all InnoDB datafiles. Leave this empty if you want to split the data files onto different drives.
#innodb_data_home_dir=C:/Arquivos de programas/MySQL/MySQL Server 5.0/tbs
#This option makes InnoDB to store each created table into its own .ibd file.
innodb_file_per_table

#Default transaction isolation level
transaction-isolation=REPEATABLE-READ

#Max packetlength to send/receive from to server.
max_allowed_packet=10M

log-bin=C:\Arquivos de programas\MySQL\MySQL Server 5.0\Data\erdadosone-bin

#server-id=1
#Tells the slave to log the updates from the slave thread to the binary log. You will need to turn it on if you plan to daisy-chain the slaves.
#log-slave-updates

#The number of seconds the server waits for activity on a connection before closing it
wait_timeout=28800


#Don't cache results that are bigger than this.
query_cache_limit=30M

#Using this option will cause most temporary files created to use a small set of names, rather than a unique name for each new file.
temp-pool


#Each thread that needs to do a sort allocates a buffer of this size.
sort_buffer_size=8M


#Don't cache host names.
skip-host-cache
#Don't resolve hostnames. All hostnames are IP's or 'localhost'.
skip-name-resolve

#The number of seconds the mysqld server is waiting for a connect packet before responding with 'Bad handshake'
connect_timeout=320
#Enter a name for the query log file. Otherwise a default name will be used.
#log=general
#Enter a name for the error log file. Otherwise a default name will be used.
log-error=error
#Enter a name for the slow query log. Otherwise a default name will be used.
#log-slow-queries=slow
#Log some not critical warnings to the log file.
log-warnings
#Logs will be rotated after expire-log-days days
expire_logs_days=3
#The size of the cache to hold the SQL statements for the binary log during a transaction. If you often use big, multi-statement transactions you can increase this to get more performance.
binlog_cache_size=256k
#Don't allow creation of heap tables bigger than this.
max_heap_table_size=32M

--------



Show Status at the moment mysql takes long time and does not save
-----------------------------------------------------------------

Variable_name Value
Aborted_clients 96
Aborted_connects 0
Binlog_cache_disk_use 1
Binlog_cache_use 86
Bytes_received 161
Bytes_sent 336
Com_admin_commands 0
Com_alter_db 0
Com_alter_table 0
Com_analyze 0
Com_backup_table 0
Com_begin 0
Com_call_procedure 0
Com_change_db 0
Com_change_master 0
Com_check 0
Com_checksum 0
Com_commit 0
Com_create_db 0
Com_create_function 0
Com_create_index 0
Com_create_table 0
Com_create_user 0
Com_dealloc_sql 0
Com_delete 0
Com_delete_multi 0
Com_do 0
Com_drop_db 0
Com_drop_function 0
Com_drop_index 0
Com_drop_table 0
Com_drop_user 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 0
Com_insert_select 0
Com_kill 0
Com_load 0
Com_load_master_data 0
Com_load_master_table 0
Com_lock_tables 0
Com_optimize 0
Com_preload_keys 0
Com_prepare_sql 0
Com_purge 0
Com_purge_before_date 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_revoke_all 0
Com_rollback 0
Com_savepoint 0
Com_select 1
Com_set_option 1
Com_show_binlog_events 0
Com_show_binlogs 0
Com_show_charsets 0
Com_show_collations 0
Com_show_column_types 0
Com_show_create_db 0
Com_show_create_table 0
Com_show_databases 0
Com_show_errors 0
Com_show_fields 0
Com_show_grants 0
Com_show_innodb_status 0
Com_show_keys 0
Com_show_logs 0
Com_show_master_status 0
Com_show_ndb_status 0
Com_show_new_master 0
Com_show_open_tables 0
Com_show_privileges 0
Com_show_processlist 0
Com_show_slave_hosts 0
Com_show_slave_status 0
Com_show_status 1
Com_show_storage_engines 0
Com_show_tables 0
Com_show_triggers 0
Com_show_variables 1
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_reset 0
Com_stmt_send_long_data 0
Com_truncate 0
Com_unlock_tables 0
Com_update 0
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 612
Created_tmp_disk_tables 2
Created_tmp_files 6
Created_tmp_tables 2
Delayed_errors 0
Delayed_insert_threads 0
Delayed_writes 0
Flush_commands 1
Handler_commit 0
Handler_delete 0
Handler_discover 0
Handler_prepare 0
Handler_read_first 0
Handler_read_key 0
Handler_read_next 0
Handler_read_prev 0
Handler_read_rnd 0
Handler_read_rnd_next 2
Handler_rollback 0
Handler_savepoint 0
Handler_savepoint_rollback 0
Handler_update 0
Handler_write 133
Innodb_buffer_pool_pages_data 22855
Innodb_buffer_pool_pages_dirty 5
Innodb_buffer_pool_pages_flushed 1759
Innodb_buffer_pool_pages_free 39764
Innodb_buffer_pool_pages_latched 0
Innodb_buffer_pool_pages_misc 1381
Innodb_buffer_pool_pages_total 64000
Innodb_buffer_pool_read_ahead_rnd 5
Innodb_buffer_pool_read_ahead_seq 354
Innodb_buffer_pool_read_requests 103212389
Innodb_buffer_pool_reads 15001
Innodb_buffer_pool_wait_free 0
Innodb_buffer_pool_write_requests 12523
Innodb_data_fsyncs 1500
Innodb_data_pending_fsyncs 0
Innodb_data_pending_reads 0
Innodb_data_pending_writes 0
Innodb_data_read 376033280
Innodb_data_reads 22837
Innodb_data_writes 3042
Innodb_data_written 58981376
Innodb_dblwr_pages_written 1759
Innodb_dblwr_writes 172
Innodb_log_waits 0
Innodb_log_write_requests 1546
Innodb_log_writes 978
Innodb_os_log_fsyncs 942
Innodb_os_log_pending_fsyncs 0
Innodb_os_log_pending_writes 0
Innodb_os_log_written 1274368
Innodb_page_size 16384
Innodb_pages_created 37
Innodb_pages_read 22818
Innodb_pages_written 1759
Innodb_row_lock_current_waits 3
Innodb_row_lock_time 604812
Innodb_row_lock_time_avg 31832
Innodb_row_lock_time_max 51375
Innodb_row_lock_waits 19
Innodb_rows_deleted 0
Innodb_rows_inserted 2125
Innodb_rows_read 120773508
Innodb_rows_updated 117
Key_blocks_not_flushed 0
Key_blocks_unused 113910
Key_blocks_used 91
Key_read_requests 2952073
Key_reads 2576
Key_write_requests 29767
Key_writes 0
Last_query_cost 2.399000
Max_used_connections 95
Not_flushed_delayed_rows 0
Open_files 23
Open_streams 0
Open_tables 37
Opened_tables 0
Prepared_stmt_count 0
Qcache_free_blocks 10
Qcache_free_memory 536821040
Qcache_hits 190
Qcache_inserts 232
Qcache_lowmem_prunes 0
Qcache_not_cached 4078
Qcache_queries_in_cache 29
Qcache_total_blocks 72
Questions 26843
Rpl_status NULL
Select_full_join 0
Select_full_range_join 0
Select_range 0
Select_range_check 0
Select_scan 2
Slave_open_temp_tables 0
Slave_retried_transactions 0
Slave_running OFF
Slow_launch_threads 0
Slow_queries 0
Sort_merge_passes 0
Sort_range 0
Sort_rows 0
Sort_scan 0
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 11238
Table_locks_waited 0
Tc_log_max_pages_used 0
Tc_log_page_size 0
Tc_log_page_waits 0
Threads_cached 21
Threads_connected 74
Threads_created 95
Threads_running 4
Uptime 2622
Uptime_since_flush_status 2622

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



Thanks for any information about.

Danielle

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Mysql takes long time to save data and sometimes does not save Danielle Ballester 09/15/2008 02:04PM


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