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optimization
Posted by: brutus13605
Date: June 30, 2005 09:09AM

We migrated our boards to a new server setup (Apple Dual 2.3Ghz XServe, 8gb ram). Our Invision Boards are running very slowly, and putting massive load on the server. Our server load and cpu usage are huge, unless we turn the boards off. Board size is 3Gb. Usernumber is over 10000.

my.cnf:
[mysqld]
port = 3306
socket = /tmp/mysql.sock
#socket = /var/mysql/mysql.sock
skip-locking
key_buffer = 2048M
#key_buffer_size = 768M
max_allowed_packet = 45M #20M
table_cache = 96
sort_buffer_size = 32M #2M
read_buffer_size = 32M #2M
read_rnd_buffer_size = 64M #8M
myisam_sort_buffer_size = 256M #64M
join_buffer_size = 16M #no default
thread_cache = 64 #40 #8
#long_query_time = 5
#query_cache_type = 1
#query_cache_size = 256M #32M
wait_timeout = 3600 #28800
interactive_timeout = 300
tmp_table_size = 256M ##64M
# Try number of CPU's*2 for thread_concurrency
thread_concurrency = 8


variables:
+---------------------------------+-------------------------------+
| Variable_name | Value |
+---------------------------------+-------------------------------+
| back_log | 50 |
| basedir | /usr/ |
| binlog_cache_size | 32768 |
| bulk_insert_buffer_size | 8388608 |
| character_set_client | latin1 |
| character_set_connection | latin1 |
| character_set_database | latin1 |
| character_set_results | latin1 |
| character_set_server | latin1 |
| character_set_system | utf8 |
| character_sets_dir | /usr/share/mysql/charsets/ |
| collation_connection | latin1_swedish_ci |
| collation_database | latin1_swedish_ci |
| collation_server | latin1_swedish_ci |
| concurrent_insert | ON |
| connect_timeout | 5 |
| datadir | /var/mysql/ |
| date_format | %Y-%m-%d |
| datetime_format | %Y-%m-%d %H:%i:%s |
| default_week_format | 0 |
| delay_key_write | ON |
| delayed_insert_limit | 100 |
| delayed_insert_timeout | 300 |
| delayed_queue_size | 1000 |
| expire_logs_days | 0 |
| flush | OFF |
| flush_time | 0 |
| ft_boolean_syntax | + -><()~*:""&| |
| ft_max_word_len | 84 |
| ft_min_word_len | 4 |
| ft_query_expansion_limit | 20 |
| ft_stopword_file | (built-in) |
| group_concat_max_len | 1024 |
| have_archive | NO |
| have_bdb | NO |
| have_compress | YES |
| have_crypt | YES |
| have_csv | NO |
| have_example_engine | NO |
| have_geometry | YES |
| have_innodb | YES |
| have_isam | NO |
| have_ndbcluster | NO |
| have_openssl | NO |
| have_query_cache | YES |
| have_raid | NO |
| have_rtree_keys | YES |
| have_symlink | YES |
| init_connect | |
| init_file | |
| init_slave | |
| innodb_additional_mem_pool_size | 1048576 |
| innodb_autoextend_increment | 8 |
| innodb_buffer_pool_awe_mem_mb | 0 |
| innodb_buffer_pool_size | 8388608 |
| innodb_data_file_path | ibdata1:10M:autoextend |
| innodb_data_home_dir | |
| innodb_fast_shutdown | ON |
| innodb_file_io_threads | 4 |
| innodb_file_per_table | OFF |
| innodb_flush_log_at_trx_commit | 1 |
| innodb_flush_method | |
| innodb_force_recovery | 0 |
| innodb_lock_wait_timeout | 50 |
| innodb_locks_unsafe_for_binlog | OFF |
| 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_max_dirty_pages_pct | 90 |
| innodb_max_purge_lag | 0 |
| innodb_mirrored_log_groups | 1 |
| innodb_open_files | 300 |
| innodb_table_locks | ON |
| innodb_thread_concurrency | 8 |
| interactive_timeout | 300 |
| join_buffer_size | 16773120 |
| key_buffer_size | 1879048192 |
| key_cache_age_threshold | 300 |
| key_cache_block_size | 1024 |
| key_cache_division_limit | 100 |
| language | /usr/share/mysql/english/ |
| large_files_support | ON |
| license | GPL |
| local_infile | ON |
| locked_in_memory | OFF |
| log | ON |
| log_bin | ON |
| log_error | |
| log_slave_updates | OFF |
| log_slow_queries | ON |
| log_update | OFF |
| log_warnings | 1 |
| long_query_time | 10 |
| low_priority_updates | OFF |
| lower_case_file_system | ON |
| lower_case_table_names | 2 |
| max_allowed_packet | 47184896 |
| max_binlog_cache_size | 4294967295 |
| max_binlog_size | 1073741824 |
| max_connect_errors | 10 |
| max_connections | 100 |
| max_delayed_threads | 20 |
| max_error_count | 64 |
| max_heap_table_size | 16777216 |
| max_insert_delayed_threads | 20 |
| max_join_size | 4294967295 |
| max_length_for_sort_data | 1024 |
| max_relay_log_size | 0 |
| max_seeks_for_key | 4294967295 |
| max_sort_length | 1024 |
| max_tmp_tables | 32 |
| max_user_connections | 0 |
| max_write_lock_count | 4294967295 |
| myisam_data_pointer_size | 4 |
| myisam_max_extra_sort_file_size | 2147483648 |
| myisam_max_sort_file_size | 2147483647 |
| myisam_recover_options | OFF |
| myisam_repair_threads | 1 |
| myisam_sort_buffer_size | 268435456 |
| net_buffer_length | 16384 |
| net_read_timeout | 30 |
| net_retry_count | 10 |
| net_write_timeout | 60 |
| new | OFF |
| old_passwords | ON |
| open_files_limit | 510 |
| pid_file | /var/mysql/ambrosiasw.com.pid |
| port | 3306 |
| preload_buffer_size | 32768 |
| protocol_version | 10 |
| query_alloc_block_size | 8192 |
| query_cache_limit | 1048576 |
| query_cache_min_res_unit | 4096 |
| query_cache_size | 0 |
| query_cache_type | ON |
| query_cache_wlock_invalidate | OFF |
| query_prealloc_size | 8192 |
| range_alloc_block_size | 2048 |
| read_buffer_size | 33550336 |
| read_only | OFF |
| read_rnd_buffer_size | 67104768 |
| relay_log_purge | ON |
| rpl_recovery_rank | 0 |
| secure_auth | OFF |
| server_id | 1 |
| skip_external_locking | ON |
| skip_networking | OFF |
| skip_show_database | OFF |
| slave_net_timeout | 3600 |
| slow_launch_time | 2 |
| socket | /tmp/mysql.sock |
| sort_buffer_size | 33554424 |
| sql_mode | |
| storage_engine | MyISAM |
| sync_binlog | 0 |
| sync_replication | 0 |
| sync_replication_slave_id | 0 |
| sync_replication_timeout | 0 |
| sync_frm | ON |
| system_time_zone | EDT |
| table_cache | 112 |
| table_type | MyISAM |
| thread_cache_size | 64 |
| thread_stack | 196608 |
| time_format | %H:%i:%s |
| time_zone | SYSTEM |
| tmp_table_size | 268435456 |
| tmpdir | |
| transaction_alloc_block_size | 8192 |
| transaction_prealloc_size | 4096 |
| tx_isolation | REPEATABLE-READ |
| version | 4.1.10a-log |
| version_comment | Source distribution |
| version_compile_machine | powerpc |
| version_compile_os | apple-darwin8.0 |
| wait_timeout | 300 |

Threads: 7 Questions: 14983 Slow queries: 1 Opens: 58 Flush tables: 1 Open tables: 52 Queries per second avg: 6.314

Thank you very very much for any help.

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optimization
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June 30, 2005 09:09AM
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June 30, 2005 12:03PM


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