my.cnf errors..

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  • George Thompson
    New Member
    • Dec 2011
    • 33

    #1

    my.cnf errors..

    ok, so ill just say it, im new to mysql.. atleast when it comes to trying to modify it, i've read in places about how to make mysql run more efficiently for different servers, and so i tried to get a new file to use based on the hardware i have, but when i try to resart mysql from Putty, im getting this error..

    /etc/init.d/mysql restart
    error: Found option without preceding group in config file: /etc/my.cnf at line: 1
    Fatal error in defaults handling. Program aborted
    Restarting service MySQL
    error: Found option without preceding group in config file: /etc/my.cnf at line: 1
    Fatal error in defaults handling. Program aborted
    Shutting down service MySQL done
    error: Found option without preceding group in config file: /etc/my.cnf at line: 1
    Fatal error in defaults handling. Program aborted
    error: Found option without preceding group in config file: /etc/my.cnf at line: 1
    Fatal error in defaults handling. Program aborted
    Starting service MySQL done

    and i cant really figure out why.. here is my.cnf file

    Code:
    ################################################################################
    #DATE: 2011-02-02
    #SITE: http://datastrangler.com
    #DESCRIPTION: MySQL config 5.0.x, 5.1.x, 5.5.x 
    #RAM: 2GB RAM dedicated server
    #Connections: 500 connections
    ################################################################################
    #[mysqld_safe]
    #nice 				= -15
    #
    #[client]
    #socket 				= /var/lib/mysql/mysql.sock
    #default-character-set 		= utf8
    #
    [mysqld]
    ## Charset and Collation
    character-set-server 		= utf8
    collation-server 		= utf8_general_ci
    
    ## Files
    back_log 			= 300
    open-files-limit 		= 8192
    open-files 			= 1024	
    port 				= 3306
    socket 				= /var/lib/mysql/mysql.sock
    pid-file 			= /var/lib/mysql/mysql.pid
    skip-external-locking
    skip-name-resolve
    
    ## Logging
    datadir				= /var/lib/mysql
    relay_log			= mysql-relay-bin
    relay_log_index			= mysql-relay-index
    #log				= mysql-gen.log	
    log_error			= mysql-error.err
    log_warnings
    log_bin				= mysql-bin
    log_slow_queries		= mysql-slow.log
    #log_queries_not_using_indexes
    long_query_time 		= 10	#default: 10
    max_binlog_size 		= 256M	#max size for binlog before rolling
    expire_logs_days 		= 4	#binlog files older than this will be purged
    
    ## Per-Thread Buffers * (max_connections) = total per-thread mem usage
    thread_stack 			= 256K	  #default: 32bit: 192K, 64bit: 256K
    sort_buffer_size 		= 256K	  #default: 2M, larger may cause perf issues
    read_buffer_size 		= 256K	  #default: 128K, change in increments of 4K
    read_rnd_buffer_size 		= 256K	  #default: 256K				
    join_buffer_size 		= 256K	  #default: 128K
    binlog_cache_size 		= 64K	  #default: 32K, size of buffer to hold TX queries
    ## total per-thread buffer memory usage: 672000K = 656.25MB
    
    ## Query Cache
    query_cache_size 		= 32M	#global buffer
    query_cache_limit 		= 512K	#max query result size to put in cache
    
    ## Connections
    max_connections 		= 500	#multiplier for memory usage via per-thread buffers
    max_connect_errors 		= 100	#default: 10
    concurrent_insert		= 2	#default: 1, 2: enable insert for all instances
    connect_timeout			= 30	#default -5.1.22: 5, +5.1.22: 10
    max_allowed_packet 		= 32M	#max size of incoming data to allow
    
    ## Default Table Settings
    sql_mode 			= NO_AUTO_CREATE_USER
    
    ## Table and TMP settings
    max_heap_table_size 		= 128M	#recommend same size as tmp_table_size
    bulk_insert_buffer_size 	= 128M	#recommend same size as tmp_table_size
    tmp_table_size                  = 128M 
    #tmpdir                         = /data/mysql-tmp0:/data/mysql-tmp1 #Recommend using RAMDISK for tmpdir
    
    ## Table cache settings
    #table_cache 			= 512	#5.0.x <default: 64>
    #table_open_cache		= 512	#5.1.x, 5.5.x <default: 64>
    
    ## Thread settings
    thread_concurrency		= 4  #recommend 2x CPU cores
    thread_cache_size		= 100 #recommend 5% of max_connections
    
    ## Replication
    #read_only
    #skip-slave-start		
    #slave-skip-errors		= <default: none, recommend:1062>
    #slave-net-timeout		= <default: 3600>
    #slave-load-tmpdir		= <location of slave tmpdir>
    #slave_transaction_retries	= <default: 10>
    #server-id                      = <unique value>
    #replicate-same-server-id       = <default: 0, recommend: 0, !if log_slave_updates=1> 
    #auto-increment-increment       = <default: none>
    #auto-increment-offset          = <default: none>
    #master-connect-retry           = <default: 60>
    #log-slave-updates		= <default: 0 disable>
    #report-host			= <master_server_ip>
    #report-user			= <replication_user>
    #report-password                = <replication_user_pass>
    #report-port			= <default: 3306>
    #replicate-do-db            	=
    #replicate-ignore-db		=
    #replicate-do-table		= 
    #relicate-ignore-table		=
    #replicate-rewrite-db		=
    #replicate-wild-do-table	=
    #replicate-wild-ignore-table	=
    
    ## Replication Semi-Synchronous 5.5.x only, requires dynamic plugin loading ability 
    #rpl_semi_sync_master_enabled	= 1 #enable = 1, disable = 0
    #rpl_semi_sync_master_timeout	= 1000 #in milliseconds <default: 10000>, master only setting
    
    ## 5.1.x and 5.5.x replication related setting. 
    #binlog_format			= MIXED
    
    ## MyISAM Engine
    key_buffer			= 512K	#global buffer
    myisam_sort_buffer_size		= 128M	#index buffer size for creating/altering indexes
    myisam_max_sort_file_size	= 256M	#max file size for tmp table when creating/alering indexes
    myisam_repair_threads		= 4	#thread quantity when running repairs
    myisam_recover			= BACKUP	#repair mode, recommend BACKUP 
    
    ## InnoDB Plugin Dependent Settings
    #ignore-builtin-innodb
    #plugin-load=innodb=ha_innodb_plugin.so;innodb_trx=ha_innodb_plugin.so;innodb_locks=ha_innodb_plugin.so;innodb_cmp=ha_innodb_plugin.so;innodb_cmp_reset=ha_innodb_plugin.so;innodb_cmpmem=ha_innodb_plugin.so;innodb_cmpmem_reset=ha_innodb_plugin.so;innodb_lock_waits=ha_innodb_plugin.so
    
    ## InnoDB IO Capacity - 5.1.x plugin, 5.5.x
    #innodb_io_capacity		= 200
    
    ## InnoDB IO settings -  5.1.x only
    #innodb_file_io_threads		= 16
    
    ## InnoDB IO settings -  5.5.x and greater
    #innodb_write_io_threads 	= 16
    #innodb_read_io_threads		= 16
    
    ## InnoDB Plugin Independent Settings
    innodb_data_home_dir            = /var/lib/mysql
    innodb_data_file_path		= ibdata1:128M;ibdata2:10M:autoextend
    innodb_log_file_size		= 64M	#64G_RAM+ = 768, 24G_RAM+ = 512, 8G_RAM+ = 256, 2G_RAM+ = 128 
    innodb_log_files_in_group	= 4	#combined size of all logs <4GB. <2G_RAM = 2, >2G_RAM = 4
    innodb_buffer_pool_size		= 768M 	#global buffer
    innodb_additional_mem_pool_size	= 4M	#global buffer
    innodb_status_file		  	#extra reporting
    innodb_file_per_table			#enable always
    innodb_flush_log_at_trx_commit	= 2	#2/0 = perf, 1 = ACID
    innodb_table_locks		= 0	#preserve table locks
    innodb_log_buffer_size 		= 32M 	#global buffer
    innodb_lock_wait_timeout 	= 60	
    innodb_thread_concurrency	= 16	#recommend 2x core quantity
    innodb_commit_concurrency	= 16	#recommend 4x num disks
    #innodb_flush_method		= O_DIRECT	   #O_DIRECT = local/DAS, O_DSYNC = SAN/iSCSI
    innodb_support_xa		= 0		   #recommend 0, disable xa to negate extra disk flush
    skip-innodb-doublewrite
    
    ## Binlog sync settings
    ## XA transactions = 1, otherwise set to 0 for best performance
    sync_binlog			= 0
    
    ## TX Isolation
    transaction-isolation		= REPEATABLE-READ #REPEATABLE-READ req for ACID, SERIALIZABLE req XA
    
    ## Per-Thread Buffer memory utilization equation:
    #(read_buffer_size + read_rnd_buffer_size + sort_buffer_size + thread_stack + join_buffer_size + binlog_cache_size) * max_connections
    
    ## Global Buffer memory utilization equation:
    # innodb_buffer_pool_size + innodb_additional_mem_pool_size + innodb_log_buffer_size + key_buffer_size + query_cache_size
    
    [mysqldump]
    quick
    quote-names
    max_allowed_packet 		= 128M
    any ideas would be appreciated... thanks
    gt
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