*I bet you are pushing the S:O Limits...
http://blogs.technet.com/b/markrussinovich/archive/2009/07/08/3261309.aspx
Also, do you really need 5510 connections and 100G max sort file size?
Those numbers alone are seems enough to consume all your memory...
*Take a look here.
http://dev.mysql.com/doc/refman/5.0/en/memory-use.html
On Thu, Oct 11, 2012 at 6:39 AM, Tal Ben-Gal <tal@stripped> wrote:
> MySql 5.5.28 On windows 2003 server 12GB memory
>
> Every time the MySql threads (in task manager) going above 1250, new users
> can't connect to the database
>
> My.ini:
> [client]
> port=3306
>
> [mysql]
> default-character-set=latin1
>
>
> [mysqld]
> port=3306
> basedir="E:/Program Files/MySQL/MySQL Server 5.5/"
> datadir="E:/Program Files/MySQL/MySQL Server 5.5/data/"
> character-set-server=latin1
> default-storage-engine=INNODB
> sql-mode="STRICT_TRANS_TABLES,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION"
> max_connections=5510
> table_cache=512
> open-files-limit=4096
> tmp_table_size=32M
> thread_cache_size=16
>
> #*** MyISAM Specific options
>
> myisam_max_sort_file_size=100G
> myisam_sort_buffer_size=12M
> key_buffer_size=8M
> read_buffer_size=64K
> read_rnd_buffer_size=256K
> sort_buffer_size=256K
>
> #*** INNODB Specific options ***
> innodb_additional_mem_pool_size=8M
> innodb_flush_log_at_trx_commit=1
> innodb_log_buffer_size=4M
>
> innodb_buffer_pool_size=512M
>
> innodb_log_file_size=71M
> innodb_thread_concurrency=26
>
>
> slow_query_log=1
> long_query_time=1000
> expire_logs_days=3
> thread_stack=192k
>
> table_definition_cache = 1048
>
> innodb_thread_sleep_delay=5000
>
> query_cache_size=45M
> query_cache_type=1
>
> back_log=50
>
>
>
> Please, Please HELP!
>
> Tal.
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