You're better off finding an Apache mailing list to ask these kind of  
questions.

Or even a specific SysAdmin / LAMP one.

Most people here are developers, not SysAdmins ;)

On 20 Mar 2009, at 04:30, Sumedh wrote:

>
> No one... :(
>
> sob sob... :)
>
> Sumedh wrote:
>> Hi All,
>>
>> We are upgrading our server and feeding him with more memory...(4GB)
>>
>> What config changes should typically be done to accommodate extra
>> memory?
>>
>> What are recommended values for these?
>>
>> What values do you use for these settings?
>>
>> Here are some of the items I found -
>>
>> 1. Apache maximum processes count (prefork mpm) - How about 80?
>>
>> 2. PHP memory limit. 32M? 64M?
>>
>> 3. Mysql buffers. Do you use separate key caches for different  
>> tables?
>> Here is what I came up with -
>>
>> key_buffer_size = 256M
>> sort_buffer = 2M
>> read_rnd_buffer_size = 2M
>> read_buffer_size = 2M
>> tmp_table_size = 64M
>> max_heap_table_size = 64M
>> thread_cache_size = 16
>> query_cache_size = 200M
>>
>> Anything to add/modify?
>>
>> A big problem I think here is MySQL 5.0 requires restart for any
>> change in the config. This has been improved in 5.1, right?
>>
>> Anything else pertaining to RAM usage that I can improve?
> >


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