Re: Shared var between processes

On 21 Oct 2017 08:53, André Warnier (tomcat) wrote:

> On 20.10.2017 17:15, Adam Prime wrote:
>> On 17-10-20 05:17 AM, André Warnier (tomcat) wrote:
>>> On 20.10.2017 10:50, Ben RUBSON wrote:
>>>> On 20 Oct 2017 10:38, André Warnier (tomcat) wrote:
>>> I believe that there is much more of a performance hit, when asking the  
>>> server to set up
>>> an environment ($ENV) for sub-processes, than via the PerlSetVar  
>>> mechanism.
>>
>> You don't need to use $ENV. If you're using handlers you could use
>> $r->server()->server_hostname.
>>
>> You could certainly create a big hash at startup and grab stuff out of  
>> it that way, where
>> the top level key is the hostname.
>
> Assuming that you wanted to do this, where would you put this big hash,  
> so that it is persistent across requests, and can be accessed by mod_perl  
> handlers ?

If it's a read-only hash, then a startup script (PerlPostConfigRequire) as  
Adam proposed before seems to be the right way.

Ben