well that's a pretty solid point. I had thought it was already "huge" but I
suppose I can exert some pressure now.
On Jul 29, 2011, at 10:54 AM, Pascal Robert wrote:
>
> Le 2011-07-29 à 10:50, Andrew Kinnie a écrit :
>
>> Is that something I would put in the Application constructor? Should that
>> be in a property somewhere?
>
> public Application() {
> ERXApplication.log.info("Welcome to " + name() + " !");
> /* ** put your initialization code in here ** */
> setAllowsConcurrentRequestHandling(true);
> }
>
>> As for the rest, it appears the issue is in the WO app instance. Requests
>> that go to the second instance seem to have normal response times. My IT
>> guy says the entire db is less than 60 MB, so MySQL seems not to be a
>> problem. Apparently we're not using Huge, but there don't seem to be any
>> indications of a memory issue with MySQL.
>
> The database might not be big, but it could be I/O performance problems. And
> your server have tons of RAM, go ahead and tune MySQL right away, why wait
> when you can do it now.
>
>> On Jul 29, 2011, at 10:40 AM, Pascal Robert wrote:
>>
>>> First question: does concurrent request handling
>>> (application.setAllowsConcurrentRequestHandling(true)) is enabled? If not,
>>> just enabled that and you will probably fix most of the performance
>>> issues...
>>>
>>> After that, you need to get metrics to find out where the bottleneck is...
>>> Bandwith? CPU? RAM? The WO app? MySQL? One thing for sure, make sure that
>>> MySQL is at least configured with the "huge" sample configuration file. If
>>> MySQL is not currently using more than 512 MB, you are not using the "huge"
>>> configuration file. Nagios plugins would be useful to gather the metrics.
>>
>
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