Re: WebObjects scalability question
Re: WebObjects scalability question
- Subject: Re: WebObjects scalability question
- From: Pascal Robert <email@hidden>
- Date: Mon, 15 Nov 2010 13:15:18 -0500
That's one of the top 5 questions people ask, but not much answers. For the EOF cache, you can use the ERJGroupsSynchronizer to synchronize EOs between instances.
> Hi everyone,
>
> Based on using WO for the last 7 years, I have observed a couple of things that seem to be a performance bottleneck in WebObjects. I know that Apple uses WebObjects on a large scale for iTunes and ecommerce, so there must be solutions to these.
>
> #1 - Only one thread can be processing at once. I seem to recall that this is a limit in EnterpriseObjects but it's been a while.
>
> #2 - EnterpriseObjects caches every object from the database.
>
> With that being said, how can you horizontally scale your application layer? If you setup more instances of your app, they each have their own caches, which will be out of sync with each other. Is there a commonly used framework for doing distributed cache management? And is it possible to make your applications multithreaded so page requests can be processed concurrently?
>
> Thanks!
>
> Greg
> _______________________________________________
> Do not post admin requests to the list. They will be ignored.
> Webobjects-dev mailing list (email@hidden)
> Help/Unsubscribe/Update your Subscription:
>
> This email sent to email@hidden
_______________________________________________
Do not post admin requests to the list. They will be ignored.
Webobjects-dev mailing list (email@hidden)
Help/Unsubscribe/Update your Subscription:
This email sent to email@hidden