Re: CLI or EM?

From: HansF <News.Hans_at_telus.net>
Date: Mon, 23 Jan 2006 17:21:23 GMT
Message-Id: <pan.2006.01.23.17.21.23.43207@telus.net>

On Mon, 23 Jan 2006 09:52:09 -0600, JEDIDIAH wrote:

>>
>> In general, if I know 'it', I can do something a lot faster (and possibly
>> with more finesse or accuracy) in CLI than in EM.


> 

> 	However, the EM is java and as such prone to many of the same

> problems you might have seen in other java applications and applications
> servers. In particular, I've already seen em start running amok on my
> test cluster. I have 2 nodes currently with the dbconsole running on the
> "master" node. On occassion, the 2nd node will get hammered by activity
> apparently generated by EM. This includes numerous database connections
> and excessive use of swap. This tends to lead to a load average of about
> 15 and continues until I kill the em agent on the second node.

Java have problems? Say it ain't so.

IMO, it's not Java as that generic 'opportunity for improvement' called J2EE, and the EJB 2.0 arena. I really can't wait for supported EJB 3.0 compliance.

I agree with the 'suitability' table on page 97 of "Better, Faster, Lighter Java" - Tate/Gehtland, http://www.oreilly.com/catalog/bfljava

>
> Although I think I have managed to avoid subsequent problems by
> putting the em db user in a resource group that can only get 25% of the
> box (at most).

Nice. I think this deserves an award: "Best use of Resource Manager"

-- 
Hans Forbrich                           
Canada-wide Oracle training and consulting
mailto: Fuzzy.GreyBeard_at_gmail.com   
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Received on Mon Jan 23 2006 - 11:21:23 CST