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Oracle 9iAS SSL Problems [message #77191] Wed, 03 November 2004 17:07 Go to next message
Galen Antle
Messages: 7
Registered: November 2004
Junior Member
Has anybody else had significant scalability problems with 9iAS (Apache and OC4J) running a simple J2EE application over SSL?  We're running both the App Server and Oracle RDBMS on Windows 2003 server machines.  The application crashes under 150 concurrent users after about 25 minutes of load.  CPU and DB utilization is < 5% but our packet sniffers detect lots of SSL errors.  When we run the same test with only port 80 the application can handle over 1000 concurrent users for hours.  Is this just Oracle's crazy implementation of SSL 3.0???

Thanks in advance!
Re: Oracle 9iAS SSL Problems [message #77193 is a reply to message #77191] Thu, 04 November 2004 06:17 Go to previous messageGo to next message
andrew again
Messages: 2577
Registered: March 2000
Senior Member
best to log a TAR with metalink. 9iAS is pretty complex.
Re: Oracle 9iAS SSL Problems [message #77203 is a reply to message #77193] Wed, 10 November 2004 10:38 Go to previous messageGo to next message
Galen Antle
Messages: 7
Registered: November 2004
Junior Member
We submitted a TAR and so far, no definitive reply. We are installing SSL Accelerators to offload handshaking from the 9iAS HTTP server to the SSL appliance. Hopefully this will produce immediate results.

Otherwise it's hello Linux :)
Re: Oracle 9iAS SSL Problems [message #117692 is a reply to message #77193] Thu, 28 April 2005 20:43 Go to previous messageGo to next message
mirador
Messages: 1
Registered: April 2005
Location: UNC Charlotte
Junior Member
Did you ever get a resolution or have a copy of the TAR submitted to Oracle? We are being told by a consultant we need to purchase an SSL Accelerator as well or having 2,000 + users we will see logs of packets being dropped and a large latency period.

Ralph Harrell
UNC Charlotte
Manager, Oracle DBA Administration
Re: Oracle 9iAS SSL Problems [message #125367 is a reply to message #117692] Fri, 24 June 2005 13:59 Go to previous messageGo to next message
Galen Antle
Messages: 7
Registered: November 2004
Junior Member
Sorry for the non-response...we solved the problem and I haven't checked this forum in a while.

Anyway, we upgraded to Oracle 10g much to their liking...this solved all the SSL problems that we had. So no need to buy the SSL Accelerators at this time.

How is your configuration now?
Re: Oracle 9iAS SSL Problems [message #126029 is a reply to message #125367] Thu, 30 June 2005 11:12 Go to previous messageGo to next message
cfarmer
Messages: 1
Registered: June 2005
Junior Member
You mentioned that you are running both the database and app server. Did you upgrade the database or app server to 10G. We are having the same problems and are running 9.0.4.1 of the app server and 9.2 of the database.
Re: Oracle 9iAS SSL Problems [message #150898 is a reply to message #126029] Sun, 11 December 2005 21:16 Go to previous messageGo to next message
Galen Antle
Messages: 7
Registered: November 2004
Junior Member
We upgraded both environments...right now we're running 10.1.2 AS and 10.1.0.4 RDBMS. So far, so good! Wink
Re: Oracle 9iAS SSL Problems [message #157509 is a reply to message #150898] Thu, 02 February 2006 20:29 Go to previous messageGo to next message
Galen Antle
Messages: 7
Registered: November 2004
Junior Member
FYI -- addendum to my last post on this topic...we've experienced some random Apache termination errors that even Oracle can't explain. Bottom line is that Apache is just not optimized for Windows 2003 Server. Regardless, we're still stable enough for production, with solid performance and scalability. We've mitigated the Apache problem with polling scripts that generate admin notification messages when the service is stopped. It's not the most elegant solution, but it's quick and effective since we're aware of the issue.

Anybody else out there experience this error with 10gAS???
Re: Oracle 9iAS SSL Problems [message #158348 is a reply to message #77191] Fri, 10 February 2006 02:16 Go to previous messageGo to next message
zeshanali76
Messages: 180
Registered: January 2006
Location: Pakistan
Senior Member

Dear Friends,

It is not the problem of iAS. U have to modify httpd.conf placed in middle tier there will be 150 by default supported sessions u can increase them upto ur need. take care

Thanx

Zeeshan Ali Awan
zesh76@msn.com
Re: Oracle 9iAS SSL Problems [message #159216 is a reply to message #158348] Thu, 16 February 2006 16:02 Go to previous messageGo to next message
Galen Antle
Messages: 7
Registered: November 2004
Junior Member
Nope, that's not the problem. Our httpd.conf max clients setting has been fixed at 4500 ever since the days of the 9iAS environment. It's definitely an optimality issue with OracleAS (especially 9i) running on Windows. We've even ran tests with over 6500 concurrent users. Bottom line is that 10g is stable enough to mask these issues until Oracle or somebody else can figure out a hack.

But thanks for the feedback! Wink

~Galen
Re: Oracle 9iAS SSL Problems [message #163191 is a reply to message #77191] Wed, 15 March 2006 07:14 Go to previous messageGo to next message
zeshanali76
Messages: 180
Registered: January 2006
Location: Pakistan
Senior Member

Just a suggestion my friend,

U r using Oracle Application Server and J2EE application and u know that port 80 is by default Http/Apache port but in the case of Oracle Application Server it uses the Apache/Http that is installed with Oracle Application Server. and in the httpd.conf file that is placed in Oracle_HOME/as/Apache/Apache/bin folder it has by default entry is 150 users so please changed in the above mentioned httpd.conf from 150 to 1500 concurrent users and check the configuration.

Case II

I also faced that problem before and i also installed patches to Our Oracle Application SErver so please first do the above step and then check the patches.


Zeeshan Ali AWan
zesh76@msn.com
Re: Oracle 9iAS SSL Problems [message #163680 is a reply to message #77191] Fri, 17 March 2006 19:48 Go to previous message
Galen Antle
Messages: 7
Registered: November 2004
Junior Member
behavior is the same regardless of patch level or max clients parameter, which has been tested w/ various values and is now commented out of the entire configuration...at this point it's not enough of an issue to warrant a full investigation. we're at the 99% solution regardless.
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