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Conference eps::oracle

Title:Oracle
Notice:For product status see topics: UNIX 1008, OpenVMS 1009, NT 1010
Moderator:EPS::VANDENHEUVEL
Created:Fri Aug 10 1990
Last Modified:Fri Jun 06 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:1574
Total number of notes:4428

1527.0. "Three Oracle Questions ???" by BROUGH::DAVIES (Hype is a 4 letter word !) Wed Mar 12 1997 03:02

Three questions regarding ORACLE on Digital UNIX

1) the ulimit problem.

	Is the issue of shell limits documented anywhere ? I was at a site 
	recently where we had to change the oracle user shell to get round
	a problem with process limits. This was on an OPS/TruCluster system
	with several tablespaces > 2Gb.  If it is documented can someone
	please let me know as it took oracle support about 4 hours to find
	the problem.

2) Oracle Shutdown & TNS Listener
	
	Does anyone know of a way to stop the problems with shutting down
	Oracle when there are still listeners running ? It seems that if you
	shutdown svrmgr manually and there are still listeners running oracle
	does not go down gracefully.

	Also does anyone have a shell script that will check for the existance
	of listeners and stop them before shutting down oracle ?

3) Oracle RDBMS & Developer 2000 Version problems.

	At the TruCluster Site we were running 7.3.2.1+ Patches. Also we 
	we using Developer2000. This was an older version. We were told by
	Oracle to install Developer 2000 into a separate directory tree so that
	we could continue to relink the Server as there were problems with
	D2000 libraries overwriting the RDBMS ones and making the re-link of
	the server impossible.

	Has any reader come upon this before and do they know when/if Oracle
	will resolve it ? I suspect not until Oracle8. What is the latest
	version of D2000 for DUNIX ?

Regards,
	Stephen Davies
 
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1527.1answers to 1) and 2)ALFAM7::GOSEJACOBWed Mar 12 1997 03:4632
    re .0
    > 1) the ulimit problem.
    
    Operating System Specific documentation; "Oracle7 Installation Guide
    for Digital UNIX Release 7.3"; appendix C; page C-5 spells it out in
    detail for you.
    
    I can't think of any shell limit that would cause trouble with
    data files larger than 2GB. Check the SGA and related buffer (sort area
    and stuff) sizes against the shell limits.
    
    
    >2) Oracle Shutdown & TNS Listener
    
    Hmmm, could you explain in more detail what you mean by: "oracle does
    not go down gracefully". How do you shut Oracle down:
    
    	shutdown?
    	shutdown immediate?
    	shutdown abort?
    
    But even if you just use a plain 'shutdown' running listeners should
    not cause any trouble. Different story if you still have users
    connected to the database: 'shutdown' will wait 'til they all
    disconnect; 'shutdown immediate' will let then finish their current
    transaction and than kick them out; use 'shutdown abort' only in case
    of emergency.
    
    Hope this helps
    
    	Martin
    
1527.2more infoBROUGH::DAVIESHype is a 4 letter word !Fri Mar 14 1997 06:4821
Martin,
 Thanks for the reply.

 The SGA was always set to about 100Mb. The docs were at the time of 
 doing the work stuck in customs. I will get a copy of the info for my
 records.

     >2) Oracle Shutdown & TNS Listener
    
 Situation is that with NO users connected, the DBA goes into svrmgrl
 and issues a shutdown (normal).  The site has TWO Listeners (2 Ethernets, 1 per 
 Interface) and 90% of the time not all the ORACLE Server processes shutdown.

 We were finding it difficult to get to a situation whereby we could issue
a unix "shutdown now" and get the system to shutdown properly every time.

 If any noter has got this sorted out I am sure that there will be other readers
 besides myself that are interested in the methods used.

 Stephen Davies