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j.f.sorge
PostPosted: Tue Oct 20, 2009 3:52 am    Post subject: WTX in WMB - Connection Pooling? Reply with quote

Master

Joined: 27 Feb 2008
Posts: 218

Hello!

We are using WTX 8.1 with DTXPlugInNode in WMB 6.0 and have problems with maps which open connections to DB2.
The broker gets restarted every weekend for backup-reason and the wtx map (which causes the problem) runs after broker is up again. Later DB2 gets down for maintance. After DB2 is up again the wtx map does not run for two days.
The first call of wtx map fails with two errors. Oone disconnect error which has a timestamp of the first call before DB2 got down and one open connection error with a timestamp of the call I wanted to do.
Code:
<28815-035>:    Error in SQLExecDirect
Message: [IBM][CLI Driver] SQL30081N  A communication error has been detected.  Communication protocol being used: "TCP/IP".  Communication API being used: "SOCKETS".  Location where the error was detected: "127.0.0.1".  Communication function detecting the error: "send".  Protocol specific error code(s): "32","*", "0".  SQLSTATE=08001

SQL State: 40003
<28815-035>:    Error in SQLAllocStmt
Message: [IBM][CLI Driver] CLI0106E  Connection is closed. SQLSTATE=08003
SQL State: 08003


My question is: does WTX use a connection pooling and how to you configure it?

Thanks in advance!
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Gaya3
PostPosted: Tue Oct 20, 2009 5:46 am    Post subject: Re: WTX in WMB - Connection Pooling? Reply with quote

Jedi

Joined: 12 Sep 2006
Posts: 2493
Location: Boston, US

j.f.sorge wrote:
My question is: does WTX use a connection pooling and how to you configure it?


Yes, WTX Uses connection pooling

what kind adapter that you have used in Data base integrator to create the .mdq file
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Gayathri
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mvsivaiah
PostPosted: Tue Oct 20, 2009 8:15 am    Post subject: Reply with quote

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Joined: 30 May 2008
Posts: 25

usually db2 connection failure happens for the first time after the broker restart (i've experienced it in z/os). if i go for the re-run it connects to db2.

Can you expalin what do you mean by connection pooling?
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j.f.sorge
PostPosted: Tue Oct 20, 2009 10:53 pm    Post subject: Re: WTX in WMB - Connection Pooling? Reply with quote

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Joined: 27 Feb 2008
Posts: 218

Gaya3 wrote:
j.f.sorge wrote:
My question is: does WTX use a connection pooling and how to you configure it?


Yes, WTX Uses connection pooling

what kind adapter that you have used in Data base integrator to create the .mdq file

The .mdq is configured as followed
Adapter Type: ODBC
Adapter Platform: Microsoft Windows

Can you configure connection pooling in the dstx.ini?
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Gaya3
PostPosted: Wed Oct 21, 2009 12:29 am    Post subject: Reply with quote

Jedi

Joined: 12 Sep 2006
Posts: 2493
Location: Boston, US

i forgot to ask you, whats the WTX version you are using?

did you get a chance to go through this link

http://www-01.ibm.com/support/docview.wss?uid=swg21245727#config
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j.f.sorge
PostPosted: Thu Oct 22, 2009 1:31 am    Post subject: Reply with quote

Master

Joined: 27 Feb 2008
Posts: 218

Gaya3 wrote:
i forgot to ask you, whats the WTX version you are using?

did you get a chance to go through this link

http://www-01.ibm.com/support/docview.wss?uid=swg21245727#config

As I wrote in my first posting we are using WTX 8.1.0.2(38)

We found some configuration options in dstx.ini
Code:
;IdleDB=0
;SLimDB=0
;HLimDB=0
;KeepDB=0
;MinDB=0
and will try to change the value of KeepDB.

Hope that helps!
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