Integrated Extract Is Slow In Capturing Transactions

(Doc ID 2346730.1)

Last updated on JANUARY 09, 2018

Applies to:

Oracle GoldenGate - Version 12.2.0.1.0 and later
Information in this document applies to any platform.

Symptoms

 

Oracle GoldenGate Capture for Oracle

   Version 12.2.0.1.1 OGGCORE_12.2.0.1.0_PLATFORMS_151211.1401_FBO

    Linux, x64, 64bit (optimized), Oracle 11g on Dec 12 2015 01:10:08

  Copyright (C) 1995, 2015, Oracle and/or its affiliates. All rights reserved.

  Database Version:

 Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production

 which is slow in capturing transactions.

 It is clear from the provided information that the Wait statistics for the  Read Operations is higher and write operations is none.

Already tried using

 TRANLOGOPTIONS INTEGRATEDPARAMS(_CHECKPOINT_FREQUENCY 10000)

 TRANLOGOPTIONS CHECKPOINTRETENTIONTIME 1

 TRANLOGOPTIONS ASYNCTRANSPROCESSING 600

 TRANLOGOPTIONS _READAHEADCOUNT 64

Recommended patches has been applied.

Changes

 Upgraded to Oracle GoldenGate 12.2 but issue still persists with 12.1 version as well

Cause

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