unixODBC 2.3.1 causes high memory usage

Solution Unverified - Updated -

Issue

  • unixODBC 2.3.1 causes high database application memory usage
  • Memory issue with application using ODBC driver unixODBC 2.3.1. Application vendor states that need to upgrade to at least 2.3.4 to avoid a known memory leak.
  • Oracle recommend ODBC 2.3.4 or later when using the Oracle Instant Client 18 and 19 driver: https://www.oracle.com/database/technologies/releasenote-odbc-ic.html

Environment

  • Red Hat Enterprise Linux 7
  • Database application (eg: Oracle)
  • unixODBC-2.3.1-14.el7 package

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