Why, Whether, When to Migrate from VSE to z/OS—Cost/Benefit Tradeoffs

September, 2002


Many VSE sites maintain a “steady as we go” attitude, focusing on incrementally growing application requirements. Evolving application needs can often be satisfied by upgrading within VSE, partnering Linux capabilities with VSE, or installing a small VSE-connected Unix/HP/NT system. These choices can be online faster and cost much less than undertaking z/OS migration, which typically requires 15-18 months and costs a million dollars.