DevOps Automation

DevOps Automation

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  • 1.  Establishing Demand Metrics

    Posted 08/17/11 02:17 PM
    Hi All, 

    Not sure if this is the correct fourm but out of the choices listed it seemed most appropriate. 

    I working on coming up with a way of establishing WebSphere Application Server demand metrics based on industry standards (an example in it's simplest form would be: How many WAS instances or WAS app JVM's per WAS Admin).  So if my team supports approx 180 WAS applications - based on industry - how many WAS Admins should I have and at what point do I onboard additional resources?  Was wondering if anyone has done this and can share their experiences?

    Thank you,
    Greg


  • 2.  Establishing Demand Metrics

    Posted 09/06/11 06:58 PM
    There is no general recommendation, as each environment is different.  Some factors that affect # of administrators:
    - complexities of the environments:
       - some have few, while other have many stages in the life cycle of the application from development to test to production.
       - some only have web apps and JDBC, while others use all the programming models including messaging, dyna cache, Scheduler, etc.
    - how much automation is in place: obviously the more automation the fewer administrators needed.
    -self service: the more the users can self manage the environment, the fewer administrators are needed.  Some have invested in infrastructure to automatically create/destroy environments quickly to facilitate self service for test organization. Others are still building custom environments by hand.
    - monitoring: some have monitoring products used in conjuction of WebSphere to proactively identiy issues before they become problems. Others do not.
    - Qualities of the applications: some have mature applications, others have fast changing and potentially buggy apps that cause problems

    By the way, here is the thread for websphere administration:
    www.websphereusergroup.org/go/forum/view...