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IT17377: PUREAPPLICATION SYSTEM: VIRTUAL MACHINE (VM) RECOVERY MECHANISM INCLUDES AN IP ADDRESS ALREADY IN USE WHEN CLONING A FAILED VM

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APAR status

  • Closed as program error.

Error description

  • In PureApplication System patterns one of the recovery
    mechanisms when the system notices that a non-persistent virtual
    machine (VM) has switched to the failed state is to clone the
    VM and attempt to start it and recover.
    
    The clone will re-use the VM identifier, and when requesting an
    IP address the system returns the IP address that was assigned
    to the original VM identifier, causing the new VM to go
    into error state, as that IP address is already in use.
    
    The error in the instance logs is:
    "CWZIP2092E The  address [identifier] cannot be assigned because
    of its current state assigned or because it is already linked
    to another instance".
    

Local fix

Problem summary

  • Code needs to be added to get a new IP address for the cloned
    VM during a recovery scenario.
    

Problem conclusion

  • A code fix is being provided in PureApplication System and
    BlueMix Local System version 2.2.3.0.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IT17377

  • Reported component name

    PAPP SYS 8382 I

  • Reported component ID

    5725G3200

  • Reported release

    220

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2016-10-06

  • Closed date

    2017-04-20

  • Last modified date

    2017-04-20

  • APAR is sysrouted FROM one or more of the following:

  • APAR is sysrouted TO one or more of the following:

Fix information

  • Fixed component name

    PAPP SYS 8382 I

  • Fixed component ID

    5725G3200

Applicable component levels

  • R223 PSY

       UP

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Document Information

Modified date:
20 April 2017