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PM35806: A delay and mvfs_log errors occur when dynamic views are first registered within MVFS on execution of cleartool commands

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APAR status

  • Closed as program error.

Error description

  • A delay and mvfs_log errors occur when dynamic views are first
    registered within MVFS on execution of cleartool commands, on
    HP-UX 11.31
    
    ClearCase 7.1.1.x and 7.1.2.x
    
    To Reproduce:
    The following cleartool commands will produce a ~6 second delay
    and will generate errors within the mvfs_log when a view is
    either created, started on the host for the first time or when
    the view is set to the host for the first time.  The problem is
    only seen when the dynamic view has to initially register itself
    within the MVFS, and the issue will not cause the cleartool
    command to fail.  This will only produce a delay as experienced
    by the user from the command line and from the errors as seen
    within the mvfs_log.
    
    cleartool mkview ?args?  (Both local and NAS stored Views)
    cleartool startview ?tag?
    cleartool setview ?tag?
    
    The errors that are produced within the mvfs_log:
    
    ?time? mvfs: Error: mvfs_clntkudp_create: error 22
    ?time? mvfs: Error: mvfs_clntkudp_create: error 22
    ?time? mvfs: Error: cannot allocate RPC client handle, giving up
    (err 22)
    
    
    Tracing the subsystems of a cleartool startview, the delay is
    seen here:
    
    ??? 22:36:18.483 (cleartool): mvfs_view_root_open called
    ??? 22:36:18.485 (cleartool): mvfs_mcb_cmd called; cmd=MKVIEWTAG
    (7), pname=(null)
    ??? 22:36:23.422 (cleartool): mvfs_view_root_close called
    ??? 22:36:23.423 (cleartool): mvfs_view_root_open called
    ??? 22:36:23.424 (cleartool): mvfs_mcb_cmd called; cmd=MKVIEWTAG
    (7), pname=(null)
    ??? 22:36:23.426 (cleartool): mvfs_view_root_close called
    
    
    Workaround:  None
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    ****************************************************************
    * RECOMMENDATION:                                              *
    ****************************************************************
    On HP-UX 11.31, ClearCase dynamic view users experience a
    delay when the view is first started.  Error messages are
    logged in the mvfs_log, although the view is successfully
    started.
    

Problem conclusion

  • Fixed in ClearCase versions 7.1.1.06, 7.1.2.03
    

Temporary fix

Comments

APAR Information

  • APAR number

    PM35806

  • Reported component name

    CLRCASE MSITE U

  • Reported component ID

    5724G3201

  • Reported release

    712

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2011-03-29

  • Closed date

    2011-06-24

  • Last modified date

    2011-06-24

  • 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

    CLRCASE MSITE U

  • Fixed component ID

    5724G3201

Applicable component levels

  • R712 PSN

       UP

[{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSSH3S","label":"Rational ClearCase MultiSite"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"7.1.2","Edition":"","Line of Business":{"code":"LOB45","label":"Automation"}}]

Document Information

Modified date:
24 June 2011