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AIX LPAR Process CPU Usage

  • 1.  AIX LPAR Process CPU Usage

    Posted Wed August 28, 2013 02:52 AM

    Originally posted by: PatMis


    On an AIX LPAR: If a proces uses 0.3% CPU (ps aux), how much physical CPU does it use?

    
    userx  9240576  0.3  2.0 32260 34604      - A      Aug 13 114:19 ProcessX
    
    

    The LPAR has the following configuration (lparstat -i):

    
    Node Name                                  : hostA
    Partition Name                             : 12_hostA_NIM
    Partition Number                           : 12
    Type                                       : Shared-SMT
    Mode                                       : Uncapped
    Entitled Capacity                          : 0.10
    Partition Group-ID                         : 32780
    Shared Pool ID                             : 0
    Online Virtual CPUs                        : 1
    Maximum Virtual CPUs                       : 2
    Minimum Virtual CPUs                       : 1
    Online Memory                              : 1536 MB
    Maximum Memory                             : 4096 MB
    Minimum Memory                             : 256 MB
    Variable Capacity Weight                   : 128
    Minimum Capacity                           : 0.10
    Maximum Capacity                           : 2.00
    Capacity Increment                         : 0.01
    Maximum Physical CPUs in system            : 16
    Active Physical CPUs in system             : 16
    Active CPUs in Pool                        : 16
    Shared Physical CPUs in system             : -
    Maximum Capacity of Pool                   : -
    Entitled Capacity of Pool                  : -
    Unallocated Capacity                       : 0.00
    Physical CPU Percentage                    : 10.00%
    Unallocated Weight                         : 0
    Memory Mode                                : Dedicated
    Total I/O Memory Entitlement               : -
    Variable Memory Capacity Weight            : -
    Memory Pool ID                             : -
    Physical Memory in the Pool                : -
    Hypervisor Page Size                       : -
    Unallocated Variable Memory Capacity Weight: -
    Unallocated I/O Memory entitlement         : -
    Memory Group ID of LPAR                    : -
    Desired Virtual CPUs                       : 1
    Desired Memory                             : 1536 MB
    Desired Variable Capacity Weight           : 128
    Desired Capacity                           : 0.10
    Target Memory Expansion Factor             : -
    Target Memory Exp28.08.2013 08:06:04> ansion Size               : -
    28.08.2013 08:06:04> Power Saving Mode                          : -
    
    

    Thanks,

    Pad


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