lsconf | grep Processor Processor Type: PowerPC_POWER7 Processor Implementation Mode: POWER 7 Processor Version: PV_7_Compat Number Of Processors: 5 Processor Clock Speed: 3000 MHz Model Implementation: Multiple Processor, PCI bus + proc0 Processor + proc4 Processor + proc8 Processor + proc12 Processor + proc16 Processor
pmcycles -m CPU 0 runs at 3000 MHz CPU 1 runs at 3000 MHz CPU 2 runs at 3000 MHz CPU 3 runs at 3000 MHz CPU 4 runs at 3000 MHz CPU 5 runs at 3000 MHz CPU 6 runs at 3000 MHz CPU 7 runs at 3000 MHz CPU 8 runs at 3000 MHz CPU 9 runs at 3000 MHz CPU 10 runs at 3000 MHz CPU 11 runs at 3000 MHz CPU 12 runs at 3000 MHz CPU 13 runs at 3000 MHz CPU 14 runs at 3000 MHz CPU 15 runs at 3000 MHz CPU 16 runs at 3000 MHz CPU 17 runs at 3000 MHz CPU 18 runs at 3000 MHz CPU 19 runs at 3000 MHz
lparstat -i Node Name : myhost Partition Name : myhost Partition Number : 25 Type : Shared-SMT-4 Mode : Uncapped Entitled Capacity : 0.50 Partition Group-ID : 32793 Shared Pool ID : 0 Online Virtual CPUs : 5 Maximum Virtual CPUs : 16 Minimum Virtual CPUs : 1 Online Memory : 8192 MB Maximum Memory : 12288 MB Minimum Memory : 1024 MB Variable Capacity Weight : 128 Minimum Capacity : 0.10 Maximum Capacity : 16.00 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 : 16 Maximum Capacity of Pool : 1600 Entitled Capacity of Pool : 1300 Unallocated Capacity : 0.00 Physical CPU Percentage : 10.00% Unallocated Weight : 0 Memory Mode : Shared Total I/O Memory Entitlement : 411.000 MB Variable Memory Capacity Weight : 128 Memory Pool ID : 0 Physical Memory in the Pool : 224.000 GB Hypervisor Page Size : 4K Unallocated Variable Memory Capacity Weight: 0 Unallocated I/O Memory entitlement : 0.000 MB Memory Group ID of LPAR : 32793 Desired Virtual CPUs : 5 Desired Memory : 8192 MB Desired Variable Capacity Weight : 128 Desired Capacity : 0.50 Target Memory Expansion Factor : - Target Memory Expansion Size : - Power Saving Mode : Disabled Sub Processor Mode : -
Find number of cores per processors (Oracle consider threads to be cores, when estimating for example cpu_count)
smtctl This system is SMT capable. This system supports up to 4 SMT threads per processor. SMT is currently enabled. SMT boot mode is not set. SMT threads are bound to the same virtual processor. proc0 has 4 SMT threads. Bind processor 0 is bound with proc0 Bind processor 1 is bound with proc0 Bind processor 2 is bound with proc0 Bind processor 3 is bound with proc0 proc4 has 4 SMT threads. Bind processor 4 is bound with proc4 Bind processor 5 is bound with proc4 Bind processor 6 is bound with proc4 Bind processor 7 is bound with proc4 proc8 has 4 SMT threads. Bind processor 8 is bound with proc8 Bind processor 9 is bound with proc8 Bind processor 10 is bound with proc8 Bind processor 11 is bound with proc8 proc12 has 4 SMT threads. Bind processor 12 is bound with proc12 Bind processor 13 is bound with proc12 Bind processor 14 is bound with proc12 Bind processor 15 is bound with proc12 proc16 has 4 SMT threads. Bind processor 16 is bound with proc16 Bind processor 17 is bound with proc16 Bind processor 18 is bound with proc16 Bind processor 19 is bound with proc16
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