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2160847 - SYSAM core licensing when hyper-threading is enabled - SAP IQ

Symptom

  • Which value(4 or 8) is referenced by IQ when check-out the license in case that hyper-threading is enabled?
  • Multiple possible values are displayed in various output from the server:

[cpuinfo -v]

/work/gjang_home/SYSAM-2_0/bin>./cpuinfo -v
2015/04/27 16:07:13  Sybase Licensing API/2.2.0.8fc/2208fc/64bit/2/P/RS6000/AIX 5.3/OPT/Fri Aug 12 04:19:51 2011
...
2015/04/27 16:07:13  get_cpu_defaults: SMT supported on AIX v6.1 since POWER5 and is enabled. 2 threads per core
2015/04/27 16:07:13  get_cpu_defaults: POWER5 processor has up to 2 cores per chip and up to 4 chips per MCM package
2015/04/27 16:07:13  os_get_cpu_info: logical: 8, cores: 4, chips: 2, packages:1
2015/04/27 16:07:13  Logical CPUs: 8
2015/04/27 16:07:13  Physical CPUs: 4
2015/04/27 16:07:13  CPU Chips: 2
...
2015/04/27 16:07:13  get_machine_cpu_info: MACHINE: 16 logical processors, 8 cores
2015/04/27 16:07:13  Machine-wide physical CPUs: 8
2015/04/27 16:07:13  Machine-wide CPU Chips: 4
2015/04/27 16:07:13  cpuinfo: Hostid = ce1aea4c
License hostid:        ce1aea4c
Detected 8 logical processor(s), 4 core(s), in 2 chip(s)

[srvlog]

...
I. 04/27 16:11:23. Processors detected: 8
I. 04/27 16:11:23. Maximum number of physical processors the server will use: 8

[iqmsg]

...
I. 04/27 16:11:25. 0000000000 Checked out license for 4 IQ_CORE (2016.03050/05-mar-2016/11CB AE19 00DF 8EB4) will expire Sun Mar  6 00:00:00 2016.


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Environment

SAP IQ All Versions

Product

SAP IQ all versions

Keywords

smt, hyperthreading, hyper-threading , KBA , BC-SYB-IQ , Sybase IQ , BW-SYS-DB-IQ , BW on HANA with Sybase IQ Near-line Storage , HAN-DYT , SAP HANA Dynamic Tiering , Problem

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