Performance Toolkit for VM Feature FL640
Performance Toolkit for VM provides enhanced capabilities for a z/VM systems programmer, system operator, or performance analyst to monitor and report performance data. Offered as a priced optional feature of z/VM, Performance Toolkit for VM is derived from the FCON/ESA program (5788-LGA), which was not available in some countries.
Use Performance Toolkit to reduce data from the z/VM monitor and produce reports and history files.
Performance Toolkit for VM Latest Service
- Service is not cumulative. Each PTF is ordered separately.
- Additional service information is available in Info APAR II13929.
Performance Toolkit for VM Changes
Performance Toolkit for VM has been enhanced in z/VM 6.4.
The following reports have been changed:
Performance Toolkit for VM: Changed Reports
Name | Number | Title | What Changed |
PRCLOG | FCX304 | Processor Log |
|
NSS | FCX133 | Shared Segments |
|
IOPROCLG | FCX232 | I/O Processor Log |
|
The following reports are new:
Performance Toolkit for VM: New Reports
Name | Number | Title | Description |
LOCKACT | FCX326 | Spin Lock Collision Activity |
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CPUMENU | FCX325 | CPU Activity Selection Menu |
|
Other Enhancements
- Performance Toolkit for VM function level 640 is enhanced to exploit z/Architecture and its expanded set of instructions. Consequently, the PERFSVM virtual machine must run on z/Architecture CMS (z/CMS).
- FCONTROL HMA command is new. This subcommand configures the High Memory Area (HMA) storage residing above the 2G line, that is, divides it into the internal page pool and print buffer. It can also display the current HMA settings and usage statistics.
- FCONTROL LIMIT is updated to include new HMAPAGE, HMAPRINT, and STORB2G operands.
- Expanded Storage (XSTORE) support is removed.