intel-cmt-cat

Summary:

1. snmp
   - Added OS interface support to Net-SNMP sub-agent
2. General
   - Build improvements
   - Bug fixes

Summary:

1. Library
   - Removed NO_PID_API compile time option
   - Added OS interface to support L3/L2 CAT & CDP
   - Updated support for CMT per PID
2. PQoS Utility
   - Added pqos-os & pqos-msr wrapper scripts
   - Added option to select OS or MSR interface
3. rdtset Utility
   - Added option to select OS or MSR interface
4. Examples
   - Support for new OS/MSR interface added to CMT/MBM examples

Summary:

• Library
  • Perl interface extended to support L2 CAT and CMT
  • Logging extended to allow callback and silence functionality
  • L2 CAT updated to operate on a per cluster/L2 ID basis
  • Support for MBA
• SNMP
  • Added CMT support to Net-SNMP sub-agent
• PQoS Utility
  • L2 CAT updated to operate on a per cluster/L2 ID basis
  • Support for MBA
• rdtset Utility
  • L2 CAT updated to operate on a per cluster/L2 ID basis

Feature Summary:

• General
  • Project file layout changed to accommodate extensions
  • Added support for FreeBSD
  • Added Travis CI
• Library
  • Added support for Intel(R) Xeon(R) processor E5 v4
  • DSO now built by default
  • Moved examples to top directory
  • Perl interface created for the library
  • PID API no longer compiled by default
  • Added support for L2 CAT
  • Makefile dependencies improved
• PQoS Utility
  • pqos directory created to accommodate the utility files
  • Now links against DSO
  • Added COS management on a per socket basis
  • Added support for L2 CAT
  • Makefile dependencies improved
• rdtset Utility
  • Taskset type functionality for CAT
  • Configures CAT for specified task
• Examples
  • Directory created to accommodate examples previously located in library directory
  • Perl hello world script created
• SNMP
  • Net-SNMP sub-agent created to allow remote CAT configuration
• SRPM
  • Added source package file and spec file

Known issues:

• #33 COS out of range check needed for L3 CAT in pqos utility.

Feature Summary:

1. Hardware support
   Intel(R) Xeon(R) processor E3 v4 support (selected SKU's)
2. Monitoring
   • PID/TID monitoring through Linux perf
   • IPC (instructions per clock) performance event
   • LLC misses performance event
   • CSV output
   • Monitoring core groups
3. Allocation
   • CDP (code data prioritization) detection and management
4. General
   • man page
   • install and uninstall rules
   • cppcheck & coding style rules

Known Issues:

1. In 24 hour monitoring test (1s interval) of multiple application instances it has been detected that number of records is missing. Record loss rate is about 0.01% (1 per 10,000). At this stage root cause is not known and the issue will be subject of further investigation.