This section lists important information about specific use cases for Application Performance Snapshot.
Compatibility
Support for the use of Application Performance Snapshot may be limited in these use cases:
- Neighborhood collective communications - Application Performance Snapshot registers the execution times only. Information about data transmission or direction of data transmission is not recorded.
- MPI_Pcontrolregion statistics - Disk Usage and Memory Footprint metrics are not collected.
Support for the use of Application Performance Snapshot does not exist in these use cases:
- MPI_THREAD_MULTIPLE mode
- Intel® Trace Collector - Avoid analyzing MPI applications with both tools simultaneously.