log newly added construction and runtime stats at randomly selected iterations (#51394)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/51394
log newly added construction and runtime stats at randomly selected iterations
ghstack-source-id: 121934040
Test Plan: unit tests
Reviewed By: SciPioneer
Differential Revision: D26161885
fbshipit-source-id: add6e02c1a03e6f74f08b9a9aecf90fa81631d60
