In the meantime I have prepared two PRs and a suggestion for the ctrl+c issue in the Docs:


Baseline/CPU and CUDA stage separation
Separate dev baseline and cuda layers by bhack · Pull Request #47 · tensorflow/build · GitHub


A PR to monitor the required time to build with remote cache on Standard_DS2_v2 machine:
Compile cpu by bhack · Pull Request #48 · tensorflow/build · GitHub


Docker exec/Ctrl+c proposals:
Docker exec ctrl+c suggestion · Issue #49 · tensorflow/build · GitHub