Update README_reference.md

docs/mlperf/inference/resnet50/README_reference.md

@@ -14,6 +14,8 @@ cm run script --tags=generate-run-cmds,inference,_find-performance,_all-scenario
 * Use `--division=closed` to run all scenarios for the closed division (compliance tests are skipped for `_find-performance` mode)
 * Use `--category=datacenter` to run datacenter scenarios
 * Use `--backend=tf`, `--backend=ncnn` or `--backend=tvm-onnx` to use tensorflow, ncnn and tvm-onnx backends respectively
+* Remove `_all-scenarios` and use `--scenario=Offline` to run the `Offline` scenario and similarly for `Server`, `SingleStream` and `MultiStream` scenarios.
+
 
 ### Do full accuracy and performance runs for all the scenarios
 
@@ -28,14 +30,6 @@ cm run script --tags=generate-run-cmds,inference,_submission,_all-scenarios --mo
 * Use `--division=closed` to run all scenarios for the closed division including the compliance tests
 * `--offline_target_qps`, `--server_target_qps`, `--singlestream_target_latency` and `multistream_target_latency` can be used to override the determined performance numbers
 
-### Populate the README files describing your submission
-
-```
-cm run script --tags=generate-run-cmds,inference,_populate-readme,_all-scenarios \
---model=resnet50 --device=cpu --implementation=reference --backend=onnxruntime \
---execution-mode=valid --results_dir=$HOME/results_dir \
---category=edge --division=open --quiet
-```
 
 ### Generate and upload MLPerf submission