FedML-AI/FedML

error with mpi simulation

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#504 opened on Aug 29, 2022

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bughelp wanted

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Description

in windows run with mpiexec -np 5 python torch_fedavg_mnist_lr_one_line_example.py --cf config\fedml_config.yaml: [FedML-Server(0) @device-id-0] [Mon, 29 Aug 2022 10:54:36] [WARNING] [com_manager.py:133:_notify_connection_ready] Cannot handle connection ready 1661742859043 in git bash run_one_line_example.sh 4 1661743441668 run_one_line_example.sh:line 10: -np: commend not found 1661743177896 @chaoyanghe

Contributor guide

Research direction
Investigate the warning 'Cannot handle connection ready' in com manager.py and the 'command not found' error for mpiexec in Git Bash. Check MPI installation and the script's use of mpiexec on Windows.
Tech stack
python
Domain
machine learningdistributed systems
Issue type
Bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Stale
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
GitPythonMPI
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
70