kubeflow/mpi-operator

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Kubernetes Operator for MPI-based applications (distributed training, HPC, etc.)

Stars: 536
Forks: 238
Open beginner issues: 0
Indexed issues: 92
Avg merge: 2d 3h
Merged PRs (30d): 10

Dominant language: Go
License: Apache-2.0
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 18, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted

Beginner friendly Everything

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92 open issues indexed

Not compatible with openmpi 5.0 Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

kubeflow/mpi-operator#842 · 2 comments · Opened Aug 4, 2026
What is the future for this project? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

kubeflow/mpi-operator#816 · 11 comments · Opened Jun 24, 2026
Remove or deprecate stale-prone mpi_operator_job_info metric Open

Difficulty 5/5 Over a week Newbie friendliness 38/100

kubeflow/mpi-operator#808 · Opened May 30, 2026
Mixed worker configuration is not possible Open

kubeflow/mpi-operator#791 · 5 comments · 1 assignee · Opened Mar 18, 2026
RBAC without wildcard Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

kubeflow/mpi-operator#755 · Opened Dec 2, 2025
MPIJobs with dots in name will lead to wrong hostfiles Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

kubeflow/mpi-operator#733 · 1 comment · Opened Sep 30, 2025
Intel OneAPI PGP key does not support new APT requirements Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

kubeflow/mpi-operator#691 · 2 comments · Opened Apr 11, 2025
Upload container images to Github Container Registry Open

kind/feature

kubeflow/mpi-operator#684 · 6 comments · 1 assignee · Opened Mar 13, 2025
Insufficient Slots for MPIJob with 2 Worker Pods and 2 Gaudi Cards Each Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

kubeflow/mpi-operator#680 · 3 comments · Opened Jan 24, 2025
Upgrade Intel MPI version to 2021.14 Open

help wanted kind/bug

kubeflow/mpi-operator#678 · 7 comments · 1 assignee · Opened Jan 17, 2025
Error Building Custom MPI Image Following Documentation Open

Difficulty 2/5 1-3 hours Newbie friendliness 42/100

kubeflow/mpi-operator#662 · 1 comment · Opened Oct 12, 2024
Add support for linux/ppc64le for MPICH Open

kind/feature

Difficulty 4/5 3-5 days Newbie friendliness 38/100

kubeflow/mpi-operator#660 · Opened Oct 12, 2024
Issue connecting to nodes that are not within the same cluster Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

kubeflow/mpi-operator#658 · 2 comments · Opened Oct 11, 2024
What scale can mpi-operator support? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

kubeflow/mpi-operator#648 · 4 comments · Opened Aug 30, 2024
Worker pods not cleaned up upon `MPIJobEvicted` event Open

kubeflow/mpi-operator#647 · 3 comments · 1 reaction · 1 assignee · Opened Aug 16, 2024
ttlSecondsAfterFinished for MPIJob, not only launcher Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

kubeflow/mpi-operator#644 · 7 comments · Opened May 27, 2024
"cleanPodPolicy: All" does not clean up launcher pod Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

kubeflow/mpi-operator#643 · 1 comment · Opened May 27, 2024
NCCL tests example Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

kubeflow/mpi-operator#639 · 1 comment · Opened Apr 30, 2024
Running in a subset of namespaces Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

kubeflow/mpi-operator#620 · 8 comments · Opened Feb 4, 2024
The operator still creates the launcher when launcherCreationPolicy is "WaitForWorkersReady" and suspend is "true" Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

kubeflow/mpi-operator#615 · Opened Jan 26, 2024
Replace the plain pod workers with Indexed Job Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

kubeflow/mpi-operator#613 · 4 comments · Opened Jan 4, 2024
Work with DeepSpeed for large scale training Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

kubeflow/mpi-operator#611 · 28 comments · 2 reactions · Opened Dec 29, 2023
When when WaitForWorkersReady is enabled in MPI operator, MPI operator and gang scheduler are in a deadlock Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

kubeflow/mpi-operator#608 · 4 comments · 1 reaction · Opened Dec 10, 2023
the object has been modified; please apply your changes to the latest version and try again Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

kubeflow/mpi-operator#607 · 8 comments · Opened Nov 27, 2023
Cant get mpijob status when pod template is invalid Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

kubeflow/mpi-operator#604 · 9 comments · Opened Nov 15, 2023
MPI-Operator run example failed Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

kubeflow/mpi-operator#598 · 8 comments · Opened Oct 25, 2023
Update stale examples Open

Difficulty 3/5 3-5 days Newbie friendliness 38/100

kubeflow/mpi-operator#596 · 2 comments · Opened Oct 12, 2023
Port conficts will occur when multiple pods dispatched to the same node under hostnetwork. Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

kubeflow/mpi-operator#593 · 3 comments · Opened Sep 11, 2023
OpenMPI 4.1.5 Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

kubeflow/mpi-operator#588 · 11 comments · Opened Aug 18, 2023
strange backup in hack/python-sdk/gen-sdk.sh Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

kubeflow/mpi-operator#572 · 2 comments · Opened Jun 22, 2023
how can i deploy distributed training on kubernete clusters with torch.distributed.launch Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

kubeflow/mpi-operator#560 · 3 comments · Opened Jun 5, 2023
questions about applying for nodes and gpus Open

Difficulty 5/5 Over a week Newbie friendliness 22/100

kubeflow/mpi-operator#558 · 9 comments · 1 reaction · Opened May 24, 2023
Create CI pipeline for the exmaple images Open

kind/feature

kubeflow/mpi-operator#541 · 3 comments · 1 assignee · Opened Mar 31, 2023
Add tolerations only to specific worker pods Open

kind/question

Difficulty 4/5 3-5 days Newbie friendliness 30/100

kubeflow/mpi-operator#539 · 10 comments · Opened Mar 24, 2023
Support exitCode restartPolicy Open

kind/feature

kubeflow/mpi-operator#537 · 11 comments · 1 assignee · Opened Mar 3, 2023
Set the knowledge about Launcher and Worker to CRD Open

kind/feature

Difficulty 5/5 Over a week Newbie friendliness 30/100

kubeflow/mpi-operator#519 · 3 comments · Opened Feb 7, 2023
Performance difference executing mpirun from launcher vs. inside pod Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

kubeflow/mpi-operator#503 · 8 comments · Opened Jan 18, 2023
Failing launcher because network is not yet ready Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

kubeflow/mpi-operator#482 · 3 comments · Opened Nov 19, 2022
Launcher has been unable to complete initialization Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

kubeflow/mpi-operator#481 · 25 comments · Opened Nov 2, 2022
MPIJobs and Istio Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

kubeflow/mpi-operator#480 · 12 comments · Opened Nov 2, 2022
MPICH question Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

kubeflow/mpi-operator#477 · 2 comments · Opened Sep 21, 2022
Failed to watch *v2beta1.MPIJob: failed to list *v2beta1.MPIJob: ... Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

kubeflow/mpi-operator#473 · 17 comments · Opened Aug 23, 2022
MPI-Operator run example failed Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

kubeflow/mpi-operator#464 · 2 comments · Opened Apr 5, 2022
Porting v1alpha2 job to v2beta1 on Google Kubernetes Engine Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

kubeflow/mpi-operator#457 · 5 comments · Opened Feb 22, 2022
[Question] RBAC control -- allow anyone to use mpijob Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

kubeflow/mpi-operator#456 · Opened Feb 16, 2022
tensorflow-mnist.py runing failed Open

kind/bug problems/bug

Difficulty 4/5 3-5 days Newbie friendliness 20/100

kubeflow/mpi-operator#440 · Opened Nov 19, 2021
SSH issue when trying to deploy horovod mnist example Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

kubeflow/mpi-operator#435 · 13 comments · Opened Nov 8, 2021
tensorflow-bencharmark worker Authentication: Permissions 0640 for '/root/.ssh/id_rsa' are too open. Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

kubeflow/mpi-operator#429 · 23 comments · Opened Sep 29, 2021
Provide base images that work with the v2 operator Open

help wanted

Difficulty 4/5 3-5 days Newbie friendliness 25/100

kubeflow/mpi-operator#418 · 3 comments · Opened Aug 26, 2021
Update helm chart to use the v2 controller Open

help wanted

kubeflow/mpi-operator#412 · 5 comments · 1 assignee · Opened Aug 20, 2021

kubeflow/mpi-operator

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