add /dev/shm size to ds_report #4015
Merged
Conversation
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
loadams
approved these changes
Jul 21, 2023
tjruwase
approved these changes
Jul 21, 2023
mrwyattii
approved these changes
Jul 21, 2023
hughpu
added a commit
to hughpu/deepspeed-docker
that referenced
this pull request
Aug 1, 2023
This was referenced Aug 10, 2023
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
We've been seeing a number of GH issues where folks are running docker with the default shared memory setting of 64MB. In many cases this limited value causes all sorts of cryptic errors: #4002, #4000, #3989, #2897 #3253
This PR adds a check and warning to
ds_reportto help guide users that have small /dev/shm sizes that they may need to increase this value.On NCCL systems adding a link to their troubleshooting docs discussing this issue: https://docs.nvidia.com/deeplearning/nccl/user-guide/docs/troubleshooting.html#sharing-data
See new line at bottom of screenshot: