O_DIRECT on lscratchrza (LLNL)
Open
Nobody has claimed this yet.
- Dominant language
- C
- Stars
- 200
- Forks
- 85
- Avg merge
- 3d 21h
- Merged PRs (30d)
- 2
Description
dcp --synchronous option is not working on lscratchrza (that we know of so far). When this option is turned on lscratchrza we need to fix the alignment and sizes.
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by locating the dcp implementation of the --synchronous option and reproduce the failure on lscratchrza. Investigate the alignment and I/O size requirements involved in O_DIRECT. Done means dcp --synchronous works correctly on lscratchrza without alignment or size errors.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- c
- Domain
- performance
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100