Github user cloud-fan commented on the pull request:
https://github.com/apache/spark/pull/791#issuecomment-43842861
@mridulm I checked all caller of MemoryStore#putValues and putBytes via
IDE, it shows only BlockManager will call them and with block info
synchronized. So maybe we don't need to worry about putting same block in
parallel?
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
