Github user jerryshao commented on a diff in the pull request:
https://github.com/apache/spark/pull/18711#discussion_r129248960
--- Diff: docs/configuration.md ---
@@ -1103,10 +1103,10 @@ Apart from these, the following properties are also
available, and may be useful
The number of cores to use on each executor.
In standalone and Mesos coarse-grained modes, setting this
- parameter allows an application to run multiple executors on the
- same worker, provided that there are enough cores on that
- worker. Otherwise, only one executor per application will run on
- each worker.
+ parameter allows an application to launch multiple executors on the
+ same worker in one single schedule iteration, provided that there are
enough
+ cores on that worker. Otherwise, only one executor per application
+ will be scheduled on each worker during one single schedule iteration.
--- End diff --
My hunch is that user may not know the actual meaning of "one single
schedule iteration" even if you're trying to clarify the behavior here, unless
users know the implementation here.
---
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.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
