GitHub user SaintBacchus opened a pull request:
https://github.com/apache/spark/pull/14534
[SPARK-16941]Add SynchronizedMap trait with Map in SparkSQLOperationManager.
## What changes were proposed in this pull request?
ThriftServer will have some thread-safe problem in
**SparkSQLOperationManager**.
Add a SynchronizedMap trait for the maps in it to avoid this problem.
Details in [SPARK-16941](https://issues.apache.org/jira/browse/SPARK-16941)
## How was this patch tested?
NA
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/SaintBacchus/spark SPARK-16941
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/14534.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #14534
----
commit 4af58bc3c9e3ff436e6258aff96a663cf55aa8ba
Author: huangzhaowei <[email protected]>
Date: 2016-08-08T04:06:17Z
Add SynchronizedMap trait with Map in SparkSQLOperationManager to avoid
concurrency problem.
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