[ZEPPELIN-1991] Can't get the PARAGRAPH_APPEND_OUTPUT from the Interpreter. #1922
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added 2 commits
January 20, 2017 13:41
Contributor
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Thanks for the patch! Tested and works well as you described. |
Contributor
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This patch fixes the issue that I reported in this comment in #1833 . Looks good. LGTM |
Contributor
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Merging into master and branch-0.7 if there are no comments on this. |
asfgit
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Jan 23, 2017
…reter. ### What is this PR for? This PR fixes the problem of streaming events(PARAGRAPH_APPEND_OUTPUT). It's because of the queue was not thread safe. ### What type of PR is it? Bug Fix ### What is the Jira issue? https://issues.apache.org/jira/browse/ZEPPELIN-1991 ### How should this be tested? 1. make a spark paragraph 2. run following code on spark paragraph. ``` %spark (1 to 5).foreach{ i=> Thread.sleep(1000) println("Hello " + i) } ``` 3. make a python paragraph 4. run following code on python paragraph. ``` %python.python print("hi1") ``` 5. retry run step 2, and check if streaming working. ### Screenshots (if appropriate) - before  - after  ### Questions: * Does the licenses files need update? no * Is there breaking changes for older versions? no * Does this needs documentation? no Author: astroshim <hsshim@zepl.com> Closes #1922 from astroshim/ZEPPELIN-1991 and squashes the following commits: e993585 [astroshim] make scheduler not static 66d3d2f [astroshim] fix to thread safe (cherry picked from commit 4ef4e18) Signed-off-by: ahyoungryu <ahyoungryu@apache.org>
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What is this PR for?
This PR fixes the problem of streaming events(PARAGRAPH_APPEND_OUTPUT).
It's because of the queue was not thread safe.
What type of PR is it?
Bug Fix
What is the Jira issue?
https://issues.apache.org/jira/browse/ZEPPELIN-1991
How should this be tested?
make a spark paragraph
run following code on spark paragraph.
make a python paragraph
run following code on python paragraph.
Screenshots (if appropriate)
before
after
Questions: