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Posted to commits@spark.apache.org by ma...@apache.org on 2013/11/26 04:09:38 UTC
[1/2] git commit: Update tuning.md
Updated Branches:
refs/heads/master 14bb465bb -> c46067f09
Update tuning.md
Clarify when serializer is used based on recent user@ mailing list discussion.
Project: http://git-wip-us.apache.org/repos/asf/incubator-spark/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-spark/commit/08afef37
Tree: http://git-wip-us.apache.org/repos/asf/incubator-spark/tree/08afef37
Diff: http://git-wip-us.apache.org/repos/asf/incubator-spark/diff/08afef37
Branch: refs/heads/master
Commit: 08afef37a07c501b1ba14e3d6da445712852ca1e
Parents: eb4296c
Author: Andrew Ash <an...@andrewash.com>
Authored: Mon Nov 25 17:08:52 2013 -0800
Committer: Andrew Ash <an...@andrewash.com>
Committed: Mon Nov 25 17:08:52 2013 -0800
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docs/tuning.md | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
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http://git-wip-us.apache.org/repos/asf/incubator-spark/blob/08afef37/docs/tuning.md
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diff --git a/docs/tuning.md b/docs/tuning.md
index f33fda3..a4be188 100644
--- a/docs/tuning.md
+++ b/docs/tuning.md
@@ -39,7 +39,8 @@ in your operations) and performance. It provides two serialization libraries:
for best performance.
You can switch to using Kryo by calling `System.setProperty("spark.serializer", "org.apache.spark.serializer.KryoSerializer")`
-*before* creating your SparkContext. The only reason it is not the default is because of the custom
+*before* creating your SparkContext. This setting configures the serializer used for not only shuffling data between worker
+nodes but also when serializing RDDs to disk. The only reason Kryo is not the default is because of the custom
registration requirement, but we recommend trying it in any network-intensive application.
Finally, to register your classes with Kryo, create a public class that extends
[2/2] git commit: Merge pull request #206 from ash211/patch-2
Posted by ma...@apache.org.
Merge pull request #206 from ash211/patch-2
Update tuning.md
Clarify when serializer is used based on recent user@ mailing list discussion.
Project: http://git-wip-us.apache.org/repos/asf/incubator-spark/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-spark/commit/c46067f0
Tree: http://git-wip-us.apache.org/repos/asf/incubator-spark/tree/c46067f0
Diff: http://git-wip-us.apache.org/repos/asf/incubator-spark/diff/c46067f0
Branch: refs/heads/master
Commit: c46067f096f03b6d07ea1ba65c185b851f8a8d8e
Parents: 14bb465 08afef3
Author: Matei Zaharia <ma...@eecs.berkeley.edu>
Authored: Mon Nov 25 19:09:31 2013 -0800
Committer: Matei Zaharia <ma...@eecs.berkeley.edu>
Committed: Mon Nov 25 19:09:31 2013 -0800
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docs/tuning.md | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
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