diff options
| author | Patrick Wendell <pwendell@gmail.com> | 2014-01-09 22:42:50 -0800 |
|---|---|---|
| committer | Patrick Wendell <pwendell@gmail.com> | 2014-01-09 22:42:50 -0800 |
| commit | 460f655cc60b1a1759b6f85ae8860595fc7586b4 (patch) | |
| tree | 9967a13b89257d7f613b43d81273a65645180029 /docs/configuration.md | |
| parent | 4b074fac054848ebd3397a3cce0a3e7871d3860c (diff) | |
| download | spark-460f655cc60b1a1759b6f85ae8860595fc7586b4.tar.gz spark-460f655cc60b1a1759b6f85ae8860595fc7586b4.tar.bz2 spark-460f655cc60b1a1759b6f85ae8860595fc7586b4.zip | |
Enable shuffle consolidation by default.
Bump this to being enabled for 0.9.0.
Diffstat (limited to 'docs/configuration.md')
| -rw-r--r-- | docs/configuration.md | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/docs/configuration.md b/docs/configuration.md index 6717757781..b1a0e19167 100644 --- a/docs/configuration.md +++ b/docs/configuration.md @@ -371,7 +371,7 @@ Apart from these, the following properties are also available, and may be useful <tr> <td>spark.shuffle.consolidateFiles</td> - <td>false</td> + <td>true</td> <td> If set to "true", consolidates intermediate files created during a shuffle. Creating fewer files can improve filesystem performance for shuffles with large numbers of reduce tasks. It is recommended to set this to "true" when using ext4 or xfs filesystems. On ext3, this option might degrade performance on machines with many (>8) cores due to filesystem limitations. </td> |