spark git commit: [SPARK-12805][MESOS] Fixes documentation on Mesos run modes
Repository: spark
Updated Branches:
refs/heads/branch-1.6 dcdc864cf -> f9ecd3a39
[SPARK-12805][MESOS] Fixes documentation on Mesos run modes
The default run has changed, but the documentation didn't fully reflect the
change.
Author: Luc Bourlier
Closes #10740 from skyluc/issue/mesos-modes-doc.
(cherry picked from commit cc91e21879e031bcd05316eabb856e67a51b191d)
Signed-off-by: Reynold Xin
Project: http://git-wip-us.apache.org/repos/asf/spark/repo
Commit: http://git-wip-us.apache.org/repos/asf/spark/commit/f9ecd3a3
Tree: http://git-wip-us.apache.org/repos/asf/spark/tree/f9ecd3a3
Diff: http://git-wip-us.apache.org/repos/asf/spark/diff/f9ecd3a3
Branch: refs/heads/branch-1.6
Commit: f9ecd3a3942e3acc2e0f8f8082186f1aca71d40f
Parents: dcdc864
Author: Luc Bourlier
Authored: Wed Jan 13 11:45:13 2016 -0800
Committer: Reynold Xin
Committed: Wed Jan 13 11:45:30 2016 -0800
--
docs/running-on-mesos.md | 12 +---
1 file changed, 5 insertions(+), 7 deletions(-)
--
http://git-wip-us.apache.org/repos/asf/spark/blob/f9ecd3a3/docs/running-on-mesos.md
--
diff --git a/docs/running-on-mesos.md b/docs/running-on-mesos.md
index 3193e17..ed720f1 100644
--- a/docs/running-on-mesos.md
+++ b/docs/running-on-mesos.md
@@ -202,7 +202,7 @@ where each application gets more or fewer machines as it
ramps up and down, but
additional overhead in launching each task. This mode may be inappropriate for
low-latency
requirements like interactive queries or serving web requests.
-To run in coarse-grained mode, set the `spark.mesos.coarse` property to false
in your
+To run in fine-grained mode, set the `spark.mesos.coarse` property to false in
your
[SparkConf](configuration.html#spark-properties):
{% highlight scala %}
@@ -266,13 +266,11 @@ See the [configuration page](configuration.html) for
information on Spark config
Property NameDefaultMeaning
spark.mesos.coarse
- false
+ true
-If set to true, runs over Mesos clusters in
-"coarse-grained" sharing
mode,
-where Spark acquires one long-lived Mesos task on each machine instead of
one Mesos task per
-Spark task. This gives lower-latency scheduling for short queries, but
leaves resources in use
-for the whole duration of the Spark job.
+If set to true, runs over Mesos clusters in "coarse-grained"
sharing mode, where Spark acquires one long-lived Mesos task on each machine.
+If set to false, runs over Mesos cluster in "fine-grained"
sharing mode, where one Mesos task is created per Spark task.
+Detailed information in 'Mesos Run Modes'.
-
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spark git commit: [SPARK-12805][MESOS] Fixes documentation on Mesos run modes
Repository: spark
Updated Branches:
refs/heads/master 63eee86cc -> cc91e2187
[SPARK-12805][MESOS] Fixes documentation on Mesos run modes
The default run has changed, but the documentation didn't fully reflect the
change.
Author: Luc Bourlier
Closes #10740 from skyluc/issue/mesos-modes-doc.
Project: http://git-wip-us.apache.org/repos/asf/spark/repo
Commit: http://git-wip-us.apache.org/repos/asf/spark/commit/cc91e218
Tree: http://git-wip-us.apache.org/repos/asf/spark/tree/cc91e218
Diff: http://git-wip-us.apache.org/repos/asf/spark/diff/cc91e218
Branch: refs/heads/master
Commit: cc91e21879e031bcd05316eabb856e67a51b191d
Parents: 63eee86
Author: Luc Bourlier
Authored: Wed Jan 13 11:45:13 2016 -0800
Committer: Reynold Xin
Committed: Wed Jan 13 11:45:13 2016 -0800
--
docs/running-on-mesos.md | 12 +---
1 file changed, 5 insertions(+), 7 deletions(-)
--
http://git-wip-us.apache.org/repos/asf/spark/blob/cc91e218/docs/running-on-mesos.md
--
diff --git a/docs/running-on-mesos.md b/docs/running-on-mesos.md
index 3193e17..ed720f1 100644
--- a/docs/running-on-mesos.md
+++ b/docs/running-on-mesos.md
@@ -202,7 +202,7 @@ where each application gets more or fewer machines as it
ramps up and down, but
additional overhead in launching each task. This mode may be inappropriate for
low-latency
requirements like interactive queries or serving web requests.
-To run in coarse-grained mode, set the `spark.mesos.coarse` property to false
in your
+To run in fine-grained mode, set the `spark.mesos.coarse` property to false in
your
[SparkConf](configuration.html#spark-properties):
{% highlight scala %}
@@ -266,13 +266,11 @@ See the [configuration page](configuration.html) for
information on Spark config
Property NameDefaultMeaning
spark.mesos.coarse
- false
+ true
-If set to true, runs over Mesos clusters in
-"coarse-grained" sharing
mode,
-where Spark acquires one long-lived Mesos task on each machine instead of
one Mesos task per
-Spark task. This gives lower-latency scheduling for short queries, but
leaves resources in use
-for the whole duration of the Spark job.
+If set to true, runs over Mesos clusters in "coarse-grained"
sharing mode, where Spark acquires one long-lived Mesos task on each machine.
+If set to false, runs over Mesos cluster in "fine-grained"
sharing mode, where one Mesos task is created per Spark task.
+Detailed information in 'Mesos Run Modes'.
-
To unsubscribe, e-mail: commits-unsubscr...@spark.apache.org
For additional commands, e-mail: commits-h...@spark.apache.org
