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Diffstat (limited to 'docs/running-on-yarn.md')
-rw-r--r-- | docs/running-on-yarn.md | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/docs/running-on-yarn.md b/docs/running-on-yarn.md index 4f273098c5..68ab127bcf 100644 --- a/docs/running-on-yarn.md +++ b/docs/running-on-yarn.md @@ -30,6 +30,23 @@ Most of the configs are the same for Spark on YARN as for other deployment modes </td> </tr> <tr> + <td><code>spark.driver.cores</code></td> + <td>1</td> + <td> + Number of cores used by the driver in YARN cluster mode. + Since the driver is run in the same JVM as the YARN Application Master in cluster mode, this also controls the cores used by the YARN AM. + In client mode, use <code>spark.yarn.am.cores</code> to control the number of cores used by the YARN AM instead. + </td> +</tr> +<tr> + <td><code>spark.yarn.am.cores</code></td> + <td>1</td> + <td> + Number of cores to use for the YARN Application Master in client mode. + In cluster mode, use <code>spark.driver.cores</code> instead. + </td> +</tr> +<tr> <td><code>spark.yarn.am.waitTime</code></td> <td>100000</td> <td> |