diff options
| -rw-r--r-- | core/src/main/scala/org/apache/spark/ExecutorAllocationManager.scala | 6 | ||||
| -rw-r--r-- | docs/configuration.md | 2 |
2 files changed, 4 insertions, 4 deletions
diff --git a/core/src/main/scala/org/apache/spark/ExecutorAllocationManager.scala b/core/src/main/scala/org/apache/spark/ExecutorAllocationManager.scala index 5d5288bb6e..8b38366e03 100644 --- a/core/src/main/scala/org/apache/spark/ExecutorAllocationManager.scala +++ b/core/src/main/scala/org/apache/spark/ExecutorAllocationManager.scala @@ -76,15 +76,15 @@ private[spark] class ExecutorAllocationManager( private val maxNumExecutors = conf.getInt("spark.dynamicAllocation.maxExecutors", Integer.MAX_VALUE) - // How long there must be backlogged tasks for before an addition is triggered + // How long there must be backlogged tasks for before an addition is triggered (seconds) private val schedulerBacklogTimeout = conf.getLong( - "spark.dynamicAllocation.schedulerBacklogTimeout", 60) + "spark.dynamicAllocation.schedulerBacklogTimeout", 5) // Same as above, but used only after `schedulerBacklogTimeout` is exceeded private val sustainedSchedulerBacklogTimeout = conf.getLong( "spark.dynamicAllocation.sustainedSchedulerBacklogTimeout", schedulerBacklogTimeout) - // How long an executor must be idle for before it is removed + // How long an executor must be idle for before it is removed (seconds) private val executorIdleTimeout = conf.getLong( "spark.dynamicAllocation.executorIdleTimeout", 600) diff --git a/docs/configuration.md b/docs/configuration.md index 4c86cb7c16..00e973c245 100644 --- a/docs/configuration.md +++ b/docs/configuration.md @@ -1140,7 +1140,7 @@ Apart from these, the following properties are also available, and may be useful </tr> <tr> <td><code>spark.dynamicAllocation.schedulerBacklogTimeout</code></td> - <td>60</td> + <td>5</td> <td> If dynamic allocation is enabled and there have been pending tasks backlogged for more than this duration (in seconds), new executors will be requested. For more detail, see this |