diff options
| -rw-r--r-- | core/src/main/scala/org/apache/spark/rpc/netty/Dispatcher.scala | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/core/src/main/scala/org/apache/spark/rpc/netty/Dispatcher.scala b/core/src/main/scala/org/apache/spark/rpc/netty/Dispatcher.scala index f092f1d7f6..613d6ee781 100644 --- a/core/src/main/scala/org/apache/spark/rpc/netty/Dispatcher.scala +++ b/core/src/main/scala/org/apache/spark/rpc/netty/Dispatcher.scala @@ -192,7 +192,7 @@ private[netty] class Dispatcher(nettyEnv: NettyRpcEnv) extends Logging { /** Thread pool used for dispatching messages. */ private val threadpool: ThreadPoolExecutor = { val numThreads = nettyEnv.conf.getInt("spark.rpc.netty.dispatcher.numThreads", - Runtime.getRuntime.availableProcessors()) + math.max(2, Runtime.getRuntime.availableProcessors())) val pool = ThreadUtils.newDaemonFixedThreadPool(numThreads, "dispatcher-event-loop") for (i <- 0 until numThreads) { pool.execute(new MessageLoop) |