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Diffstat (limited to 'core/src/main/scala/org/apache/spark/storage/BlockManagerMaster.scala')
-rw-r--r-- | core/src/main/scala/org/apache/spark/storage/BlockManagerMaster.scala | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/core/src/main/scala/org/apache/spark/storage/BlockManagerMaster.scala b/core/src/main/scala/org/apache/spark/storage/BlockManagerMaster.scala index abcad9438b..7cdae22b0e 100644 --- a/core/src/main/scala/org/apache/spark/storage/BlockManagerMaster.scala +++ b/core/src/main/scala/org/apache/spark/storage/BlockManagerMaster.scala @@ -202,6 +202,14 @@ class BlockManagerMaster( Await.result(future, timeout) } + /** + * Find out if the executor has cached blocks. This method does not consider broadcast blocks, + * since they are not reported the master. + */ + def hasCachedBlocks(executorId: String): Boolean = { + driverEndpoint.askWithRetry[Boolean](HasCachedBlocks(executorId)) + } + /** Stop the driver endpoint, called only on the Spark driver node */ def stop() { if (driverEndpoint != null && isDriver) { |