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21/05/27 15:09:22 INFO memory.MemoryStore: MemoryStore started with capacity 4.1 GB
21/05/27 15:09:23 INFO executor.CoarseGrainedExecutorBackend: Connecting to driver: spark://CoarseGrainedScheduler@digital-en.msk.bd-cloud.mts.ru:47109
21/05/27 15:09:23 INFO executor.CoarseGrainedExecutorBackend: Successfully registered with driver
21/05/27 15:09:23 INFO executor.Executor: Starting executor ID 3 on host test-dn-0068.msk.mts.ru
21/05/27 15:09:23 INFO util.Utils: Successfully started service 'org.apache.spark.network.netty.NettyBlockTransferService' on port 51793.
21/05/27 15:09:23 INFO netty.NettyBlockTransferService: Server created on test-dn-0068.msk.mts.ru:51793
21/05/27 15:09:23 INFO storage.BlockManager: Using org.apache.spark.storage.RandomBlockReplicationPolicy for block replication policy
21/05/27 15:09:23 INFO storage.BlockManagerMaster: Registering BlockManager BlockManagerId(3, test-dn-0068.msk.mts.ru, 51793, None)
21/05/27 15:09:23 INFO storage.BlockManagerMaster: Registered BlockManager BlockManagerId(3, test-dn-0068.msk.mts.ru, 51793, None)
21/05/27 15:09:23 INFO storage.BlockManager: external shuffle service port = 7337
21/05/27 15:09:23 INFO storage.BlockManager: Registering executor with local external shuffle service.
21/05/27 15:09:23 INFO client.TransportClientFactory: Successfully created connection to test-dn-0068.msk.mts.ru/172.16.216.91:7337 after 1 ms (0 ms spent in bootstraps)
21/05/27 15:09:23 INFO storage.BlockManager: Initialized BlockManager: BlockManagerId(3, test-dn-0068.msk.mts.ru, 51793, None)
21/05/27 15:09:23 INFO executor.CoarseGrainedExecutorBackend: Got assigned task 0
21/05/27 15:09:23 INFO executor.Executor: Running task 0.0 in stage 0.0 (TID 0)
21/05/27 15:09:23 INFO broadcast.TorrentBroadcast: Started reading broadcast variable 0
21/05/27 15:11:30 ERROR shuffle.RetryingBlockFetcher: Exception while beginning fetch of 1 outstanding blocks
java.io.IOException: Failed to connect to digital-en.msk.bd-cloud.mts.ru/10.72.20.233:34595
Прикладываю фрагмент лога. Вопрос такой: Что (оно же значит кто, в идеале в ответ вложить какой сервер, если из этой части лога понятно) пытается законнектить с указанным сервером и не может? Я не понимаю, откуда мне пробить доступность..А
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