Hello! I'm using ECommerce Recommendation Template in actionml aws instance. I downloaed in https://aws.amazon.com/marketplace/pp/B01N310FF0
I successfully the deploy engine. But after few training, I faced this error when I type "pio status". =========================== Error ============================= aml@ip-172-31-4-58:/usr/local/hbase/bin$ pio status SLF4J: Class path contains multiple SLF4J bindings. SLF4J: Found binding in [jar:file:/opt/data/PredictionIO-0.11.0-incubating/lib/spark/pio-data-hdfs-assembly-0.11.0-incubating.jar!/org/slf4j/impl/StaticLoggerBinder.class] SLF4J: Found binding in [jar:file:/opt/data/PredictionIO-0.11.0-incubating/lib/pio-assembly-0.11.0-incubating.jar!/org/slf4j/impl/StaticLoggerBinder.class] SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation. SLF4J: Actual binding is of type [org.slf4j.impl.Log4jLoggerFactory] [INFO] [Management$] Inspecting PredictionIO... [INFO] [Management$] PredictionIO 0.11.0-incubating is installed at /opt/data/PredictionIO-0.11.0-incubating [INFO] [Management$] Inspecting Apache Spark... [INFO] [Management$] Apache Spark is installed at /usr/local/spark [INFO] [Management$] Apache Spark 1.6.3 detected (meets minimum requirement of 1.3.0) [INFO] [Management$] Inspecting storage backend connections... [INFO] [Storage$] Verifying Meta Data Backend (Source: ELASTICSEARCH)... [INFO] [Storage$] Verifying Model Data Backend (Source: HDFS)... [INFO] [Storage$] Verifying Event Data Backend (Source: HBASE)... [INFO] [Storage$] Test writing to Event Store (App Id 0)... [WARN] [AsyncProcess] #2, table=pio_event:events_0, attempt=1/1 failed 1 ops, last exception: org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region pio_event:events_0,,1498570636965.ecf1dc8082e0c62663f680c875d99ee5. is not online on ip-172-31-4-58.ap-northeast-2.compute.internal,37339,1498205675275 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegionByEncodedName(HRegionServer.java:2942) at org.apache.hadoop.hbase.regionserver.RSRpcServices.getRegion(RSRpcServices.java:1072) at org.apache.hadoop.hbase.regionserver.RSRpcServices.multi(RSRpcServices.java:2122) at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$2.callBlockingMethod(ClientProtos.java:33656) at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2188) at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:112) at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:133) at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108) at java.lang.Thread.run(Thread.java:748) on ip-172-31-4-58.ap-northeast-2.compute.internal,37339,1498205675275, tracking started Tue Jun 27 16:28:18 UTC 2017 - FAILED, NOT RETRYING ANYMORE [ERROR] [Management$] Unable to connect to all storage backends successfully. The following shows the error message from the storage backend. Failed 1 action: NotServingRegionException: 1 time, (org.apache.hadoop.hbase.client.RetriesExhaustedWithDetailsException) Dumping configuration of initialized storage backend sources. Please make sure they are correct. Source Name: ELASTICSEARCH; Type: elasticsearch; Configuration: HOSTS -> 127.0.0.1, TYPE -> elasticsearch, CLUSTERNAME -> elasticsearch Source Name: HBASE; Type: hbase; Configuration: TYPE -> hbase Source Name: HDFS; Type: hdfs; Configuration: TYPE -> hdfs, PATH -> /models ============================================================ Can you give me some clue about why this error pops up? I'll post config file if you request it. Thank you!!!