Michael Stack created HBASE-25280: ------------------------------------- Summary: [meta replicas] ArrayIndexOutOfBoundsException in ZKConnectionRegistry Key: HBASE-25280 URL: https://issues.apache.org/jira/browse/HBASE-25280 Project: HBase Issue Type: Bug Components: meta replicas Affects Versions: HBASE-18070 Reporter: Michael Stack Assignee: Michael Stack Fix For: 3.0.0-alpha-1, 2.4.0
ITBLL Testing HBASE-18070 feature, [~huaxiangsun] found this: {code:java} 2020-11-12 19:48:12,358 ERROR org.apache.hadoop.hbase.util.FutureUtils: Unexpected error caught when processing CompletableFuturejava.lang.ArrayIndexOutOfBoundsException: Index 3 out of bounds for length 3 at org.apache.hadoop.hbase.client.ZKConnectionRegistry.lambda$getMetaRegionLocation$2(ZKConnectionRegistry.java:180) at org.apache.hadoop.hbase.util.FutureUtils.lambda$addListener$0(FutureUtils.java:68) at java.base/java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:859) at java.base/java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:837) at java.base/java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:506) at java.base/java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:2073) at org.apache.hadoop.hbase.client.ZKConnectionRegistry.lambda$getAndConvert$0(ZKConnectionRegistry.java:78) at org.apache.hadoop.hbase.util.FutureUtils.lambda$addListener$0(FutureUtils.java:68) at java.base/java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:859) at java.base/java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:837) at java.base/java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:506) at java.base/java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:2073) at org.apache.hadoop.hbase.zookeeper.ReadOnlyZKClient$ZKTask$1.exec(ReadOnlyZKClient.java:174) at org.apache.hadoop.hbase.zookeeper.ReadOnlyZKClient.run(ReadOnlyZKClient.java:342) at java.base/java.lang.Thread.run(Thread.java:834) {code} The code has been this way a long time but his running with four replicas seems to have revealed a race exposed by using replicaid as index. -- This message was sent by Atlassian Jira (v8.3.4#803005)