Mailing-List: contact dev-help@accumulo.apache.org; run by ezmlm
Precedence: bulk
Reply-To: dev@accumulo.apache.org
From: joshelser <git@git.apache.org>
To: dev@accumulo.apache.org
Reply-To: dev@accumulo.apache.org
References: <git-pr-206-accumulo@git.apache.org>
In-Reply-To: <git-pr-206-accumulo@git.apache.org>
Subject: [GitHub] accumulo pull request #206: ACCUMULO-4575 Fixed concurrent delete table bug
Content-Type: text/plain
Message-Id: <20170125000333.0D4F8DFB0E@git1-us-west.apache.org>
Date: Wed, 25 Jan 2017 00:03:33 +0000 (UTC)
archived-at: Wed, 25 Jan 2017 00:03:37 -0000

Github user joshelser commented on a diff in the pull request:

    https://github.com/apache/accumulo/pull/206#discussion_r97682436
  
    --- Diff: test/src/test/java/org/apache/accumulo/test/functional/ConcurrentDeleteTableIT.java ---
    @@ -0,0 +1,147 @@
    +/*
    + * Licensed to the Apache Software Foundation (ASF) under one or more
    + * contributor license agreements.  See the NOTICE file distributed with
    + * this work for additional information regarding copyright ownership.
    + * The ASF licenses this file to You under the Apache License, Version 2.0
    + * (the "License"); you may not use this file except in compliance with
    + * the License.  You may obtain a copy of the License at
    + *
    + *     http://www.apache.org/licenses/LICENSE-2.0
    + *
    + * Unless required by applicable law or agreed to in writing, software
    + * distributed under the License is distributed on an "AS IS" BASIS,
    + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    + * See the License for the specific language governing permissions and
    + * limitations under the License.
    + */
    +
    +package org.apache.accumulo.test.functional;
    +
    +import java.util.ArrayList;
    +import java.util.List;
    +import java.util.Random;
    +import java.util.TreeSet;
    +import java.util.concurrent.CountDownLatch;
    +import java.util.concurrent.ExecutorService;
    +import java.util.concurrent.Executors;
    +import java.util.concurrent.Future;
    +
    +import org.apache.accumulo.core.Constants;
    +import org.apache.accumulo.core.client.AccumuloException;
    +import org.apache.accumulo.core.client.AccumuloSecurityException;
    +import org.apache.accumulo.core.client.BatchWriter;
    +import org.apache.accumulo.core.client.BatchWriterConfig;
    +import org.apache.accumulo.core.client.Connector;
    +import org.apache.accumulo.core.client.Instance;
    +import org.apache.accumulo.core.client.MutationsRejectedException;
    +import org.apache.accumulo.core.client.TableNotFoundException;
    +import org.apache.accumulo.core.conf.Property;
    +import org.apache.accumulo.core.data.Mutation;
    +import org.apache.accumulo.core.security.Authorizations;
    +import org.apache.accumulo.core.zookeeper.ZooUtil;
    +import org.apache.accumulo.fate.AdminUtil;
    +import org.apache.accumulo.fate.AdminUtil.FateStatus;
    +import org.apache.accumulo.fate.ZooStore;
    +import org.apache.accumulo.fate.zookeeper.IZooReaderWriter;
    +import org.apache.accumulo.harness.AccumuloClusterIT;
    +import org.apache.accumulo.server.zookeeper.ZooReaderWriterFactory;
    +import org.apache.hadoop.io.Text;
    +import org.apache.zookeeper.KeeperException;
    +import org.junit.Assert;
    +import org.junit.Test;
    +
    +public class ConcurrentDeleteTableIT extends AccumuloClusterIT {
    +
    +  @Test
    +  public void testConcurrentDeleteTablesOps() throws Exception {
    +    final Connector c = getConnector();
    +    String[] tables = getUniqueNames(2);
    +
    +    TreeSet<Text> splits = new TreeSet<>();
    +
    +    for (int i = 0; i < 1000; i++) {
    +      Text split = new Text(String.format("%09x", i * 100000));
    +      splits.add(split);
    +    }
    +
    +    ExecutorService es = Executors.newFixedThreadPool(20);
    +
    +    int count = 0;
    +    for (final String table : tables) {
    +      c.tableOperations().create(table);
    +      c.tableOperations().addSplits(table, splits);
    +      writeData(c, table);
    +      if (count == 1) {
    +        c.tableOperations().flush(table, null, null, true);
    +      }
    +      count++;
    +
    +      final CountDownLatch cdl = new CountDownLatch(20);
    +
    +      List<Future<?>> futures = new ArrayList<>();
    +
    +      for (int i = 0; i < 20; i++) {
    +        Future<?> future = es.submit(new Runnable() {
    --- End diff --
    
    Cool. That's great.


---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastructure@apache.org or file a JIRA ticket
with INFRA.
---