我的hbase客户端连接太多

sr4lhrrt  于 2021-06-09  发布在  Hbase
关注(0)|答案(1)|浏览(434)

为了获得最大吞吐量,我使用批处理和增量将数据放入hbase,代码示例:

Configuration configuration = HBaseConfiguration.create();
configuration.set("hbase.zookeeper.quorum", "10.2.1.12:2181");
configuration.set("hbase.zookeeper.znode.parent", "/hbase");
Connection connection = ConnectionFactory.createConnection(configuration);
Table table = null;
try {
   table = connection.getTable(TableName.valueOf("test"));
   Object[] results = new Object[incrementList.size()];
   table.batch(incrementList, results);
   for (Object result : results) {
       if (null == result) {
           failed++;
       } else {
           //System.out.println("Batch operation result: " + result);
       }
   }
   System.out.println("Batch operation failed: " + failed);
} catch (Exception ex) {
   throw new RPCCallException("Hbase put error: " + ex.getMessage(), ex);
} finally {
   table.close();
}
connection.close();

共有233个H连接。以及线程堆栈:

hbase客户端版本:

<dependency>
  <groupId>org.apache.hbase</groupId>
  <artifactId>hbase-client</artifactId>
  <version>1.3.0</version>
</dependency>
u7up0aaq

u7up0aaq1#

我发现这个问题,hbase连接的线程池的默认配置是:core=max=256,所以线程数会增加到256

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