ContextQMD
Back to Hadoop

Licensed to the Apache Software Foundation (ASF) under one

hadoop-common-project/hadoop-common/src/site/markdown/release/1.1.2/RELEASENOTES.1.1.2.md

2.0.5-alpha-rc22.0 KB
Original Source
<!--- # 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. -->

Apache Hadoop 1.1.2 Release Notes

These release notes cover new developer and user-facing incompatibilities, important issues, features, and major improvements.

  • HADOOP-8567 | Major | Port conf servlet to dump running configuration to branch 1.x

Users can use the conf servlet to get the server-side configuration. Users can

  1. connect to http_server_url/conf or http_server_url/conf?format=xml and get XML-based configuration description;
  2. connect to http_server_url/conf?format=json and get JSON-based configuration description.

Fixed a bug in TaskTracker's heartbeat to keep it under control.

  • HADOOP-9115 | Blocker | Deadlock in configuration when writing configuration to hdfs

This fixes a bug where Hive could trigger a deadlock condition in the Hadoop configuration management code.

  • HDFS-5996 | Major | hadoop 1.1.2. hdfs write bug

someone has discovered this bug and it has been resolved