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| <h2>Spark Release 1.2.2</h2> |
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| <p>Spark 1.2.2 is a maintenance release containing stability fixes. This release is based on the <a href="https://github.com/apache/spark/tree/branch-1.2">branch-1.2</a> maintenance branch of Spark. We recommend all 1.2.1 users to upgrade to this stable release. Contributions to this release came from 39 developers.</p> |
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| <p>To download Spark 1.2.2 visit the <a href="/downloads.html">downloads</a> page.</p> |
| |
| <h3 id="fixes">Fixes</h3> |
| <p>Spark 1.2.2 contains bug fixes in several components. Some of the more important fixes are highlighted below. You can visit the <a href="https://issues.apache.org/jira/issues/?jql=project%20%3D%20SPARK%20AND%20fixVersion%20%3D%201.2.2%20ORDER%20BY%20priority%2C%20component">Spark issue tracker</a> for the full list of fixes.</p> |
| |
| <h4 id="spark-core">Spark Core</h4> |
| <ul> |
| <li>Thread safety problem in Netty shuffle (<a href="http://issues.apache.org/jira/browse/SPARK-6578">SPARK-6578</a>)</li> |
| <li>Memory leak in JobProgressListener (<a href="http://issues.apache.org/jira/browse/SPARK-5967">SPARK-5967</a>)</li> |
| <li>Unable to launch on YARN 2.5.0 and later (<a href="http://issues.apache.org/jira/browse/SPARK-4267">SPARK-4267</a>)</li> |
| <li>YARN auxiliary shuffle issue in secure mode (<a href="http://issues.apache.org/jira/browse/SPARK-5655">SPARK-5655</a>)</li> |
| </ul> |
| |
| <h4 id="pyspark">PySpark</h4> |
| <ul> |
| <li>Jobs hang during <code class="language-plaintext highlighter-rouge">collect</code> operation (<a href="http://issues.apache.org/jira/browse/SPARK-6667">SPARK-6667</a>)</li> |
| <li>Zip fails with serializer error (<a href="http://issues.apache.org/jira/browse/SPARK-5973">SPARK-5973</a>)</li> |
| <li>Memory leak using Spark SQL with PySpark (<a href="http://issues.apache.org/jira/browse/SPARK-6055">SPARK-6055</a>)</li> |
| <li>Hanging when using large broadcast variables (<a href="http://issues.apache.org/jira/browse/SPARK-5363">SPARK-5363</a>)</li> |
| </ul> |
| |
| <h3 id="contributors">Contributors</h3> |
| <p>The following developers contributed to this release:</p> |
| |
| <ul> |
| <li>Andrew Or – Bug fixes in Core and YARN</li> |
| <li>Andrew Rowson – Bug fixes in YARN</li> |
| <li>Anselme Vignon – Bug fixes in SQL</li> |
| <li>Brennon York – Bug fixes in GraphX</li> |
| <li>Cheng Hao – Bug fixes in Core</li> |
| <li>Cheolsoo Park – Bug fixes in YARN</li> |
| <li>Davies Liu – Improvements in PySpark; bug fixes in Streaming, Core, SQL, and PySpark; documentation in Core and PySpark</li> |
| <li>Emre Sevinc – Documentation in Core and MLlib; improvement in Core</li> |
| <li>Gen TANG – Bug fixes in EC2</li> |
| <li>Hari Shreedharan – Bug fixes in Streaming</li> |
| <li>Hung Lin – Bug fixes in scheduler</li> |
| <li>Iulian Dragos – Test in Streaming</li> |
| <li>Jacek Lewandowski – Bug fixes in Core</li> |
| <li>Jesper Lundgren – Bug fixes in Streaming</li> |
| <li>Josh Rosen – Bug fixes in Java API, Streaming, tests, and Core</li> |
| <li>Kashish Jain – Bug fixes in YARN</li> |
| <li>Kay Ousterhout – Bug fixes in Core and SQL</li> |
| <li>Kousuke Saruta – Improvements in Streaming and tests</li> |
| <li>Li Zhihui – Documentation in Core</li> |
| <li>Manoj Kumar – Improvements in MLlib</li> |
| <li>Matt Cheah – Bug fixes in Core</li> |
| <li>Michael Nazario – Bug fixes in PySpark</li> |
| <li>Mingyu Kim – Bug fixes in Core</li> |
| <li>Nathan McCarthy – Bug fixes in Core</li> |
| <li>Nicholas Chammas – Bug fixes in EC2</li> |
| <li>Peng Xu – Documentation in Core</li> |
| <li>Reynold Xin – Bug fixes in Core</li> |
| <li>Ryan Williams – Improvements in Core</li> |
| <li>Sean Owen – Improvements in EC2; bug fixes in Core, tests, YARN, Streaming, scheduler, and Web UI</li> |
| <li>Shixiong Zhu – Improvements in Shuffle</li> |
| <li>Tathagata Das – Bug fixes in Streaming and Web UI</li> |
| <li>Venkata Ramana Gollamudi – Improvement in Core</li> |
| <li>Vladimir Grigor – Bug fixes in EC2</li> |
| <li>Wang Tao – Bug fixes in Core</li> |
| <li>Winston Chen – Bug fixes in PySpark</li> |
| <li>Yin Huai – Bug fixes in SQL</li> |
| <li>Yuhao Yang – Bug fixes in MLlib</li> |
| <li>Zhan Zhang – Bug fixes in Core</li> |
| <li>Zhang, Liye – Bug fixes in Core</li> |
| </ul> |
| |
| <p><em>Thanks to everyone who contributed!</em></p> |
| |
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| <h5>Latest News</h5> |
| <ul class="list-unstyled"> |
| |
| <li><a href="/news/spark-3-5-1-released.html">Spark 3.5.1 released</a> |
| <span class="small">(Feb 23, 2024)</span></li> |
| |
| <li><a href="/news/spark-3-3-4-released.html">Spark 3.3.4 released</a> |
| <span class="small">(Dec 16, 2023)</span></li> |
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| <li><a href="/news/spark-3-4-2-released.html">Spark 3.4.2 released</a> |
| <span class="small">(Nov 30, 2023)</span></li> |
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| <li><a href="/news/spark-3-5-0-released.html">Spark 3.5.0 released</a> |
| <span class="small">(Sep 13, 2023)</span></li> |
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