|
|
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>
Spark Release 1.2.2 | Apache Spark
</title>
<!-- Bootstrap core CSS -->
<link href="/css/cerulean.min.css" rel="stylesheet">
<link href="/css/custom.css" rel="stylesheet">
<script type="text/javascript">
<!-- Google Analytics initialization -->
var _gaq = _gaq || [];
_gaq.push(['_setAccount', 'UA-32518208-2']);
_gaq.push(['_trackPageview']);
(function() {
var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
})();
<!-- Adds slight delay to links to allow async reporting -->
function trackOutboundLink(link, category, action) {
try {
_gaq.push(['_trackEvent', category , action]);
} catch(err){}
setTimeout(function() {
document.location.href = link.href;
}, 100);
}
</script>
<!-- HTML5 shim and Respond.js IE8 support of HTML5 elements and media queries -->
<!--[if lt IE 9]>
<script src="https://oss.maxcdn.com/libs/html5shiv/3.7.0/html5shiv.js"></script>
<script src="https://oss.maxcdn.com/libs/respond.js/1.3.0/respond.min.js"></script>
<![endif]-->
</head>
<body>
<script src="https://code.jquery.com/jquery.js"></script>
<script src="//netdna.bootstrapcdn.com/bootstrap/3.0.3/js/bootstrap.min.js"></script>
<script src="/js/lang-tabs.js"></script>
<script src="/js/downloads.js"></script>
<div class="container" style="max-width: 1200px;">
<div class="masthead">
<p class="lead">
<a href="/">
<img src="/images/spark-logo.png"
style="height:100px; width:auto; vertical-align: bottom; margin-top: 20px;"></a><span class="tagline">
Lightning-fast cluster computing
</span>
</p>
</div>
<nav class="navbar navbar-default" role="navigation">
<!-- Brand and toggle get grouped for better mobile display -->
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse"
data-target="#navbar-collapse-1">
<span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
</div>
<!-- Collect the nav links, forms, and other content for toggling -->
<div class="collapse navbar-collapse" id="navbar-collapse-1">
<ul class="nav navbar-nav">
<li><a href="/downloads.html">Download</a></li>
<li class="dropdown">
<a href="#" class="dropdown-toggle" data-toggle="dropdown">
Libraries <b class="caret"></b>
</a>
<ul class="dropdown-menu">
<li><a href="/sql/">SQL and DataFrames</a></li>
<li><a href="/streaming/">Spark Streaming</a></li>
<li><a href="/mllib/">MLlib (machine learning)</a></li>
<li><a href="/graphx/">GraphX (graph)</a></li>
<li class="divider"></li>
<li><a href="http://spark-packages.org">Third-Party Packages</a></li>
</ul>
</li>
<li class="dropdown">
<a href="#" class="dropdown-toggle" data-toggle="dropdown">
Documentation <b class="caret"></b>
</a>
<ul class="dropdown-menu">
<li><a href="/docs/latest/">Latest Release (Spark 1.5.0)</a></li>
<li><a href="/documentation.html">Other Resources</a></li>
</ul>
</li>
<li><a href="/examples.html">Examples</a></li>
<li class="dropdown">
<a href="/community.html" class="dropdown-toggle" data-toggle="dropdown">
Community <b class="caret"></b>
</a>
<ul class="dropdown-menu">
<li><a href="/community.html">Mailing Lists</a></li>
<li><a href="/community.html#events">Events and Meetups</a></li>
<li><a href="/community.html#history">Project History</a></li>
<li><a href="https://cwiki.apache.org/confluence/display/SPARK/Powered+By+Spark">Powered By</a></li>
<li><a href="https://cwiki.apache.org/confluence/display/SPARK/Committers">Project Committers</a></li>
<li><a href="https://issues.apache.org/jira/browse/SPARK">Issue Tracker</a></li>
</ul>
</li>
<li><a href="/faq.html">FAQ</a></li>
</ul>
</div>
<!-- /.navbar-collapse -->
</nav>
<div class="row">
<div class="col-md-3 col-md-push-9">
<div class="news" style="margin-bottom: 20px;">
<h5>Latest News</h5>
<ul class="list-unstyled">
<li><a href="/news/spark-1-5-1-released.html">Spark 1.5.1 released</a>
<span class="small">(Oct 02, 2015)</span></li>
<li><a href="/news/spark-1-5-0-released.html">Spark 1.5.0 released</a>
<span class="small">(Sep 09, 2015)</span></li>
<li><a href="/news/spark-summit-europe-agenda-posted.html">Spark Summit Europe agenda posted</a>
<span class="small">(Sep 07, 2015)</span></li>
<li><a href="/news/spark-1-4-1-released.html">Spark 1.4.1 released</a>
<span class="small">(Jul 15, 2015)</span></li>
</ul>
<p class="small" style="text-align: right;"><a href="/news/index.html">Archive</a></p>
</div>
<div class="hidden-xs hidden-sm">
<a href="/downloads.html" class="btn btn-success btn-lg btn-block" style="margin-bottom: 30px;">
Download Spark
</a>
<p style="font-size: 16px; font-weight: 500; color: #555;">
Built-in Libraries:
</p>
<ul class="list-none">
<li><a href="/sql/">SQL and DataFrames</a></li>
<li><a href="/streaming/">Spark Streaming</a></li>
<li><a href="/mllib/">MLlib (machine learning)</a></li>
<li><a href="/graphx/">GraphX (graph)</a></li>
</ul>
<a href="http://spark-packages.org">Third-Party Packages</a>
</div>
</div>
<div class="col-md-9 col-md-pull-3">
<h2>Spark Release 1.2.2</h2>
<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>
<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>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>
<p>
<br/>
<a href="/news/">Spark News Archive</a>
</p>
</div>
</div>
<footer class="small">
<hr>
Apache Spark, Spark, Apache, and the Spark logo are trademarks of
<a href="http://www.apache.org">The Apache Software Foundation</a>.
</footer>
</div>
</body>
</html>
|