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[HADOOP-8640] DU thread transient failures propagate to callers - Hadoop - [issue]
...When running some stress tests, I saw a failure where the DURefreshThread failed due to the filesystem changing underneath it:org.apache.hadoop.util.Shell$ExitCodeException: du: cannot acces...
http://issues.apache.org/jira/browse/HADOOP-8640    Author: Todd Lipcon, 2013-10-08, 07:33
[HADOOP-8315] Support SASL-authenticated ZooKeeper in ActiveStandbyElector - Hadoop - [issue]
...Currently, if you try to use SASL-authenticated ZK with the ActiveStandbyElector, you run into a couple issues:1) We hit ZOOKEEPER-1437 - we need to wait until we see SaslAuthenticated befor...
http://issues.apache.org/jira/browse/HADOOP-8315    Author: Todd Lipcon, 2013-10-02, 12:04
[HADOOP-9908] Fix NPE when versioninfo properties file is missing - Hadoop - [issue]
...When running tests in Eclipse I ran into an NPE in VersionInfo since the version info properties file didn't properly make it to the classpath. This is because getResourceAsStream can return...
http://issues.apache.org/jira/browse/HADOOP-9908    Author: Todd Lipcon, 2013-09-07, 14:43
[HADOOP-9601] Support native CRC on byte arrays - Hadoop - [issue]
...When we first implemented the Native CRC code, we only did so for direct byte buffers, because these correspond directly to native heap memory and thus make it easy to access via JNI. We'd g...
http://issues.apache.org/jira/browse/HADOOP-9601    Author: Todd Lipcon, 2013-09-05, 02:29
[HADOOP-7335] Force entropy to come from non-true random for tests - Hadoop - [issue]
...Passing the system property -Djava.security.egd=file:///dev/urandom forces the JVM to seed its PRNG from non-true random (/dev/urandom) instead of the true random (/dev/random). This makes t...
http://issues.apache.org/jira/browse/HADOOP-7335    Author: Todd Lipcon, 2013-08-09, 19:59
[HADOOP-7841] Run tests with non-secure random - Hadoop - [issue]
...Post-mavenization we lost the improvement made by HADOOP-7335 which set up a system property such that Random is seeded by urandom. This makes the tests run faster and prevents timeouts due ...
http://issues.apache.org/jira/browse/HADOOP-7841    Author: Todd Lipcon, 2013-08-09, 19:59
[HADOOP-6578] Configuration should trim whitespace around a lot of value types - Hadoop - [issue]
...I've seen multiple users make an error where they've listed some whitespace around a class name (eg for configuring a scheduler). This results in a ClassNotFoundException which is very hard ...
http://issues.apache.org/jira/browse/HADOOP-6578    Author: Todd Lipcon, 2013-08-09, 10:31
[HADOOP-8069] Enable TCP_NODELAY by default for IPC - Hadoop - [issue]
...I think we should switch the default for the IPC client and server NODELAY options to true. As wikipedia says:In general, since Nagle's algorithm is only a defense against careless applicati...
http://issues.apache.org/jira/browse/HADOOP-8069    Author: Todd Lipcon, 2013-07-23, 21:20
[HADOOP-9707] Fix register lists for crc32c inline assembly - Hadoop - [issue]
...The inline assembly used for the crc32 instructions has an incorrect clobber list: the computed CRC values are "in-out" variables and thus need to use the "matching constraint" syntax in the...
http://issues.apache.org/jira/browse/HADOOP-9707    Author: Todd Lipcon, 2013-07-16, 15:40
[HADOOP-7140] IPC Reader threads do not stop when server stops - Hadoop - [issue]
...After HADOOP-6713, the new IPC "Reader" threads are not properly stopped when the server shuts down. One repercussion of this is that conditions that are supposed to shut down a daemon no lo...
http://issues.apache.org/jira/browse/HADOOP-7140    Author: Todd Lipcon, 2013-06-21, 06:03
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