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[HADOOP-8921] ant build.xml in branch-1 ignores -Dcompile.native - Hadoop - [issue]
...ant -Dcompile.native=false still runs autoconf and libtoolizeAccording to ant 1.8 manual, any <target if> conditions are checked only after the dependencies are run through. The curren...
http://issues.apache.org/jira/browse/HADOOP-8921    Author: Gopal V, 2014-03-19, 21:13
[HADOOP-10047] Add a directbuffer Decompressor API to hadoop - Hadoop - [issue]
...With the Zero-Copy reads in HDFS (HDFS-5260), it becomes important to perform all I/O operations without copying data into byte[] buffers or other buffers which wrap over them.This is a prop...
http://issues.apache.org/jira/browse/HADOOP-10047    Author: Gopal V, 2014-01-31, 21:35
[HADOOP-9612] HADOOP client IPC layer should differentiate between interrupted threads and interrupts occurring during operations - Hadoop - [issue]
...Hadoop IPC throws misleading wrapped exceptions when operations are performed on threads which have already been interrupted.When a thread is already interrupted, the client IPC throws the f...
http://issues.apache.org/jira/browse/HADOOP-9612    Author: Gopal V, 2013-05-31, 18:58
[HADOOP-9570] Configuration.addResource() should only parse the new resource - Hadoop - [issue]
...Hadoop configuration parsing re-parses all configuration files when a new resource is added to the configuration object.This is wasteful and runs through every deprecation check unnecessaril...
http://issues.apache.org/jira/browse/HADOOP-9570    Author: Gopal V, 2013-05-21, 18:26
[HADOOP-9496] Bad merge of HADOOP-9450 on branch-2 breaks all bin/hadoop calls that need HADOOP_CLASSPATH - Hadoop - [issue]
...Merge of HADOOP-9450 to branch-2 is broken for hadoop-config.shon trunkhttp://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/bin/hadoop-config.sh?r1=1...
http://issues.apache.org/jira/browse/HADOOP-9496    Author: Gopal V, 2013-04-24, 03:36
[HADOOP-8926] hadoop.util.PureJavaCrc32 cache hit-ratio is low for static data - Hadoop - [issue]
...While running microbenchmarks for HDFS write codepath, a significant part of the CPU fraction was consumed by the DataChecksum.update(). The attached patch converts the static arrays in CRC3...
http://issues.apache.org/jira/browse/HADOOP-8926    Author: Gopal V, 2013-02-06, 17:05
[HADOOP-8971] Backport: hadoop.util.PureJavaCrc32 cache hit-ratio is low for static data (HADOOP-8926) - Hadoop - [issue]
...Backport (HADOOP-8926) cache-aware improvements made to PureJavaCrc32 to branch-1.With patch, observed significant improvement in crc throughput at larger chunk sizes on branch-1java.version...
http://issues.apache.org/jira/browse/HADOOP-8971    Author: Gopal V, 2012-10-25, 05:15
Re: Status check: Hadoop-1.1.0-RC - Hadoop - [mail # dev]
...On 10/1/12 11:46 AM, Matt Foley wrote:  Issues logged against the release, for those who want to track it  https://issues.apache.org/jira/browse/MAPREDUCE-4696 https://issues.apach...
   Author: Gopal V, 2012-10-02, 00:14
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