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[HADOOP-8894] GenericTestUtils.waitFor should dump thread stacks on timeout - Hadoop - [issue]
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...Many tests use this utility to wait for a condition to become true. In the event that it times out, we should dump all the thread stack traces, in case the timeout was due to a deadlock. Thi...
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http://issues.apache.org/jira/browse/HADOOP-8894
Author: Todd Lipcon,
2012-10-09, 15:00
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[HADOOP-6069] Remove explicit dynamic loading of libz in native code - Hadoop - [issue]
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...The native zlib code currently uses dlopen/dlsym to dynamically load libz. This used to make sense when there was an lzo option (so you could load libhadoop for lzo purposes without requirin...
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http://issues.apache.org/jira/browse/HADOOP-6069
Author: Todd Lipcon,
2012-10-09, 01:56
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[HADOOP-8855] SSL-based image transfer does not work when Kerberos is disabled - Hadoop - [issue]
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...In SecurityUtil.openSecureHttpConnection, we first check UserGroupInformation.isSecurityEnabled(). However, this only checks the kerberos config, which is independent of hadoop.ssl.enabled. ...
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http://issues.apache.org/jira/browse/HADOOP-8855
Author: Todd Lipcon,
2012-10-04, 20:21
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[HADOOP-7154] Should set MALLOC_ARENA_MAX in hadoop-config.sh - Hadoop - [issue]
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...New versions of glibc present in RHEL6 include a new arena allocator design. In several clusters we've seen this new allocator cause huge amounts of virtual memory to be used, since when mul...
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http://issues.apache.org/jira/browse/HADOOP-7154
Author: Todd Lipcon,
2012-10-03, 05:07
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[HADOOP-7317] RPC.stopProxy doesn't actually close proxy - Hadoop - [issue]
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...Discovered while investigating HDFS-1965, it turns out that the reference-counting done in WritableRpcEngine.ClientCache doesn't map one-to-one with open TCP connections. This means that it'...
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http://issues.apache.org/jira/browse/HADOOP-7317
Author: Todd Lipcon,
2012-09-26, 20:15
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[HADOOP-8151] Error handling in snappy decompressor throws invalid exceptions - Hadoop - [issue]
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...SnappyDecompressor.c has the following code in a few places:THROW(env, "Ljava/lang/InternalError", "Could not decompress data. Buffer length is too small.");this is incorrect, though, since ...
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http://issues.apache.org/jira/browse/HADOOP-8151
Author: Todd Lipcon,
2012-09-23, 14:58
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[HADOOP-8158] Interrupting hadoop fs -put from the command line causes a LeaseExpiredException - Hadoop - [issue]
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...If you run "hadoop fs -put - foo", write a few lines, then ^C it from the shell, about half the time you will get a LeaseExpiredException. It seems like the shell is first calling delete() o...
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http://issues.apache.org/jira/browse/HADOOP-8158
Author: Todd Lipcon,
2012-09-23, 14:58
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[HADOOP-5640] Allow ServicePlugins to hook callbacks into key service events - Hadoop - [issue]
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...HADOOP-5257 added the ability for NameNode and DataNode to start and stop ServicePlugin implementations at NN/DN start/stop. However, this is insufficient integration for some common use cas...
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http://issues.apache.org/jira/browse/HADOOP-5640
Author: Todd Lipcon,
2012-09-21, 01:24
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[HADOOP-8786] HttpServer continues to start even if AuthenticationFilter fails to init - Hadoop - [issue]
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...As seen in HDFS-3904, if the AuthenticationFilter fails to initialize, the web server will continue to start up. We need to check for context initialization errors after starting the server....
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http://issues.apache.org/jira/browse/HADOOP-8786
Author: Todd Lipcon,
2012-09-17, 20:12
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Re: Test timeouts - Hadoop - [mail # dev]
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...On Fri, Sep 14, 2012 at 11:23 AM, Aaron T. Myers wrote: I'd go one step further: If you add any test that isn't a true "unit" test (ie it relies on any mulithreading, either expl...
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Author: Todd Lipcon,
2012-09-14, 20:27
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