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Wes McKinney edited comment on ARROW-1130 at 6/22/17 10:09 PM: --------------------------------------------------------------- I have been helping debug this. When debugging with JNI, it's necessary to set {code} handle SIGSEGV nostop noprint pass {code} in gdb before starting the application see "Using GDB" in https://cwiki.apache.org/confluence/display/IMPALA/Impala+Debugging+Tips "Note that the JVM will generate segmentation faults that you should just continue from." was (Author: wesmckinn): I have been helping debug this. When debugging with JNI, it's necessary to set {code} handle SIGSEGV nostop noprint pass {code} in gdb before starting the application see "Using GDB" in https://cwiki.apache.org/confluence/display/IMPALA/Impala+Debugging+Tips "Note that the JVM will generate segmentation faults that you should just continue from." so you need to run > io-hdfs-test failure > -------------------- > > Key: ARROW-1130 > URL: https://issues.apache.org/jira/browse/ARROW-1130 > Project: Apache Arrow > Issue Type: Bug > Components: C++ > Environment: Ubuntu 16.04, GCC 4.8, Parquet-cpp > Reporter: Young Park > Priority: Blocker > > Hi, > I have noticed that arrow-cpp's io-hdfs-test fails during compilation with > GCC 4.8, but passes when compiled with GCC 5.4 (as it just skips all tests as > it doesn't connect to the HDFS client). > I went into the test output log and it seemed to want me to set the variable > ARROW_HDFS_TEST_USER, so I set the variable to 'root' and > ARROW_HDFS_TEST_PORT to '9000' (which is the port that I use to connect to my > local hdfs) and the test passes. > Do I need to configure the environment and the variables in a specific way to > get it to work? > I'm mainly asking as I am trying to use arrow and parquet c++ libraries in an > external project and I continue to run into segfaults in the libhdfs > jni_helper even though I successfully connect to HDFS on my local Hadoop > cluster and even read in a single Parquet file and am hoping that somehow > this will help me figure out the issue in my external project as well. > Thank you in advance for your help. -- This message was sent by Atlassian JIRA (v6.4.14#64029)