[ https://issues.apache.org/jira/browse/ARROW-7100?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Francois Saint-Jacques resolved ARROW-7100. ------------------------------------------- Resolution: Fixed Issue resolved by pull request 5810 [https://github.com/apache/arrow/pull/5810] > [C++] libjvm.so not found on ubuntu 19.04 with openjdk-11 > --------------------------------------------------------- > > Key: ARROW-7100 > URL: https://issues.apache.org/jira/browse/ARROW-7100 > Project: Apache Arrow > Issue Type: Bug > Components: C++ > Affects Versions: 0.15.1 > Environment: ubuntu 19.04 > Reporter: Alexis Mignon > Assignee: Alexis Mignon > Priority: Major > Labels: pull-request-available > Fix For: 1.0.0 > > Time Spent: 0.5h > Remaining Estimate: 0h > > On ubuntu 19.04, with java-11 installed, the following code raises an error > > {{$ python -c "import pyarrow as pa; pa.hdfs.connect()"}} > {{Traceback (most recent call last):}} > {{ File "<string>", line 1, in <module>}} > {{ File > "/home/amignon/Projets/Sandbox/bwl_negbin/venv/lib/python3.7/site-packages/pyarrow/hdfs.py", > line 215, in connect}} > {{ extra_conf=extra_conf)}} > {{ File > "/home/amignon/Projets/Sandbox/bwl_negbin/venv/lib/python3.7/site-packages/pyarrow/hdfs.py", > line 40, in __init__}} > {{ self._connect(host, port, user, kerb_ticket, driver, extra_conf)}} > {{ File "pyarrow/io-hdfs.pxi", line 89, in > pyarrow.lib.HadoopFileSystem._connect}} > {{ File "pyarrow/error.pxi", line 80, in pyarrow.lib.check_status}} > {{pyarrow.lib.ArrowIOError: Unable to load libjvm}} > > while it works with java-8 installed (even when JAVA_HOME points to java-11). > > This seems to be due to a change in the directory structure of java. In > java-11, libjvm lies in > /usr/lib/jvm/java-11-openjdk-amd64/lib/server/libjvm.so > Instead of > /usr/lib/jvm/java-8-openjdk-amd64/jre/lib/amd64/server/libjvm.so > > According to the code of > [hdfs_internal.cc|https://github.com/apache/arrow/blob/21f610075242c957bf101c073bfee6c3698dfa3d/cpp/src/arrow/io/hdfs_internal.cc#L220] > the search suffixes on linux are: > > {{ }}{{ "/jre/lib/amd64/server", "/lib/amd64/server"}} > which would explain the problem. > This is confirmed by adding manually a amd64/server in the java-11 directory. > > -- This message was sent by Atlassian Jira (v8.3.4#803005)