Shenghua Wan created SOLR-7301:
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Summary: HdfsDirectoryFactory does not support maprfs
Key: SOLR-7301
URL: https://issues.apache.org/jira/browse/SOLR-7301
Project: Solr
Issue Type: Bug
Reporter: Shenghua Wan
Priority: Minor
Attachments: fix_support_maprfs.patch
when map-reduce index generator was run, an exception was thrown as
2015-03-24 11:06:04,569 WARN org.apache.hadoop.mapred.Child: Error running child
java.lang.IllegalStateException: Failed to initialize record writer for
MapReduceSolrIndex, attempt_201503171620_12558_r_000000_0
at
org.apache.solr.hadoop.SolrRecordWriter.<init>(SolrRecordWriter.java:127)
at
org.apache.solr.hadoop.SolrOutputFormat.getRecordWriter(SolrOutputFormat.java:164)
at
org.apache.hadoop.mapred.ReduceTask.runNewReducer(ReduceTask.java:605)
at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:456)
at org.apache.hadoop.mapred.Child$4.run(Child.java:270)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1127)
at org.apache.hadoop.mapred.Child.main(Child.java:264)
Caused by: org.apache.solr.common.SolrException: Unable to create core [core1]
at org.apache.solr.core.CoreContainer.create(CoreContainer.java:507)
at org.apache.solr.core.CoreContainer.create(CoreContainer.java:466)
at
org.apache.solr.hadoop.SolrRecordWriter.createEmbeddedSolrServer(SolrRecordWriter.java:172)
at
org.apache.solr.hadoop.SolrRecordWriter.<init>(SolrRecordWriter.java:120)
... 8 more
Caused by: org.apache.solr.common.SolrException: You must set the
HdfsDirectoryFactory param solr.hdfs.home for relative dataDir paths to work
at
org.apache.solr.core.HdfsDirectoryFactory.getDataHome(HdfsDirectoryFactory.java:271)
at org.apache.solr.core.SolrCore.<init>(SolrCore.java:699)
at org.apache.solr.core.SolrCore.<init>(SolrCore.java:646)
at org.apache.solr.core.CoreContainer.create(CoreContainer.java:491)
... 11 more
after investigation, I found the class HdfsDirectoryFactory hardcoded "hdfs:/".
a patch is provided in the attachment.
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