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SOLR-5907: The hdfs write cache can cause a reader to see a corrupted state. It now defaults to off, and if you were using solr.hdfs.blockcache.write.enabled explicitly, you should set it to false. 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1581174 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Mark Robert Miller 2014-03-25 01:27:38 +00:00
parent 6de62086ad
commit 563ebdbdf0
2 changed files with 13 additions and 2 deletions
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8
solr/CHANGES.txt
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@ -322,6 +322,13 @@ Bug Fixes
* SOLR-5734: We should use System.nanoTime rather than System.currentTimeMillis
when calculating elapsed time. (Mark Miller, Ramkumar Aiyengar)
<<<<<<< .mine
* SOLR-5907: The hdfs write cache can cause a reader to see a corrupted state.
It now defaults to off, and if you were using solr.hdfs.blockcache.write.enabled
explicitly, you should set it to false.
(Mark Miller)
=======
* SOLR-5760: ConcurrentUpdateSolrServer has a blockUntilFinished call when
streamDeletes is true that should be tucked into the if statement below it.
(Mark Miller, Gregory Chanan)
@ -329,6 +336,7 @@ Bug Fixes
* SOLR-5761: HttpSolrServer has a few fields that can be set via setters but
are not volatile. (Mark Miller, Gregory Chanan)
>>>>>>> .r1581173
================== 4.7.0 ==================
Versions of Major Components

7
solr/core/src/java/org/apache/solr/core/HdfsDirectoryFactory.java
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@ -106,9 +106,12 @@ public class HdfsDirectoryFactory extends CachingDirectoryFactory {
boolean blockCacheEnabled = params.getBool(BLOCKCACHE_ENABLED, true);
boolean blockCacheGlobal = params.getBool(BLOCKCACHE_GLOBAL, false); // default to false for back compat
boolean blockCacheReadEnabled = params.getBool(BLOCKCACHE_READ_ENABLED,
true);
boolean blockCacheReadEnabled = params.getBool(BLOCKCACHE_READ_ENABLED, true);
boolean blockCacheWriteEnabled = params.getBool(BLOCKCACHE_WRITE_ENABLED, true);
if (blockCacheWriteEnabled) {
LOG.warn("Using " + BLOCKCACHE_WRITE_ENABLED + " is currently buggy and can result in readers seeing a corrupted view of the index.");
}
Directory dir = null;
if (blockCacheEnabled && dirContext != DirContext.META_DATA) {