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Posted to oak-commits@jackrabbit.apache.org by ch...@apache.org on 2015/07/01 13:26:32 UTC

svn commit: r1688626 - in /jackrabbit/oak/branches/1.2: ./ oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/mongo/MongoVersionGCSupport.java

Author: chetanm
Date: Wed Jul  1 11:26:32 2015
New Revision: 1688626

URL: http://svn.apache.org/r1688626
Log:
OAK-3062 - VersionGC failing on Mongo with CursorNotFoundException

Merging 1688622

Modified:
    jackrabbit/oak/branches/1.2/   (props changed)
    jackrabbit/oak/branches/1.2/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/mongo/MongoVersionGCSupport.java

Propchange: jackrabbit/oak/branches/1.2/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Wed Jul  1 11:26:32 2015
@@ -1,3 +1,3 @@
 /jackrabbit/oak/branches/1.0:1665962
-/jackrabbit/oak/trunk:1672350,1672468,1672537,1672603,1672642,1672644,1672834-1672835,1673351,1673410,1673414-1673415,1673436,1673644,1673662-1673664,1673669,1673695,1673738,1673787,1673791,1674046,1674065,1674075,1674107,1674228,1674780,1674880,1675054-1675055,1675319,1675332,1675354,1675357,1675382,1675555,1675566,1675593,1676198,1676237,1676407,1676458,1676539,1676670,1676693,1676703,1676725,1677579,1677581,1677609,1677611,1677774,1677788,1677797,1677804,1677806,1677939,1677991,1678173,1678323,1678758,1678938,1678954,1679144,1679165,1679191,1679232,1679235,1679503,1679958,1679961,1680182,1680222,1680232,1680236,1680461,1680633,1680643,1680747,1680805-1680806,1680903,1681282,1681767,1681918,1682218,1682235,1682437,1682494,1682555,1682855,1682904,1683059,1683089,1683213,1683249,1683259,1683278,1683323,1683687,1683700,1684174-1684175,1684186,1684376,1684442,1684561,1684570,1684601,1684618,1684868,1685023,1685370,1685552,1685589,1685840,1685999,1686097,1686162,1686229,1686234,1686253
 ,1686414,1686780,1686854,1686857,1686971,1687053-1687055,1687198,1687220,1687239-1687240,1687301,1687441,1687553,1688089-1688090,1688349,1688421,1688436,1688453,1688616
+/jackrabbit/oak/trunk:1672350,1672468,1672537,1672603,1672642,1672644,1672834-1672835,1673351,1673410,1673414-1673415,1673436,1673644,1673662-1673664,1673669,1673695,1673738,1673787,1673791,1674046,1674065,1674075,1674107,1674228,1674780,1674880,1675054-1675055,1675319,1675332,1675354,1675357,1675382,1675555,1675566,1675593,1676198,1676237,1676407,1676458,1676539,1676670,1676693,1676703,1676725,1677579,1677581,1677609,1677611,1677774,1677788,1677797,1677804,1677806,1677939,1677991,1678173,1678323,1678758,1678938,1678954,1679144,1679165,1679191,1679232,1679235,1679503,1679958,1679961,1680182,1680222,1680232,1680236,1680461,1680633,1680643,1680747,1680805-1680806,1680903,1681282,1681767,1681918,1682218,1682235,1682437,1682494,1682555,1682855,1682904,1683059,1683089,1683213,1683249,1683259,1683278,1683323,1683687,1683700,1684174-1684175,1684186,1684376,1684442,1684561,1684570,1684601,1684618,1684868,1685023,1685370,1685552,1685589,1685840,1685999,1686097,1686162,1686229,1686234,1686253
 ,1686414,1686780,1686854,1686857,1686971,1687053-1687055,1687198,1687220,1687239-1687240,1687301,1687441,1687553,1688089-1688090,1688349,1688421,1688436,1688453,1688616,1688622
 /jackrabbit/trunk:1345480

Modified: jackrabbit/oak/branches/1.2/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/mongo/MongoVersionGCSupport.java
URL: http://svn.apache.org/viewvc/jackrabbit/oak/branches/1.2/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/mongo/MongoVersionGCSupport.java?rev=1688626&r1=1688625&r2=1688626&view=diff
==============================================================================
--- jackrabbit/oak/branches/1.2/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/mongo/MongoVersionGCSupport.java (original)
+++ jackrabbit/oak/branches/1.2/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/mongo/MongoVersionGCSupport.java Wed Jul  1 11:26:32 2015
@@ -58,6 +58,11 @@ import static org.apache.jackrabbit.oak.
 public class MongoVersionGCSupport extends VersionGCSupport {
     private static final Logger LOG = LoggerFactory.getLogger(MongoVersionGCSupport.class);
     private final MongoDocumentStore store;
+    /**
+     * Disables the index hint sent to MongoDB.
+     */
+    private final boolean disableIndexHint =
+            Boolean.getBoolean("oak.mongo.disableVersionGCIndexHint");
 
     public MongoVersionGCSupport(MongoDocumentStore store) {
         super(store);
@@ -72,6 +77,10 @@ public class MongoVersionGCSupport exten
                                 .put(NodeDocument.MODIFIED_IN_SECS).lessThan(NodeDocument.getModifiedInSecs(lastModifiedTime))
                         .get();
         DBCursor cursor = getNodeCollection().find(query).setReadPreference(ReadPreference.secondaryPreferred());
+        if (!disableIndexHint) {
+            cursor.hint(new BasicDBObject(NodeDocument.DELETED_ONCE, 1));
+        }
+
         return CloseableIterable.wrap(transform(cursor, new Function<DBObject, NodeDocument>() {
             @Override
             public NodeDocument apply(DBObject input) {