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Posted to commits@cassandra.apache.org by be...@apache.org on 2015/06/24 01:17:37 UTC

[1/6] cassandra git commit: ColumnFamilyStore.selectAndReference may block during compaction

Repository: cassandra
Updated Branches:
  refs/heads/cassandra-2.1 b969496e4 -> 3caf0e029
  refs/heads/cassandra-2.2 c889bab22 -> 0d4065e58
  refs/heads/trunk 1902653e9 -> b7e72e1ee


ColumnFamilyStore.selectAndReference may block during compaction

patch by benedict; reviewed by aleksey for CASSANDRA-9637


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/3caf0e02
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/3caf0e02
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/3caf0e02

Branch: refs/heads/cassandra-2.1
Commit: 3caf0e02970b8da90d154d81d769662057d7c772
Parents: b969496
Author: Benedict Elliott Smith <be...@apache.org>
Authored: Wed Jun 24 00:13:55 2015 +0100
Committer: Benedict Elliott Smith <be...@apache.org>
Committed: Wed Jun 24 00:13:55 2015 +0100

----------------------------------------------------------------------
 CHANGES.txt                                          |  1 +
 .../org/apache/cassandra/db/ColumnFamilyStore.java   | 15 +++++++++++++++
 .../cassandra/db/compaction/CompactionTask.java      |  4 +++-
 3 files changed, 19 insertions(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cassandra/blob/3caf0e02/CHANGES.txt
----------------------------------------------------------------------
diff --git a/CHANGES.txt b/CHANGES.txt
index 28b145b..b3c76ed 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,4 +1,5 @@
 2.1.7
+ * ColumnFamilyStore.selectAndReference may block during compaction (CASSANDRA-9637)
  * Fix bug in cardinality check when compacting (CASSANDRA-9580)
  * Fix memory leak in Ref due to ConcurrentLinkedQueue.remove() behaviour (CASSANDRA-9549)
 Merged from 2.0

http://git-wip-us.apache.org/repos/asf/cassandra/blob/3caf0e02/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/ColumnFamilyStore.java b/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
index bd39409..a01bb49 100644
--- a/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
+++ b/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
@@ -1851,12 +1851,27 @@ public class ColumnFamilyStore implements ColumnFamilyStoreMBean
 
     public RefViewFragment selectAndReference(Function<DataTracker.View, List<SSTableReader>> filter)
     {
+        long failingSince = -1L;
         while (true)
         {
             ViewFragment view = select(filter);
             Refs<SSTableReader> refs = Refs.tryRef(view.sstables);
             if (refs != null)
                 return new RefViewFragment(view.sstables, view.memtables, refs);
+            if (failingSince <= 0)
+            {
+                failingSince = System.nanoTime();
+            }
+            else if (TimeUnit.MILLISECONDS.toNanos(100) > System.nanoTime() - failingSince)
+            {
+                List<SSTableReader> released = new ArrayList<>();
+                for (SSTableReader reader : view.sstables)
+                    if (reader.selfRef().globalCount() == 0)
+                        released.add(reader);
+                logger.info("Spinning trying to capture released readers {}", released);
+                logger.info("Spinning trying to capture all readers {}", view.sstables);
+                failingSince = System.nanoTime();
+            }
         }
     }
 

http://git-wip-us.apache.org/repos/asf/cassandra/blob/3caf0e02/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/compaction/CompactionTask.java b/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
index 392034c..751f8f3 100644
--- a/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
+++ b/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
@@ -45,6 +45,7 @@ import org.apache.cassandra.io.sstable.SSTableWriter;
 import org.apache.cassandra.io.sstable.metadata.MetadataCollector;
 import org.apache.cassandra.service.ActiveRepairService;
 import org.apache.cassandra.utils.CloseableIterator;
+import org.apache.cassandra.utils.concurrent.Refs;
 
 public class CompactionTask extends AbstractCompactionTask
 {
@@ -159,7 +160,8 @@ public class CompactionTask extends AbstractCompactionTask
             // SSTableScanners need to be closed before markCompactedSSTablesReplaced call as scanners contain references
             // to both ifile and dfile and SSTR will throw deletion errors on Windows if it tries to delete before scanner is closed.
             // See CASSANDRA-8019 and CASSANDRA-8399
-            try (AbstractCompactionStrategy.ScannerList scanners = strategy.getScanners(actuallyCompact))
+            try (Refs<SSTableReader> refs = Refs.ref(actuallyCompact);
+                 AbstractCompactionStrategy.ScannerList scanners = strategy.getScanners(actuallyCompact))
             {
                 ci = new CompactionIterable(compactionType, scanners.scanners, controller);
                 Iterator<AbstractCompactedRow> iter = ci.iterator();


[5/6] cassandra git commit: Merge branch 'cassandra-2.1' into cassandra-2.2

Posted by be...@apache.org.
Merge branch 'cassandra-2.1' into cassandra-2.2

Conflicts:
	CHANGES.txt
	src/java/org/apache/cassandra/db/compaction/CompactionTask.java


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/0d4065e5
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/0d4065e5
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/0d4065e5

Branch: refs/heads/cassandra-2.2
Commit: 0d4065e58ad34a5c6ef525aa72cb1cfe859a5b0a
Parents: c889bab 3caf0e0
Author: Benedict Elliott Smith <be...@apache.org>
Authored: Wed Jun 24 00:14:36 2015 +0100
Committer: Benedict Elliott Smith <be...@apache.org>
Committed: Wed Jun 24 00:14:36 2015 +0100

----------------------------------------------------------------------
 CHANGES.txt                                          |  1 +
 .../org/apache/cassandra/db/ColumnFamilyStore.java   | 15 +++++++++++++++
 .../cassandra/db/compaction/CompactionTask.java      |  4 +++-
 3 files changed, 19 insertions(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cassandra/blob/0d4065e5/CHANGES.txt
----------------------------------------------------------------------
diff --cc CHANGES.txt
index c0480d7,b3c76ed..7a32693
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@@ -1,23 -1,7 +1,24 @@@
 -2.1.7
 +2.2
 + * Update cqlsh for UDFs (CASSANDRA-7556)
 + * Change Windows kernel default timer resolution (CASSANDRA-9634)
 + * Deprected sstable2json and json2sstable (CASSANDRA-9618)
 + * Allow native functions in user-defined aggregates (CASSANDRA-9542)
 + * Don't repair system_distributed by default (CASSANDRA-9621)
 + * Fix mixing min, max, and count aggregates for blob type (CASSANRA-9622)
 + * Rename class for DATE type in Java driver (CASSANDRA-9563)
 + * Duplicate compilation of UDFs on coordinator (CASSANDRA-9475)
 + * Fix connection leak in CqlRecordWriter (CASSANDRA-9576)
 + * Mlockall before opening system sstables & remove boot_without_jna option (CASSANDRA-9573)
 + * Add functions to convert timeuuid to date or time, deprecate dateOf and unixTimestampOf (CASSANDRA-9229)
 + * Make sure we cancel non-compacting sstables from LifecycleTransaction (CASSANDRA-9566)
 + * Fix deprecated repair JMX API (CASSANDRA-9570)
 + * Add logback metrics (CASSANDRA-9378)
 + * Update and refactor ant test/test-compression to run the tests in parallel (CASSANDRA-9583)
 +Merged from 2.1:
+  * ColumnFamilyStore.selectAndReference may block during compaction (CASSANDRA-9637)
   * Fix bug in cardinality check when compacting (CASSANDRA-9580)
   * Fix memory leak in Ref due to ConcurrentLinkedQueue.remove() behaviour (CASSANDRA-9549)
 + * Make rebuild only run one at a time (CASSANDRA-9119)
  Merged from 2.0
   * 'WITH WITH' in alter keyspace statements causes NPE (CASSANDRA-9565)
   * Expose some internals of SelectStatement for inspection (CASSANDRA-9532)

http://git-wip-us.apache.org/repos/asf/cassandra/blob/0d4065e5/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
----------------------------------------------------------------------
diff --cc src/java/org/apache/cassandra/db/ColumnFamilyStore.java
index e9512f5,a01bb49..cd4b831
--- a/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
+++ b/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
@@@ -1823,9 -1849,9 +1823,10 @@@ public class ColumnFamilyStore implemen
          return repairedSSTables;
      }
  
 -    public RefViewFragment selectAndReference(Function<DataTracker.View, List<SSTableReader>> filter)
 +    @SuppressWarnings("resource")
 +    public RefViewFragment selectAndReference(Function<View, List<SSTableReader>> filter)
      {
+         long failingSince = -1L;
          while (true)
          {
              ViewFragment view = select(filter);

http://git-wip-us.apache.org/repos/asf/cassandra/blob/0d4065e5/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
----------------------------------------------------------------------
diff --cc src/java/org/apache/cassandra/db/compaction/CompactionTask.java
index 7089016,751f8f3..6aa59e4
--- a/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
+++ b/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
@@@ -42,10 -39,13 +42,11 @@@ import org.apache.cassandra.config.Data
  import org.apache.cassandra.db.ColumnFamilyStore;
  import org.apache.cassandra.db.SystemKeyspace;
  import org.apache.cassandra.db.compaction.CompactionManager.CompactionExecutorStatsCollector;
 -import org.apache.cassandra.io.sstable.SSTableReader;
 -import org.apache.cassandra.io.sstable.SSTableRewriter;
 -import org.apache.cassandra.io.sstable.SSTableWriter;
 -import org.apache.cassandra.io.sstable.metadata.MetadataCollector;
 +import org.apache.cassandra.db.lifecycle.LifecycleTransaction;
  import org.apache.cassandra.service.ActiveRepairService;
  import org.apache.cassandra.utils.CloseableIterator;
 +import org.apache.cassandra.utils.UUIDGen;
+ import org.apache.cassandra.utils.concurrent.Refs;
  
  public class CompactionTask extends AbstractCompactionTask
  {
@@@ -157,36 -160,46 +158,37 @@@
              // SSTableScanners need to be closed before markCompactedSSTablesReplaced call as scanners contain references
              // to both ifile and dfile and SSTR will throw deletion errors on Windows if it tries to delete before scanner is closed.
              // See CASSANDRA-8019 and CASSANDRA-8399
-             try (AbstractCompactionStrategy.ScannerList scanners = strategy.getScanners(actuallyCompact))
+             try (Refs<SSTableReader> refs = Refs.ref(actuallyCompact);
+                  AbstractCompactionStrategy.ScannerList scanners = strategy.getScanners(actuallyCompact))
              {
 -                ci = new CompactionIterable(compactionType, scanners.scanners, controller);
 -                Iterator<AbstractCompactedRow> iter = ci.iterator();
 -                // we can't preheat until the tracker has been set. This doesn't happen until we tell the cfs to
 -                // replace the old entries.  Track entries to preheat here until then.
 -                long minRepairedAt = getMinRepairedAt(actuallyCompact);
 -                // we only need the age of the data that we're actually retaining
 -                long maxAge = getMaxDataAge(actuallyCompact);
 -                if (collector != null)
 -                    collector.beginCompaction(ci);
 -                long lastCheckObsoletion = start;
 -                SSTableRewriter writer = new SSTableRewriter(cfs, sstables, maxAge, offline);
 -                try
 +                ci = new CompactionIterable(compactionType, scanners.scanners, controller, sstableFormat, taskId);
 +                try (CloseableIterator<AbstractCompactedRow> iter = ci.iterator())
                  {
 +                    if (collector != null)
 +                        collector.beginCompaction(ci);
 +                    long lastCheckObsoletion = start;
 +
                      if (!controller.cfs.getCompactionStrategy().isActive)
 -                       throw new CompactionInterruptedException(ci.getCompactionInfo());
 -                    if (!iter.hasNext())
 -                    {
 -                        // don't mark compacted in the finally block, since if there _is_ nondeleted data,
 -                        // we need to sync it (via closeAndOpen) first, so there is no period during which
 -                        // a crash could cause data loss.
 -                        cfs.markObsolete(sstables, compactionType);
 -                        return;
 -                    }
 +                        throw new CompactionInterruptedException(ci.getCompactionInfo());
  
 -                    writer.switchWriter(createCompactionWriter(cfs.directories.getLocationForDisk(getWriteDirectory(expectedSSTableSize)), keysPerSSTable, minRepairedAt));
 -                    while (iter.hasNext())
 +                    try (CompactionAwareWriter writer = getCompactionAwareWriter(cfs, transaction, actuallyCompact))
                      {
 -                        if (ci.isStopRequested())
 -                            throw new CompactionInterruptedException(ci.getCompactionInfo());
 -
 -                        AbstractCompactedRow row = iter.next();
 -                        if (writer.append(row) != null)
 +                        estimatedKeys = writer.estimatedKeys();
 +                        while (iter.hasNext())
                          {
 -                            totalKeysWritten++;
 -                            if (newSSTableSegmentThresholdReached(writer.currentWriter()))
 +                            if (ci.isStopRequested())
 +                                throw new CompactionInterruptedException(ci.getCompactionInfo());
 +
 +                            try (AbstractCompactedRow row = iter.next())
                              {
 -                                writer.switchWriter(createCompactionWriter(cfs.directories.getLocationForDisk(getWriteDirectory(expectedSSTableSize)), keysPerSSTable, minRepairedAt));
 +                                if (writer.append(row))
 +                                    totalKeysWritten++;
 +
 +                                if (System.nanoTime() - lastCheckObsoletion > TimeUnit.MINUTES.toNanos(1L))
 +                                {
 +                                    controller.maybeRefreshOverlaps();
 +                                    lastCheckObsoletion = System.nanoTime();
 +                                }
                              }
                          }
  


[2/6] cassandra git commit: ColumnFamilyStore.selectAndReference may block during compaction

Posted by be...@apache.org.
ColumnFamilyStore.selectAndReference may block during compaction

patch by benedict; reviewed by aleksey for CASSANDRA-9637


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/3caf0e02
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/3caf0e02
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/3caf0e02

Branch: refs/heads/cassandra-2.2
Commit: 3caf0e02970b8da90d154d81d769662057d7c772
Parents: b969496
Author: Benedict Elliott Smith <be...@apache.org>
Authored: Wed Jun 24 00:13:55 2015 +0100
Committer: Benedict Elliott Smith <be...@apache.org>
Committed: Wed Jun 24 00:13:55 2015 +0100

----------------------------------------------------------------------
 CHANGES.txt                                          |  1 +
 .../org/apache/cassandra/db/ColumnFamilyStore.java   | 15 +++++++++++++++
 .../cassandra/db/compaction/CompactionTask.java      |  4 +++-
 3 files changed, 19 insertions(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cassandra/blob/3caf0e02/CHANGES.txt
----------------------------------------------------------------------
diff --git a/CHANGES.txt b/CHANGES.txt
index 28b145b..b3c76ed 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,4 +1,5 @@
 2.1.7
+ * ColumnFamilyStore.selectAndReference may block during compaction (CASSANDRA-9637)
  * Fix bug in cardinality check when compacting (CASSANDRA-9580)
  * Fix memory leak in Ref due to ConcurrentLinkedQueue.remove() behaviour (CASSANDRA-9549)
 Merged from 2.0

http://git-wip-us.apache.org/repos/asf/cassandra/blob/3caf0e02/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/ColumnFamilyStore.java b/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
index bd39409..a01bb49 100644
--- a/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
+++ b/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
@@ -1851,12 +1851,27 @@ public class ColumnFamilyStore implements ColumnFamilyStoreMBean
 
     public RefViewFragment selectAndReference(Function<DataTracker.View, List<SSTableReader>> filter)
     {
+        long failingSince = -1L;
         while (true)
         {
             ViewFragment view = select(filter);
             Refs<SSTableReader> refs = Refs.tryRef(view.sstables);
             if (refs != null)
                 return new RefViewFragment(view.sstables, view.memtables, refs);
+            if (failingSince <= 0)
+            {
+                failingSince = System.nanoTime();
+            }
+            else if (TimeUnit.MILLISECONDS.toNanos(100) > System.nanoTime() - failingSince)
+            {
+                List<SSTableReader> released = new ArrayList<>();
+                for (SSTableReader reader : view.sstables)
+                    if (reader.selfRef().globalCount() == 0)
+                        released.add(reader);
+                logger.info("Spinning trying to capture released readers {}", released);
+                logger.info("Spinning trying to capture all readers {}", view.sstables);
+                failingSince = System.nanoTime();
+            }
         }
     }
 

http://git-wip-us.apache.org/repos/asf/cassandra/blob/3caf0e02/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/compaction/CompactionTask.java b/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
index 392034c..751f8f3 100644
--- a/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
+++ b/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
@@ -45,6 +45,7 @@ import org.apache.cassandra.io.sstable.SSTableWriter;
 import org.apache.cassandra.io.sstable.metadata.MetadataCollector;
 import org.apache.cassandra.service.ActiveRepairService;
 import org.apache.cassandra.utils.CloseableIterator;
+import org.apache.cassandra.utils.concurrent.Refs;
 
 public class CompactionTask extends AbstractCompactionTask
 {
@@ -159,7 +160,8 @@ public class CompactionTask extends AbstractCompactionTask
             // SSTableScanners need to be closed before markCompactedSSTablesReplaced call as scanners contain references
             // to both ifile and dfile and SSTR will throw deletion errors on Windows if it tries to delete before scanner is closed.
             // See CASSANDRA-8019 and CASSANDRA-8399
-            try (AbstractCompactionStrategy.ScannerList scanners = strategy.getScanners(actuallyCompact))
+            try (Refs<SSTableReader> refs = Refs.ref(actuallyCompact);
+                 AbstractCompactionStrategy.ScannerList scanners = strategy.getScanners(actuallyCompact))
             {
                 ci = new CompactionIterable(compactionType, scanners.scanners, controller);
                 Iterator<AbstractCompactedRow> iter = ci.iterator();


[3/6] cassandra git commit: ColumnFamilyStore.selectAndReference may block during compaction

Posted by be...@apache.org.
ColumnFamilyStore.selectAndReference may block during compaction

patch by benedict; reviewed by aleksey for CASSANDRA-9637


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/3caf0e02
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/3caf0e02
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/3caf0e02

Branch: refs/heads/trunk
Commit: 3caf0e02970b8da90d154d81d769662057d7c772
Parents: b969496
Author: Benedict Elliott Smith <be...@apache.org>
Authored: Wed Jun 24 00:13:55 2015 +0100
Committer: Benedict Elliott Smith <be...@apache.org>
Committed: Wed Jun 24 00:13:55 2015 +0100

----------------------------------------------------------------------
 CHANGES.txt                                          |  1 +
 .../org/apache/cassandra/db/ColumnFamilyStore.java   | 15 +++++++++++++++
 .../cassandra/db/compaction/CompactionTask.java      |  4 +++-
 3 files changed, 19 insertions(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cassandra/blob/3caf0e02/CHANGES.txt
----------------------------------------------------------------------
diff --git a/CHANGES.txt b/CHANGES.txt
index 28b145b..b3c76ed 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,4 +1,5 @@
 2.1.7
+ * ColumnFamilyStore.selectAndReference may block during compaction (CASSANDRA-9637)
  * Fix bug in cardinality check when compacting (CASSANDRA-9580)
  * Fix memory leak in Ref due to ConcurrentLinkedQueue.remove() behaviour (CASSANDRA-9549)
 Merged from 2.0

http://git-wip-us.apache.org/repos/asf/cassandra/blob/3caf0e02/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/ColumnFamilyStore.java b/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
index bd39409..a01bb49 100644
--- a/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
+++ b/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
@@ -1851,12 +1851,27 @@ public class ColumnFamilyStore implements ColumnFamilyStoreMBean
 
     public RefViewFragment selectAndReference(Function<DataTracker.View, List<SSTableReader>> filter)
     {
+        long failingSince = -1L;
         while (true)
         {
             ViewFragment view = select(filter);
             Refs<SSTableReader> refs = Refs.tryRef(view.sstables);
             if (refs != null)
                 return new RefViewFragment(view.sstables, view.memtables, refs);
+            if (failingSince <= 0)
+            {
+                failingSince = System.nanoTime();
+            }
+            else if (TimeUnit.MILLISECONDS.toNanos(100) > System.nanoTime() - failingSince)
+            {
+                List<SSTableReader> released = new ArrayList<>();
+                for (SSTableReader reader : view.sstables)
+                    if (reader.selfRef().globalCount() == 0)
+                        released.add(reader);
+                logger.info("Spinning trying to capture released readers {}", released);
+                logger.info("Spinning trying to capture all readers {}", view.sstables);
+                failingSince = System.nanoTime();
+            }
         }
     }
 

http://git-wip-us.apache.org/repos/asf/cassandra/blob/3caf0e02/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/compaction/CompactionTask.java b/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
index 392034c..751f8f3 100644
--- a/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
+++ b/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
@@ -45,6 +45,7 @@ import org.apache.cassandra.io.sstable.SSTableWriter;
 import org.apache.cassandra.io.sstable.metadata.MetadataCollector;
 import org.apache.cassandra.service.ActiveRepairService;
 import org.apache.cassandra.utils.CloseableIterator;
+import org.apache.cassandra.utils.concurrent.Refs;
 
 public class CompactionTask extends AbstractCompactionTask
 {
@@ -159,7 +160,8 @@ public class CompactionTask extends AbstractCompactionTask
             // SSTableScanners need to be closed before markCompactedSSTablesReplaced call as scanners contain references
             // to both ifile and dfile and SSTR will throw deletion errors on Windows if it tries to delete before scanner is closed.
             // See CASSANDRA-8019 and CASSANDRA-8399
-            try (AbstractCompactionStrategy.ScannerList scanners = strategy.getScanners(actuallyCompact))
+            try (Refs<SSTableReader> refs = Refs.ref(actuallyCompact);
+                 AbstractCompactionStrategy.ScannerList scanners = strategy.getScanners(actuallyCompact))
             {
                 ci = new CompactionIterable(compactionType, scanners.scanners, controller);
                 Iterator<AbstractCompactedRow> iter = ci.iterator();


[4/6] cassandra git commit: Merge branch 'cassandra-2.1' into cassandra-2.2

Posted by be...@apache.org.
Merge branch 'cassandra-2.1' into cassandra-2.2

Conflicts:
	CHANGES.txt
	src/java/org/apache/cassandra/db/compaction/CompactionTask.java


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/0d4065e5
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/0d4065e5
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/0d4065e5

Branch: refs/heads/trunk
Commit: 0d4065e58ad34a5c6ef525aa72cb1cfe859a5b0a
Parents: c889bab 3caf0e0
Author: Benedict Elliott Smith <be...@apache.org>
Authored: Wed Jun 24 00:14:36 2015 +0100
Committer: Benedict Elliott Smith <be...@apache.org>
Committed: Wed Jun 24 00:14:36 2015 +0100

----------------------------------------------------------------------
 CHANGES.txt                                          |  1 +
 .../org/apache/cassandra/db/ColumnFamilyStore.java   | 15 +++++++++++++++
 .../cassandra/db/compaction/CompactionTask.java      |  4 +++-
 3 files changed, 19 insertions(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cassandra/blob/0d4065e5/CHANGES.txt
----------------------------------------------------------------------
diff --cc CHANGES.txt
index c0480d7,b3c76ed..7a32693
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@@ -1,23 -1,7 +1,24 @@@
 -2.1.7
 +2.2
 + * Update cqlsh for UDFs (CASSANDRA-7556)
 + * Change Windows kernel default timer resolution (CASSANDRA-9634)
 + * Deprected sstable2json and json2sstable (CASSANDRA-9618)
 + * Allow native functions in user-defined aggregates (CASSANDRA-9542)
 + * Don't repair system_distributed by default (CASSANDRA-9621)
 + * Fix mixing min, max, and count aggregates for blob type (CASSANRA-9622)
 + * Rename class for DATE type in Java driver (CASSANDRA-9563)
 + * Duplicate compilation of UDFs on coordinator (CASSANDRA-9475)
 + * Fix connection leak in CqlRecordWriter (CASSANDRA-9576)
 + * Mlockall before opening system sstables & remove boot_without_jna option (CASSANDRA-9573)
 + * Add functions to convert timeuuid to date or time, deprecate dateOf and unixTimestampOf (CASSANDRA-9229)
 + * Make sure we cancel non-compacting sstables from LifecycleTransaction (CASSANDRA-9566)
 + * Fix deprecated repair JMX API (CASSANDRA-9570)
 + * Add logback metrics (CASSANDRA-9378)
 + * Update and refactor ant test/test-compression to run the tests in parallel (CASSANDRA-9583)
 +Merged from 2.1:
+  * ColumnFamilyStore.selectAndReference may block during compaction (CASSANDRA-9637)
   * Fix bug in cardinality check when compacting (CASSANDRA-9580)
   * Fix memory leak in Ref due to ConcurrentLinkedQueue.remove() behaviour (CASSANDRA-9549)
 + * Make rebuild only run one at a time (CASSANDRA-9119)
  Merged from 2.0
   * 'WITH WITH' in alter keyspace statements causes NPE (CASSANDRA-9565)
   * Expose some internals of SelectStatement for inspection (CASSANDRA-9532)

http://git-wip-us.apache.org/repos/asf/cassandra/blob/0d4065e5/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
----------------------------------------------------------------------
diff --cc src/java/org/apache/cassandra/db/ColumnFamilyStore.java
index e9512f5,a01bb49..cd4b831
--- a/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
+++ b/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
@@@ -1823,9 -1849,9 +1823,10 @@@ public class ColumnFamilyStore implemen
          return repairedSSTables;
      }
  
 -    public RefViewFragment selectAndReference(Function<DataTracker.View, List<SSTableReader>> filter)
 +    @SuppressWarnings("resource")
 +    public RefViewFragment selectAndReference(Function<View, List<SSTableReader>> filter)
      {
+         long failingSince = -1L;
          while (true)
          {
              ViewFragment view = select(filter);

http://git-wip-us.apache.org/repos/asf/cassandra/blob/0d4065e5/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
----------------------------------------------------------------------
diff --cc src/java/org/apache/cassandra/db/compaction/CompactionTask.java
index 7089016,751f8f3..6aa59e4
--- a/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
+++ b/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
@@@ -42,10 -39,13 +42,11 @@@ import org.apache.cassandra.config.Data
  import org.apache.cassandra.db.ColumnFamilyStore;
  import org.apache.cassandra.db.SystemKeyspace;
  import org.apache.cassandra.db.compaction.CompactionManager.CompactionExecutorStatsCollector;
 -import org.apache.cassandra.io.sstable.SSTableReader;
 -import org.apache.cassandra.io.sstable.SSTableRewriter;
 -import org.apache.cassandra.io.sstable.SSTableWriter;
 -import org.apache.cassandra.io.sstable.metadata.MetadataCollector;
 +import org.apache.cassandra.db.lifecycle.LifecycleTransaction;
  import org.apache.cassandra.service.ActiveRepairService;
  import org.apache.cassandra.utils.CloseableIterator;
 +import org.apache.cassandra.utils.UUIDGen;
+ import org.apache.cassandra.utils.concurrent.Refs;
  
  public class CompactionTask extends AbstractCompactionTask
  {
@@@ -157,36 -160,46 +158,37 @@@
              // SSTableScanners need to be closed before markCompactedSSTablesReplaced call as scanners contain references
              // to both ifile and dfile and SSTR will throw deletion errors on Windows if it tries to delete before scanner is closed.
              // See CASSANDRA-8019 and CASSANDRA-8399
-             try (AbstractCompactionStrategy.ScannerList scanners = strategy.getScanners(actuallyCompact))
+             try (Refs<SSTableReader> refs = Refs.ref(actuallyCompact);
+                  AbstractCompactionStrategy.ScannerList scanners = strategy.getScanners(actuallyCompact))
              {
 -                ci = new CompactionIterable(compactionType, scanners.scanners, controller);
 -                Iterator<AbstractCompactedRow> iter = ci.iterator();
 -                // we can't preheat until the tracker has been set. This doesn't happen until we tell the cfs to
 -                // replace the old entries.  Track entries to preheat here until then.
 -                long minRepairedAt = getMinRepairedAt(actuallyCompact);
 -                // we only need the age of the data that we're actually retaining
 -                long maxAge = getMaxDataAge(actuallyCompact);
 -                if (collector != null)
 -                    collector.beginCompaction(ci);
 -                long lastCheckObsoletion = start;
 -                SSTableRewriter writer = new SSTableRewriter(cfs, sstables, maxAge, offline);
 -                try
 +                ci = new CompactionIterable(compactionType, scanners.scanners, controller, sstableFormat, taskId);
 +                try (CloseableIterator<AbstractCompactedRow> iter = ci.iterator())
                  {
 +                    if (collector != null)
 +                        collector.beginCompaction(ci);
 +                    long lastCheckObsoletion = start;
 +
                      if (!controller.cfs.getCompactionStrategy().isActive)
 -                       throw new CompactionInterruptedException(ci.getCompactionInfo());
 -                    if (!iter.hasNext())
 -                    {
 -                        // don't mark compacted in the finally block, since if there _is_ nondeleted data,
 -                        // we need to sync it (via closeAndOpen) first, so there is no period during which
 -                        // a crash could cause data loss.
 -                        cfs.markObsolete(sstables, compactionType);
 -                        return;
 -                    }
 +                        throw new CompactionInterruptedException(ci.getCompactionInfo());
  
 -                    writer.switchWriter(createCompactionWriter(cfs.directories.getLocationForDisk(getWriteDirectory(expectedSSTableSize)), keysPerSSTable, minRepairedAt));
 -                    while (iter.hasNext())
 +                    try (CompactionAwareWriter writer = getCompactionAwareWriter(cfs, transaction, actuallyCompact))
                      {
 -                        if (ci.isStopRequested())
 -                            throw new CompactionInterruptedException(ci.getCompactionInfo());
 -
 -                        AbstractCompactedRow row = iter.next();
 -                        if (writer.append(row) != null)
 +                        estimatedKeys = writer.estimatedKeys();
 +                        while (iter.hasNext())
                          {
 -                            totalKeysWritten++;
 -                            if (newSSTableSegmentThresholdReached(writer.currentWriter()))
 +                            if (ci.isStopRequested())
 +                                throw new CompactionInterruptedException(ci.getCompactionInfo());
 +
 +                            try (AbstractCompactedRow row = iter.next())
                              {
 -                                writer.switchWriter(createCompactionWriter(cfs.directories.getLocationForDisk(getWriteDirectory(expectedSSTableSize)), keysPerSSTable, minRepairedAt));
 +                                if (writer.append(row))
 +                                    totalKeysWritten++;
 +
 +                                if (System.nanoTime() - lastCheckObsoletion > TimeUnit.MINUTES.toNanos(1L))
 +                                {
 +                                    controller.maybeRefreshOverlaps();
 +                                    lastCheckObsoletion = System.nanoTime();
 +                                }
                              }
                          }
  


[6/6] cassandra git commit: Merge branch 'cassandra-2.2' into trunk

Posted by be...@apache.org.
Merge branch 'cassandra-2.2' into trunk


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/b7e72e1e
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/b7e72e1e
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/b7e72e1e

Branch: refs/heads/trunk
Commit: b7e72e1eefcd883c2cbc757ae42e455699d50bfd
Parents: 1902653 0d4065e
Author: Benedict Elliott Smith <be...@apache.org>
Authored: Wed Jun 24 00:14:49 2015 +0100
Committer: Benedict Elliott Smith <be...@apache.org>
Committed: Wed Jun 24 00:14:49 2015 +0100

----------------------------------------------------------------------
 CHANGES.txt                                          |  1 +
 .../org/apache/cassandra/db/ColumnFamilyStore.java   | 15 +++++++++++++++
 .../cassandra/db/compaction/CompactionTask.java      |  4 +++-
 3 files changed, 19 insertions(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cassandra/blob/b7e72e1e/CHANGES.txt
----------------------------------------------------------------------

http://git-wip-us.apache.org/repos/asf/cassandra/blob/b7e72e1e/src/java/org/apache/cassandra/db/ColumnFamilyStore.java
----------------------------------------------------------------------

http://git-wip-us.apache.org/repos/asf/cassandra/blob/b7e72e1e/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
----------------------------------------------------------------------
diff --cc src/java/org/apache/cassandra/db/compaction/CompactionTask.java
index 17e55bf,6aa59e4..7dbeb44
--- a/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
+++ b/src/java/org/apache/cassandra/db/compaction/CompactionTask.java
@@@ -157,9 -158,9 +158,10 @@@ public class CompactionTask extends Abs
              // SSTableScanners need to be closed before markCompactedSSTablesReplaced call as scanners contain references
              // to both ifile and dfile and SSTR will throw deletion errors on Windows if it tries to delete before scanner is closed.
              // See CASSANDRA-8019 and CASSANDRA-8399
-             try (AbstractCompactionStrategy.ScannerList scanners = strategy.getScanners(actuallyCompact))
+             try (Refs<SSTableReader> refs = Refs.ref(actuallyCompact);
+                  AbstractCompactionStrategy.ScannerList scanners = strategy.getScanners(actuallyCompact))
              {
 +
                  ci = new CompactionIterable(compactionType, scanners.scanners, controller, sstableFormat, taskId);
                  try (CloseableIterator<AbstractCompactedRow> iter = ci.iterator())
                  {