Package org.apache.cassandra.db.commitlog

Examples of org.apache.cassandra.db.commitlog.CommitLogSegment

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    /**
     * Forces a disk flush on the commit log files that need it.  Blocking.
     */
    public void sync(boolean syncAllSegments)
    {
        CommitLogSegment current = allocator.allocatingFrom();
        for (CommitLogSegment segment : allocator.getActiveSegments())
        {
            if (!syncAllSegments && segment.id > current.id)
                return;
            segment.sync();
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        // flushed CF as clean, until we reach the segment file containing the ReplayPosition passed
        // in the arguments. Any segments that become unused after they are marked clean will be
        // recycled or discarded.
        for (Iterator<CommitLogSegment> iter = allocator.getActiveSegments().iterator(); iter.hasNext();)
        {
            CommitLogSegment segment = iter.next();
            segment.markClean(cfId, context);

            if (segment.isUnused())
            {
                logger.debug("Commit log segment {} is unused", segment);
                allocator.recycleSegment(segment);
            }
            else
            {
                logger.debug("Not safe to delete{} commit log segment {}; dirty is {}",
                        (iter.hasNext() ? "" : " active"), segment, segment.dirtyString());
            }

            // Don't mark or try to delete any newer segments once we've reached the one containing the
            // position of the flush.
            if (segment.contains(context))
                break;
        }
    }
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    /**
     * Forces a disk flush on the commit log files that need it.  Blocking.
     */
    public void sync(boolean syncAllSegments)
    {
        CommitLogSegment current = allocator.allocatingFrom();
        for (CommitLogSegment segment : allocator.getActiveSegments())
        {
            if (!syncAllSegments && segment.id > current.id)
                return;
            segment.sync();
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        // flushed CF as clean, until we reach the segment file containing the ReplayPosition passed
        // in the arguments. Any segments that become unused after they are marked clean will be
        // recycled or discarded.
        for (Iterator<CommitLogSegment> iter = allocator.getActiveSegments().iterator(); iter.hasNext();)
        {
            CommitLogSegment segment = iter.next();
            segment.markClean(cfId, context);

            if (segment.isUnused())
            {
                logger.debug("Commit log segment {} is unused", segment);
                allocator.recycleSegment(segment);
            }
            else
            {
                logger.debug("Not safe to delete{} commit log segment {}; dirty is {}",
                        (iter.hasNext() ? "" : " active"), segment, segment.dirtyString());
            }

            // Don't mark or try to delete any newer segments once we've reached the one containing the
            // position of the flush.
            if (segment.contains(context))
                break;
        }
    }
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    /**
     * Forces a disk flush on the commit log files that need it.  Blocking.
     */
    public void sync(boolean syncAllSegments)
    {
        CommitLogSegment current = allocator.allocatingFrom();
        for (CommitLogSegment segment : allocator.getActiveSegments())
        {
            if (!syncAllSegments && segment.id > current.id)
                return;
            segment.sync();
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        // flushed CF as clean, until we reach the segment file containing the ReplayPosition passed
        // in the arguments. Any segments that become unused after they are marked clean will be
        // recycled or discarded.
        for (Iterator<CommitLogSegment> iter = allocator.getActiveSegments().iterator(); iter.hasNext();)
        {
            CommitLogSegment segment = iter.next();
            segment.markClean(cfId, context);

            if (segment.isUnused())
            {
                logger.debug("Commit log segment {} is unused", segment);
                allocator.recycleSegment(segment);
            }
            else
            {
                logger.debug("Not safe to delete{} commit log segment {}; dirty is {}",
                        (iter.hasNext() ? "" : " active"), segment, segment.dirtyString());
            }

            // Don't mark or try to delete any newer segments once we've reached the one containing the
            // position of the flush.
            if (segment.contains(context))
                break;
        }
    }
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    /**
     * Forces a disk flush on the commit log files that need it.  Blocking.
     */
    public void sync(boolean syncAllSegments)
    {
        CommitLogSegment current = allocator.allocatingFrom();
        for (CommitLogSegment segment : allocator.getActiveSegments())
        {
            if (!syncAllSegments && segment.id > current.id)
                return;
            segment.sync();
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        // flushed CF as clean, until we reach the segment file containing the ReplayPosition passed
        // in the arguments. Any segments that become unused after they are marked clean will be
        // recycled or discarded.
        for (Iterator<CommitLogSegment> iter = allocator.getActiveSegments().iterator(); iter.hasNext();)
        {
            CommitLogSegment segment = iter.next();
            segment.markClean(cfId, context);

            if (segment.isUnused())
            {
                logger.debug("Commit log segment {} is unused", segment);
                allocator.recycleSegment(segment);
            }
            else
            {
                logger.debug("Not safe to delete{} commit log segment {}; dirty is {}",
                        (iter.hasNext() ? "" : " active"), segment, segment.dirtyString());
            }

            // Don't mark or try to delete any newer segments once we've reached the one containing the
            // position of the flush.
            if (segment.contains(context))
                break;
        }
    }
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    /**
     * Forces a disk flush on the commit log files that need it.  Blocking.
     */
    public void sync(boolean syncAllSegments)
    {
        CommitLogSegment current = allocator.allocatingFrom();
        for (CommitLogSegment segment : allocator.getActiveSegments())
        {
            if (!syncAllSegments && segment.id > current.id)
                return;
            segment.sync();
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        // flushed CF as clean, until we reach the segment file containing the ReplayPosition passed
        // in the arguments. Any segments that become unused after they are marked clean will be
        // recycled or discarded.
        for (Iterator<CommitLogSegment> iter = allocator.getActiveSegments().iterator(); iter.hasNext();)
        {
            CommitLogSegment segment = iter.next();
            segment.markClean(cfId, context);

            if (segment.isUnused())
            {
                logger.debug("Commit log segment {} is unused", segment);
                allocator.recycleSegment(segment);
            }
            else
            {
                logger.debug("Not safe to delete{} commit log segment {}; dirty is {}",
                        (iter.hasNext() ? "" : " active"), segment, segment.dirtyString());
            }

            // Don't mark or try to delete any newer segments once we've reached the one containing the
            // position of the flush.
            if (segment.contains(context))
                break;
        }
    }
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Related Classes of org.apache.cassandra.db.commitlog.CommitLogSegment

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  • org.apache.cassandra.db.commitlog.CommitLog
  • org.apache.cassandra.db.Table
  • org.apache.cassandra.io.FSWriteError
  • org.apache.cassandra.io.util.BufferedRandomAccessFile
  • org.apache.cassandra.io.util.ByteBufferOutputStream
  • org.apache.cassandra.io.util.ChecksummedOutputStream
  • org.apache.cassandra.io.util.DataOutputBuffer
  • org.apache.cassandra.utils.PureJavaCrc32
  • java.nio.ByteBuffer
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