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* master: Fix out-of-bounds exception in RepoCommand#relative Fix null return from FS.readPipe when command fails to launch RenameDetector: Clarify rename limits <= 0 Remove unnecessary cast for DfsReader Allow DfsReader to be subclassed Track read IO for DfsReader Fix javadoc of TooLargeObjectInPackException Exclude refs/tags from bitmap commit selection Change-Id: I9cd20ded108d2e5d81fa1f0c2cb9aa0eabe1f256stable-4.8
Matthias Sohn
8 years ago
22 changed files with 394 additions and 96 deletions
@ -0,0 +1,139 @@ |
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/* |
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* Copyright (C) 2017, Google Inc. |
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* and other copyright owners as documented in the project's IP log. |
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* |
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* This program and the accompanying materials are made available |
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* under the terms of the Eclipse Distribution License v1.0 which |
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* accompanies this distribution, is reproduced below, and is |
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* available at http://www.eclipse.org/org/documents/edl-v10.php
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* |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or |
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* without modification, are permitted provided that the following |
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* conditions are met: |
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* |
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* - Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* - Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following |
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* disclaimer in the documentation and/or other materials provided |
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* with the distribution. |
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* |
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* - Neither the name of the Eclipse Foundation, Inc. nor the |
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* names of its contributors may be used to endorse or promote |
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* products derived from this software without specific prior |
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* written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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package org.eclipse.jgit.internal.storage.dfs; |
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/** IO statistics for a {@link DfsReader}. */ |
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public class DfsReaderIoStats { |
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/** POJO to accumulate IO statistics. */ |
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public static class Accumulator { |
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/** Number of times the reader explicitly called scanPacks. */ |
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long scanPacks; |
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/** Total number of complete pack indexes read into memory. */ |
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long readIdx; |
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/** Total number of complete bitmap indexes read into memory. */ |
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long readBitmap; |
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/** Total number of bytes read from indexes. */ |
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long readIdxBytes; |
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/** Total microseconds spent reading pack or bitmap indexes. */ |
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long readIdxMicros; |
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/** Total number of block cache hits. */ |
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long blockCacheHit; |
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/** Total number of discrete blocks read from pack file(s). */ |
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long readBlock; |
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/** Total number of compressed bytes read as block sized units. */ |
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long readBlockBytes; |
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/** Total microseconds spent reading {@link #readBlock} blocks. */ |
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long readBlockMicros; |
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/** Total number of bytes decompressed. */ |
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long inflatedBytes; |
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Accumulator() { |
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} |
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} |
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private final Accumulator stats; |
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DfsReaderIoStats(Accumulator stats) { |
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this.stats = stats; |
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} |
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/** @return number of times the reader explicitly called scanPacks. */ |
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public long getScanPacks() { |
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return stats.scanPacks; |
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} |
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/** @return total number of complete pack indexes read into memory. */ |
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public long getReadPackIndexCount() { |
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return stats.readIdx; |
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} |
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/** @return total number of complete bitmap indexes read into memory. */ |
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public long getReadBitmapIndexCount() { |
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return stats.readBitmap; |
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} |
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/** @return total number of bytes read from indexes. */ |
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public long getReadIndexBytes() { |
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return stats.readIdxBytes; |
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} |
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/** @return total microseconds spent reading pack or bitmap indexes. */ |
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public long getReadIndexMicros() { |
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return stats.readIdxMicros; |
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} |
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/** @return total number of block cache hits. */ |
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public long getBlockCacheHits() { |
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return stats.blockCacheHit; |
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} |
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/** @return total number of discrete blocks read from pack file(s). */ |
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public long getReadBlocksCount() { |
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return stats.readBlock; |
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} |
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/** @return total number of compressed bytes read as block sized units. */ |
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public long getReadBlocksBytes() { |
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return stats.readBlockBytes; |
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} |
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/** @return total microseconds spent reading blocks. */ |
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public long getReadBlocksMicros() { |
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return stats.readBlockMicros; |
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} |
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/** @return total number of bytes decompressed. */ |
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public long getInflatedBytes() { |
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return stats.inflatedBytes; |
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} |
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} |
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