Hexiaoqiao commented on a change in pull request #1028: HDFS-14617 - Improve
fsimage load time by writing sub-sections to the fsimage index
URL: https://github.com/apache/hadoop/pull/1028#discussion_r301355625
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File path:
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSImageFormatProtobuf.java
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@@ -462,6 +619,60 @@ long save(File file, FSImageCompression compression)
throws IOException {
}
}
+ private void enableSubSectionsIfRequired() {
+ boolean parallelEnabled = conf.getBoolean(
+ DFSConfigKeys.DFS_IMAGE_PARALLEL_LOAD_KEY,
+ DFSConfigKeys.DFS_IMAGE_PARALLEL_LOAD_DEFAULT);
+ int inodeThreshold = conf.getInt(
+ DFSConfigKeys.DFS_IMAGE_PARALLEL_INODE_THRESHOLD_KEY,
+ DFSConfigKeys.DFS_IMAGE_PARALLEL_INODE_THRESHOLD_DEFAULT);
+ int targetSections = conf.getInt(
+ DFSConfigKeys.DFS_IMAGE_PARALLEL_TARGET_SECTIONS_KEY,
+ DFSConfigKeys.DFS_IMAGE_PARALLEL_TARGET_SECTIONS_DEFAULT);
+ boolean compressionEnabled = conf.getBoolean(
+ DFSConfigKeys.DFS_IMAGE_COMPRESS_KEY,
+ DFSConfigKeys.DFS_IMAGE_COMPRESS_DEFAULT);
+
Review comment:
Redundant empty lines.
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