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HDFS-12438. Rename dfs.datanode.ec.reconstruction.stripedblock.threads.size to dfs.datanode.ec.reconstruction.threads. Contributed by Andrew Wang

This commit is contained in:
Kai Zheng 2017-09-14 15:39:10 +08:00
parent c92c1d521e
commit e12f3e85bd
5 changed files with 7 additions and 7 deletions
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4
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
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@ -573,8 +573,8 @@ public class DFSConfigKeys extends CommonConfigurationKeys {
public static final int DFS_DN_EC_RECONSTRUCTION_STRIPED_READ_BUFFER_SIZE_DEFAULT = 64 * 1024;
public static final String DFS_DN_EC_RECONSTRUCTION_STRIPED_READ_TIMEOUT_MILLIS_KEY = "dfs.datanode.ec.reconstruction.stripedread.timeout.millis";
public static final int DFS_DN_EC_RECONSTRUCTION_STRIPED_READ_TIMEOUT_MILLIS_DEFAULT = 5000; //5s
public static final String DFS_DN_EC_RECONSTRUCTION_STRIPED_BLK_THREADS_KEY = "dfs.datanode.ec.reconstruction.stripedblock.threads.size";
public static final int DFS_DN_EC_RECONSTRUCTION_STRIPED_BLK_THREADS_DEFAULT = 8;
public static final String DFS_DN_EC_RECONSTRUCTION_THREADS_KEY = "dfs.datanode.ec.reconstruction.threads";
public static final int DFS_DN_EC_RECONSTRUCTION_THREADS_DEFAULT = 8;
public static final String
DFS_DATANODE_DIRECTORYSCAN_THROTTLE_LIMIT_MS_PER_SEC_KEY =

4
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/erasurecode/ErasureCodingWorker.java
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@ -55,8 +55,8 @@ public final class ErasureCodingWorker {
initializeStripedReadThreadPool();
initializeStripedBlkReconstructionThreadPool(conf.getInt(
DFSConfigKeys.DFS_DN_EC_RECONSTRUCTION_STRIPED_BLK_THREADS_KEY,
DFSConfigKeys.DFS_DN_EC_RECONSTRUCTION_STRIPED_BLK_THREADS_DEFAULT));
DFSConfigKeys.DFS_DN_EC_RECONSTRUCTION_THREADS_KEY,
DFSConfigKeys.DFS_DN_EC_RECONSTRUCTION_THREADS_DEFAULT));
}
private void initializeStripedReadThreadPool() {

2
hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
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@ -3046,7 +3046,7 @@
</property>
<property>
<name>dfs.datanode.ec.reconstruction.stripedblock.threads.size</name>
<name>dfs.datanode.ec.reconstruction.threads</name>
<value>8</value>
<description>
Number of threads used by the Datanode for background

2
hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSErasureCoding.md
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@ -135,7 +135,7 @@ Deployment
1. `dfs.datanode.ec.reconstruction.stripedread.timeout.millis` - Timeout for striped reads. Default value is 5000 ms.
1. `dfs.datanode.ec.reconstruction.stripedread.buffer.size` - Buffer size for reader service. Default value is 64KB.
1. `dfs.datanode.ec.reconstruction.stripedblock.threads.size` - Number of threads used by the Datanode for background reconstruction work. Default value is 8 threads.
1. `dfs.datanode.ec.reconstruction.threads` - Number of threads used by the Datanode for background reconstruction work. Default value is 8 threads.
### Enable Intel ISA-L

2
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestReconstructStripedFile.java
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@ -447,7 +447,7 @@ public class TestReconstructStripedFile {
conf.setInt(
DFSConfigKeys.DFS_NAMENODE_RECONSTRUCTION_PENDING_TIMEOUT_SEC_KEY, 10);
conf.setInt(DFSConfigKeys.DFS_NAMENODE_REPLICATION_MAX_STREAMS_KEY, 20);
conf.setInt(DFSConfigKeys.DFS_DN_EC_RECONSTRUCTION_STRIPED_BLK_THREADS_KEY,
conf.setInt(DFSConfigKeys.DFS_DN_EC_RECONSTRUCTION_THREADS_KEY,
2);
cluster = new MiniDFSCluster.Builder(conf)
.numDataNodes(numDataNodes).build();