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HDFS-4418. increase default FileInputStreamCache size. Contributed by Todd Lipcon. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/HDFS-347@1434953 13f79535-47bb-0310-9956-ffa450edef68
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Todd Lipcon 2013-01-17 23:11:30 +00:00
parent 2f4e2c607e
commit 52c5b8ea9f
2 changed files with 4 additions and 2 deletions
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2
hadoop-hdfs-project/hadoop-hdfs/CHANGES.HDFS-347.txt
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@ -25,3 +25,5 @@ HDFS-4401. Fix bug in DomainSocket path validation
HDFS-4402. Some small DomainSocket fixes: avoid findbugs warning, change log level, etc. HDFS-4402. Some small DomainSocket fixes: avoid findbugs warning, change log level, etc.
(Colin Patrick McCabe via todd) (Colin Patrick McCabe via todd)
HDFS-4418. increase default FileInputStreamCache size (todd)

4
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
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@ -343,9 +343,9 @@ public class DFSConfigKeys extends CommonConfigurationKeys {
public static final boolean DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_DEFAULT = false; public static final boolean DFS_CLIENT_READ_SHORTCIRCUIT_SKIP_CHECKSUM_DEFAULT = false;
public static final String DFS_CLIENT_READ_SHORTCIRCUIT_BUFFER_SIZE_KEY = "dfs.client.read.shortcircuit.buffer.size"; public static final String DFS_CLIENT_READ_SHORTCIRCUIT_BUFFER_SIZE_KEY = "dfs.client.read.shortcircuit.buffer.size";
public static final String DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_SIZE_KEY = "dfs.client.read.shortcircuit.streams.cache.size"; public static final String DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_SIZE_KEY = "dfs.client.read.shortcircuit.streams.cache.size";
public static final int DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_SIZE_DEFAULT = 10; public static final int DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_SIZE_DEFAULT = 100;
public static final String DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_EXPIRY_MS_KEY = "dfs.client.read.shortcircuit.streams.cache.expiry.ms"; public static final String DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_EXPIRY_MS_KEY = "dfs.client.read.shortcircuit.streams.cache.expiry.ms";
public static final long DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_EXPIRY_MS_DEFAULT = 60000; public static final long DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_EXPIRY_MS_DEFAULT = 5000;
public static final int DFS_CLIENT_READ_SHORTCIRCUIT_BUFFER_SIZE_DEFAULT = 1024 * 1024; public static final int DFS_CLIENT_READ_SHORTCIRCUIT_BUFFER_SIZE_DEFAULT = 1024 * 1024;
public static final String DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC = "dfs.client.domain.socket.data.traffic"; public static final String DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC = "dfs.client.domain.socket.data.traffic";
public static final boolean DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC_DEFAULT = false; public static final boolean DFS_CLIENT_DOMAIN_SOCKET_DATA_TRAFFIC_DEFAULT = false;