Xiaoyu Yao created HDFS-9831:
--------------------------------
Summary: Document webhdfs retry configuration keys introduced by
HDFS-5219/HDFS-5122
Key: HDFS-9831
URL: https://issues.apache.org/jira/browse/HDFS-9831
Project: Hadoop HDFS
Issue Type: Improvement
Components: documentation, webhdfs
Affects Versions: 2.6.0
Reporter: Xiaoyu Yao
This ticket is opened to document the configuration keys introduced by
HDFS-5219/HDFS-5122 for WebHdfs Retry. Both hdfs-default.xml and webhdfs.md
should be updated with the usage of these keys.
{code}
/ WebHDFS retry policy
public static final String DFS_HTTP_CLIENT_RETRY_POLICY_ENABLED_KEY =
"dfs.http.client.retry.policy.enabled";
public static final boolean DFS_HTTP_CLIENT_RETRY_POLICY_ENABLED_DEFAULT =
false;
public static final String DFS_HTTP_CLIENT_RETRY_POLICY_SPEC_KEY =
"dfs.http.client.retry.policy.spec";
public static final String DFS_HTTP_CLIENT_RETRY_POLICY_SPEC_DEFAULT =
"10000,6,60000,10"; //t1,n1,t2,n2,...
public static final String DFS_HTTP_CLIENT_FAILOVER_MAX_ATTEMPTS_KEY =
"dfs.http.client.failover.max.attempts";
public static final int DFS_HTTP_CLIENT_FAILOVER_MAX_ATTEMPTS_DEFAULT = 15;
public static final String DFS_HTTP_CLIENT_RETRY_MAX_ATTEMPTS_KEY =
"dfs.http.client.retry.max.attempts";
public static final int DFS_HTTP_CLIENT_RETRY_MAX_ATTEMPTS_DEFAULT = 10;
public static final String DFS_HTTP_CLIENT_FAILOVER_SLEEPTIME_BASE_KEY =
"dfs.http.client.failover.sleep.base.millis";
public static final int DFS_HTTP_CLIENT_FAILOVER_SLEEPTIME_BASE_DEFAULT =
500;
public static final String DFS_HTTP_CLIENT_FAILOVER_SLEEPTIME_MAX_KEY =
"dfs.http.client.failover.sleep.max.millis";
public static final int DFS_HTTP_CLIENT_FAILOVER_SLEEPTIME_MAX_DEFAULT =
15000;
{code}
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