HADOOP-11575. Daemon log documentation is misleading (Naganarasimha G R via aw)

This commit is contained in:
Allen Wittenauer 2015-02-17 07:00:00 -10:00
parent 8b787e2fdb
commit 72389c78db
4 changed files with 26 additions and 18 deletions

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@ -175,6 +175,9 @@ Trunk (Unreleased)
HADOOP-11495. Convert site documentation from apt to markdown
(Masatake Iwasaki via aw)
HADOOP-11575. Daemon log documentation is misleading
(Naganarasimha G R via aw)
BUG FIXES
HADOOP-11473. test-patch says "-1 overall" even when all checks are +1

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@ -38,8 +38,8 @@ import org.apache.hadoop.util.ServletUtil;
@InterfaceStability.Evolving
public class LogLevel {
public static final String USAGES = "\nUsage: General options are:\n"
+ "\t[-getlevel <host:httpPort> <name>]\n"
+ "\t[-setlevel <host:httpPort> <name> <level>]\n";
+ "\t[-getlevel <host:httpPort> <classname>]\n"
+ "\t[-setlevel <host:httpPort> <classname> <level>]\n";
/**
* A command line implementation
@ -106,7 +106,7 @@ public class LogLevel {
if (logName != null) {
out.println("<br /><hr /><h3>Results</h3>");
out.println(MARKER
+ "Submitted Log Name: <b>" + logName + "</b><br />");
+ "Submitted Class Name: <b>" + logName + "</b><br />");
Log log = LogFactory.getLog(logName);
out.println(MARKER
@ -131,10 +131,10 @@ public class LogLevel {
}
static final String FORMS = "\n<br /><hr /><h3>Get / Set</h3>"
+ "\n<form>Log: <input type='text' size='50' name='log' /> "
+ "\n<form>Class Name: <input type='text' size='50' name='log' /> "
+ "<input type='submit' value='Get Log Level' />"
+ "</form>"
+ "\n<form>Log: <input type='text' size='50' name='log' /> "
+ "\n<form>Class Name: <input type='text' size='50' name='log' /> "
+ "Level: <input type='text' name='level' /> "
+ "<input type='submit' value='Set Log Level' />"
+ "</form>";

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@ -212,14 +212,16 @@ Commands useful for administrators of a hadoop cluster.
### `daemonlog`
Usage: `hadoop daemonlog -getlevel <host:port> <name> ` Usage: `hadoop daemonlog -setlevel <host:port> <name> <level> `
Usage: `hadoop daemonlog -getlevel <host:httpport> <classname> ` Usage: `hadoop daemonlog -setlevel <host:httpport> <classname> <level> `
| COMMAND\_OPTION | Description |
|:---- |:---- |
| `-getlevel` *host:port* *name* | Prints the log level of the daemon running at *host:port*. This command internally connects to http://host:port/logLevel?log=name |
| `-setlevel` *host:port* *name* *level* | Sets the log level of the daemon running at *host:port*. This command internally connects to http://host:port/logLevel?log=name |
| `-getlevel` *host:httpport* *classname* | Prints the log level of the log identified by a qualified *classname*, in the daemon running at *host:httpport*. This command internally connects to `http://<host:httpport>/logLevel?log=<classname>` |
| `-setlevel` *host:httpport* *classname* *level* | Sets the log level of the log identified by a qualified *classname*, in the daemon running at *host:httpport*. This command internally connects to `http://<host:httpport>/logLevel?log=<classname>&level=<level>` |
Get/Set the log level for each daemon.
Get/Set the log level for a Log identified by a qualified class name in the daemon.
Example: $ bin/hadoop daemonlog -setlevel 127.0.0.1:50070 org.apache.hadoop.hdfs.server.namenode.NameNode DEBUG
Files
-----

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@ -194,24 +194,27 @@ YARN Commands
Usage:
---------------------------------
yarn daemonlog -getlevel <host:port> <name>
yarn daemonlog -setlevel <host:port> <name> <level>
yarn daemonlog -getlevel <host:httpport> <classname>
yarn daemonlog -setlevel <host:httpport> <classname> <level>
---------------------------------
*---------------+--------------+
|| COMMAND_OPTIONS || Description |
*---------------+--------------+
| -getlevel \<host:port\> \<name\> | Prints the log level of the daemon running
| | at \<host:port\>. This command internally connects to
| | http://\<host:port\>/logLevel?log=\<name\>
| -getlevel \<host:httpport\> \<classname\> | Prints the log level of the log identified
| | by a qualified \<classname\>, in the daemon running at \<host:httpport\>. This
| | command internally connects to http://\<host:httpport\>/logLevel?log=\<classname\>
*---------------+--------------+
| -setlevel \<host:port\> \<name\> \<level\> | Sets the log level of the daemon
| | running at \<host:port\>. This command internally connects to
| | http://\<host:port\>/logLevel?log=\<name\>
| -setlevel \<host:httpport\> \<classname\> \<level\> | Sets the log level of the log
| | identified by a qualified \<classname\> in the daemon running at \<host:httpport\>.
| | This command internally connects to http://\<host:httpport\>/logLevel?log=\<classname\>&level=\<level\>
*---------------+--------------+
Get/Set the log level for each daemon.
Get/Set the log level for a Log identified by a qualified class name in the daemon.
----
Example: $ bin/yarn daemonlog -setlevel 127.0.0.1:8088 org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppImpl DEBUG
----
** <<<nodemanager>>>