hsadmin

Konstantin Alpashkin

The command runs a MapReduce HSAdmin client to execute JobHistoryServer administrative commands.

The usage is as follows:

$ mapred hsadmin args

Arguments
-refreshUserToGroupsMappings	Refreshes user-to-groups mappings
-refreshSuperUserGroupsConfiguration	Refreshes superuser proxy groups mappings
-refreshAdminAcls	Refreshes ACLs for administration of Job History server
-refreshLoadedJobCache	Refreshes the loaded job cache of Job History server
-refreshJobRetentionSettings	Refreshes the Job History period and job cleaner settings
-refreshLogRetentionSettings	Refreshes the log retention period and log retention check interval
-getGroups <username>	Returns groups to which the `<username>` user belongs
-help <cmd>	Displays help for the `<cmd>` command or all commands if none is specified

Example:

$ mapred hsadmin -refreshLogRetentionSettings

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