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From Apache Wiki <wikidi...@apache.org>
Subject [Hama Wiki] Trivial Update of "GroomManager" by ChiaHungLin
Date Tue, 18 Mar 2014 04:27:29 GMT
Dear Wiki user,

You have subscribed to a wiki page or wiki category on "Hama Wiki" for change notification.

The "GroomManager" page has been changed by ChiaHungLin:
https://wiki.apache.org/hama/GroomManager?action=diff&rev1=8&rev2=9

   * Register to Supervisor. 
   * Maintain ('''local''') groom list. Persistent
  
- == Monitored GroomServer State ==
+ == Scenario ==
  
-  * Normal
-  * Warning
-  * Offline 
+  * When a groom registers, it 
+   # check and move groom out of quarantined set if any
+   # cache groom server spec info. 
  
- {{{
- -> Normal <-> Warning <-> Offline <-
- }}}
+  * When detecting a GroomServer offline, it
+   # '''quarantine''' the offline groom
+   # trigger reschedule tasks event
+ 
+ 
+ 
+ 
  == Source ==
  
  [[http://svn.apache.org/repos/asf/hama/trunk/core/src/main/java/org/apache/hama/bsp/GroomServerManager.java|GroomServerManager.java]]

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