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From: Apache Wiki <wikidiffs@apache.org>
To: Apache Wiki <wikidiffs@apache.org>
Date: Mon, 16 Aug 2010 18:51:48 -0000
Message-ID: <20100816185148.94254.91705@eosnew.apache.org>
Subject: 
 =?utf-8?q?=5BHadoop_Wiki=5D_Update_of_=22ZooKeeper/GSoCFailureDetector=22?=
 =?utf-8?q?_by_AbmarBarros?=

Dear Wiki user,

You have subscribed to a wiki page or wiki category on "Hadoop Wiki" for ch=
ange notification.

The "ZooKeeper/GSoCFailureDetector" page has been changed by AbmarBarros.
http://wiki.apache.org/hadoop/ZooKeeper/GSoCFailureDetector?action=3Ddiff&r=
ev1=3D12&rev2=3D13

--------------------------------------------------

   * '''Second batch of tests''':
     * In these tests, Fixed heartbeat and Bertier's strategies did not pre=
sent any false suspicion. With the given alpha, Chen's presented 13/200 fal=
se suspicions, and the Phi-accrual, with the windowminsize parameter equals=
 to 0, have made false suspicion on all the clients. Below, we show the ave=
rage detection time of all methods but the Phi-accrual: =

  =

+    * {{http://www2.lsd.ufcg.edu.br/~abmar/zk/fd-comparison.png}}
+ =

     * The Phi-accrual method must be evaluated again with a better windowm=
insize parameter and in a scenario with larger duration, so the warm-up per=
iod is not considered.   =

  =

  =3D=3D=3D=3D Concluding remarks =3D=3D=3D=3D