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From Apache Wiki <wikidi...@apache.org>
Subject [Hadoop Wiki] Update of "ZooKeeper/Performance" by BenjaminReed
Date Mon, 29 Jun 2009 21:33:09 GMT
Dear Wiki user,

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The following page has been changed by BenjaminReed:
http://wiki.apache.org/hadoop/ZooKeeper/Performance

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  ZooKeeper 3.2 Performance
  
- Below is a throughput graph of ZooKeeper release 3.2 running on servers with dual 2Ghz Xeon
and two SATA 15K RPM drives. One drive was used as a dedicated ZooKeeper log device. The snapshots
went on the OS drive. The The write requests were 1K writes and the reads were 1K reads. The
ZooKeeper was configured such that leaders do not allow connections from clients.
+ Below is a throughput graph of ZooKeeper release 3.2 running on servers with dual 2Ghz Xeon
and two SATA 15K RPM drives. One drive was used as a dedicated ZooKeeper log device. The snapshots
went on the OS drive. The The write requests were 1K writes and the reads were 1K reads. "Servers"
indicate the size of the ZooKeeper ensemble, the number of servers that make up the service.
Approximately 30 other servers were used to simulate the clients. The ZooKeeper was configured
such that leaders do not allow connections from clients.
  
  attachment:results.png
  

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