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From Apache Wiki <>
Subject [Cassandra Wiki] Update of "FAQ" by tuxracer69
Date Fri, 13 Nov 2009 09:31:05 GMT
Dear Wiki user,

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The "FAQ" page has been changed by tuxracer69.


  So to summarize, use a different device for your `CommitLogDirectory`; it needn't be large,
but it should be fast enough to receive all of your writes. Then, use one or more devices
for `DataFileDirectories` and make sure they are both large enough to house all of your data,
and fast enough to satisfy your reads and to keep up with flushing and compaction.
- ==What are SSTables and Memtables?==
+ == What are SSTables and Memtables? ==
  A Memtable is Cassandra's in-memory representation of key/value pairs
  before the data gets flushed to disk as an SSTable.  An SSTable
  (terminology borrowed from Google) stands for Sorted Strings Table and

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