Report memory used by row index samples
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Key: CASSANDRA-3662
URL: https://issues.apache.org/jira/browse/CASSANDRA-3662
Project: Cassandra
Issue Type: Improvement
Components: Tools
Affects Versions: 1.0.6, 0.8.9
Reporter: Radim Kolar
Priority: Minor
For better memory tuning on nodes with huge number of rows in CF, it will be
good to know how much memory is used by entries collected during index sampling.
This will allow user to fine tune _index_interval_
Proposed output as addition to nodetool cfstats
Column Family: sipdb
SSTable count: 13
Space used (live): 27378331692
Space used (total): 27378331692
Number of Keys (estimate): 216613000
*Sampled index entries: 433226*
*Memory used by sampled index: 51987120*
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