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https://issues.apache.org/jira/browse/CASSANDRA-1129?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ran Tavory updated CASSANDRA-1129:
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Attachment: KvAds-84-Data.db
The smallest sstable file I could find of this CF.
> Using KeysCached="xx%" results in Key cache capacity: 1
> -------------------------------------------------------
>
> Key: CASSANDRA-1129
> URL: https://issues.apache.org/jira/browse/CASSANDRA-1129
> Project: Cassandra
> Issue Type: Bug
> Components: Core
> Affects Versions: 0.6.1
> Reporter: Ran Tavory
> Priority: Minor
> Attachments: KvAds-84-Data.db
>
>
> I don't know if this is a general bug or only something related to my
> instance, but for me (v0.6.1) I've noticed that when defining
> KeysCached="50%" (or KeysCached="100%" and I didn't test other values with %)
> then cfstats reports Key cache capacity: 1
> <ColumnFamily CompareWith="BytesType" Name="KvAds"
> KeysCached="100%"
> RowsCached="10000"
> />
> Column Family: KvAds
> SSTable count: 7
> Space used (live): 797535964
> Space used (total): 797535964
> Memtable Columns Count: 42292
> Memtable Data Size: 10514176
> Memtable Switch Count: 24
> Read Count: 2563704
> Read Latency: 4.590 ms.
> Write Count: 1963804
> Write Latency: 0.025 ms.
> Pending Tasks: 0
> Key cache capacity: 1
> Key cache size: 1
> Key cache hit rate: 0.0
> Row cache capacity: 10000
> Row cache size: 10000
> Row cache hit rate: 0.2206178354382234
> Compacted row minimum size: 386
> Compacted row maximum size: 9808
> Compacted row mean size: 616
> I'll attach one of the sstable files from this CF
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