Compression ratio is ratio of compression to its original size - smaller is 
better; see it like compressed/uncompressed 
1 would mean no change in size after compression!



-----Original Message-----
From: Vitaliy Semochkin [mailto:vitaliy...@gmail.com] 
Sent: Tuesday, August 28, 2018 12:03 PM
To: user@cassandra.apache.org
Subject: SSTable Compression Ratio -1.0

Hello,

nodetool tablestats my_kespace
returns SSTable Compression Ratio -1.0

Can someone explain, what does -1.0 mean?

Regards,
Vitaliy

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