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From Mark Jones <MJo...@imagehawk.com>
Subject Can these stats be right?
Date Wed, 07 Apr 2010 19:16:42 GMT
>From cfstats:
                SSTable count: 3
                Space used (live): 4951669191
                Space used (total): 5237040637
                Memtable Columns Count: 190266
                Memtable Data Size: 23459012
                Memtable Switch Count: 89
                Read Count: 0
                Read Latency: NaN ms.
                Write Count: 13307292
                Write Latency: 0.045 ms.
                Pending Tasks: 0
                Key cache capacity: 200000
                Key cache size: 0
                Key cache hit rate: NaN
                Row cache: disabled
                Compacted row minimum size: 446
                Compacted row maximum size: 111524663
                Compacted row mean size: 880

A Write Latency of .045 ms should translate into > 22,000 writes per second, yet my 80
threads pumping data at this node, do good to get to 6000/second and the machine sending the
writes is 97% idle.

I have 3 nodes, with a replication factor of 2.

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