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From Benoit Perroud <>
Subject Re: Building SSTables with SSTableSimpleUnsortedWriter
Date Sun, 29 Apr 2012 16:49:04 GMT
big buffer size will use more Heap memory at creation of the tables.
Not sure impact on server side, but shouldn't be a big difference. I
personally use 512Mb.

2012/4/28 sj.climber <>:
> Can anyone comment on best practices for setting the buffer size used by
> SSTableSimpleUnsortedWriter?  I'm presently using 100MB, but for some of the
> larger column families I'm working with, this can result in hundreds of
> SSTables.  After streaming to Cassandra via sstableloader, there's a fair
> amount of compaction work to do.
> What are the benefits and consequences of going with a higher buffer size?
> Thanks!
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