On 10 Aug 2011, at 15:59, Tsuyoshi Ito wrote:

> Hi 
> 
> I tried to copy a felix-cache (latest platform without additional resources 
> in the graphs) from one pc to another. During the copy process I realized 
> that each graph is exactly 201,4MB on my mac. So a platform with no extra 
> data is about 1.2GB - quite big. Each additional graph is using also 200MB.
> 
> Has this to do with the update of tdb? 3-4 month ago a graph with no triples 
> was very small.
> 
> Is it possible to reduce the file size?

Thanks for pointing that out. I just checked the size of bundle 100 and just on 
my pretty empty test
database that I run locally and delete every so often, it is 1.5GB!

$ du -d 2 -h felix-cache/bundle100/
1.5G    felix-cache/bundle100//data/tdb-data
1.5G    felix-cache/bundle100//data
 16K    felix-cache/bundle100//version0.0
1.5G    felix-cache/bundle100/

So for the Social Web applications I am working where I would like to work with 
a lot of graphs, this is not good. I'd like to know the reason for this. But it 
does look like a reason to switch to Sesame otherwise...

Henry


> 
> 
> Cheers
> Tsuy
> 

Social Web Architect
http://bblfish.net/

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