sebest/collectd-mongodb — pull request #3 by vincentbernat (2012-12-12 14:46:44+00:00)
Title: Compute cache_ratio as a percent value on the last period.

cache_misses was computed on the whole lifetime of the Mongo
server. We compute it over the last period instead. Moreover,
cache_misses is expected to be between 0 and 100. We compute it as
percent of cache miss.