Add vnode_object_cache without property re-fetching #66
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This adds a vnode_object_cache to replace the (assume unused) metadata cache. to make this useful it is enabled as a bucket property, so it can be targeted at specific buckets which require frequent updates and have small object sizes (i.e. counters). As part of the introduction, to improve performance, repeated requests to retrieve the bucket properties have been removed from the PUT flow to allow for the properties to be fetched once at the start of the PUT (and even passed as an option from the FSM),
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This adds a vnode_object_cache to replace the (assume unused) metadata cache. to make this useful it is enabled as a bucket property, so it can be targeted at specific buckets which require frequent updates and have small object sizes (i.e. counters).
As part of the introduction, to improve performance, repeated requests to retrieve the bucket properties have been removed from the PUT flow to allow for the properties to be fetched once at the start of the PUT (and even passed as an option from the FSM),