* don't call initCursor on happy path
* don't call initCursor on happy path
* don't run stale reads goroutine for inMem mode
* don't call initCursor on happy path
* remove buffers from cursor object - they are useful only in Badger implementation
* commit kv benchmark
* remove buffers from cursor object - they are useful only in Badger implementation
* remove buffers from cursor object - they are useful only in Badger implementation
* cancel server before return pipe to pool
* try to fix test
* set field db in managed tx