If LSM merges levels at the 1:10 ration and more, then the result will be less levels and faster reads. The merges will happen quite often relatively to reads. If it merges levels at the ratio of 1:1.0001, then there will be more levels and less merges - less delays in write-heavy application.
If LSM merges levels at the 1:10 ration and more, then the result will be less levels and faster reads. The merges will happen quite often relatively to reads. If it merges levels at the ratio of 1:1.0001, then there will be more levels and less merges - less delays in write-heavy application.