"- page In logging is based on the SSD to sequential database logging, a new method for the optimization of a database of sequential logging is very beneficial for traditional disk, can greatly improve the response time, but for the SSD is nightmare, because of the need to the same place again and again to wipe, and wear leveling algorithms while you can balance the load, but still can affect performance, and produce a lot of IO delay,"
Sequential logging in SSD why wipe again and again the same place?