There have been many papers written on the subject of recycled tape but none have actually evaluated the tape and documented the results. For the purpose of this paper,recycled tape refers to tape that, after first being purchased as new by the original owner and used for an unspecified amount of time, is then resold to another user. In this paper we will share our evaluation results based on a small random sample of Sony DLT-IV tapes that were purchased as recycled tape and acquired by Sony.

Often, additional processing power alone does little or nothing to improve SQL Server performance. This is because the processor, no matter how fast, finds itself constantly waiting on mechanical storage devices for its data. While every other component in the “data chain” is solid state, hard drives are mechanical, relying on physical movement around a magnetic platter to access information.