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2. Pay a visit to a number of search engines and use these keywords and phrases in every single search box. It’s also going to last you more than a couple of years. Tape drives remain the leading technology used by organizations for backup and archiving. However, the plethora of tape drives on the market can make choosing the appropriate tape drive a confusing task. How do you select a tape drive that satisfies your needs without blowing the budget? The following are just some of the main factors to consider.

1. Capacity

Select a tape drive that has sufficient capacity to store your backups. Tape drives are able to compress data so that more data may fit on the tape, which is why manufacturers specify both a native capacity and a compressed capacity, usually with a compression ratio at 2:1. However Cheap DeVante Parker Jersey , highly-compressed files such as those in video and sound formats are hardly compressible at all. For this reason, do not heed the specified compressed capacity when choosing a tape drive.

A good way to determine the size of the backup job after compression is to study logs of past backups. If these are unavailable, it is safe to assume that the data can be compressed at a ratio of 1.4:1, unless the hard drive contains an usually large number of highly-compressed files.

2. Transfer rate

The transfer rate of the tape drive is becomes important when there is limited "window of opportunity" in which backup jobs may run. It is often desirable for backups to take place during the night when network use is at its lowest.

Select a tape drive that is capable of completing a backup job within your window of opportunity. For instance Cheap Cordrea Tankersley Jersey , to back up 400GB per night, you will require a transfer rate of about 30GBhour.

A little known fact about tape drives is that data must be supplied to them at a sufficient rate in order to keep them streaming, or else the tape suffers from start-stop motion. This motion severely degrades the life of the drive and tapes and the reliability of backups.

There are two usual reasons why tape drive are not be supplied with data at a sufficient rate. Firstly, the rate at which data is read from the hard disk of the server is insufficient. This rate is dependent on the sizes and locations of the files on disk and is generally unpredictable Cheap Charles Harris Jersey , but can be determined by the use of specialised software.

Secondly, if data is being transferred over a network of computers to a backup server, the network may be incapable of supplying data at a sufficient rate. The maximum throughput of a network is predictable and easy to measure, based on previous network performance.

Consider a network using 10BaseT Ethernet. This transfer rate through this type of network cannot exceed 10MBs Cheap Xavien Howard Jersey , so it is immediately apparent that a tape drive requiring 20MBs is inappropriate.

3. Reliability and duty cycle

A simple way to gauge the reliability of a tape drive is to find out the Mean Time Between Failure (MTBF) as specified by the manufacturer. You should note, howev

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