The data storage at ZIB is not only designed for highg performance and capacity. Special attention is taken for the guarantee of reproducibility on the physical level. Especially for long-term storage this requires high effort.

The following points are an overview about the quality and performance characteristics of the tape library at ZIB.

Placement of the tape libraries in a guarded strong room

Monitoring the compliance for values of tempearature and humidity

Guarantee for prevention of pollution in the air

Life record for each tape

Guarantee of readability for tapes not used over a longer period of time

Writing of two copies into two independant tape libraries

Easy interface for usage

Easy extensibility

Consistent redundancy of all components

Guarantee of electricity supply