Sequence indicator for command communicated to a sequential access storage device

A command is communicated by a computer and received by a sequential storage access device. The command includes a sequence indicator. The sequential storage access device uses the sequence indicator, in a communication path failure recovery operation, to at least determine whether a command has bee...

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1. Verfasser: BALLARD CURTIS C
Format: Patent
Sprache:eng
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Zusammenfassung:A command is communicated by a computer and received by a sequential storage access device. The command includes a sequence indicator. The sequential storage access device uses the sequence indicator, in a communication path failure recovery operation, to at least determine whether a command has been confirmed by the device driver as being processed by the sequential access storage device.