Multiple copy data mechanism on synchronous disk drives

At least two direct access storage devices (DASDs), which are predetermined to record the same data from a central processing unit (CPU), are normally kept synchronized with each other except during the power up phase. The DASD synchronization is controlled and maintained by synchronization control...

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Bibliographische Detailangaben
Hauptverfasser: DISHON, YITZHAK, KIM, MICHELLE YOONKYUNG-LEE
Format: Patent
Sprache:eng ; fre ; ger
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