Invention Grant
US08386729B2 Dynamic volume compare for asynchronous remote copy verification 有权
异步远程复制验证的动态卷比较

Dynamic volume compare for asynchronous remote copy verification
Abstract:
A method, device, and computer program product for performing asynchronous remote copy verification is provided. An initial track-to-track comparison between a primary and a secondary volume pair is performed. Differences between primary and secondary volume tracks are recorded as noncompare tracks. A first predetermined time is waited for. A subsequent track-to-track comparison of the noncompare tracks is performed.
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