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Compare the shadow paging recovery scheme with the log-based recovery schemes in terms of ease of implementation and overhead cost.
mumbai university • 155  views
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Parameters FCSAN iSCSI SAN NAS
Protocol source/target FCP fibre channel storage iSCSI/TCP/IP Server Storage Device NIFS,CFFS,HTPP server storage device
Transfer Object Device block directly through FC Device block directly through, iSCSI server File or segment of file indirectly through NAS server
Embedded file system No No Yes
Prefetch hit-bit certification 40% 40% 100%
Suitability with datbase Yes intended at same limit intended at same limit
Production revelance Yes Yes Yes
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