IBM SMF Explorer
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  1. IBM SMF Explorer Documentation
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  3. Mapping and Samples
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  5. SMF Type 74
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  7. SMF 74 Subtype 5
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  9. Field - r7451zhh

Field - r7451zhh

zHPF List Pre-fetch I/O Request Hits. Number of command chains, where - the Transport Mode operation specified a non-zero Imbedded Locate Record Count. - the chain was completed without requiring access to any DDM.

Description

zHPF List Pre-fetch I/O Request Hits. Number of command chains, where - the Transport Mode operation specified a non-zero Imbedded Locate Record Count. - the chain was completed without requiring access to any DDM.