hsmrecallbufferalignment

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The hsmrecallbufferalignment option specifies whether and how the internal buffer address for recall operations is aligned in the recall process memory. The alignment can significantly impact the recall performance.

Options File

Place this option at the beginning of the dsm.sys file before any server stanzas.

Syntax


1  HSMRECALLBUFFERAlignment
2.1 address_boundary
2.1! 4

Parameters

address_boundary
Specifies the alignment (in kilobytes) at which the internal buffer address is aligned. The range of values is 1 - 2147483647.
The default value is 4. If a value of 2147483647 is specified, no internal memory alignment occurs.
The option controls the buffer address alignment in the heap and system memory. For more information, see the man pages for the posix_memalign() system call.