2004-03-02 20:02:23 +00:00
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.TH iob_prefetch 3
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.SH NAME
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iob_prefetch \- prefetch data for I/O batch
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.SH SYNTAX
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2004-03-02 22:41:34 +00:00
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.B #include <iob.h>
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2004-03-02 20:02:23 +00:00
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void \fBiob_prefetch\fP(io_batch* b,uint64 n);
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.SH DESCRIPTION
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iob_prefetch makes sure the next \fIn\fR bytes are in memory.
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This is useful when serving large files over the network concurrently.
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Prefetching the data can then reduce hard disk head movement and enhance
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throughput.
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.SH "SEE ALSO"
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iob_reset(3), iob_send(3), iob_addbuf(3), iob_adds_free(3), iob_addfile(3)
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