2004-03-02 20:02:23 +00:00
|
|
|
.TH iob_prefetch 3
|
|
|
|
|
.SH NAME
|
|
|
|
|
iob_prefetch \- prefetch data for I/O batch
|
|
|
|
|
.SH SYNTAX
|
2017-05-13 22:51:26 +00:00
|
|
|
.B #include <libowfat/iob.h>
|
2004-03-02 20:02:23 +00:00
|
|
|
|
|
|
|
|
void \fBiob_prefetch\fP(io_batch* b,uint64 n);
|
|
|
|
|
.SH DESCRIPTION
|
|
|
|
|
iob_prefetch makes sure the next \fIn\fR bytes are in memory.
|
|
|
|
|
|
|
|
|
|
This is useful when serving large files over the network concurrently.
|
|
|
|
|
Prefetching the data can then reduce hard disk head movement and enhance
|
|
|
|
|
throughput.
|
|
|
|
|
.SH "SEE ALSO"
|
|
|
|
|
iob_reset(3), iob_send(3), iob_addbuf(3), iob_adds_free(3), iob_addfile(3)
|
