Signed-off-by: Jens Axboe <axboe@fb.com>
backing. Append filename after mmaphuge, ala
mem=mmaphuge:/hugetlbfs/file
backing. Append filename after mmaphuge, ala
mem=mmaphuge:/hugetlbfs/file
+ mmapshared Same as mmap, but use a MMAP_SHARED
+ mapping.
+
The area allocated is a function of the maximum allowed
bs size for the job, multiplied by the io depth given. Note
that for shmhuge and mmaphuge to work, the system must have
The area allocated is a function of the maximum allowed
bs size for the job, multiplied by the io depth given. Note
that for shmhuge and mmaphuge to work, the system must have
.TP
.B mmaphuge
Same as \fBmmap\fR, but use huge files as backing.
.TP
.B mmaphuge
Same as \fBmmap\fR, but use huge files as backing.
+.TP
+.B mmapshared
+Same as \fBmmap\fR, but use a MMAP_SHARED mapping.
.RE
.P
The amount of memory allocated is the maximum allowed \fBblocksize\fR for the
.RE
.P
The amount of memory allocated is the maximum allowed \fBblocksize\fR for the