[PATCH] Support for hugetlb backed shared memory

[fio.git] / HOWTO

diff --git a/HOWTO b/HOWTO
index a5caea3db7a6201d74311b50a5d5d56bbbb77311..6ac744cd3d436124f8474ff135c7a842fb92136b 100644 (file)
--- a/HOWTO
+++ b/HOWTO
@@ -357,6 +357,8 @@ mem=str             Fio can use various types of memory as the io unit buffer.
                        shm     Use shared memory as the buffers. Allocated
                                through shmget(2).
 
                        shm     Use shared memory as the buffers. Allocated
                                through shmget(2).
 

+                       shmhuge Same as shm, but use huge pages as backing.
+

                        mmap    Use anonymous memory maps as the buffers.
                                Allocated through mmap(2).
 
                        mmap    Use anonymous memory maps as the buffers.
                                Allocated through mmap(2).