fio: add libpmem engine

[fio.git] / HOWTO

diff --git a/HOWTO b/HOWTO
index 419fa7373daef7a01f9807c03a70c27c0fbb1a5d..dce96bcd8103f075d56b21173659f3061f6600b1 100644 (file)
--- a/HOWTO
+++ b/HOWTO
@@ -1820,6 +1820,11 @@ I/O engine
                        set  `filesize` so that all the accounting still occurs, but no
                        actual I/O will be done other than creating the file.
 
+               **libpmem**
+                       Read and write using mmap I/O to a file on a filesystem
+                       mounted with DAX on a persistent memory device through the NVML
+                       libpmem library.
+
 I/O engine specific parameters
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~