From 07751e108427c95bd912e2844691d7510f2f66a0 Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Fri, 17 Aug 2018 13:39:12 -0600 Subject: [PATCH] Sync man page with fio for IME Signed-off-by: Jens Axboe --- fio.1 | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/fio.1 b/fio.1 index 73a04229..cb4351f4 100644 --- a/fio.1 +++ b/fio.1 @@ -1673,6 +1673,20 @@ done other than creating the file. Read and write using mmap I/O to a file on a filesystem mounted with DAX on a persistent memory device through the PMDK libpmem library. +.TP +.B ime_psync +Synchronous read and write using DDN's Infinite Memory Engine (IME). This +engine is very basic and issues calls to IME whenever an IO is queued. +.TP +.B ime_psyncv +Synchronous read and write using DDN's Infinite Memory Engine (IME). This +engine uses iovecs and will try to stack as much IOs as possible (if the IOs +are "contiguous" and the IO depth is not exceeded) before issuing a call to IME. +.TP +.B ime_aio +Asynchronous read and write using DDN's Infinite Memory Engine (IME). This +engine will try to stack as much IOs as possible by creating requests for IME. +FIO will then decide when to commit these requests. .SS "I/O engine specific parameters" In addition, there are some parameters which are only valid when a specific \fBioengine\fR is in use. These are used identically to normal parameters, -- 2.25.1