X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=HOWTO;h=ff7aa096495a969aea9eddb0c8159f8054b6b0d1;hp=1bec8064fb49b5eea00ce5482c02f6e085681691;hb=c74cb68a1c13077222471e77f4715e0521cb4ed0;hpb=dcf6ad384149ee0b3f91c5a8127160cc291f7157

diff --git a/HOWTO b/HOWTO
index 1bec8064..ff7aa096 100644
--- a/HOWTO
+++ b/HOWTO
@@ -1835,6 +1835,15 @@ I/O engine
 			(RBD) via librbd without the need to use the kernel rbd driver. This
 			ioengine defines engine specific options.
 
+		**http**
+			I/O engine supporting GET/PUT requests over HTTP(S) with libcurl to
+			a WebDAV or S3 endpoint.  This ioengine defines engine specific options.
+
+			This engine only supports direct IO of iodepth=1; you need to scale this
+			via numjobs. blocksize defines the size of the objects to be created.
+
+			TRIM is translated to object deletion.
+
 		**gfapi**
 			Using GlusterFS libgfapi sync interface to direct access to
 			GlusterFS volumes without having to go through FUSE.  This ioengine
@@ -1892,6 +1901,22 @@ I/O engine
 			mounted with DAX on a persistent memory device through the PMDK
 			libpmem library.
 
+		**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.
+
+		**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.
+
+		**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.
+
 I/O engine specific parameters
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
@@ -2115,6 +2140,54 @@ with the caveat that when used on the command line, they must come after the
 		transferred to the device. The writefua option is ignored with this
 		selection.
 
+.. option:: http_host=str : [http]
+
+	Hostname to connect to. For S3, this could be the bucket hostname.
+	Default is **localhost**
+
+.. option:: http_user=str : [http]
+
+	Username for HTTP authentication.
+
+.. option:: http_pass=str : [http]
+
+	Password for HTTP authentication.
+
+.. option:: https=str : [http]
+
+	Enable HTTPS instead of http. *on* enables HTTPS; *insecure*
+	will enable HTTPS, but disable SSL peer verification (use with
+	caution!). Default is **off**
+
+.. option:: http_mode=str : [http]
+
+	Which HTTP access mode to use: *webdav*, *swift*, or *s3*.
+	Default is **webdav**
+
+.. option:: http_s3_region=str : [http]
+
+	The S3 region/zone string.
+	Default is **us-east-1**
+
+.. option:: http_s3_key=str : [http]
+
+	The S3 secret key.
+
+.. option:: http_s3_keyid=str : [http]
+
+	The S3 key/access id.
+
+.. option:: http_swift_auth_token=str : [http]
+
+	The Swift auth token. See the example configuration file on how
+	to retrieve this.
+
+.. option:: http_verbose=int : [http]
+
+	Enable verbose requests from libcurl. Useful for debugging. 1
+	turns on verbose logging from libcurl, 2 additionally enables
+	HTTP IO tracing. Default is **0**
+
 I/O depth
 ~~~~~~~~~