X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;ds=sidebyside;f=doc%2Fguides%2Ftools%2Fcryptoperf.rst;h=3c0e7d9491cd5e78eacd5ba85364d30f3e86b8d0;hb=ca33590b6af032bff57d9cc70455660466a654b2;hp=7e1267708843e70f36ce700b138c985bd8d207fe;hpb=169a9de21e263aa6599cdc2d87a45ae158d9f509;p=deb_dpdk.git

diff --git a/doc/guides/tools/cryptoperf.rst b/doc/guides/tools/cryptoperf.rst
index 7e126770..3c0e7d94 100644
--- a/doc/guides/tools/cryptoperf.rst
+++ b/doc/guides/tools/cryptoperf.rst
@@ -1,32 +1,5 @@
-..  BSD LICENSE
-    Copyright(c) 2016 Intel Corporation. All rights reserved.
-    All rights reserved.
-
-    Redistribution and use in source and binary forms, with or without
-    modification, are permitted provided that the following conditions
-    are met:
-
-    * Redistributions of source code must retain the above copyright
-    notice, this list of conditions and the following disclaimer.
-    * Redistributions in binary form must reproduce the above copyright
-    notice, this list of conditions and the following disclaimer in
-    the documentation and/or other materials provided with the
-    distribution.
-    * Neither the name of Intel Corporation nor the names of its
-    contributors may be used to endorse or promote products derived
-    from this software without specific prior written permission.
-
-    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-    "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-    A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-    OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-    SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-    LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-    DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-    THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-    (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-    OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+..  SPDX-License-Identifier: BSD-3-Clause
+    Copyright(c) 2016 Intel Corporation.
 
 dpdk-test-crypto-perf Application
 =================================
@@ -171,6 +144,20 @@ The following are the appication command-line options:
             is the maximum size (i.e. ``--buffer-sz 16:2:32``)
           * List of values, up to 32 values, separated in commas (i.e. ``--buffer-sz 32,64,128``)
 
+* ``--imix <n>``
+
+        Set the distribution of packet sizes.
+
+        A list of weights must be passed, containing the same number of items than buffer-sz,
+        so each item in this list will be the weight of the packet size on the same position
+        in the buffer-sz parameter (a list have to be passed in that parameter).
+
+        Example:
+
+        To test a distribution of 20% packets of 64 bytes, 40% packets of 100 bytes and 40% packets
+        of 256 bytes, the command line would be: ``--buffer-sz 64,100,256 --imix 20,40,40``.
+        Note that the weights do not have to be percentages, so using ``--imix 1,2,2`` would result
+        in the same distribution
 
 * ``--segment-sz <n>``