Re: [PATCH v2 3/3] doc/guides/tools: add doc files

["Jozwiak, TomaszX" <tomaszx.jozwiak@intel.com>]

> -----Original Message-----
> From: Verma, Shally [mailto:Shally.Verma@cavium.com]
> Sent: Monday, November 5, 2018 9:58 AM
> To: Jozwiak, TomaszX <tomaszx.jozwiak@intel.com>; dev@dpdk.org; Trahe,
> Fiona <fiona.trahe@intel.com>; akhil.goyal@nxp.com
> Subject: RE: [PATCH v2 3/3] doc/guides/tools: add doc files
> 
> 
> 
> >-----Original Message-----
> >From: Tomasz Jozwiak <tomaszx.jozwiak@intel.com>
> >Sent: 02 November 2018 15:14
> >To: dev@dpdk.org; fiona.trahe@intel.com; tomaszx.jozwiak@intel.com;
> >Verma, Shally <Shally.Verma@cavium.com>; akhil.goyal@nxp.com
> >Subject: [PATCH v2 3/3] doc/guides/tools: add doc files
> >
> >External Email
> >
> >Added:
> > -  initial version of compression performance test
> >    description file.
> > -  release note in release_18_11.rst
> >
> >Signed-off-by: De Lara Guarch, Pablo <pablo.de.lara.guarch@intel.com>
> >Signed-off-by: Tomasz Jozwiak <tomaszx.jozwiak@intel.com>
> >---
> > MAINTAINERS                            |  5 +++
> > doc/guides/rel_notes/release_18_11.rst |  6 +++
> > doc/guides/tools/comp_perf.rst         | 75
> ++++++++++++++++++++++++++++++++++
> > 3 files changed, 86 insertions(+)
> > create mode 100644 doc/guides/tools/comp_perf.rst
> >
> >diff --git a/MAINTAINERS b/MAINTAINERS
> >index e60379d..cfda6dd 100644
> >--- a/MAINTAINERS
> >+++ b/MAINTAINERS
> >@@ -1242,6 +1242,11 @@ M: Bernard Iremonger
> ><bernard.iremonger@intel.com>
> > F: app/test-pmd/
> > F: doc/guides/testpmd_app_ug/
> >
> >+Compression performance test application
> >+M: De Lara Guarch, Pablo <pablo.de.lara.guarch@intel.com>
> >+F: app/test-compress-perf/
> >+F: doc/guides/tools/comp_perf.rst
> >+
> > Crypto performance test application
> > M: Declan Doherty <declan.doherty@intel.com>
> > F: app/test-crypto-perf/
> >diff --git a/doc/guides/rel_notes/release_18_11.rst
> >b/doc/guides/rel_notes/release_18_11.rst
> >index 376128f..8bc7d05 100644
> >--- a/doc/guides/rel_notes/release_18_11.rst
> >+++ b/doc/guides/rel_notes/release_18_11.rst
> >@@ -285,6 +285,12 @@ New Features
> >   this application doesn't need to launch dedicated worker threads for vhost
> >   enqueue/dequeue operations.
> >
> >+* **Added a compression performance test tool.**
> >+
> >+   Added a new performance test tool to test the compressdev PMD. The
> tool tests
> >+   compression ratio and compression throughput. Dynamic compression
> test is not
> >+   supported yet.
> >+
> >
> > API Changes
> > -----------
> >diff --git a/doc/guides/tools/comp_perf.rst
> >b/doc/guides/tools/comp_perf.rst new file mode 100644 index
> >0000000..2f43412
> >--- /dev/null
> >+++ b/doc/guides/tools/comp_perf.rst
> >@@ -0,0 +1,75 @@
> >+..  SPDX-License-Identifier: BSD-3-Clause
> >+    Copyright(c) 2018 Intel Corporation.
> >+
> >+dpdk-test-crypto-perf Application
> >+=================================
> >+
> >+The ``dpdk-test-compress-perf`` tool is a Data Plane Development Kit
> >+(DPDK) utility that allows measuring performance parameters of PMDs
> >+available in the compress tree. The application reads the data from a
> >+file (--input-file), dumps all the file into a buffer and fills out
> >+the data of input mbufs, which are passed to compress device with
> compression operations.
> >+Then, the output buffers are fed into the decompression stage, and the
> >+resulting data is compared against the original data (verification
> >+phase). After that, a number of iterations are performed, compressing
> >+first and decompressing later, to check the throughput rate (showing
> >+cycles/iteration, cycles/Byte and Gbps, for compression and
> decompression).
> >+
> >+
> >+Limitations
> >+~~~~~~~~~~~
> >+
> >+* Only supports the fixed compression.
> Perf app seem to support stateless only for now, so should mention as
> "supported for fixed and stateless operation only."
> Thanks
> Shally

TJ: True Thx for this. Will be fixed

Thx, Tomek