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authorLuca Boccassi <luca.boccassi@gmail.com>2017-11-08 14:15:11 +0000
committerLuca Boccassi <luca.boccassi@gmail.com>2017-11-08 14:45:54 +0000
commit055c52583a2794da8ba1e85a48cce3832372b12f (patch)
tree8ceb1cb78fbb46a0f341f8ee24feb3c6b5540013 /doc/guides/tools/cryptoperf.rst
parentf239aed5e674965691846e8ce3f187dd47523689 (diff)
New upstream version 17.11-rc3
Change-Id: I6a5baa40612fe0c20f30b5fa773a6cbbac63a685 Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'doc/guides/tools/cryptoperf.rst')
-rw-r--r--doc/guides/tools/cryptoperf.rst22
1 files changed, 19 insertions, 3 deletions
diff --git a/doc/guides/tools/cryptoperf.rst b/doc/guides/tools/cryptoperf.rst
index 457f817c..7e126770 100644
--- a/doc/guides/tools/cryptoperf.rst
+++ b/doc/guides/tools/cryptoperf.rst
@@ -50,7 +50,8 @@ offload are still consumed by the test tool and included in the cycle-count.
These cycles are consumed by retries and inefficient API calls enqueuing and
dequeuing smaller bursts than specified by the cmdline parameter. This results
in a larger cycle-count measurement and should not be interpreted as an offload
-cost measurement.
+cost measurement. Using "pmd-cyclecount" mode will give a better idea of
+actual costs of hardware acceleration.
On hardware devices the throughput measurement is not necessarily the maximum
possible for the device, e.g. it may be necessary to use multiple cores to keep
@@ -134,6 +135,7 @@ The following are the appication command-line options:
throughput
latency
verify
+ pmd-cyclecount
* ``--silent``
@@ -170,9 +172,11 @@ The following are the appication command-line options:
* List of values, up to 32 values, separated in commas (i.e. ``--buffer-sz 32,64,128``)
-* ``--segments-nb <n>``
+* ``--segment-sz <n>``
- Set the number of segments per packet.
+ Set the size of the segment to use, for Scatter Gather List testing.
+ By default, it is set to the size of the maximum buffer size, including the digest size,
+ so a single segment is created.
* ``--devtype <name>``
@@ -186,9 +190,11 @@ The following are the appication command-line options:
crypto_snow3g
crypto_kasumi
crypto_zuc
+ crypto_dpaa_sec
crypto_dpaa2_sec
crypto_armv8
crypto_scheduler
+ crypto_mrvl
* ``--optype <name>``
@@ -325,6 +331,16 @@ The following are the appication command-line options:
Set the size of digest.
+* ``--desc-nb <n>``
+
+ Set number of descriptors for each crypto device.
+
+* ``--pmd-cyclecount-delay-ms <n>``
+
+ Add a delay (in milliseconds) between enqueue and dequeue in
+ pmd-cyclecount benchmarking mode (useful when benchmarking
+ hardware acceleration).
+
* ``--csv-friendly``
Enable test result output CSV friendly rather than human friendly.