diff options
Diffstat (limited to 'recipes-kernel/cryptodev/sdk_patches/0055-add-multithreaded-wrapper-for-async-speed-test.patch')
| -rw-r--r-- | recipes-kernel/cryptodev/sdk_patches/0055-add-multithreaded-wrapper-for-async-speed-test.patch | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/recipes-kernel/cryptodev/sdk_patches/0055-add-multithreaded-wrapper-for-async-speed-test.patch b/recipes-kernel/cryptodev/sdk_patches/0055-add-multithreaded-wrapper-for-async-speed-test.patch new file mode 100644 index 00000000..4129010b --- /dev/null +++ b/recipes-kernel/cryptodev/sdk_patches/0055-add-multithreaded-wrapper-for-async-speed-test.patch @@ -0,0 +1,173 @@ +From 789d3c5ecda60a6dc5d5b3597047ad65c412f10d Mon Sep 17 00:00:00 2001 +From: Cristian Stoica <cristian.stoica@nxp.com> +Date: Tue, 25 Oct 2016 15:30:59 +0300 +Subject: [PATCH 055/104] add multithreaded wrapper for async speed test + +Signed-off-by: Cristian Stoica <cristian.stoica@nxp.com> +--- + tests/Makefile | 1 + + tests/async_speed_multi.sh | 140 +++++++++++++++++++++++++++++++++++++++++++++ + 2 files changed, 141 insertions(+) + create mode 100755 tests/async_speed_multi.sh + +diff --git a/tests/Makefile b/tests/Makefile +index 683f40b..6424c11 100644 +--- a/tests/Makefile ++++ b/tests/Makefile +@@ -40,6 +40,7 @@ install: + for prog in $(hostprogs); do \ + install -m 755 $$prog $(DESTDIR)/$(bindir)/tests_cryptodev/; \ + done ++ install -m 755 async_speed_multi.sh $(DESTDIR)/$(bindir) + + clean: + rm -f *.o *~ $(hostprogs) +diff --git a/tests/async_speed_multi.sh b/tests/async_speed_multi.sh +new file mode 100755 +index 0000000..761c0cb +--- /dev/null ++++ b/tests/async_speed_multi.sh +@@ -0,0 +1,140 @@ ++#!/bin/bash ++# ++# Copyright 2016 NXP Semiconductors ++# ++# This program is free software: you can redistribute it and/or modify ++# it under the terms of the GNU General Public License as published by ++# the Free Software Foundation, either version 2 of the License, or ++# (at your option) any later version. ++# ++# This program is distributed in the hope that it will be useful, ++# but WITHOUT ANY WARRANTY; without even the implied warranty of ++# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ++# GNU General Public License for more details. ++# ++# You should have received a copy of the GNU General Public License ++# along with this program. If not, see <http://www.gnu.org/licenses/>. ++ ++ ++ ++# no user-configurable options below this line ++ ++NUM_CORES=`nproc` ++OUT_BASENAME="async_speed" ++MPSTAT="mpstat" ++MPSTAT_OUT="mpstat_out" ++ ++function usage ++{ ++cat << EOF ++Usage: `basename $0` [OPTIONS] <alg_name> ++ ++ -m <threads> number of threads to run with (defaults to number of cores) ++ -t <secs> time to run each test (default 10 secs) ++ -n <bytes> size of the test buffer (default 256 bytes) ++ -h show this help ++ ++alg_name: null, aes-128-cbc, aes-256-xts, sha1, sha256, crc32c ++EOF ++} ++ ++function SUM { ++ paste -sd+ - | bc -l ++} ++ ++function get_cpu_idle ++{ ++ header_line=`grep %idle ${MPSTAT_OUT} | head -n 1 | sed 's/\s\+/ /g'` ++ idle_column=`echo $header_line | wc -w` ++ ++ all_cpu_idle=`grep all ${MPSTAT_OUT} | tail -n +2 | sed 's/\s\+/ /g' | cut -d' ' -f ${idle_column} | SUM` ++ mpstat_lines=`grep all ${MPSTAT_OUT} | tail -n +2 | wc -l` ++ ++ average_idle=`echo "scale=2; $all_cpu_idle / $mpstat_lines" | bc -l` ++ echo $average_idle ++} ++ ++function run_parallel ++{ ++ trap control_c SIGINT ++ ++ OPTIONS="-t $tvalue -n $nvalue -m" ++ CMD="async_speed $OPTIONS $alg_name" ++ ++ echo "Running $mvalue threads in parallel:" ++ echo " $CMD" ++ ++ $MPSTAT 1 $(($tvalue-1)) &> $MPSTAT_OUT & ++ MPSTAT_PID=$! ++ ++ PIDS="" ++ start=`date +%s.%N` ++ ++ for i in `seq 0 $(($mvalue-1))` ++ do ++ CMD_OUT="${OUT_BASENAME}_${i}" ++ ++ $CMD &> $CMD_OUT & ++ PID=$! ++ AFFINITY=$(($i % $NUM_CORES)) ++ taskset -pc $AFFINITY $PID > /dev/null ++ ++ PIDS="$PID $PIDS" ++ done ++ ++ wait $PIDS ++ end=`date +%s.%N` ++ ++ wait $MPSTAT_PID ++ ++ runtime=$(echo "scale=2; $end - $start" | bc -l ) ++ total_data=`cat ${OUT_BASENAME}_* | cut -f 1 | SUM` ++ avg_speed=$(echo "scale=2; $total_data / $runtime / 1000000000" | bc -l) ++ cpu_idle=`get_cpu_idle` ++ ++ echo ++ echo "buffer size : $nvalue" ++ echo "running time : $runtime" ++ echo "avg_speed : $avg_speed GiB/s" ++ echo "all_cpu idle : $cpu_idle %" ++ echo ++} ++ ++function control_c ++{ ++ killall async_speed > /dev/null ++ killall mpstat > /dev/null ++} ++ ++function main ++{ ++ while getopts hm:t:n: option ++ do ++ case "$option" in ++ m) mvalue="$OPTARG";; ++ t) tvalue="$OPTARG";; ++ n) nvalue="$OPTARG";; ++ *) usage $0; exit 1;; ++ esac ++ done ++ ++ shift $((OPTIND-1)) ++ alg_name=$1 ++ ++ [ -z "$tvalue" ] && tvalue=10 # 10 seconds per test by default ++ [ -z "$mvalue" ] && mvalue=`nproc` # thread count defaults to nproc ++ [ -z "$nvalue" ] && nvalue=256 # 256 bytes default buffer size ++ ++ case "$alg_name" in ++ "null" |\ ++ "aes-128-cbc" |\ ++ "aes-256-xts" |\ ++ "sha1" |\ ++ "sha256" |\ ++ "crc32c" ) run_parallel;; ++ * ) usage && exit 1;; ++ esac ++} ++ ++main "$@" ++ +-- +2.10.2 + |