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--[[
/*
* Copyright (c) 2016 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
]]
local vpp = require "vpp-lapi"
local ffi = require "ffi"
ffi.cdef([[
struct timespec {
long tv_sec; /* seconds */
long tv_nsec; /* nanoseconds */
};
int clock_gettime(int clk_id, struct timespec *tp);
]])
local time_cache = ffi.new("struct timespec[1]")
local time_cache_1 = time_cache[0]
function get_ns()
ffi.C.clock_gettime(0, time_cache)
return time_cache_1.tv_nsec + 1000000000 * time_cache_1.tv_sec
end
function do_bench()
local cycle_start = get_ns()
local n_iterations = 10000
local count = 1
for i = 1,n_iterations do
-- print(i)
vpp:api_call("show_version")
count = count + 1
-- print(i, "done")
end
cycle_end = get_ns()
local tps = n_iterations*1000000000LL/(cycle_end - cycle_start)
print (tostring(count) .. " iterations, average speed " .. tostring(tps) .. " per second")
return tps
end
root_dir = "/home/ubuntu/vpp"
pneum_path = root_dir .. "/build-root/install-vpp_debug-native/vpp-api/lib64/libpneum.so"
vpp:init({ pneum_path = pneum_path })
vpp:json_api(root_dir .. "/build-root/install-vpp_debug-native/vpp/vpp-api/vpe.api.json")
vpp:connect("lua-bench")
local n_tests = 10
local tps_acc = 0LL
for i=1,n_tests do
tps_acc = tps_acc + do_bench()
end
print("Average tps across the tests: " .. tostring(tps_acc/n_tests))
vpp:disconnect()
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