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-rw-r--r--vpp-api/lua/bench.lua73
1 files changed, 73 insertions, 0 deletions
diff --git a/vpp-api/lua/bench.lua b/vpp-api/lua/bench.lua
new file mode 100644
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+++ b/vpp-api/lua/bench.lua
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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:consume_api(root_dir .. "/build-root/install-vpp_debug-native/vlib-api/vlibmemory/memclnt.api")
+vpp:consume_api(root_dir .. "/build-root/install-vpp_debug-native/vpp/vpp-api/vpe.api")
+
+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()
+
+