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Diffstat (limited to 'test/core/memory_usage/client.c')
| -rw-r--r-- | test/core/memory_usage/client.c | 316 |
1 files changed, 316 insertions, 0 deletions
diff --git a/test/core/memory_usage/client.c b/test/core/memory_usage/client.c new file mode 100644 index 0000000000..f4432bf572 --- /dev/null +++ b/test/core/memory_usage/client.c @@ -0,0 +1,316 @@ +/* + * + * Copyright 2016, Google Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#include <grpc/grpc.h> + +#include <stdio.h> +#include <string.h> + +#include <grpc/byte_buffer.h> +#include <grpc/byte_buffer_reader.h> +#include <grpc/support/alloc.h> +#include <grpc/support/cmdline.h> +#include <grpc/support/log.h> +#include <grpc/support/time.h> +#include <grpc/support/useful.h> +#include "src/core/lib/support/string.h" +#include "test/core/util/memory_counters.h" +#include "test/core/util/test_config.h" + +static grpc_channel *channel; +static grpc_completion_queue *cq; +static grpc_op metadata_ops[2]; +static grpc_op status_ops[2]; +static grpc_op snapshot_ops[6]; +static grpc_op *op; + +typedef struct { + grpc_call *call; + grpc_metadata_array initial_metadata_recv; + grpc_status_code status; + char *details; + size_t details_capacity; + grpc_metadata_array trailing_metadata_recv; +} fling_call; + +// Statically allocate call data structs. Enough to accomodate 10000 ping-pong +// calls and 1 extra for the snapshot calls. +static fling_call calls[10001]; + +static void *tag(intptr_t t) { return (void *)t; } + +// A call is intentionally divided into two steps. First step is to initiate a +// call (i.e send and recv metadata). A call is outstanding after we initated, +// so we can measure the call memory usage. +static void init_ping_pong_request(int call_idx) { + grpc_metadata_array_init(&calls[call_idx].initial_metadata_recv); + + memset(metadata_ops, 0, sizeof(metadata_ops)); + op = metadata_ops; + op->op = GRPC_OP_SEND_INITIAL_METADATA; + op->data.send_initial_metadata.count = 0; + op->flags = GRPC_INITIAL_METADATA_WAIT_FOR_READY; + op++; + op->op = GRPC_OP_RECV_INITIAL_METADATA; + op->data.recv_initial_metadata = &calls[call_idx].initial_metadata_recv; + op++; + + calls[call_idx].call = grpc_channel_create_call( + channel, NULL, GRPC_PROPAGATE_DEFAULTS, cq, "/Reflector/reflectUnary", + "localhost", gpr_inf_future(GPR_CLOCK_REALTIME), NULL); + + GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(calls[call_idx].call, + metadata_ops, + (size_t)(op - metadata_ops), + tag(call_idx), NULL)); + grpc_completion_queue_next(cq, gpr_inf_future(GPR_CLOCK_REALTIME), NULL); +} + +// Second step is to finish the call (i.e recv status) and destroy the call. +static void finish_ping_pong_request(int call_idx) { + grpc_metadata_array_init(&calls[call_idx].trailing_metadata_recv); + + memset(status_ops, 0, sizeof(status_ops)); + op = status_ops; + op->op = GRPC_OP_RECV_STATUS_ON_CLIENT; + op->data.recv_status_on_client.trailing_metadata = + &calls[call_idx].trailing_metadata_recv; + op->data.recv_status_on_client.status = &calls[call_idx].status; + op->data.recv_status_on_client.status_details = &calls[call_idx].details; + op->data.recv_status_on_client.status_details_capacity = + &calls[call_idx].details_capacity; + op++; + + GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(calls[call_idx].call, + status_ops, + (size_t)(op - status_ops), + tag(call_idx), NULL)); + grpc_completion_queue_next(cq, gpr_inf_future(GPR_CLOCK_REALTIME), NULL); + grpc_metadata_array_destroy(&calls[call_idx].initial_metadata_recv); + grpc_metadata_array_destroy(&calls[call_idx].trailing_metadata_recv); + gpr_free(calls[call_idx].details); + grpc_call_destroy(calls[call_idx].call); + calls[call_idx].call = NULL; +} + +static struct grpc_memory_counters send_snapshot_request( + int call_idx, const char *call_type) { + grpc_metadata_array_init(&calls[call_idx].initial_metadata_recv); + grpc_metadata_array_init(&calls[call_idx].trailing_metadata_recv); + + grpc_byte_buffer *response_payload_recv = NULL; + memset(snapshot_ops, 0, sizeof(snapshot_ops)); + op = snapshot_ops; + + op->op = GRPC_OP_SEND_INITIAL_METADATA; + op->data.send_initial_metadata.count = 0; + op->flags = GRPC_INITIAL_METADATA_WAIT_FOR_READY; + op++; + op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT; + op++; + op->op = GRPC_OP_RECV_INITIAL_METADATA; + op->data.recv_initial_metadata = &calls[call_idx].initial_metadata_recv; + op++; + op->op = GRPC_OP_RECV_MESSAGE; + op->data.recv_message = &response_payload_recv; + op++; + op->op = GRPC_OP_RECV_STATUS_ON_CLIENT; + op->data.recv_status_on_client.trailing_metadata = + &calls[call_idx].trailing_metadata_recv; + op->data.recv_status_on_client.status = &calls[call_idx].status; + op->data.recv_status_on_client.status_details = &calls[call_idx].details; + op->data.recv_status_on_client.status_details_capacity = + &calls[call_idx].details_capacity; + op++; + + calls[call_idx].call = grpc_channel_create_call( + channel, NULL, GRPC_PROPAGATE_DEFAULTS, cq, call_type, "localhost", + gpr_inf_future(GPR_CLOCK_REALTIME), NULL); + GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch( + calls[call_idx].call, snapshot_ops, + (size_t)(op - snapshot_ops), (void *)0, NULL)); + grpc_completion_queue_next(cq, gpr_inf_future(GPR_CLOCK_REALTIME), NULL); + + grpc_byte_buffer_reader reader; + grpc_byte_buffer_reader_init(&reader, response_payload_recv); + grpc_slice response = grpc_byte_buffer_reader_readall(&reader); + + struct grpc_memory_counters snapshot; + snapshot.total_size_absolute = + ((struct grpc_memory_counters *)GRPC_SLICE_START_PTR(response)) + ->total_size_absolute; + snapshot.total_allocs_absolute = + ((struct grpc_memory_counters *)GRPC_SLICE_START_PTR(response)) + ->total_allocs_absolute; + snapshot.total_size_relative = + ((struct grpc_memory_counters *)GRPC_SLICE_START_PTR(response)) + ->total_size_relative; + snapshot.total_allocs_relative = + ((struct grpc_memory_counters *)GRPC_SLICE_START_PTR(response)) + ->total_allocs_relative; + + grpc_metadata_array_destroy(&calls[call_idx].initial_metadata_recv); + grpc_metadata_array_destroy(&calls[call_idx].trailing_metadata_recv); + grpc_slice_unref(response); + grpc_byte_buffer_reader_destroy(&reader); + grpc_byte_buffer_destroy(response_payload_recv); + gpr_free(calls[call_idx].details); + calls[call_idx].details = NULL; + calls[call_idx].details_capacity = 0; + grpc_call_destroy(calls[call_idx].call); + calls[call_idx].call = NULL; + + return snapshot; +} + +int main(int argc, char **argv) { + grpc_memory_counters_init(); + grpc_slice slice = grpc_slice_from_copied_string("x"); + char *fake_argv[1]; + + char *target = "localhost:443"; + gpr_cmdline *cl; + grpc_event event; + + grpc_init(); + + GPR_ASSERT(argc >= 1); + fake_argv[0] = argv[0]; + grpc_test_init(1, fake_argv); + + int warmup_iterations = 100; + int benchmark_iterations = 1000; + + cl = gpr_cmdline_create("memory profiling client"); + gpr_cmdline_add_string(cl, "target", "Target host:port", &target); + gpr_cmdline_add_int(cl, "warmup", "Warmup iterations", &warmup_iterations); + gpr_cmdline_add_int(cl, "benchmark", "Benchmark iterations", + &benchmark_iterations); + gpr_cmdline_parse(cl, argc, argv); + gpr_cmdline_destroy(cl); + + for (int k = 0; k < (int)(sizeof(calls) / sizeof(fling_call)); k++) { + calls[k].details = NULL; + calls[k].details_capacity = 0; + } + + cq = grpc_completion_queue_create(NULL); + + struct grpc_memory_counters client_channel_start = + grpc_memory_counters_snapshot(); + channel = grpc_insecure_channel_create(target, NULL, NULL); + + int call_idx = 0; + + struct grpc_memory_counters before_server_create = + send_snapshot_request(0, "Reflector/GetBeforeSvrCreation"); + struct grpc_memory_counters after_server_create = + send_snapshot_request(0, "Reflector/GetAfterSvrCreation"); + + // warmup period + for (call_idx = 0; call_idx < warmup_iterations; ++call_idx) { + init_ping_pong_request(call_idx + 1); + } + + struct grpc_memory_counters server_benchmark_calls_start = + send_snapshot_request(0, "Reflector/SimpleSnapshot"); + + struct grpc_memory_counters client_benchmark_calls_start = + grpc_memory_counters_snapshot(); + + // benchmark period + for (; call_idx < warmup_iterations + benchmark_iterations; ++call_idx) { + init_ping_pong_request(call_idx + 1); + } + + struct grpc_memory_counters client_calls_inflight = + grpc_memory_counters_snapshot(); + + struct grpc_memory_counters server_calls_inflight = + send_snapshot_request(0, "Reflector/DestroyCalls"); + + do { + event = grpc_completion_queue_next( + cq, gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), + gpr_time_from_micros(10000, GPR_TIMESPAN)), + NULL); + } while (event.type != GRPC_QUEUE_TIMEOUT); + + // second step - recv status and destroy call + for (call_idx = 0; call_idx < warmup_iterations + benchmark_iterations; + ++call_idx) { + finish_ping_pong_request(call_idx + 1); + } + + struct grpc_memory_counters server_calls_end = + send_snapshot_request(0, "Reflector/SimpleSnapshot"); + + struct grpc_memory_counters client_channel_end = + grpc_memory_counters_snapshot(); + + grpc_channel_destroy(channel); + grpc_completion_queue_shutdown(cq); + + do { + event = grpc_completion_queue_next(cq, gpr_inf_future(GPR_CLOCK_REALTIME), + NULL); + } while (event.type != GRPC_QUEUE_SHUTDOWN); + grpc_slice_unref(slice); + + grpc_completion_queue_destroy(cq); + grpc_shutdown(); + + gpr_log(GPR_INFO, "---------client stats--------"); + gpr_log(GPR_INFO, "client call memory usage: %f bytes per call", + (double)(client_calls_inflight.total_size_relative - + client_benchmark_calls_start.total_size_relative) / + benchmark_iterations); + gpr_log(GPR_INFO, "client channel memory usage %zi bytes", + client_channel_end.total_size_relative - + client_channel_start.total_size_relative); + + gpr_log(GPR_INFO, "---------server stats--------"); + gpr_log(GPR_INFO, "server create: %zi bytes", + after_server_create.total_size_relative - + before_server_create.total_size_relative); + gpr_log(GPR_INFO, "server call memory usage: %f bytes per call", + (double)(server_calls_inflight.total_size_relative - + server_benchmark_calls_start.total_size_relative) / + benchmark_iterations); + gpr_log(GPR_INFO, "server channel memory usage %zi bytes", + server_calls_end.total_size_relative - + after_server_create.total_size_relative); + + grpc_memory_counters_destroy(); + return 0; +} |