diff options
Diffstat (limited to 'test/cpp')
| -rw-r--r-- | test/cpp/interop/client.cc | 2 | ||||
| -rw-r--r-- | test/cpp/interop/http2_client.cc | 2 | ||||
| -rw-r--r-- | test/cpp/interop/reconnect_interop_client.cc | 2 | ||||
| -rw-r--r-- | test/cpp/microbenchmarks/bm_closure.cc | 356 | ||||
| -rw-r--r-- | test/cpp/microbenchmarks/bm_fullstack.cc | 187 |
5 files changed, 536 insertions, 13 deletions
diff --git a/test/cpp/interop/client.cc b/test/cpp/interop/client.cc index 8a00b61cef..5688ab7971 100644 --- a/test/cpp/interop/client.cc +++ b/test/cpp/interop/client.cc @@ -51,7 +51,7 @@ DEFINE_bool(use_tls, false, "Whether to use tls."); DEFINE_string(custom_credentials_type, "", "User provided credentials type."); DEFINE_bool(use_test_ca, false, "False to use SSL roots for google"); DEFINE_int32(server_port, 0, "Server port."); -DEFINE_string(server_host, "127.0.0.1", "Server host to connect to"); +DEFINE_string(server_host, "localhost", "Server host to connect to"); DEFINE_string(server_host_override, "foo.test.google.fr", "Override the server host which is sent in HTTP header"); DEFINE_string( diff --git a/test/cpp/interop/http2_client.cc b/test/cpp/interop/http2_client.cc index 38aee43b26..b96e9fac36 100644 --- a/test/cpp/interop/http2_client.cc +++ b/test/cpp/interop/http2_client.cc @@ -223,7 +223,7 @@ bool Http2Client::DoMaxStreams() { } // namespace grpc DEFINE_int32(server_port, 0, "Server port."); -DEFINE_string(server_host, "127.0.0.1", "Server host to connect to"); +DEFINE_string(server_host, "localhost", "Server host to connect to"); DEFINE_string(test_case, "rst_after_header", "Configure different test cases. Valid options are:\n\n" "goaway\n" diff --git a/test/cpp/interop/reconnect_interop_client.cc b/test/cpp/interop/reconnect_interop_client.cc index 797e52c744..1c2f606637 100644 --- a/test/cpp/interop/reconnect_interop_client.cc +++ b/test/cpp/interop/reconnect_interop_client.cc @@ -48,7 +48,7 @@ DEFINE_int32(server_control_port, 0, "Server port for control rpcs."); DEFINE_int32(server_retry_port, 0, "Server port for testing reconnection."); -DEFINE_string(server_host, "127.0.0.1", "Server host to connect to"); +DEFINE_string(server_host, "localhost", "Server host to connect to"); DEFINE_int32(max_reconnect_backoff_ms, 0, "Maximum backoff time, or 0 for default."); diff --git a/test/cpp/microbenchmarks/bm_closure.cc b/test/cpp/microbenchmarks/bm_closure.cc new file mode 100644 index 0000000000..80d6610e13 --- /dev/null +++ b/test/cpp/microbenchmarks/bm_closure.cc @@ -0,0 +1,356 @@ +/* + * + * Copyright 2015, 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. + * + */ + +/* Test various closure related operations */ + +#include <grpc/grpc.h> + +extern "C" { +#include "src/core/lib/iomgr/closure.h" +#include "src/core/lib/iomgr/combiner.h" +#include "src/core/lib/iomgr/exec_ctx.h" +} + +#include "third_party/benchmark/include/benchmark/benchmark.h" + +static class InitializeStuff { + public: + InitializeStuff() { grpc_init(); } + ~InitializeStuff() { grpc_shutdown(); } +} initialize_stuff; + +static void BM_NoOpExecCtx(benchmark::State& state) { + while (state.KeepRunning()) { + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + grpc_exec_ctx_finish(&exec_ctx); + } +} +BENCHMARK(BM_NoOpExecCtx); + +static void BM_WellFlushed(benchmark::State& state) { + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + while (state.KeepRunning()) { + grpc_exec_ctx_flush(&exec_ctx); + } + grpc_exec_ctx_finish(&exec_ctx); +} +BENCHMARK(BM_WellFlushed); + +static void DoNothing(grpc_exec_ctx* exec_ctx, void* arg, grpc_error* error) {} + +static void BM_ClosureInitAgainstExecCtx(benchmark::State& state) { + grpc_closure c; + while (state.KeepRunning()) { + benchmark::DoNotOptimize( + grpc_closure_init(&c, DoNothing, NULL, grpc_schedule_on_exec_ctx)); + } +} +BENCHMARK(BM_ClosureInitAgainstExecCtx); + +static void BM_ClosureInitAgainstCombiner(benchmark::State& state) { + grpc_combiner* combiner = grpc_combiner_create(NULL); + grpc_closure c; + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + while (state.KeepRunning()) { + benchmark::DoNotOptimize(grpc_closure_init( + &c, DoNothing, NULL, grpc_combiner_scheduler(combiner, false))); + } + GRPC_COMBINER_UNREF(&exec_ctx, combiner, "finished"); + grpc_exec_ctx_finish(&exec_ctx); +} +BENCHMARK(BM_ClosureInitAgainstCombiner); + +static void BM_ClosureRunOnExecCtx(benchmark::State& state) { + grpc_closure c; + grpc_closure_init(&c, DoNothing, NULL, grpc_schedule_on_exec_ctx); + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + while (state.KeepRunning()) { + grpc_closure_run(&exec_ctx, &c, GRPC_ERROR_NONE); + grpc_exec_ctx_flush(&exec_ctx); + } + grpc_exec_ctx_finish(&exec_ctx); +} +BENCHMARK(BM_ClosureRunOnExecCtx); + +static void BM_ClosureCreateAndRun(benchmark::State& state) { + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + while (state.KeepRunning()) { + grpc_closure_run(&exec_ctx, grpc_closure_create(DoNothing, NULL, + grpc_schedule_on_exec_ctx), + GRPC_ERROR_NONE); + } + grpc_exec_ctx_finish(&exec_ctx); +} +BENCHMARK(BM_ClosureCreateAndRun); + +static void BM_ClosureInitAndRun(benchmark::State& state) { + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + grpc_closure c; + while (state.KeepRunning()) { + grpc_closure_run(&exec_ctx, grpc_closure_init(&c, DoNothing, NULL, + grpc_schedule_on_exec_ctx), + GRPC_ERROR_NONE); + } + grpc_exec_ctx_finish(&exec_ctx); +} +BENCHMARK(BM_ClosureInitAndRun); + +static void BM_ClosureSchedOnExecCtx(benchmark::State& state) { + grpc_closure c; + grpc_closure_init(&c, DoNothing, NULL, grpc_schedule_on_exec_ctx); + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + while (state.KeepRunning()) { + grpc_closure_sched(&exec_ctx, &c, GRPC_ERROR_NONE); + grpc_exec_ctx_flush(&exec_ctx); + } + grpc_exec_ctx_finish(&exec_ctx); +} +BENCHMARK(BM_ClosureSchedOnExecCtx); + +static void BM_ClosureSched2OnExecCtx(benchmark::State& state) { + grpc_closure c1; + grpc_closure c2; + grpc_closure_init(&c1, DoNothing, NULL, grpc_schedule_on_exec_ctx); + grpc_closure_init(&c2, DoNothing, NULL, grpc_schedule_on_exec_ctx); + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + while (state.KeepRunning()) { + grpc_closure_sched(&exec_ctx, &c1, GRPC_ERROR_NONE); + grpc_closure_sched(&exec_ctx, &c2, GRPC_ERROR_NONE); + grpc_exec_ctx_flush(&exec_ctx); + } + grpc_exec_ctx_finish(&exec_ctx); +} +BENCHMARK(BM_ClosureSched2OnExecCtx); + +static void BM_ClosureSched3OnExecCtx(benchmark::State& state) { + grpc_closure c1; + grpc_closure c2; + grpc_closure c3; + grpc_closure_init(&c1, DoNothing, NULL, grpc_schedule_on_exec_ctx); + grpc_closure_init(&c2, DoNothing, NULL, grpc_schedule_on_exec_ctx); + grpc_closure_init(&c3, DoNothing, NULL, grpc_schedule_on_exec_ctx); + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + while (state.KeepRunning()) { + grpc_closure_sched(&exec_ctx, &c1, GRPC_ERROR_NONE); + grpc_closure_sched(&exec_ctx, &c2, GRPC_ERROR_NONE); + grpc_closure_sched(&exec_ctx, &c3, GRPC_ERROR_NONE); + grpc_exec_ctx_flush(&exec_ctx); + } + grpc_exec_ctx_finish(&exec_ctx); +} +BENCHMARK(BM_ClosureSched3OnExecCtx); + +static void BM_AcquireMutex(benchmark::State& state) { + // for comparison with the combiner stuff below + gpr_mu mu; + gpr_mu_init(&mu); + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + while (state.KeepRunning()) { + gpr_mu_lock(&mu); + DoNothing(&exec_ctx, NULL, GRPC_ERROR_NONE); + gpr_mu_unlock(&mu); + } + grpc_exec_ctx_finish(&exec_ctx); +} +BENCHMARK(BM_AcquireMutex); + +static void BM_ClosureSchedOnCombiner(benchmark::State& state) { + grpc_combiner* combiner = grpc_combiner_create(NULL); + grpc_closure c; + grpc_closure_init(&c, DoNothing, NULL, + grpc_combiner_scheduler(combiner, false)); + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + while (state.KeepRunning()) { + grpc_closure_sched(&exec_ctx, &c, GRPC_ERROR_NONE); + grpc_exec_ctx_flush(&exec_ctx); + } + GRPC_COMBINER_UNREF(&exec_ctx, combiner, "finished"); + grpc_exec_ctx_finish(&exec_ctx); +} +BENCHMARK(BM_ClosureSchedOnCombiner); + +static void BM_ClosureSched2OnCombiner(benchmark::State& state) { + grpc_combiner* combiner = grpc_combiner_create(NULL); + grpc_closure c1; + grpc_closure c2; + grpc_closure_init(&c1, DoNothing, NULL, + grpc_combiner_scheduler(combiner, false)); + grpc_closure_init(&c2, DoNothing, NULL, + grpc_combiner_scheduler(combiner, false)); + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + while (state.KeepRunning()) { + grpc_closure_sched(&exec_ctx, &c1, GRPC_ERROR_NONE); + grpc_closure_sched(&exec_ctx, &c2, GRPC_ERROR_NONE); + grpc_exec_ctx_flush(&exec_ctx); + } + GRPC_COMBINER_UNREF(&exec_ctx, combiner, "finished"); + grpc_exec_ctx_finish(&exec_ctx); +} +BENCHMARK(BM_ClosureSched2OnCombiner); + +static void BM_ClosureSched3OnCombiner(benchmark::State& state) { + grpc_combiner* combiner = grpc_combiner_create(NULL); + grpc_closure c1; + grpc_closure c2; + grpc_closure c3; + grpc_closure_init(&c1, DoNothing, NULL, + grpc_combiner_scheduler(combiner, false)); + grpc_closure_init(&c2, DoNothing, NULL, + grpc_combiner_scheduler(combiner, false)); + grpc_closure_init(&c3, DoNothing, NULL, + grpc_combiner_scheduler(combiner, false)); + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + while (state.KeepRunning()) { + grpc_closure_sched(&exec_ctx, &c1, GRPC_ERROR_NONE); + grpc_closure_sched(&exec_ctx, &c2, GRPC_ERROR_NONE); + grpc_closure_sched(&exec_ctx, &c3, GRPC_ERROR_NONE); + grpc_exec_ctx_flush(&exec_ctx); + } + GRPC_COMBINER_UNREF(&exec_ctx, combiner, "finished"); + grpc_exec_ctx_finish(&exec_ctx); +} +BENCHMARK(BM_ClosureSched3OnCombiner); + +static void BM_ClosureSched2OnTwoCombiners(benchmark::State& state) { + grpc_combiner* combiner1 = grpc_combiner_create(NULL); + grpc_combiner* combiner2 = grpc_combiner_create(NULL); + grpc_closure c1; + grpc_closure c2; + grpc_closure_init(&c1, DoNothing, NULL, + grpc_combiner_scheduler(combiner1, false)); + grpc_closure_init(&c2, DoNothing, NULL, + grpc_combiner_scheduler(combiner2, false)); + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + while (state.KeepRunning()) { + grpc_closure_sched(&exec_ctx, &c1, GRPC_ERROR_NONE); + grpc_closure_sched(&exec_ctx, &c2, GRPC_ERROR_NONE); + grpc_exec_ctx_flush(&exec_ctx); + } + GRPC_COMBINER_UNREF(&exec_ctx, combiner1, "finished"); + GRPC_COMBINER_UNREF(&exec_ctx, combiner2, "finished"); + grpc_exec_ctx_finish(&exec_ctx); +} +BENCHMARK(BM_ClosureSched2OnTwoCombiners); + +static void BM_ClosureSched4OnTwoCombiners(benchmark::State& state) { + grpc_combiner* combiner1 = grpc_combiner_create(NULL); + grpc_combiner* combiner2 = grpc_combiner_create(NULL); + grpc_closure c1; + grpc_closure c2; + grpc_closure c3; + grpc_closure c4; + grpc_closure_init(&c1, DoNothing, NULL, + grpc_combiner_scheduler(combiner1, false)); + grpc_closure_init(&c2, DoNothing, NULL, + grpc_combiner_scheduler(combiner2, false)); + grpc_closure_init(&c3, DoNothing, NULL, + grpc_combiner_scheduler(combiner1, false)); + grpc_closure_init(&c4, DoNothing, NULL, + grpc_combiner_scheduler(combiner2, false)); + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + while (state.KeepRunning()) { + grpc_closure_sched(&exec_ctx, &c1, GRPC_ERROR_NONE); + grpc_closure_sched(&exec_ctx, &c2, GRPC_ERROR_NONE); + grpc_closure_sched(&exec_ctx, &c3, GRPC_ERROR_NONE); + grpc_closure_sched(&exec_ctx, &c4, GRPC_ERROR_NONE); + grpc_exec_ctx_flush(&exec_ctx); + } + GRPC_COMBINER_UNREF(&exec_ctx, combiner1, "finished"); + GRPC_COMBINER_UNREF(&exec_ctx, combiner2, "finished"); + grpc_exec_ctx_finish(&exec_ctx); +} +BENCHMARK(BM_ClosureSched4OnTwoCombiners); + +// Helper that continuously reschedules the same closure against something until +// the benchmark is complete +class Rescheduler { + public: + Rescheduler(benchmark::State& state, grpc_closure_scheduler* scheduler) + : state_(state) { + grpc_closure_init(&closure_, Step, this, scheduler); + } + + void ScheduleFirst(grpc_exec_ctx* exec_ctx) { + grpc_closure_sched(exec_ctx, &closure_, GRPC_ERROR_NONE); + } + + void ScheduleFirstAgainstDifferentScheduler( + grpc_exec_ctx* exec_ctx, grpc_closure_scheduler* scheduler) { + grpc_closure_sched(exec_ctx, grpc_closure_create(Step, this, scheduler), + GRPC_ERROR_NONE); + } + + private: + benchmark::State& state_; + grpc_closure closure_; + + static void Step(grpc_exec_ctx* exec_ctx, void* arg, grpc_error* error) { + Rescheduler* self = static_cast<Rescheduler*>(arg); + if (self->state_.KeepRunning()) { + grpc_closure_sched(exec_ctx, &self->closure_, GRPC_ERROR_NONE); + } + } +}; + +static void BM_ClosureReschedOnExecCtx(benchmark::State& state) { + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + Rescheduler r(state, grpc_schedule_on_exec_ctx); + r.ScheduleFirst(&exec_ctx); + grpc_exec_ctx_finish(&exec_ctx); +} +BENCHMARK(BM_ClosureReschedOnExecCtx); + +static void BM_ClosureReschedOnCombiner(benchmark::State& state) { + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + grpc_combiner* combiner = grpc_combiner_create(NULL); + Rescheduler r(state, grpc_combiner_scheduler(combiner, false)); + r.ScheduleFirst(&exec_ctx); + grpc_exec_ctx_flush(&exec_ctx); + GRPC_COMBINER_UNREF(&exec_ctx, combiner, "finished"); + grpc_exec_ctx_finish(&exec_ctx); +} +BENCHMARK(BM_ClosureReschedOnCombiner); + +static void BM_ClosureReschedOnCombinerFinally(benchmark::State& state) { + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + grpc_combiner* combiner = grpc_combiner_create(NULL); + Rescheduler r(state, grpc_combiner_finally_scheduler(combiner, false)); + r.ScheduleFirstAgainstDifferentScheduler( + &exec_ctx, grpc_combiner_scheduler(combiner, false)); + grpc_exec_ctx_flush(&exec_ctx); + GRPC_COMBINER_UNREF(&exec_ctx, combiner, "finished"); + grpc_exec_ctx_finish(&exec_ctx); +} +BENCHMARK(BM_ClosureReschedOnCombinerFinally); + +BENCHMARK_MAIN(); diff --git a/test/cpp/microbenchmarks/bm_fullstack.cc b/test/cpp/microbenchmarks/bm_fullstack.cc index 9d883e68d7..c63de0ce0a 100644 --- a/test/cpp/microbenchmarks/bm_fullstack.cc +++ b/test/cpp/microbenchmarks/bm_fullstack.cc @@ -46,6 +46,7 @@ extern "C" { #include "src/core/ext/transport/chttp2/transport/chttp2_transport.h" +#include "src/core/ext/transport/chttp2/transport/internal.h" #include "src/core/lib/channel/channel_args.h" #include "src/core/lib/iomgr/endpoint.h" #include "src/core/lib/iomgr/endpoint_pair.h" @@ -57,6 +58,7 @@ extern "C" { #include "test/core/util/memory_counters.h" #include "test/core/util/passthru_endpoint.h" #include "test/core/util/port.h" +#include "test/core/util/trickle_endpoint.h" } #include "src/core/lib/profiling/timers.h" #include "src/cpp/client/create_channel_internal.h" @@ -197,7 +199,8 @@ class UDS : public FullstackFixture { class EndpointPairFixture : public BaseFixture { public: - EndpointPairFixture(Service* service, grpc_endpoint_pair endpoints) { + EndpointPairFixture(Service* service, grpc_endpoint_pair endpoints) + : endpoint_pair_(endpoints) { ServerBuilder b; cq_ = b.AddCompletionQueue(true); b.RegisterService(service); @@ -210,7 +213,7 @@ class EndpointPairFixture : public BaseFixture { { const grpc_channel_args* server_args = grpc_server_get_channel_args(server_->c_server()); - grpc_transport* transport = grpc_create_chttp2_transport( + server_transport_ = grpc_create_chttp2_transport( &exec_ctx, server_args, endpoints.server, 0 /* is_client */); grpc_pollset** pollsets; @@ -221,9 +224,9 @@ class EndpointPairFixture : public BaseFixture { grpc_endpoint_add_to_pollset(&exec_ctx, endpoints.server, pollsets[i]); } - grpc_server_setup_transport(&exec_ctx, server_->c_server(), transport, - NULL, server_args); - grpc_chttp2_transport_start_reading(&exec_ctx, transport, NULL); + grpc_server_setup_transport(&exec_ctx, server_->c_server(), + server_transport_, NULL, server_args); + grpc_chttp2_transport_start_reading(&exec_ctx, server_transport_, NULL); } /* create channel */ @@ -233,12 +236,13 @@ class EndpointPairFixture : public BaseFixture { ApplyCommonChannelArguments(&args); grpc_channel_args c_args = args.c_channel_args(); - grpc_transport* transport = + client_transport_ = grpc_create_chttp2_transport(&exec_ctx, &c_args, endpoints.client, 1); - GPR_ASSERT(transport); - grpc_channel* channel = grpc_channel_create( - &exec_ctx, "target", &c_args, GRPC_CLIENT_DIRECT_CHANNEL, transport); - grpc_chttp2_transport_start_reading(&exec_ctx, transport, NULL); + GPR_ASSERT(client_transport_); + grpc_channel* channel = + grpc_channel_create(&exec_ctx, "target", &c_args, + GRPC_CLIENT_DIRECT_CHANNEL, client_transport_); + grpc_chttp2_transport_start_reading(&exec_ctx, client_transport_, NULL); channel_ = CreateChannelInternal("", channel); } @@ -258,6 +262,11 @@ class EndpointPairFixture : public BaseFixture { ServerCompletionQueue* cq() { return cq_.get(); } std::shared_ptr<Channel> channel() { return channel_; } + protected: + grpc_endpoint_pair endpoint_pair_; + grpc_transport* client_transport_; + grpc_transport* server_transport_; + private: std::unique_ptr<Server> server_; std::unique_ptr<ServerCompletionQueue> cq_; @@ -295,6 +304,75 @@ class InProcessCHTTP2 : public EndpointPairFixture { } }; +class TrickledCHTTP2 : public EndpointPairFixture { + public: + TrickledCHTTP2(Service* service, size_t megabits_per_second) + : EndpointPairFixture(service, MakeEndpoints(megabits_per_second)) {} + + void AddToLabel(std::ostream& out, benchmark::State& state) { + out << " writes/iter:" + << ((double)stats_.num_writes / (double)state.iterations()) + << " cli_transport_stalls/iter:" + << ((double) + client_stats_.streams_stalled_due_to_transport_flow_control / + (double)state.iterations()) + << " cli_stream_stalls/iter:" + << ((double)client_stats_.streams_stalled_due_to_stream_flow_control / + (double)state.iterations()) + << " svr_transport_stalls/iter:" + << ((double) + server_stats_.streams_stalled_due_to_transport_flow_control / + (double)state.iterations()) + << " svr_stream_stalls/iter:" + << ((double)server_stats_.streams_stalled_due_to_stream_flow_control / + (double)state.iterations()); + } + + void Step() { + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + size_t client_backlog = + grpc_trickle_endpoint_trickle(&exec_ctx, endpoint_pair_.client); + size_t server_backlog = + grpc_trickle_endpoint_trickle(&exec_ctx, endpoint_pair_.server); + grpc_exec_ctx_finish(&exec_ctx); + + UpdateStats((grpc_chttp2_transport*)client_transport_, &client_stats_, + client_backlog); + UpdateStats((grpc_chttp2_transport*)server_transport_, &server_stats_, + server_backlog); + } + + private: + grpc_passthru_endpoint_stats stats_; + struct Stats { + int streams_stalled_due_to_stream_flow_control = 0; + int streams_stalled_due_to_transport_flow_control = 0; + }; + Stats client_stats_; + Stats server_stats_; + + grpc_endpoint_pair MakeEndpoints(size_t kilobits) { + grpc_endpoint_pair p; + grpc_passthru_endpoint_create(&p.client, &p.server, initialize_stuff.rq(), + &stats_); + double bytes_per_second = 125.0 * kilobits; + p.client = grpc_trickle_endpoint_create(p.client, bytes_per_second); + p.server = grpc_trickle_endpoint_create(p.server, bytes_per_second); + return p; + } + + void UpdateStats(grpc_chttp2_transport* t, Stats* s, size_t backlog) { + if (backlog == 0) { + if (t->lists[GRPC_CHTTP2_LIST_STALLED_BY_STREAM].head != NULL) { + s->streams_stalled_due_to_stream_flow_control++; + } + if (t->lists[GRPC_CHTTP2_LIST_STALLED_BY_TRANSPORT].head != NULL) { + s->streams_stalled_due_to_transport_flow_control++; + } + } + } +}; + /******************************************************************************* * CONTEXT MUTATORS */ @@ -620,6 +698,7 @@ static void BM_StreamingPingPongMsgs(benchmark::State& state) { } while (state.KeepRunning()) { + GPR_TIMER_SCOPE("BenchmarkCycle", 0); request_rw->Write(send_request, tag(0)); // Start client send response_rw.Read(&recv_request, tag(1)); // Start server recv request_rw->Read(&recv_response, tag(2)); // Start client recv @@ -777,6 +856,81 @@ static void BM_PumpStreamServerToClient(benchmark::State& state) { state.SetBytesProcessed(state.range(0) * state.iterations()); } +static void TrickleCQNext(TrickledCHTTP2* fixture, void** t, bool* ok) { + while (true) { + switch (fixture->cq()->AsyncNext( + t, ok, gpr_time_add(gpr_now(GPR_CLOCK_MONOTONIC), + gpr_time_from_micros(100, GPR_TIMESPAN)))) { + case CompletionQueue::TIMEOUT: + fixture->Step(); + break; + case CompletionQueue::SHUTDOWN: + GPR_ASSERT(false); + break; + case CompletionQueue::GOT_EVENT: + return; + } + } +} + +static void BM_PumpStreamServerToClient_Trickle(benchmark::State& state) { + EchoTestService::AsyncService service; + std::unique_ptr<TrickledCHTTP2> fixture( + new TrickledCHTTP2(&service, state.range(1))); + { + EchoResponse send_response; + EchoResponse recv_response; + if (state.range(0) > 0) { + send_response.set_message(std::string(state.range(0), 'a')); + } + Status recv_status; + ServerContext svr_ctx; + ServerAsyncReaderWriter<EchoResponse, EchoRequest> response_rw(&svr_ctx); + service.RequestBidiStream(&svr_ctx, &response_rw, fixture->cq(), + fixture->cq(), tag(0)); + std::unique_ptr<EchoTestService::Stub> stub( + EchoTestService::NewStub(fixture->channel())); + ClientContext cli_ctx; + auto request_rw = stub->AsyncBidiStream(&cli_ctx, fixture->cq(), tag(1)); + int need_tags = (1 << 0) | (1 << 1); + void* t; + bool ok; + while (need_tags) { + TrickleCQNext(fixture.get(), &t, &ok); + GPR_ASSERT(ok); + int i = (int)(intptr_t)t; + GPR_ASSERT(need_tags & (1 << i)); + need_tags &= ~(1 << i); + } + request_rw->Read(&recv_response, tag(0)); + while (state.KeepRunning()) { + GPR_TIMER_SCOPE("BenchmarkCycle", 0); + response_rw.Write(send_response, tag(1)); + while (true) { + TrickleCQNext(fixture.get(), &t, &ok); + if (t == tag(0)) { + request_rw->Read(&recv_response, tag(0)); + } else if (t == tag(1)) { + break; + } else { + GPR_ASSERT(false); + } + } + } + response_rw.Finish(Status::OK, tag(1)); + need_tags = (1 << 0) | (1 << 1); + while (need_tags) { + TrickleCQNext(fixture.get(), &t, &ok); + int i = (int)(intptr_t)t; + GPR_ASSERT(need_tags & (1 << i)); + need_tags &= ~(1 << i); + } + } + fixture->Finish(state); + fixture.reset(); + state.SetBytesProcessed(state.range(0) * state.iterations()); +} + /******************************************************************************* * CONFIGURATIONS */ @@ -866,6 +1020,19 @@ BENCHMARK_TEMPLATE(BM_PumpStreamServerToClient, SockPair) BENCHMARK_TEMPLATE(BM_PumpStreamServerToClient, InProcessCHTTP2) ->Range(0, 128 * 1024 * 1024); +static void TrickleArgs(benchmark::internal::Benchmark* b) { + for (int i = 1; i <= 128 * 1024 * 1024; i *= 8) { + for (int j = 1; j <= 128 * 1024 * 1024; j *= 8) { + double expected_time = + static_cast<double>(14 + i) / (125.0 * static_cast<double>(j)); + if (expected_time > 0.01) continue; + b->Args({i, j}); + } + } +} + +BENCHMARK(BM_PumpStreamServerToClient_Trickle)->Apply(TrickleArgs); + // Generate Args for StreamingPingPong benchmarks. Currently generates args for // only "small streams" (i.e streams with 0, 1 or 2 messages) static void StreamingPingPongArgs(benchmark::internal::Benchmark* b) { |