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Diffstat (limited to '')
| -rw-r--r-- | src/test/crimson/perf_crimson_msgr.cc | 357 |
1 files changed, 357 insertions, 0 deletions
diff --git a/src/test/crimson/perf_crimson_msgr.cc b/src/test/crimson/perf_crimson_msgr.cc new file mode 100644 index 00000000..f1973845 --- /dev/null +++ b/src/test/crimson/perf_crimson_msgr.cc @@ -0,0 +1,357 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab + +#include <map> +#include <random> +#include <boost/program_options.hpp> + +#include <seastar/core/app-template.hh> +#include <seastar/core/do_with.hh> +#include <seastar/core/future-util.hh> +#include <seastar/core/reactor.hh> +#include <seastar/core/sleep.hh> +#include <seastar/core/semaphore.hh> + +#include "common/ceph_time.h" +#include "messages/MOSDOp.h" +#include "messages/MOSDOpReply.h" + +#include "crimson/common/log.h" +#include "crimson/net/Connection.h" +#include "crimson/net/Dispatcher.h" +#include "crimson/net/Messenger.h" + +namespace bpo = boost::program_options; + +namespace { + +template<typename Message> +using Ref = boost::intrusive_ptr<Message>; + +seastar::logger& logger() { + return ceph::get_logger(ceph_subsys_ms); +} + + +enum class perf_mode_t { + both, + client, + server +}; + +static std::random_device rd; +static std::default_random_engine rng{rd()}; + +static seastar::future<> run(unsigned rounds, + double keepalive_ratio, + int bs, + int depth, + std::string addr, + perf_mode_t mode) +{ + struct test_state { + struct Server final + : public ceph::net::Dispatcher, + public seastar::peering_sharded_service<Server> { + ceph::net::Messenger *msgr = nullptr; + + Dispatcher* get_local_shard() override { + return &(container().local()); + } + seastar::future<> stop() { + return seastar::make_ready_future<>(); + } + seastar::future<> ms_dispatch(ceph::net::ConnectionRef c, + MessageRef m) override { + ceph_assert(m->get_type() == CEPH_MSG_OSD_OP); + // reply + Ref<MOSDOp> req = boost::static_pointer_cast<MOSDOp>(m); + req->finish_decode(); + return c->send(MessageRef{ new MOSDOpReply(req.get(), 0, 0, 0, false), false }); + } + + seastar::future<> init(const entity_name_t& name, + const std::string& lname, + const uint64_t nonce, + const entity_addr_t& addr) { + auto&& fut = ceph::net::Messenger::create(name, lname, nonce, 1); + return fut.then([this, addr](ceph::net::Messenger *messenger) { + return container().invoke_on_all([messenger](auto& server) { + server.msgr = messenger->get_local_shard(); + server.msgr->set_crc_header(); + }).then([messenger, addr] { + return messenger->bind(entity_addrvec_t{addr}); + }).then([this, messenger] { + return messenger->start(this); + }); + }); + } + seastar::future<> shutdown() { + ceph_assert(msgr); + return msgr->shutdown(); + } + }; + + struct Client final + : public ceph::net::Dispatcher, + public seastar::peering_sharded_service<Client> { + + struct PingSession : public seastar::enable_shared_from_this<PingSession> { + unsigned count = 0u; + mono_time connected_time; + mono_time finish_time; + }; + using PingSessionRef = seastar::shared_ptr<PingSession>; + + unsigned rounds; + std::bernoulli_distribution keepalive_dist; + ceph::net::Messenger *msgr = nullptr; + std::map<ceph::net::Connection*, seastar::promise<>> pending_conns; + std::map<ceph::net::ConnectionRef, PingSessionRef> sessions; + int msg_len; + bufferlist msg_data; + seastar::semaphore depth; + + Client(unsigned rounds, double keepalive_ratio, int msg_len, int depth) + : rounds(rounds), + keepalive_dist(std::bernoulli_distribution{keepalive_ratio}), + depth(depth) { + bufferptr ptr(msg_len); + memset(ptr.c_str(), 0, msg_len); + msg_data.append(ptr); + } + + PingSessionRef find_session(ceph::net::ConnectionRef c) { + auto found = sessions.find(c); + if (found == sessions.end()) { + ceph_assert(false); + } + return found->second; + } + + Dispatcher* get_local_shard() override { + return &(container().local()); + } + seastar::future<> stop() { + return seastar::now(); + } + seastar::future<> ms_handle_connect(ceph::net::ConnectionRef conn) override { + logger().info("{}: connected to {}", *conn, conn->get_peer_addr()); + auto session = seastar::make_shared<PingSession>(); + auto [i, added] = sessions.emplace(conn, session); + std::ignore = i; + ceph_assert(added); + session->connected_time = mono_clock::now(); + return seastar::now(); + } + seastar::future<> ms_dispatch(ceph::net::ConnectionRef c, + MessageRef m) override { + ceph_assert(m->get_type() == CEPH_MSG_OSD_OPREPLY); + depth.signal(1); + auto session = find_session(c); + ++(session->count); + + if (session->count == rounds) { + logger().info("{}: finished receiving {} OPREPLYs", *c.get(), session->count); + session->finish_time = mono_clock::now(); + return container().invoke_on_all([conn = c.get()](auto &client) { + auto found = client.pending_conns.find(conn); + ceph_assert(found != client.pending_conns.end()); + found->second.set_value(); + }); + } else { + return seastar::now(); + } + } + + seastar::future<> init(const entity_name_t& name, + const std::string& lname, + const uint64_t nonce) { + return ceph::net::Messenger::create(name, lname, nonce, 2) + .then([this](ceph::net::Messenger *messenger) { + return container().invoke_on_all([messenger](auto& client) { + client.msgr = messenger->get_local_shard(); + client.msgr->set_crc_header(); + }).then([this, messenger] { + return messenger->start(this); + }); + }); + } + + seastar::future<> shutdown() { + ceph_assert(msgr); + return msgr->shutdown(); + } + + seastar::future<> dispatch_messages(const entity_addr_t& peer_addr, bool foreign_dispatch=true) { + mono_time start_time = mono_clock::now(); + return msgr->connect(peer_addr, entity_name_t::TYPE_OSD) + .then([this, foreign_dispatch, start_time](auto conn) { + return seastar::futurize_apply([this, conn, foreign_dispatch] { + if (foreign_dispatch) { + return do_dispatch_messages(&**conn); + } else { + // NOTE: this could be faster if we don't switch cores in do_dispatch_messages(). + return container().invoke_on(conn->get()->shard_id(), [conn = &**conn](auto &client) { + return client.do_dispatch_messages(conn); + }); + } + }).finally([this, conn, start_time] { + return container().invoke_on(conn->get()->shard_id(), [conn, start_time](auto &client) { + auto session = client.find_session((*conn)->shared_from_this()); + std::chrono::duration<double> dur_handshake = session->connected_time - start_time; + std::chrono::duration<double> dur_messaging = session->finish_time - session->connected_time; + logger().info("{}: handshake {}, messaging {}", + **conn, dur_handshake.count(), dur_messaging.count()); + }); + }); + }); + } + + private: + seastar::future<> send_msg(ceph::net::Connection* conn) { + return depth.wait(1).then([this, conn] { + const static pg_t pgid; + const static object_locator_t oloc; + const static hobject_t hobj(object_t(), oloc.key, CEPH_NOSNAP, pgid.ps(), + pgid.pool(), oloc.nspace); + static spg_t spgid(pgid); + MOSDOp *m = new MOSDOp(0, 0, hobj, spgid, 0, 0, 0); + bufferlist data(msg_data); + m->write(0, msg_len, data); + MessageRef msg = {m, false}; + return conn->send(msg); + }); + } + + seastar::future<> do_dispatch_messages(ceph::net::Connection* conn) { + return container().invoke_on_all([conn](auto& client) { + auto [i, added] = client.pending_conns.emplace(conn, seastar::promise<>()); + std::ignore = i; + ceph_assert(added); + }).then([this, conn] { + return seastar::do_with(0u, 0u, + [this, conn](auto &count_ping, auto &count_keepalive) { + return seastar::do_until( + [this, conn, &count_ping, &count_keepalive] { + bool stop = (count_ping == rounds); + if (stop) { + logger().info("{}: finished sending {} OSDOPs with {} keepalives", + *conn, count_ping, count_keepalive); + } + return stop; + }, + [this, conn, &count_ping, &count_keepalive] { + return seastar::repeat([this, conn, &count_ping, &count_keepalive] { + if (keepalive_dist(rng)) { + return conn->keepalive() + .then([&count_keepalive] { + count_keepalive += 1; + return seastar::make_ready_future<seastar::stop_iteration>( + seastar::stop_iteration::no); + }); + } else { + return send_msg(conn) + .then([&count_ping] { + count_ping += 1; + return seastar::make_ready_future<seastar::stop_iteration>( + seastar::stop_iteration::yes); + }); + } + }); + }).then([this, conn] { + auto found = pending_conns.find(conn); + return found->second.get_future(); + }); + }); + }); + } + }; + }; + + return seastar::when_all_succeed( + ceph::net::create_sharded<test_state::Server>(), + ceph::net::create_sharded<test_state::Client>(rounds, keepalive_ratio, bs, depth)) + .then([rounds, keepalive_ratio, addr, mode](test_state::Server *server, + test_state::Client *client) { + entity_addr_t target_addr; + target_addr.parse(addr.c_str(), nullptr); + target_addr.set_type(entity_addr_t::TYPE_LEGACY); + if (mode == perf_mode_t::both) { + return seastar::when_all_succeed( + server->init(entity_name_t::OSD(0), "server", 0, target_addr), + client->init(entity_name_t::OSD(1), "client", 0)) + // dispatch pingpoing + .then([client, target_addr] { + return client->dispatch_messages(target_addr, false); + // shutdown + }).finally([client] { + logger().info("client shutdown..."); + return client->shutdown(); + }).finally([server] { + logger().info("server shutdown..."); + return server->shutdown(); + }); + } else if (mode == perf_mode_t::client) { + return client->init(entity_name_t::OSD(1), "client", 0) + // dispatch pingpoing + .then([client, target_addr] { + return client->dispatch_messages(target_addr, false); + // shutdown + }).finally([client] { + logger().info("client shutdown..."); + return client->shutdown(); + }); + } else { // mode == perf_mode_t::server + return server->init(entity_name_t::OSD(0), "server", 0, target_addr) + // dispatch pingpoing + .then([server] { + return server->msgr->wait(); + // shutdown + }).finally([server] { + logger().info("server shutdown..."); + return server->shutdown(); + }); + } + }); +} + +} + +int main(int argc, char** argv) +{ + seastar::app_template app; + app.add_options() + ("addr", bpo::value<std::string>()->default_value("0.0.0.0:9010"), + "start server") + ("mode", bpo::value<int>()->default_value(0), + "0: both, 1:client, 2:server") + ("rounds", bpo::value<unsigned>()->default_value(65536), + "number of messaging rounds") + ("keepalive-ratio", bpo::value<double>()->default_value(0), + "ratio of keepalive in ping messages") + ("bs", bpo::value<int>()->default_value(4096), + "block size") + ("depth", bpo::value<int>()->default_value(512), + "io depth"); + return app.run(argc, argv, [&app] { + auto&& config = app.configuration(); + auto rounds = config["rounds"].as<unsigned>(); + auto keepalive_ratio = config["keepalive-ratio"].as<double>(); + auto bs = config["bs"].as<int>(); + auto depth = config["depth"].as<int>(); + auto addr = config["addr"].as<std::string>(); + auto mode = config["mode"].as<int>(); + logger().info("\nsettings:\n addr={}\n mode={}\n rounds={}\n keepalive-ratio={}\n bs={}\n depth={}", + addr, mode, rounds, keepalive_ratio, bs, depth); + ceph_assert(mode >= 0 && mode <= 2); + auto _mode = static_cast<perf_mode_t>(mode); + return run(rounds, keepalive_ratio, bs, depth, addr, _mode) + .then([] { + std::cout << "successful" << std::endl; + }).handle_exception([] (auto eptr) { + std::cout << "failed" << std::endl; + return seastar::make_exception_future<>(eptr); + }); + }); +} |