void PcapDistributor::distributeTxPacket(TxPacketData* packetData) { auto locked_map = subs_.rlock(); auto onError = [](runtime_error& e) { FB_LOG_EVERY_MS(ERROR, 1000) << e.what(); }; for (auto& i : *locked_map) { i.second->future_receiveTxPacket(*packetData).onError(move(onError)); } }
BENCHMARK(dev_null_log_overhead, iter) { auto prev = FLAGS_minloglevel; FLAGS_minloglevel = 2; for (unsigned i = 0; i < iter; ++i) { FB_LOG_EVERY_MS(INFO, -1) << "every -1ms"; } FLAGS_minloglevel = prev; }
BENCHMARK(skip_overhead, iter) { auto prev = FLAGS_minloglevel; FLAGS_minloglevel = 2; for (unsigned i = 0; i < iter; ++i) { FB_LOG_EVERY_MS(INFO, 1000) << "every 1s"; } FLAGS_minloglevel = prev; }
TEST(LogEveryMs, zero) { int count = 0; for (int i = 0; i < 10; ++i) { FB_LOG_EVERY_MS(INFO, 0) << "test msg " << ++count; } EXPECT_EQ(10, count); }
int64_t ThriftServer::getLoad(const std::string& counter, bool check_custom) { if (check_custom && getLoad_) { return getLoad_(counter); } int reqload = 0; int connload = 0; int queueload = 0; if (maxRequests_ > 0) { reqload = (100*(activeRequests_ + getPendingCount())) / ((float)maxRequests_); } auto ioGroup = getIOGroupSafe(); auto workerFactory = ioGroup != nullptr ? std::dynamic_pointer_cast<wangle::NamedThreadFactory>( ioGroup->getThreadFactory()) : nullptr; if (maxConnections_ > 0) { int32_t connections = 0; forEachWorker([&](wangle::Acceptor* acceptor) mutable { auto worker = dynamic_cast<Cpp2Worker*>(acceptor); connections += worker->getPendingCount(); }); connload = (100*connections) / (float)maxConnections_; } auto tm = getThreadManager(); if (tm) { auto codel = tm->getCodel(); if (codel) { queueload = codel->getLoad(); } } if (VLOG_IS_ON(1) && workerFactory) { FB_LOG_EVERY_MS(INFO, 1000 * 10) << workerFactory->getNamePrefix() << " load is: " << reqload << "% requests, " << connload << "% connections, " << queueload << "% queue time, " << activeRequests_ << " active reqs, " << getPendingCount() << " pending reqs"; } int load = std::max({reqload, connload, queueload}); return load; }
TEST(LogEveryMs, basic) { std::vector<std::chrono::steady_clock::time_point> hist; while (hist.size() < 10) { FB_LOG_EVERY_MS(INFO, 10) << "test msg " << (hist.push_back(std::chrono::steady_clock::now()), hist.size()); } bool atLeastOneIsGood = false; for (size_t i = 0; i < hist.size() - 1; ++i) { auto delta = hist[i + 1] - hist[i]; if (delta > std::chrono::milliseconds(5) && delta < std::chrono::milliseconds(15)) { atLeastOneIsGood = true; } } EXPECT_TRUE(atLeastOneIsGood); }