| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you 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. |
| |
| |
| #include <errno.h> |
| #include <gtest/gtest.h> |
| #include <gflags/gflags.h> |
| #if BRPC_WITH_RDMA |
| #include "bthread/bthread.h" |
| #include "butil/time.h" |
| #include "brpc/rdma/block_pool.h" |
| |
| class BlockPoolTest : public ::testing::Test { |
| protected: |
| BlockPoolTest() { } |
| ~BlockPoolTest() { } |
| }; |
| |
| namespace brpc { |
| namespace rdma { |
| DECLARE_int32(rdma_memory_pool_initial_size_mb); |
| DECLARE_int32(rdma_memory_pool_increase_size_mb); |
| DECLARE_int32(rdma_memory_pool_max_regions); |
| DECLARE_int32(rdma_memory_pool_buckets); |
| extern void DestroyBlockPool(); |
| extern int GetBlockType(void* buf); |
| extern size_t GetGlobalLen(int block_type); |
| extern size_t GetRegionNum(); |
| } |
| } |
| |
| using namespace brpc::rdma; |
| |
| static uint32_t DummyCallback(void*, size_t) { |
| return 1; |
| } |
| |
| TEST_F(BlockPoolTest, single_thread) { |
| FLAGS_rdma_memory_pool_initial_size_mb = 1024; |
| FLAGS_rdma_memory_pool_increase_size_mb = 1024; |
| FLAGS_rdma_memory_pool_max_regions = 16; |
| FLAGS_rdma_memory_pool_buckets = 4; |
| EXPECT_TRUE(InitBlockPool(DummyCallback) != NULL); |
| |
| size_t num = 1024; |
| void* buf[num]; |
| for (size_t i = 0; i < num; ++i) { |
| buf[i] = AllocBlock(GetBlockSize(0)); |
| EXPECT_TRUE(buf[i] != NULL); |
| EXPECT_EQ(0, GetBlockType(buf[i])); |
| } |
| for (size_t i = 0; i < num; ++i) { |
| DeallocBlock(buf[i]); |
| buf[i] = NULL; |
| } |
| for (size_t i = 0; i < num; ++i) { |
| buf[i] = AllocBlock(GetBlockSize(0) + 1); |
| EXPECT_TRUE(buf[i] != NULL); |
| EXPECT_EQ(1, GetBlockType(buf[i])); |
| } |
| for (int i = num - 1; i >= 0; --i) { |
| DeallocBlock(buf[i]); |
| buf[i] = NULL; |
| } |
| for (size_t i = 0; i < num; ++i) { |
| buf[i] = AllocBlock(GetBlockSize(2)); |
| EXPECT_TRUE(buf[i] != NULL); |
| EXPECT_EQ(2, GetBlockType(buf[i])); |
| } |
| for (int i = num - 1; i >= 0; --i) { |
| DeallocBlock(buf[i]); |
| buf[i] = NULL; |
| } |
| |
| DestroyBlockPool(); |
| } |
| |
| static void* AllocAndDealloc(void* arg) { |
| uintptr_t i = (uintptr_t)arg; |
| int len = GetBlockSize(i % 3); |
| int iterations = 1000; |
| while (iterations > 0) { |
| void* buf = AllocBlock(len); |
| EXPECT_TRUE(buf != NULL); |
| EXPECT_EQ(i % 3, GetBlockType(buf)); |
| DeallocBlock(buf); |
| --iterations; |
| } |
| return NULL; |
| } |
| |
| TEST_F(BlockPoolTest, multiple_thread) { |
| FLAGS_rdma_memory_pool_initial_size_mb = 1024; |
| FLAGS_rdma_memory_pool_increase_size_mb = 1024; |
| FLAGS_rdma_memory_pool_max_regions = 16; |
| FLAGS_rdma_memory_pool_buckets = 4; |
| EXPECT_TRUE(InitBlockPool(DummyCallback) != NULL); |
| |
| uintptr_t thread_num = 32; |
| bthread_t tid[thread_num]; |
| bthread_attr_t attr = BTHREAD_ATTR_NORMAL; |
| uint64_t start_time = butil::cpuwide_time_us(); |
| for (uintptr_t i = 0; i < thread_num; ++i) { |
| ASSERT_EQ(0, bthread_start_background(&tid[i], &attr, AllocAndDealloc, (void*)i)); |
| } |
| for (uintptr_t i = 0; i < thread_num; ++i) { |
| ASSERT_EQ(0, bthread_join(tid[i], 0)); |
| } |
| LOG(INFO) << "Total time = " << butil::cpuwide_time_us() - start_time << "us"; |
| |
| DestroyBlockPool(); |
| } |
| |
| TEST_F(BlockPoolTest, extend) { |
| FLAGS_rdma_memory_pool_initial_size_mb = 64; |
| FLAGS_rdma_memory_pool_increase_size_mb = 64; |
| FLAGS_rdma_memory_pool_max_regions = 16; |
| FLAGS_rdma_memory_pool_buckets = 1; |
| EXPECT_TRUE(InitBlockPool(DummyCallback) != NULL); |
| |
| EXPECT_EQ(1, GetRegionNum()); |
| size_t num = 15 * 64 * 1024 * 1024 / GetBlockSize(2); |
| void* buf[num]; |
| for (size_t i = 0; i < num; ++i) { |
| buf[i] = AllocBlock(65537); |
| EXPECT_TRUE(buf[i] != NULL); |
| } |
| EXPECT_EQ(16, GetRegionNum()); |
| for (size_t i = 0; i < num; ++i) { |
| DeallocBlock(buf[i]); |
| } |
| EXPECT_EQ(16, GetRegionNum()); |
| |
| DestroyBlockPool(); |
| } |
| |
| TEST_F(BlockPoolTest, memory_not_enough) { |
| FLAGS_rdma_memory_pool_initial_size_mb = 64; |
| FLAGS_rdma_memory_pool_increase_size_mb = 64; |
| FLAGS_rdma_memory_pool_max_regions = 2; |
| FLAGS_rdma_memory_pool_buckets = 1; |
| EXPECT_TRUE(InitBlockPool(DummyCallback) != NULL); |
| |
| EXPECT_EQ(1, GetRegionNum()); |
| size_t num = 64 * 1024 * 1024 / GetBlockSize(2); |
| void* buf[num]; |
| for (size_t i = 0; i < num; ++i) { |
| buf[i] = AllocBlock(65537); |
| EXPECT_TRUE(buf[i] != NULL); |
| } |
| EXPECT_EQ(2, GetRegionNum()); |
| void* tmp = AllocBlock(65536); |
| EXPECT_EQ(ENOMEM, errno); |
| EXPECT_EQ(0, GetRegionId(tmp)); |
| for (size_t i = 0; i < num; ++i) { |
| DeallocBlock(buf[i]); |
| } |
| EXPECT_EQ(2, GetRegionNum()); |
| |
| DestroyBlockPool(); |
| } |
| |
| TEST_F(BlockPoolTest, invalid_use) { |
| FLAGS_rdma_memory_pool_initial_size_mb = 64; |
| FLAGS_rdma_memory_pool_increase_size_mb = 64; |
| FLAGS_rdma_memory_pool_max_regions = 2; |
| FLAGS_rdma_memory_pool_buckets = 1; |
| EXPECT_TRUE(InitBlockPool(DummyCallback) != NULL); |
| |
| void* buf = AllocBlock(0); |
| EXPECT_EQ(NULL, buf); |
| EXPECT_EQ(EINVAL, errno); |
| |
| buf = AllocBlock(GetBlockSize(2) + 1); |
| EXPECT_EQ(NULL, buf); |
| EXPECT_EQ(EINVAL, errno); |
| |
| errno = 0; |
| DeallocBlock(NULL); |
| EXPECT_EQ(EINVAL, errno); |
| |
| DestroyBlockPool(); |
| } |
| |
| TEST_F(BlockPoolTest, dump_info) { |
| FLAGS_rdma_memory_pool_initial_size_mb = 64; |
| FLAGS_rdma_memory_pool_increase_size_mb = 64; |
| FLAGS_rdma_memory_pool_max_regions = 2; |
| FLAGS_rdma_memory_pool_buckets = 4; |
| EXPECT_TRUE(InitBlockPool(DummyCallback) != NULL); |
| DumpMemoryPoolInfo(std::cout); |
| void* buf = AllocBlock(8192); |
| DumpMemoryPoolInfo(std::cout); |
| DeallocBlock(buf); |
| DumpMemoryPoolInfo(std::cout); |
| DestroyBlockPool(); |
| } |
| |
| #endif // if BRPC_WITH_RDMA |
| |
| int main(int argc, char* argv[]) { |
| testing::InitGoogleTest(&argc, argv); |
| GFLAGS_NS::ParseCommandLineFlags(&argc, &argv, true); |
| return RUN_ALL_TESTS(); |
| } |