| /* |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * Licensed 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 <sys/mman.h> |
| #include <sys/types.h> |
| #include <sys/wait.h> |
| #include <unistd.h> |
| |
| #include <gtest/gtest.h> |
| |
| #include <filesystem> |
| #include <string> |
| #include <vector> |
| |
| #include <meminfo/pageacct.h> |
| #include <meminfo/procmeminfo.h> |
| #include <meminfo/sysmeminfo.h> |
| #include <vintf/VintfObject.h> |
| |
| #include <android-base/file.h> |
| #include <android-base/logging.h> |
| #include <android-base/properties.h> |
| #include <android-base/stringprintf.h> |
| #include <android-base/strings.h> |
| |
| using namespace std; |
| using namespace android::meminfo; |
| using android::vintf::KernelVersion; |
| using android::vintf::RuntimeInfo; |
| using android::vintf::VintfObject; |
| |
| namespace fs = std::filesystem; |
| |
| pid_t pid = -1; |
| |
| TEST(ProcMemInfo, TestWorkingTestReset) { |
| // Expect reset to succeed |
| EXPECT_TRUE(ProcMemInfo::ResetWorkingSet(pid)); |
| } |
| |
| TEST(ProcMemInfo, UsageEmpty) { |
| // If we created the object for getting working set, |
| // the usage must be empty |
| ProcMemInfo proc_mem(pid, true); |
| const MemUsage& usage = proc_mem.Usage(); |
| EXPECT_EQ(usage.rss, 0); |
| EXPECT_EQ(usage.vss, 0); |
| EXPECT_EQ(usage.pss, 0); |
| EXPECT_EQ(usage.uss, 0); |
| EXPECT_EQ(usage.swap, 0); |
| } |
| |
| TEST(ProcMemInfo, MapsNotEmpty) { |
| // Make sure the process maps are never empty |
| ProcMemInfo proc_mem(pid); |
| const std::vector<Vma>& maps = proc_mem.Maps(); |
| EXPECT_FALSE(maps.empty()); |
| } |
| |
| TEST(ProcMemInfo, MapsUsageNotEmpty) { |
| ProcMemInfo proc_mem(pid); |
| const std::vector<Vma>& maps = proc_mem.Maps(); |
| EXPECT_FALSE(maps.empty()); |
| uint64_t total_pss = 0; |
| uint64_t total_rss = 0; |
| uint64_t total_uss = 0; |
| for (auto& map : maps) { |
| ASSERT_NE(0, map.usage.vss); |
| total_rss += map.usage.rss; |
| total_pss += map.usage.pss; |
| total_uss += map.usage.uss; |
| } |
| |
| // Crude check that stats are actually being read. |
| EXPECT_NE(0, total_rss) << "RSS zero for all maps, that is not possible."; |
| EXPECT_NE(0, total_pss) << "PSS zero for all maps, that is not possible."; |
| EXPECT_NE(0, total_uss) << "USS zero for all maps, that is not possible."; |
| } |
| |
| TEST(ProcMemInfo, MapsUsageEmpty) { |
| ProcMemInfo proc_mem(pid); |
| const std::vector<Vma>& maps = proc_mem.MapsWithoutUsageStats(); |
| EXPECT_FALSE(maps.empty()); |
| // Verify that all usage stats are zero in every map. |
| for (auto& map : maps) { |
| ASSERT_EQ(0, map.usage.vss); |
| ASSERT_EQ(0, map.usage.rss); |
| ASSERT_EQ(0, map.usage.pss); |
| ASSERT_EQ(0, map.usage.uss); |
| ASSERT_EQ(0, map.usage.swap); |
| ASSERT_EQ(0, map.usage.swap_pss); |
| ASSERT_EQ(0, map.usage.private_clean); |
| ASSERT_EQ(0, map.usage.private_dirty); |
| ASSERT_EQ(0, map.usage.shared_clean); |
| ASSERT_EQ(0, map.usage.shared_dirty); |
| } |
| } |
| |
| TEST(ProcMemInfo, MapsUsageFillInLater) { |
| ProcMemInfo proc_mem(pid); |
| const std::vector<Vma>& maps = proc_mem.MapsWithoutUsageStats(); |
| EXPECT_FALSE(maps.empty()); |
| for (auto& map : maps) { |
| Vma update_map(map); |
| ASSERT_EQ(map.start, update_map.start); |
| ASSERT_EQ(map.end, update_map.end); |
| ASSERT_EQ(map.offset, update_map.offset); |
| ASSERT_EQ(map.flags, update_map.flags); |
| ASSERT_EQ(map.name, update_map.name); |
| ASSERT_EQ(0, update_map.usage.vss); |
| ASSERT_EQ(0, update_map.usage.rss); |
| ASSERT_EQ(0, update_map.usage.pss); |
| ASSERT_EQ(0, update_map.usage.uss); |
| ASSERT_EQ(0, update_map.usage.swap); |
| ASSERT_EQ(0, update_map.usage.swap_pss); |
| ASSERT_EQ(0, update_map.usage.private_clean); |
| ASSERT_EQ(0, update_map.usage.private_dirty); |
| ASSERT_EQ(0, update_map.usage.shared_clean); |
| ASSERT_EQ(0, update_map.usage.shared_dirty); |
| ASSERT_TRUE(proc_mem.FillInVmaStats(update_map)); |
| // Check that at least one usage stat was updated. |
| ASSERT_NE(0, update_map.usage.vss); |
| } |
| } |
| |
| TEST(ProcMemInfo, MapsUsageFillInAll) { |
| ProcMemInfo proc_mem(pid); |
| const std::vector<Vma>& maps = proc_mem.MapsWithoutUsageStats(); |
| EXPECT_FALSE(maps.empty()); |
| for (auto& map : maps) { |
| ASSERT_EQ(0, map.usage.vss); |
| ASSERT_EQ(0, map.usage.rss); |
| ASSERT_EQ(0, map.usage.pss); |
| ASSERT_EQ(0, map.usage.uss); |
| ASSERT_EQ(0, map.usage.swap); |
| ASSERT_EQ(0, map.usage.swap_pss); |
| ASSERT_EQ(0, map.usage.private_clean); |
| ASSERT_EQ(0, map.usage.private_dirty); |
| ASSERT_EQ(0, map.usage.shared_clean); |
| ASSERT_EQ(0, map.usage.shared_dirty); |
| } |
| // GetUsageStats' non-default parameter get_wss is false by default in |
| // ProcMemInfo's constructor. |
| ASSERT_TRUE(proc_mem.GetUsageStats(false)); |
| for (auto& map : maps) { |
| // Check that at least one usage stat was updated. |
| ASSERT_NE(0, map.usage.vss); |
| } |
| } |
| |
| TEST(ProcMemInfo, PageMapPresent) { |
| static constexpr size_t kNumPages = 20; |
| size_t pagesize = getpagesize(); |
| void* ptr = mmap(nullptr, pagesize * (kNumPages + 2), PROT_READ | PROT_WRITE, |
| MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); |
| ASSERT_NE(MAP_FAILED, ptr); |
| |
| // Unmap the first page and the last page so that we guarantee this |
| // map is in a map by itself. |
| ASSERT_EQ(0, munmap(ptr, pagesize)); |
| uintptr_t addr = reinterpret_cast<uintptr_t>(ptr) + pagesize; |
| ASSERT_EQ(0, munmap(reinterpret_cast<void*>(addr + kNumPages * pagesize), pagesize)); |
| |
| ProcMemInfo proc_mem(getpid()); |
| const std::vector<Vma>& maps = proc_mem.MapsWithoutUsageStats(); |
| ASSERT_FALSE(maps.empty()); |
| |
| // Find the vma associated with our previously created map. |
| const Vma* test_vma = nullptr; |
| for (const Vma& vma : maps) { |
| if (vma.start == addr) { |
| test_vma = &vma; |
| break; |
| } |
| } |
| ASSERT_TRUE(test_vma != nullptr) << "Cannot find test map."; |
| |
| // Verify that none of the pages are listed as present. |
| std::vector<uint64_t> pagemap; |
| ASSERT_TRUE(proc_mem.PageMap(*test_vma, &pagemap)); |
| ASSERT_EQ(kNumPages, pagemap.size()); |
| for (size_t i = 0; i < pagemap.size(); i++) { |
| EXPECT_FALSE(android::meminfo::page_present(pagemap[i])) |
| << "Page " << i << " is present and it should not be."; |
| } |
| |
| // Make some of the pages present and verify that we see them |
| // as present. |
| uint8_t* data = reinterpret_cast<uint8_t*>(addr); |
| data[0] = 1; |
| data[pagesize * 5] = 1; |
| data[pagesize * 11] = 1; |
| |
| ASSERT_TRUE(proc_mem.PageMap(*test_vma, &pagemap)); |
| ASSERT_EQ(kNumPages, pagemap.size()); |
| for (size_t i = 0; i < pagemap.size(); i++) { |
| if (i == 0 || i == 5 || i == 11) { |
| EXPECT_TRUE(android::meminfo::page_present(pagemap[i])) |
| << "Page " << i << " is not present and it should be."; |
| } else { |
| EXPECT_FALSE(android::meminfo::page_present(pagemap[i])) |
| << "Page " << i << " is present and it should not be."; |
| } |
| } |
| |
| ASSERT_EQ(0, munmap(reinterpret_cast<void*>(addr), kNumPages * pagesize)); |
| } |
| |
| TEST(ProcMemInfo, WssEmpty) { |
| // If we created the object for getting usage, |
| // the working set must be empty |
| ProcMemInfo proc_mem(pid, false); |
| const MemUsage& wss = proc_mem.Wss(); |
| EXPECT_EQ(wss.rss, 0); |
| EXPECT_EQ(wss.vss, 0); |
| EXPECT_EQ(wss.pss, 0); |
| EXPECT_EQ(wss.uss, 0); |
| EXPECT_EQ(wss.swap, 0); |
| } |
| |
| TEST(ProcMemInfo, SwapOffsetsEmpty) { |
| // If we created the object for getting working set, |
| // the swap offsets must be empty |
| ProcMemInfo proc_mem(pid, true); |
| const std::vector<uint64_t>& swap_offsets = proc_mem.SwapOffsets(); |
| EXPECT_EQ(swap_offsets.size(), 0); |
| } |
| |
| TEST(ProcMemInfo, IsSmapsSupportedTest) { |
| // Check if /proc/self/smaps_rollup exists using the API. |
| bool supported = IsSmapsRollupSupported(); |
| EXPECT_EQ(!access("/proc/self/smaps_rollup", F_OK | R_OK), supported); |
| } |
| |
| TEST(ProcMemInfo, SmapsOrRollupTest) { |
| // Make sure we can parse 'smaps_rollup' correctly |
| std::string rollup = |
| R"rollup(12c00000-7fe859e000 ---p 00000000 00:00 0 [rollup] |
| Rss: 331908 kB |
| Pss: 202052 kB |
| Shared_Clean: 158492 kB |
| Shared_Dirty: 18928 kB |
| Private_Clean: 90472 kB |
| Private_Dirty: 64016 kB |
| Referenced: 318700 kB |
| Anonymous: 81984 kB |
| AnonHugePages: 0 kB |
| Shared_Hugetlb: 0 kB |
| Private_Hugetlb: 0 kB |
| Swap: 5344 kB |
| SwapPss: 442 kB |
| Locked: 1523537 kB)rollup"; |
| |
| TemporaryFile tf; |
| ASSERT_TRUE(tf.fd != -1); |
| ASSERT_TRUE(::android::base::WriteStringToFd(rollup, tf.fd)); |
| |
| MemUsage stats; |
| ASSERT_EQ(SmapsOrRollupFromFile(tf.path, &stats), true); |
| EXPECT_EQ(stats.rss, 331908); |
| EXPECT_EQ(stats.pss, 202052); |
| EXPECT_EQ(stats.uss, 154488); |
| EXPECT_EQ(stats.private_clean, 90472); |
| EXPECT_EQ(stats.private_dirty, 64016); |
| EXPECT_EQ(stats.swap_pss, 442); |
| } |
| |
| TEST(ProcMemInfo, SmapsOrRollupSmapsTest) { |
| // Make sure /proc/<pid>/smaps is parsed correctly |
| std::string smaps = |
| R"smaps(12c00000-13440000 rw-p 00000000 00:00 0 [anon:dalvik-main space (region space)] |
| Name: [anon:dalvik-main space (region space)] |
| Size: 8448 kB |
| KernelPageSize: 4 kB |
| MMUPageSize: 4 kB |
| Rss: 2652 kB |
| Pss: 2652 kB |
| Shared_Clean: 840 kB |
| Shared_Dirty: 40 kB |
| Private_Clean: 84 kB |
| Private_Dirty: 2652 kB |
| Referenced: 2652 kB |
| Anonymous: 2652 kB |
| AnonHugePages: 0 kB |
| ShmemPmdMapped: 0 kB |
| Shared_Hugetlb: 0 kB |
| Private_Hugetlb: 0 kB |
| Swap: 102 kB |
| SwapPss: 70 kB |
| Locked: 2652 kB |
| VmFlags: rd wr mr mw me ac |
| )smaps"; |
| |
| TemporaryFile tf; |
| ASSERT_TRUE(tf.fd != -1); |
| ASSERT_TRUE(::android::base::WriteStringToFd(smaps, tf.fd)); |
| |
| MemUsage stats; |
| ASSERT_EQ(SmapsOrRollupFromFile(tf.path, &stats), true); |
| EXPECT_EQ(stats.rss, 2652); |
| EXPECT_EQ(stats.pss, 2652); |
| EXPECT_EQ(stats.uss, 2736); |
| EXPECT_EQ(stats.private_clean, 84); |
| EXPECT_EQ(stats.private_dirty, 2652); |
| EXPECT_EQ(stats.swap_pss, 70); |
| } |
| |
| TEST(ProcMemInfo, SmapsOrRollupPssRollupTest) { |
| // Make sure /proc/<pid>/smaps is parsed correctly |
| // to get the PSS |
| std::string smaps = |
| R"smaps(12c00000-13440000 rw-p 00000000 00:00 0 [anon:dalvik-main space (region space)] |
| Name: [anon:dalvik-main space (region space)] |
| Size: 8448 kB |
| KernelPageSize: 4 kB |
| MMUPageSize: 4 kB |
| Rss: 2652 kB |
| Pss: 2652 kB |
| Shared_Clean: 840 kB |
| Shared_Dirty: 40 kB |
| Private_Clean: 84 kB |
| Private_Dirty: 2652 kB |
| Referenced: 2652 kB |
| Anonymous: 2652 kB |
| AnonHugePages: 0 kB |
| ShmemPmdMapped: 0 kB |
| Shared_Hugetlb: 0 kB |
| Private_Hugetlb: 0 kB |
| Swap: 102 kB |
| SwapPss: 70 kB |
| Locked: 2652 kB |
| VmFlags: rd wr mr mw me ac |
| )smaps"; |
| |
| TemporaryFile tf; |
| ASSERT_TRUE(tf.fd != -1); |
| ASSERT_TRUE(::android::base::WriteStringToFd(smaps, tf.fd)); |
| |
| uint64_t pss; |
| ASSERT_EQ(SmapsOrRollupPssFromFile(tf.path, &pss), true); |
| EXPECT_EQ(pss, 2652); |
| } |
| |
| TEST(ProcMemInfo, SmapsOrRollupPssSmapsTest) { |
| // Correctly parse smaps file to gather pss |
| std::string exec_dir = ::android::base::GetExecutableDirectory(); |
| std::string path = ::android::base::StringPrintf("%s/testdata1/smaps_short", exec_dir.c_str()); |
| |
| uint64_t pss; |
| ASSERT_EQ(SmapsOrRollupPssFromFile(path, &pss), true); |
| EXPECT_EQ(pss, 19119); |
| } |
| |
| TEST(ProcMemInfo, StatusVmRSSTest) { |
| std::string exec_dir = ::android::base::GetExecutableDirectory(); |
| std::string path = ::android::base::StringPrintf("%s/testdata1/status", exec_dir.c_str()); |
| |
| uint64_t rss; |
| ASSERT_EQ(StatusVmRSSFromFile(path, &rss), true); |
| EXPECT_EQ(rss, 730764); |
| } |
| |
| TEST(ProcMemInfo, StatusVmRSSBogusFileTest) { |
| std::string exec_dir = ::android::base::GetExecutableDirectory(); |
| std::string path = ::android::base::StringPrintf("%s/testdata1/smaps", exec_dir.c_str()); |
| |
| uint64_t rss; |
| ASSERT_EQ(StatusVmRSSFromFile(path, &rss), false); |
| } |
| |
| TEST(ProcMemInfo, ForEachExistingVmaTest) { |
| std::string exec_dir = ::android::base::GetExecutableDirectory(); |
| std::string path = ::android::base::StringPrintf("%s/testdata1/smaps_short", exec_dir.c_str()); |
| ProcMemInfo proc_mem(pid); |
| // Populate maps_. |
| proc_mem.Smaps(path); |
| std::vector<Vma> vmas; |
| auto collect_vmas = [&](const Vma& v) { vmas.push_back(v); }; |
| EXPECT_TRUE(proc_mem.ForEachExistingVma(collect_vmas)); |
| |
| // The size of vmas is not checked because Smaps() will return 5 vmas on x86 |
| // and 6 vmas otherwise, as [vsyscall] is not processed on x86. |
| |
| // Expect values to be equal to what we have in testdata1/smaps_short |
| // Check for names |
| EXPECT_EQ(vmas[0].name, "[anon:dalvik-zygote-jit-code-cache]"); |
| EXPECT_EQ(vmas[1].name, "/system/framework/x86_64/boot-framework.art"); |
| EXPECT_TRUE(vmas[2].name == "[anon:libc_malloc]" || |
| android::base::StartsWith(vmas[2].name, "[anon:scudo:")) |
| << "Unknown map name " << vmas[2].name; |
| EXPECT_EQ(vmas[3].name, "/system/priv-app/SettingsProvider/oat/x86_64/SettingsProvider.odex"); |
| EXPECT_EQ(vmas[4].name, "/system/lib64/libhwui.so"); |
| |
| // Check start address |
| EXPECT_EQ(vmas[0].start, 0x54c00000); |
| EXPECT_EQ(vmas[1].start, 0x701ea000); |
| EXPECT_EQ(vmas[2].start, 0x70074dd8d000); |
| EXPECT_EQ(vmas[3].start, 0x700755a2d000); |
| EXPECT_EQ(vmas[4].start, 0x7007f85b0000); |
| |
| // Check end address |
| EXPECT_EQ(vmas[0].end, 0x56c00000); |
| EXPECT_EQ(vmas[1].end, 0x70cdb000); |
| EXPECT_EQ(vmas[2].end, 0x70074ee0d000); |
| EXPECT_EQ(vmas[3].end, 0x700755a6e000); |
| EXPECT_EQ(vmas[4].end, 0x7007f8b9b000); |
| |
| // Check Flags |
| EXPECT_EQ(vmas[0].flags, PROT_READ | PROT_EXEC); |
| EXPECT_EQ(vmas[1].flags, PROT_READ | PROT_WRITE); |
| EXPECT_EQ(vmas[2].flags, PROT_READ | PROT_WRITE); |
| EXPECT_EQ(vmas[3].flags, PROT_READ | PROT_EXEC); |
| EXPECT_EQ(vmas[4].flags, PROT_READ | PROT_EXEC); |
| |
| // Check Shared |
| EXPECT_FALSE(vmas[0].is_shared); |
| EXPECT_FALSE(vmas[1].is_shared); |
| EXPECT_FALSE(vmas[2].is_shared); |
| EXPECT_FALSE(vmas[3].is_shared); |
| EXPECT_FALSE(vmas[4].is_shared); |
| |
| // Check Offset |
| EXPECT_EQ(vmas[0].offset, 0x0); |
| EXPECT_EQ(vmas[1].offset, 0x0); |
| EXPECT_EQ(vmas[2].offset, 0x0); |
| EXPECT_EQ(vmas[3].offset, 0x00016000); |
| EXPECT_EQ(vmas[4].offset, 0x001ee000); |
| |
| // Check Inode |
| EXPECT_EQ(vmas[0].inode, 0); |
| EXPECT_EQ(vmas[1].inode, 3165); |
| EXPECT_EQ(vmas[2].inode, 0); |
| EXPECT_EQ(vmas[3].inode, 1947); |
| EXPECT_EQ(vmas[4].inode, 1537); |
| |
| // Check smaps specific fields |
| ASSERT_EQ(vmas[0].usage.vss, 32768); |
| EXPECT_EQ(vmas[1].usage.vss, 11204); |
| EXPECT_EQ(vmas[2].usage.vss, 16896); |
| EXPECT_EQ(vmas[3].usage.vss, 260); |
| EXPECT_EQ(vmas[4].usage.vss, 6060); |
| |
| EXPECT_EQ(vmas[0].usage.rss, 2048); |
| EXPECT_EQ(vmas[1].usage.rss, 11188); |
| EXPECT_EQ(vmas[2].usage.rss, 15272); |
| EXPECT_EQ(vmas[3].usage.rss, 260); |
| EXPECT_EQ(vmas[4].usage.rss, 4132); |
| |
| EXPECT_EQ(vmas[0].usage.pss, 113); |
| EXPECT_EQ(vmas[1].usage.pss, 2200); |
| EXPECT_EQ(vmas[2].usage.pss, 15272); |
| EXPECT_EQ(vmas[3].usage.pss, 260); |
| EXPECT_EQ(vmas[4].usage.pss, 1274); |
| |
| EXPECT_EQ(vmas[0].usage.uss, 0); |
| EXPECT_EQ(vmas[1].usage.uss, 1660); |
| EXPECT_EQ(vmas[2].usage.uss, 15272); |
| EXPECT_EQ(vmas[3].usage.uss, 260); |
| EXPECT_EQ(vmas[4].usage.uss, 0); |
| |
| EXPECT_EQ(vmas[0].usage.private_clean, 0); |
| EXPECT_EQ(vmas[1].usage.private_clean, 0); |
| EXPECT_EQ(vmas[2].usage.private_clean, 0); |
| EXPECT_EQ(vmas[3].usage.private_clean, 260); |
| EXPECT_EQ(vmas[4].usage.private_clean, 0); |
| |
| EXPECT_EQ(vmas[0].usage.private_dirty, 0); |
| EXPECT_EQ(vmas[1].usage.private_dirty, 1660); |
| EXPECT_EQ(vmas[2].usage.private_dirty, 15272); |
| EXPECT_EQ(vmas[3].usage.private_dirty, 0); |
| EXPECT_EQ(vmas[4].usage.private_dirty, 0); |
| |
| EXPECT_EQ(vmas[0].usage.shared_clean, 0); |
| EXPECT_EQ(vmas[1].usage.shared_clean, 80); |
| EXPECT_EQ(vmas[2].usage.shared_clean, 0); |
| EXPECT_EQ(vmas[3].usage.shared_clean, 0); |
| EXPECT_EQ(vmas[4].usage.shared_clean, 4132); |
| |
| EXPECT_EQ(vmas[0].usage.shared_dirty, 2048); |
| EXPECT_EQ(vmas[1].usage.shared_dirty, 9448); |
| EXPECT_EQ(vmas[2].usage.shared_dirty, 0); |
| EXPECT_EQ(vmas[3].usage.shared_dirty, 0); |
| EXPECT_EQ(vmas[4].usage.shared_dirty, 0); |
| |
| EXPECT_EQ(vmas[0].usage.swap, 0); |
| EXPECT_EQ(vmas[1].usage.swap, 0); |
| EXPECT_EQ(vmas[2].usage.swap, 0); |
| EXPECT_EQ(vmas[3].usage.swap, 0); |
| EXPECT_EQ(vmas[4].usage.swap, 0); |
| |
| EXPECT_EQ(vmas[0].usage.swap_pss, 0); |
| EXPECT_EQ(vmas[1].usage.swap_pss, 0); |
| EXPECT_EQ(vmas[2].usage.swap_pss, 0); |
| EXPECT_EQ(vmas[3].usage.swap_pss, 0); |
| EXPECT_EQ(vmas[4].usage.swap_pss, 0); |
| |
| #ifndef __x86_64__ |
| // vmas[5] will not exist on x86, as [vsyscall] would not be processed. |
| EXPECT_EQ(vmas[5].name, "[vsyscall]"); |
| EXPECT_EQ(vmas[5].start, 0xffffffffff600000); |
| EXPECT_EQ(vmas[5].end, 0xffffffffff601000); |
| EXPECT_EQ(vmas[5].flags, PROT_READ | PROT_EXEC); |
| EXPECT_FALSE(vmas[5].is_shared); |
| EXPECT_EQ(vmas[5].offset, 0x0); |
| EXPECT_EQ(vmas[5].inode, 0); |
| EXPECT_EQ(vmas[5].usage.vss, 4); |
| EXPECT_EQ(vmas[5].usage.rss, 0); |
| EXPECT_EQ(vmas[5].usage.pss, 0); |
| EXPECT_EQ(vmas[5].usage.uss, 0); |
| EXPECT_EQ(vmas[5].usage.private_clean, 0); |
| EXPECT_EQ(vmas[5].usage.private_dirty, 0); |
| EXPECT_EQ(vmas[5].usage.shared_clean, 0); |
| EXPECT_EQ(vmas[5].usage.shared_dirty, 0); |
| EXPECT_EQ(vmas[5].usage.swap, 0); |
| EXPECT_EQ(vmas[5].usage.swap_pss, 0); |
| #endif |
| } |
| |
| TEST(ProcMemInfo, ForEachVmaFromFile_SmapsTest) { |
| // Parse smaps file correctly to make callbacks for each virtual memory area (vma) |
| std::string exec_dir = ::android::base::GetExecutableDirectory(); |
| std::string path = ::android::base::StringPrintf("%s/testdata1/smaps_short", exec_dir.c_str()); |
| ProcMemInfo proc_mem(pid); |
| |
| std::vector<Vma> vmas; |
| auto collect_vmas = [&](const Vma& v) { vmas.push_back(v); }; |
| ASSERT_TRUE(ForEachVmaFromFile(path, collect_vmas)); |
| |
| // We should get a total of 6 vmas |
| ASSERT_EQ(vmas.size(), 6); |
| |
| // Expect values to be equal to what we have in testdata1/smaps_short |
| // Check for names |
| EXPECT_EQ(vmas[0].name, "[anon:dalvik-zygote-jit-code-cache]"); |
| EXPECT_EQ(vmas[1].name, "/system/framework/x86_64/boot-framework.art"); |
| EXPECT_TRUE(vmas[2].name == "[anon:libc_malloc]" || |
| android::base::StartsWith(vmas[2].name, "[anon:scudo:")) |
| << "Unknown map name " << vmas[2].name; |
| EXPECT_EQ(vmas[3].name, "/system/priv-app/SettingsProvider/oat/x86_64/SettingsProvider.odex"); |
| EXPECT_EQ(vmas[4].name, "/system/lib64/libhwui.so"); |
| EXPECT_EQ(vmas[5].name, "[vsyscall]"); |
| |
| // Check start address |
| EXPECT_EQ(vmas[0].start, 0x54c00000); |
| EXPECT_EQ(vmas[1].start, 0x701ea000); |
| EXPECT_EQ(vmas[2].start, 0x70074dd8d000); |
| EXPECT_EQ(vmas[3].start, 0x700755a2d000); |
| EXPECT_EQ(vmas[4].start, 0x7007f85b0000); |
| EXPECT_EQ(vmas[5].start, 0xffffffffff600000); |
| |
| // Check end address |
| EXPECT_EQ(vmas[0].end, 0x56c00000); |
| EXPECT_EQ(vmas[1].end, 0x70cdb000); |
| EXPECT_EQ(vmas[2].end, 0x70074ee0d000); |
| EXPECT_EQ(vmas[3].end, 0x700755a6e000); |
| EXPECT_EQ(vmas[4].end, 0x7007f8b9b000); |
| EXPECT_EQ(vmas[5].end, 0xffffffffff601000); |
| |
| // Check Flags |
| EXPECT_EQ(vmas[0].flags, PROT_READ | PROT_EXEC); |
| EXPECT_EQ(vmas[1].flags, PROT_READ | PROT_WRITE); |
| EXPECT_EQ(vmas[2].flags, PROT_READ | PROT_WRITE); |
| EXPECT_EQ(vmas[3].flags, PROT_READ | PROT_EXEC); |
| EXPECT_EQ(vmas[4].flags, PROT_READ | PROT_EXEC); |
| EXPECT_EQ(vmas[5].flags, PROT_READ | PROT_EXEC); |
| |
| // Check Shared |
| EXPECT_FALSE(vmas[0].is_shared); |
| EXPECT_FALSE(vmas[1].is_shared); |
| EXPECT_FALSE(vmas[2].is_shared); |
| EXPECT_FALSE(vmas[3].is_shared); |
| EXPECT_FALSE(vmas[4].is_shared); |
| EXPECT_FALSE(vmas[5].is_shared); |
| |
| // Check Offset |
| EXPECT_EQ(vmas[0].offset, 0x0); |
| EXPECT_EQ(vmas[1].offset, 0x0); |
| EXPECT_EQ(vmas[2].offset, 0x0); |
| EXPECT_EQ(vmas[3].offset, 0x00016000); |
| EXPECT_EQ(vmas[4].offset, 0x001ee000); |
| EXPECT_EQ(vmas[5].offset, 0x0); |
| |
| // Check Inode |
| EXPECT_EQ(vmas[0].inode, 0); |
| EXPECT_EQ(vmas[1].inode, 3165); |
| EXPECT_EQ(vmas[2].inode, 0); |
| EXPECT_EQ(vmas[3].inode, 1947); |
| EXPECT_EQ(vmas[4].inode, 1537); |
| EXPECT_EQ(vmas[5].inode, 0); |
| |
| // Check smaps specific fields |
| ASSERT_EQ(vmas[0].usage.vss, 32768); |
| EXPECT_EQ(vmas[1].usage.vss, 11204); |
| EXPECT_EQ(vmas[2].usage.vss, 16896); |
| EXPECT_EQ(vmas[3].usage.vss, 260); |
| EXPECT_EQ(vmas[4].usage.vss, 6060); |
| EXPECT_EQ(vmas[5].usage.vss, 4); |
| |
| EXPECT_EQ(vmas[0].usage.rss, 2048); |
| EXPECT_EQ(vmas[1].usage.rss, 11188); |
| EXPECT_EQ(vmas[2].usage.rss, 15272); |
| EXPECT_EQ(vmas[3].usage.rss, 260); |
| EXPECT_EQ(vmas[4].usage.rss, 4132); |
| EXPECT_EQ(vmas[5].usage.rss, 0); |
| |
| EXPECT_EQ(vmas[0].usage.pss, 113); |
| EXPECT_EQ(vmas[1].usage.pss, 2200); |
| EXPECT_EQ(vmas[2].usage.pss, 15272); |
| EXPECT_EQ(vmas[3].usage.pss, 260); |
| EXPECT_EQ(vmas[4].usage.pss, 1274); |
| EXPECT_EQ(vmas[5].usage.pss, 0); |
| |
| EXPECT_EQ(vmas[0].usage.uss, 0); |
| EXPECT_EQ(vmas[1].usage.uss, 1660); |
| EXPECT_EQ(vmas[2].usage.uss, 15272); |
| EXPECT_EQ(vmas[3].usage.uss, 260); |
| EXPECT_EQ(vmas[4].usage.uss, 0); |
| EXPECT_EQ(vmas[5].usage.uss, 0); |
| |
| EXPECT_EQ(vmas[0].usage.private_clean, 0); |
| EXPECT_EQ(vmas[1].usage.private_clean, 0); |
| EXPECT_EQ(vmas[2].usage.private_clean, 0); |
| EXPECT_EQ(vmas[3].usage.private_clean, 260); |
| EXPECT_EQ(vmas[4].usage.private_clean, 0); |
| EXPECT_EQ(vmas[5].usage.private_clean, 0); |
| |
| EXPECT_EQ(vmas[0].usage.private_dirty, 0); |
| EXPECT_EQ(vmas[1].usage.private_dirty, 1660); |
| EXPECT_EQ(vmas[2].usage.private_dirty, 15272); |
| EXPECT_EQ(vmas[3].usage.private_dirty, 0); |
| EXPECT_EQ(vmas[4].usage.private_dirty, 0); |
| EXPECT_EQ(vmas[5].usage.private_dirty, 0); |
| |
| EXPECT_EQ(vmas[0].usage.shared_clean, 0); |
| EXPECT_EQ(vmas[1].usage.shared_clean, 80); |
| EXPECT_EQ(vmas[2].usage.shared_clean, 0); |
| EXPECT_EQ(vmas[3].usage.shared_clean, 0); |
| EXPECT_EQ(vmas[4].usage.shared_clean, 4132); |
| EXPECT_EQ(vmas[5].usage.shared_clean, 0); |
| |
| EXPECT_EQ(vmas[0].usage.shared_dirty, 2048); |
| EXPECT_EQ(vmas[1].usage.shared_dirty, 9448); |
| EXPECT_EQ(vmas[2].usage.shared_dirty, 0); |
| EXPECT_EQ(vmas[3].usage.shared_dirty, 0); |
| EXPECT_EQ(vmas[4].usage.shared_dirty, 0); |
| EXPECT_EQ(vmas[5].usage.shared_dirty, 0); |
| |
| EXPECT_EQ(vmas[0].usage.swap, 0); |
| EXPECT_EQ(vmas[1].usage.swap, 0); |
| EXPECT_EQ(vmas[2].usage.swap, 0); |
| EXPECT_EQ(vmas[3].usage.swap, 0); |
| EXPECT_EQ(vmas[4].usage.swap, 0); |
| EXPECT_EQ(vmas[5].usage.swap, 0); |
| |
| EXPECT_EQ(vmas[0].usage.swap_pss, 0); |
| EXPECT_EQ(vmas[1].usage.swap_pss, 0); |
| EXPECT_EQ(vmas[2].usage.swap_pss, 0); |
| EXPECT_EQ(vmas[3].usage.swap_pss, 0); |
| EXPECT_EQ(vmas[4].usage.swap_pss, 0); |
| EXPECT_EQ(vmas[5].usage.swap_pss, 0); |
| } |
| |
| TEST(ProcMemInfo, ForEachVmaFromFile_MapsTest) { |
| // Parse maps file correctly to make callbacks for each virtual memory area (vma) |
| std::string exec_dir = ::android::base::GetExecutableDirectory(); |
| std::string path = ::android::base::StringPrintf("%s/testdata1/maps_short", exec_dir.c_str()); |
| ProcMemInfo proc_mem(pid); |
| |
| std::vector<Vma> vmas; |
| auto collect_vmas = [&](const Vma& v) { vmas.push_back(v); }; |
| ASSERT_TRUE(ForEachVmaFromFile(path, collect_vmas, false)); |
| |
| // We should get a total of 6 vmas |
| ASSERT_EQ(vmas.size(), 6); |
| |
| // Expect values to be equal to what we have in testdata1/maps_short |
| // Check for names |
| EXPECT_EQ(vmas[0].name, "[anon:dalvik-zygote-jit-code-cache]"); |
| EXPECT_EQ(vmas[1].name, "/system/framework/x86_64/boot-framework.art"); |
| EXPECT_TRUE(vmas[2].name == "[anon:libc_malloc]" || |
| android::base::StartsWith(vmas[2].name, "[anon:scudo:")) |
| << "Unknown map name " << vmas[2].name; |
| EXPECT_EQ(vmas[3].name, "/system/priv-app/SettingsProvider/oat/x86_64/SettingsProvider.odex"); |
| EXPECT_EQ(vmas[4].name, "/system/lib64/libhwui.so"); |
| EXPECT_EQ(vmas[5].name, "[vsyscall]"); |
| |
| // Check start address |
| EXPECT_EQ(vmas[0].start, 0x54c00000); |
| EXPECT_EQ(vmas[1].start, 0x701ea000); |
| EXPECT_EQ(vmas[2].start, 0x70074dd8d000); |
| EXPECT_EQ(vmas[3].start, 0x700755a2d000); |
| EXPECT_EQ(vmas[4].start, 0x7007f85b0000); |
| EXPECT_EQ(vmas[5].start, 0xffffffffff600000); |
| |
| // Check end address |
| EXPECT_EQ(vmas[0].end, 0x56c00000); |
| EXPECT_EQ(vmas[1].end, 0x70cdb000); |
| EXPECT_EQ(vmas[2].end, 0x70074ee0d000); |
| EXPECT_EQ(vmas[3].end, 0x700755a6e000); |
| EXPECT_EQ(vmas[4].end, 0x7007f8b9b000); |
| EXPECT_EQ(vmas[5].end, 0xffffffffff601000); |
| |
| // Check Flags |
| EXPECT_EQ(vmas[0].flags, PROT_READ | PROT_EXEC); |
| EXPECT_EQ(vmas[1].flags, PROT_READ | PROT_WRITE); |
| EXPECT_EQ(vmas[2].flags, PROT_READ | PROT_WRITE); |
| EXPECT_EQ(vmas[3].flags, PROT_READ | PROT_EXEC); |
| EXPECT_EQ(vmas[4].flags, PROT_READ | PROT_EXEC); |
| EXPECT_EQ(vmas[5].flags, PROT_READ | PROT_EXEC); |
| |
| // Check Shared |
| EXPECT_FALSE(vmas[0].is_shared); |
| EXPECT_FALSE(vmas[1].is_shared); |
| EXPECT_FALSE(vmas[2].is_shared); |
| EXPECT_FALSE(vmas[3].is_shared); |
| EXPECT_FALSE(vmas[4].is_shared); |
| EXPECT_FALSE(vmas[5].is_shared); |
| |
| // Check Offset |
| EXPECT_EQ(vmas[0].offset, 0x0); |
| EXPECT_EQ(vmas[1].offset, 0x0); |
| EXPECT_EQ(vmas[2].offset, 0x0); |
| EXPECT_EQ(vmas[3].offset, 0x00016000); |
| EXPECT_EQ(vmas[4].offset, 0x001ee000); |
| EXPECT_EQ(vmas[5].offset, 0x0); |
| |
| // Check Inode |
| EXPECT_EQ(vmas[0].inode, 0); |
| EXPECT_EQ(vmas[1].inode, 3165); |
| EXPECT_EQ(vmas[2].inode, 0); |
| EXPECT_EQ(vmas[3].inode, 1947); |
| EXPECT_EQ(vmas[4].inode, 1537); |
| EXPECT_EQ(vmas[5].inode, 0); |
| } |
| |
| TEST(ProcMemInfo, SmapsReturnTest) { |
| // Make sure Smaps() is never empty for any process |
| ProcMemInfo proc_mem(pid); |
| auto vmas = proc_mem.Smaps(); |
| EXPECT_FALSE(vmas.empty()); |
| } |
| |
| TEST(ProcMemInfo, SmapsTest) { |
| std::string exec_dir = ::android::base::GetExecutableDirectory(); |
| std::string path = ::android::base::StringPrintf("%s/testdata1/smaps_short", exec_dir.c_str()); |
| ProcMemInfo proc_mem(pid); |
| auto vmas = proc_mem.Smaps(path); |
| |
| ASSERT_FALSE(vmas.empty()); |
| #ifndef __x86_64__ |
| // We should get a total of 6 vmas |
| ASSERT_EQ(vmas.size(), 6); |
| #else |
| // We should get a total of 5 vmas ([vsyscall] is excluded) |
| ASSERT_EQ(vmas.size(), 5); |
| #endif |
| |
| // Expect values to be equal to what we have in testdata1/smaps_short |
| // Check for sizes first |
| ASSERT_EQ(vmas[0].usage.vss, 32768); |
| EXPECT_EQ(vmas[1].usage.vss, 11204); |
| EXPECT_EQ(vmas[2].usage.vss, 16896); |
| EXPECT_EQ(vmas[3].usage.vss, 260); |
| EXPECT_EQ(vmas[4].usage.vss, 6060); |
| #ifndef __x86_64__ |
| EXPECT_EQ(vmas[5].usage.vss, 4); |
| #endif |
| |
| // Check for names |
| EXPECT_EQ(vmas[0].name, "[anon:dalvik-zygote-jit-code-cache]"); |
| EXPECT_EQ(vmas[1].name, "/system/framework/x86_64/boot-framework.art"); |
| EXPECT_TRUE(vmas[2].name == "[anon:libc_malloc]" || |
| android::base::StartsWith(vmas[2].name, "[anon:scudo:")) |
| << "Unknown map name " << vmas[2].name; |
| EXPECT_EQ(vmas[3].name, "/system/priv-app/SettingsProvider/oat/x86_64/SettingsProvider.odex"); |
| EXPECT_EQ(vmas[4].name, "/system/lib64/libhwui.so"); |
| #ifndef __x86_64__ |
| EXPECT_EQ(vmas[5].name, "[vsyscall]"); |
| #endif |
| |
| EXPECT_EQ(vmas[0].usage.rss, 2048); |
| EXPECT_EQ(vmas[1].usage.rss, 11188); |
| EXPECT_EQ(vmas[2].usage.rss, 15272); |
| EXPECT_EQ(vmas[3].usage.rss, 260); |
| EXPECT_EQ(vmas[4].usage.rss, 4132); |
| #ifndef __x86_64__ |
| EXPECT_EQ(vmas[5].usage.rss, 0); |
| #endif |
| |
| EXPECT_EQ(vmas[0].usage.pss, 113); |
| EXPECT_EQ(vmas[1].usage.pss, 2200); |
| EXPECT_EQ(vmas[2].usage.pss, 15272); |
| EXPECT_EQ(vmas[3].usage.pss, 260); |
| EXPECT_EQ(vmas[4].usage.pss, 1274); |
| #ifndef __x86_64__ |
| EXPECT_EQ(vmas[5].usage.pss, 0); |
| #endif |
| |
| EXPECT_EQ(vmas[0].usage.uss, 0); |
| EXPECT_EQ(vmas[1].usage.uss, 1660); |
| EXPECT_EQ(vmas[2].usage.uss, 15272); |
| EXPECT_EQ(vmas[3].usage.uss, 260); |
| EXPECT_EQ(vmas[4].usage.uss, 0); |
| #ifndef __x86_64__ |
| EXPECT_EQ(vmas[5].usage.uss, 0); |
| #endif |
| |
| EXPECT_EQ(vmas[0].usage.private_clean, 0); |
| EXPECT_EQ(vmas[1].usage.private_clean, 0); |
| EXPECT_EQ(vmas[2].usage.private_clean, 0); |
| EXPECT_EQ(vmas[3].usage.private_clean, 260); |
| EXPECT_EQ(vmas[4].usage.private_clean, 0); |
| #ifndef __x86_64__ |
| EXPECT_EQ(vmas[5].usage.private_clean, 0); |
| #endif |
| |
| EXPECT_EQ(vmas[0].usage.private_dirty, 0); |
| EXPECT_EQ(vmas[1].usage.private_dirty, 1660); |
| EXPECT_EQ(vmas[2].usage.private_dirty, 15272); |
| EXPECT_EQ(vmas[3].usage.private_dirty, 0); |
| EXPECT_EQ(vmas[4].usage.private_dirty, 0); |
| #ifndef __x86_64__ |
| EXPECT_EQ(vmas[5].usage.private_dirty, 0); |
| #endif |
| |
| EXPECT_EQ(vmas[0].usage.shared_clean, 0); |
| EXPECT_EQ(vmas[1].usage.shared_clean, 80); |
| EXPECT_EQ(vmas[2].usage.shared_clean, 0); |
| EXPECT_EQ(vmas[3].usage.shared_clean, 0); |
| EXPECT_EQ(vmas[4].usage.shared_clean, 4132); |
| #ifndef __x86_64__ |
| EXPECT_EQ(vmas[5].usage.shared_clean, 0); |
| #endif |
| |
| EXPECT_EQ(vmas[0].usage.shared_dirty, 2048); |
| EXPECT_EQ(vmas[1].usage.shared_dirty, 9448); |
| EXPECT_EQ(vmas[2].usage.shared_dirty, 0); |
| EXPECT_EQ(vmas[3].usage.shared_dirty, 0); |
| EXPECT_EQ(vmas[4].usage.shared_dirty, 0); |
| #ifndef __x86_64__ |
| EXPECT_EQ(vmas[5].usage.shared_dirty, 0); |
| #endif |
| |
| EXPECT_EQ(vmas[0].usage.swap, 0); |
| EXPECT_EQ(vmas[1].usage.swap, 0); |
| EXPECT_EQ(vmas[2].usage.swap, 0); |
| EXPECT_EQ(vmas[3].usage.swap, 0); |
| EXPECT_EQ(vmas[4].usage.swap, 0); |
| #ifndef __x86_64__ |
| EXPECT_EQ(vmas[5].usage.swap, 0); |
| #endif |
| |
| EXPECT_EQ(vmas[0].usage.swap_pss, 0); |
| EXPECT_EQ(vmas[1].usage.swap_pss, 0); |
| EXPECT_EQ(vmas[2].usage.swap_pss, 0); |
| EXPECT_EQ(vmas[3].usage.swap_pss, 0); |
| EXPECT_EQ(vmas[4].usage.swap_pss, 0); |
| #ifndef __x86_64__ |
| EXPECT_EQ(vmas[5].usage.swap_pss, 0); |
| #endif |
| } |
| |
| TEST(ProcMemInfo, SmapsPopulatesUsageTest) { |
| std::string exec_dir = ::android::base::GetExecutableDirectory(); |
| std::string path = ::android::base::StringPrintf("%s/testdata1/smaps_short", exec_dir.c_str()); |
| ProcMemInfo proc_mem(pid); |
| auto vmas = proc_mem.Smaps(path, true); |
| |
| // Expect values to be equal to sums of usage in testdata1/smaps_short. For |
| // this data, only vss differs on x86. |
| #ifndef __x86_64__ |
| EXPECT_EQ(proc_mem.Usage().vss, 67192); |
| #else |
| EXPECT_EQ(proc_mem.Usage().vss, 67188); |
| #endif |
| EXPECT_EQ(proc_mem.Usage().rss, 32900); |
| EXPECT_EQ(proc_mem.Usage().pss, 19119); |
| EXPECT_EQ(proc_mem.Usage().uss, 17192); |
| EXPECT_EQ(proc_mem.Usage().private_clean, 260); |
| EXPECT_EQ(proc_mem.Usage().private_dirty, 16932); |
| EXPECT_EQ(proc_mem.Usage().shared_clean, 4212); |
| EXPECT_EQ(proc_mem.Usage().shared_dirty, 11496); |
| EXPECT_EQ(proc_mem.Usage().swap, 0); |
| EXPECT_EQ(proc_mem.Usage().swap_pss, 0); |
| } |
| |
| TEST(SysMemInfo, TestSysMemInfoFile) { |
| std::string meminfo = R"meminfo(MemTotal: 3019740 kB |
| MemFree: 1809728 kB |
| MemAvailable: 2546560 kB |
| Buffers: 54736 kB |
| Cached: 776052 kB |
| SwapCached: 0 kB |
| Active: 445856 kB |
| Inactive: 459092 kB |
| Active(anon): 78492 kB |
| Inactive(anon): 2240 kB |
| Active(file): 367364 kB |
| Inactive(file): 456852 kB |
| Unevictable: 3096 kB |
| Mlocked: 3096 kB |
| SwapTotal: 32768 kB |
| SwapFree: 4096 kB |
| Dirty: 32 kB |
| Writeback: 0 kB |
| AnonPages: 74988 kB |
| Mapped: 62624 kB |
| Shmem: 4020 kB |
| KReclaimable: 87324 kB |
| Slab: 86464 kB |
| SReclaimable: 44432 kB |
| SUnreclaim: 42032 kB |
| KernelStack: 4880 kB |
| PageTables: 2900 kB |
| NFS_Unstable: 0 kB |
| Bounce: 0 kB |
| WritebackTmp: 0 kB |
| CommitLimit: 1509868 kB |
| Committed_AS: 80296 kB |
| VmallocTotal: 263061440 kB |
| VmallocUsed: 65536 kB |
| VmallocChunk: 0 kB |
| AnonHugePages: 6144 kB |
| ShmemHugePages: 0 kB |
| ShmemPmdMapped: 0 kB |
| CmaTotal: 131072 kB |
| CmaFree: 130380 kB |
| HugePages_Total: 0 |
| HugePages_Free: 0 |
| HugePages_Rsvd: 0 |
| HugePages_Surp: 0 |
| Hugepagesize: 2048 kB)meminfo"; |
| |
| TemporaryFile tf; |
| ASSERT_TRUE(tf.fd != -1); |
| ASSERT_TRUE(::android::base::WriteStringToFd(meminfo, tf.fd)); |
| |
| SysMemInfo mi; |
| ASSERT_TRUE(mi.ReadMemInfo(tf.path)); |
| EXPECT_EQ(mi.mem_total_kb(), 3019740); |
| EXPECT_EQ(mi.mem_free_kb(), 1809728); |
| EXPECT_EQ(mi.mem_buffers_kb(), 54736); |
| EXPECT_EQ(mi.mem_cached_kb(), 776052); |
| EXPECT_EQ(mi.mem_shmem_kb(), 4020); |
| EXPECT_EQ(mi.mem_slab_kb(), 86464); |
| EXPECT_EQ(mi.mem_slab_reclaimable_kb(), 44432); |
| EXPECT_EQ(mi.mem_slab_unreclaimable_kb(), 42032); |
| EXPECT_EQ(mi.mem_swap_kb(), 32768); |
| EXPECT_EQ(mi.mem_swap_free_kb(), 4096); |
| EXPECT_EQ(mi.mem_mapped_kb(), 62624); |
| EXPECT_EQ(mi.mem_vmalloc_used_kb(), 65536); |
| EXPECT_EQ(mi.mem_page_tables_kb(), 2900); |
| EXPECT_EQ(mi.mem_kernel_stack_kb(), 4880); |
| EXPECT_EQ(mi.mem_kreclaimable_kb(), 87324); |
| EXPECT_EQ(mi.mem_active_kb(), 445856); |
| EXPECT_EQ(mi.mem_inactive_kb(), 459092); |
| EXPECT_EQ(mi.mem_unevictable_kb(), 3096); |
| EXPECT_EQ(mi.mem_available_kb(), 2546560); |
| EXPECT_EQ(mi.mem_active_anon_kb(), 78492); |
| EXPECT_EQ(mi.mem_inactive_anon_kb(), 2240); |
| EXPECT_EQ(mi.mem_active_file_kb(), 367364); |
| EXPECT_EQ(mi.mem_inactive_file_kb(), 456852); |
| EXPECT_EQ(mi.mem_cma_total_kb(), 131072); |
| EXPECT_EQ(mi.mem_cma_free_kb(), 130380); |
| } |
| |
| TEST(SysMemInfo, TestEmptyFile) { |
| TemporaryFile tf; |
| std::string empty_string = ""; |
| ASSERT_TRUE(tf.fd != -1); |
| ASSERT_TRUE(::android::base::WriteStringToFd(empty_string, tf.fd)); |
| |
| SysMemInfo mi; |
| EXPECT_TRUE(mi.ReadMemInfo(tf.path)); |
| EXPECT_EQ(mi.mem_total_kb(), 0); |
| } |
| |
| TEST(SysMemInfo, TestZramTotal) { |
| std::string exec_dir = ::android::base::GetExecutableDirectory(); |
| |
| SysMemInfo mi; |
| std::string zram_mmstat_dir = exec_dir + "/testdata1/"; |
| EXPECT_EQ(mi.mem_zram_kb(zram_mmstat_dir.c_str()), 30504); |
| |
| std::string zram_memused_dir = exec_dir + "/testdata2/"; |
| EXPECT_EQ(mi.mem_zram_kb(zram_memused_dir.c_str()), 30504); |
| } |
| |
| enum { |
| MEMINFO_TOTAL, |
| MEMINFO_FREE, |
| MEMINFO_BUFFERS, |
| MEMINFO_CACHED, |
| MEMINFO_SHMEM, |
| MEMINFO_SLAB, |
| MEMINFO_SLAB_RECLAIMABLE, |
| MEMINFO_SLAB_UNRECLAIMABLE, |
| MEMINFO_SWAP_TOTAL, |
| MEMINFO_SWAP_FREE, |
| MEMINFO_ZRAM_TOTAL, |
| MEMINFO_MAPPED, |
| MEMINFO_VMALLOC_USED, |
| MEMINFO_PAGE_TABLES, |
| MEMINFO_KERNEL_STACK, |
| MEMINFO_KRECLAIMABLE, |
| MEMINFO_ACTIVE, |
| MEMINFO_INACTIVE, |
| MEMINFO_UNEVICTABLE, |
| MEMINFO_AVAILABLE, |
| MEMINFO_ACTIVE_ANON, |
| MEMINFO_INACTIVE_ANON, |
| MEMINFO_ACTIVE_FILE, |
| MEMINFO_INACTIVE_FILE, |
| MEMINFO_CMA_TOTAL, |
| MEMINFO_CMA_FREE, |
| MEMINFO_COUNT |
| }; |
| |
| TEST(SysMemInfo, TestZramWithTags) { |
| std::string meminfo = R"meminfo(MemTotal: 3019740 kB |
| MemFree: 1809728 kB |
| MemAvailable: 2546560 kB |
| Buffers: 54736 kB |
| Cached: 776052 kB |
| SwapCached: 0 kB |
| Active: 445856 kB |
| Inactive: 459092 kB |
| Active(anon): 78492 kB |
| Inactive(anon): 2240 kB |
| Active(file): 367364 kB |
| Inactive(file): 456852 kB |
| Unevictable: 3096 kB |
| Mlocked: 3096 kB |
| SwapTotal: 32768 kB |
| SwapFree: 4096 kB |
| Dirty: 32 kB |
| Writeback: 0 kB |
| AnonPages: 74988 kB |
| Mapped: 62624 kB |
| Shmem: 4020 kB |
| KReclaimable: 87324 kB |
| Slab: 86464 kB |
| SReclaimable: 44432 kB |
| SUnreclaim: 42032 kB |
| KernelStack: 4880 kB |
| PageTables: 2900 kB |
| NFS_Unstable: 0 kB |
| Bounce: 0 kB |
| WritebackTmp: 0 kB |
| CommitLimit: 1509868 kB |
| Committed_AS: 80296 kB |
| VmallocTotal: 263061440 kB |
| VmallocUsed: 65536 kB |
| VmallocChunk: 0 kB |
| AnonHugePages: 6144 kB |
| ShmemHugePages: 0 kB |
| ShmemPmdMapped: 0 kB |
| CmaTotal: 131072 kB |
| CmaFree: 130380 kB |
| HugePages_Total: 0 |
| HugePages_Free: 0 |
| HugePages_Rsvd: 0 |
| HugePages_Surp: 0 |
| Hugepagesize: 2048 kB)meminfo"; |
| |
| TemporaryFile tf; |
| ASSERT_TRUE(tf.fd != -1); |
| ASSERT_TRUE(::android::base::WriteStringToFd(meminfo, tf.fd)); |
| std::string file = std::string(tf.path); |
| std::vector<uint64_t> mem; |
| std::vector<std::string_view> tags(SysMemInfo::kDefaultSysMemInfoTags.begin(), |
| SysMemInfo::kDefaultSysMemInfoTags.end()); |
| auto it = tags.begin(); |
| tags.insert(it + MEMINFO_ZRAM_TOTAL, "Zram:"); |
| SysMemInfo mi; |
| |
| // Read system memory info |
| mem.resize(tags.size()); |
| EXPECT_TRUE(mi.ReadMemInfo(tags.size(), tags.data(), mem.data(), file.c_str())); |
| EXPECT_EQ(mem[MEMINFO_TOTAL], 3019740); |
| EXPECT_EQ(mem[MEMINFO_FREE], 1809728); |
| EXPECT_EQ(mem[MEMINFO_BUFFERS], 54736); |
| EXPECT_EQ(mem[MEMINFO_CACHED], 776052); |
| EXPECT_EQ(mem[MEMINFO_SHMEM], 4020); |
| EXPECT_EQ(mem[MEMINFO_SLAB], 86464); |
| EXPECT_EQ(mem[MEMINFO_SLAB_RECLAIMABLE], 44432); |
| EXPECT_EQ(mem[MEMINFO_SLAB_UNRECLAIMABLE], 42032); |
| EXPECT_EQ(mem[MEMINFO_SWAP_TOTAL], 32768); |
| EXPECT_EQ(mem[MEMINFO_SWAP_FREE], 4096); |
| EXPECT_EQ(mem[MEMINFO_MAPPED], 62624); |
| EXPECT_EQ(mem[MEMINFO_VMALLOC_USED], 65536); |
| EXPECT_EQ(mem[MEMINFO_PAGE_TABLES], 2900); |
| EXPECT_EQ(mem[MEMINFO_KERNEL_STACK], 4880); |
| EXPECT_EQ(mem[MEMINFO_KRECLAIMABLE], 87324); |
| EXPECT_EQ(mem[MEMINFO_ACTIVE], 445856); |
| EXPECT_EQ(mem[MEMINFO_INACTIVE], 459092); |
| EXPECT_EQ(mem[MEMINFO_UNEVICTABLE], 3096); |
| EXPECT_EQ(mem[MEMINFO_AVAILABLE], 2546560); |
| EXPECT_EQ(mem[MEMINFO_ACTIVE_ANON], 78492); |
| EXPECT_EQ(mem[MEMINFO_INACTIVE_ANON], 2240); |
| EXPECT_EQ(mem[MEMINFO_ACTIVE_FILE], 367364); |
| EXPECT_EQ(mem[MEMINFO_INACTIVE_FILE], 456852); |
| EXPECT_EQ(mem[MEMINFO_CMA_TOTAL], 131072); |
| EXPECT_EQ(mem[MEMINFO_CMA_FREE], 130380); |
| } |
| |
| TEST(SysMemInfo, TestVmallocInfoNoMemory) { |
| std::string vmallocinfo = |
| R"vmallocinfo(0x0000000000000000-0x0000000000000000 69632 of_iomap+0x78/0xb0 phys=17a00000 ioremap |
| 0x0000000000000000-0x0000000000000000 8192 of_iomap+0x78/0xb0 phys=b220000 ioremap |
| 0x0000000000000000-0x0000000000000000 8192 of_iomap+0x78/0xb0 phys=17c90000 ioremap |
| 0x0000000000000000-0x0000000000000000 8192 of_iomap+0x78/0xb0 phys=17ca0000 ioremap)vmallocinfo"; |
| |
| TemporaryFile tf; |
| ASSERT_TRUE(tf.fd != -1); |
| ASSERT_TRUE(::android::base::WriteStringToFd(vmallocinfo, tf.fd)); |
| std::string file = std::string(tf.path); |
| |
| EXPECT_EQ(ReadVmallocInfo(file.c_str()), 0); |
| } |
| |
| TEST(SysMemInfo, TestVmallocInfoKernel) { |
| std::string vmallocinfo = |
| R"vmallocinfo(0x0000000000000000-0x0000000000000000 8192 drm_property_create_blob+0x44/0xec pages=1 vmalloc)vmallocinfo"; |
| |
| TemporaryFile tf; |
| ASSERT_TRUE(tf.fd != -1); |
| ASSERT_TRUE(::android::base::WriteStringToFd(vmallocinfo, tf.fd)); |
| std::string file = std::string(tf.path); |
| |
| EXPECT_EQ(ReadVmallocInfo(file.c_str()), getpagesize()); |
| } |
| |
| TEST(SysMemInfo, TestVmallocInfoModule) { |
| std::string vmallocinfo = |
| R"vmallocinfo(0x0000000000000000-0x0000000000000000 28672 pktlog_alloc_buf+0xc4/0x15c [wlan] pages=6 vmalloc)vmallocinfo"; |
| |
| TemporaryFile tf; |
| ASSERT_TRUE(tf.fd != -1); |
| ASSERT_TRUE(::android::base::WriteStringToFd(vmallocinfo, tf.fd)); |
| std::string file = std::string(tf.path); |
| |
| EXPECT_EQ(ReadVmallocInfo(file.c_str()), 6 * getpagesize()); |
| } |
| |
| TEST(SysMemInfo, TestVmallocInfoAll) { |
| std::string vmallocinfo = |
| R"vmallocinfo(0x0000000000000000-0x0000000000000000 69632 of_iomap+0x78/0xb0 phys=17a00000 ioremap |
| 0x0000000000000000-0x0000000000000000 8192 of_iomap+0x78/0xb0 phys=b220000 ioremap |
| 0x0000000000000000-0x0000000000000000 8192 of_iomap+0x78/0xb0 phys=17c90000 ioremap |
| 0x0000000000000000-0x0000000000000000 8192 of_iomap+0x78/0xb0 phys=17ca0000 ioremap |
| 0x0000000000000000-0x0000000000000000 8192 drm_property_create_blob+0x44/0xec pages=1 vmalloc |
| 0x0000000000000000-0x0000000000000000 28672 pktlog_alloc_buf+0xc4/0x15c [wlan] pages=6 vmalloc)vmallocinfo"; |
| |
| TemporaryFile tf; |
| ASSERT_TRUE(tf.fd != -1); |
| ASSERT_TRUE(::android::base::WriteStringToFd(vmallocinfo, tf.fd)); |
| std::string file = std::string(tf.path); |
| |
| EXPECT_EQ(ReadVmallocInfo(file.c_str()), 7 * getpagesize()); |
| } |
| |
| TEST(SysMemInfo, TestReadIonHeapsSizeKb) { |
| std::string total_heaps_kb = R"total_heaps_kb(98480)total_heaps_kb"; |
| uint64_t size; |
| |
| TemporaryFile tf; |
| ASSERT_TRUE(tf.fd != -1); |
| ASSERT_TRUE(::android::base::WriteStringToFd(total_heaps_kb, tf.fd)); |
| std::string file = std::string(tf.path); |
| |
| ASSERT_TRUE(ReadIonHeapsSizeKb(&size, file)); |
| EXPECT_EQ(size, 98480); |
| } |
| |
| TEST(SysMemInfo, TestReadIonPoolsSizeKb) { |
| std::string total_pools_kb = R"total_pools_kb(416)total_pools_kb"; |
| uint64_t size; |
| |
| TemporaryFile tf; |
| ASSERT_TRUE(tf.fd != -1); |
| ASSERT_TRUE(::android::base::WriteStringToFd(total_pools_kb, tf.fd)); |
| std::string file = std::string(tf.path); |
| |
| ASSERT_TRUE(ReadIonPoolsSizeKb(&size, file)); |
| EXPECT_EQ(size, 416); |
| } |
| |
| TEST(SysMemInfo, TestReadGpuTotalUsageKb) { |
| uint64_t size; |
| |
| if (android::base::GetIntProperty("ro.vendor.api_level", 0) < __ANDROID_API_S__) { |
| GTEST_SKIP(); |
| } |
| |
| KernelVersion min_kernel_version = KernelVersion(5, 4, 0); |
| KernelVersion kernel_version = VintfObject::GetInstance() |
| ->getRuntimeInfo(RuntimeInfo::FetchFlag::CPU_VERSION) |
| ->kernelVersion(); |
| if (kernel_version < min_kernel_version) { |
| GTEST_SKIP(); |
| } |
| |
| ASSERT_TRUE(ReadGpuTotalUsageKb(&size)); |
| EXPECT_TRUE(size >= 0); |
| } |
| |
| class DmabufHeapStats : public ::testing::Test { |
| public: |
| virtual void SetUp() { |
| fs::current_path(fs::temp_directory_path()); |
| buffer_stats_path = fs::current_path() / "buffers"; |
| ASSERT_TRUE(fs::create_directory(buffer_stats_path)); |
| heap_root_path = fs::current_path() / "dma_heap"; |
| ASSERT_TRUE(fs::create_directory(heap_root_path)); |
| } |
| virtual void TearDown() { |
| fs::remove_all(buffer_stats_path); |
| fs::remove_all(heap_root_path); |
| } |
| |
| fs::path buffer_stats_path; |
| fs::path heap_root_path; |
| }; |
| |
| TEST_F(DmabufHeapStats, TestDmabufHeapTotalExportedKb) { |
| using android::base::StringPrintf; |
| uint64_t size; |
| |
| auto system_heap_path = heap_root_path / "system"; |
| ASSERT_TRUE(android::base::WriteStringToFile("test", system_heap_path)); |
| |
| for (unsigned int inode_number = 74831; inode_number < 74841; inode_number++) { |
| auto buffer_path = buffer_stats_path / StringPrintf("%u", inode_number); |
| ASSERT_TRUE(fs::create_directories(buffer_path)); |
| |
| auto buffer_size_path = buffer_path / "size"; |
| const std::string buffer_size = "4096"; |
| ASSERT_TRUE(android::base::WriteStringToFile(buffer_size, buffer_size_path)); |
| |
| auto exp_name_path = buffer_path / "exporter_name"; |
| const std::string exp_name = inode_number % 2 ? "system" : "other"; |
| ASSERT_TRUE(android::base::WriteStringToFile(exp_name, exp_name_path)); |
| } |
| |
| ASSERT_TRUE(ReadDmabufHeapTotalExportedKb(&size, heap_root_path, buffer_stats_path)); |
| ASSERT_EQ(size, 20); |
| } |
| |
| TEST(SysMemInfo, TestReadDmaBufHeapPoolsSizeKb) { |
| std::string total_pools_kb = R"total_pools_kb(416)total_pools_kb"; |
| uint64_t size; |
| |
| TemporaryFile tf; |
| ASSERT_TRUE(tf.fd != -1); |
| ASSERT_TRUE(::android::base::WriteStringToFd(total_pools_kb, tf.fd)); |
| std::string file = std::string(tf.path); |
| |
| ASSERT_TRUE(ReadDmabufHeapPoolsSizeKb(&size, file)); |
| EXPECT_EQ(size, 416); |
| } |
| |
| int main(int argc, char** argv) { |
| ::testing::InitGoogleTest(&argc, argv); |
| ::android::base::InitLogging(argv, android::base::StderrLogger); |
| pid = getpid(); |
| return RUN_ALL_TESTS(); |
| } |
