| /* |
| * 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/types.h> |
| #include <sys/wait.h> |
| #include <unistd.h> |
| |
| #include <gtest/gtest.h> |
| |
| #include <string> |
| #include <vector> |
| |
| #include <meminfo/pageacct.h> |
| #include <meminfo/procmeminfo.h> |
| #include <meminfo/sysmeminfo.h> |
| |
| #include <android-base/file.h> |
| #include <android-base/logging.h> |
| #include <android-base/stringprintf.h> |
| |
| using namespace std; |
| using namespace android::meminfo; |
| |
| 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, 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<uint16_t>& swap_offsets = proc_mem.SwapOffsets(); |
| EXPECT_EQ(swap_offsets.size(), 0); |
| } |
| |
| TEST(ProcMemInfo, IsSmapsSupportedTest) { |
| // Get any pid and check if /proc/<pid>/smaps_rollup exists using the API. |
| // The API must return the appropriate value regardless of the after it succeeds |
| // once. |
| std::string path = ::android::base::StringPrintf("/proc/%d/smaps_rollup", pid); |
| bool supported = IsSmapsRollupSupported(pid); |
| EXPECT_EQ(!access(path.c_str(), F_OK | R_OK), supported); |
| // Second call must return what the first one returned regardless of the pid parameter. |
| // So, deliberately pass invalid pid. |
| EXPECT_EQ(supported, IsSmapsRollupSupported(-1)); |
| } |
| |
| 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, ForEachVmaFromFileTest) { |
| // 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 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); |
| EXPECT_EQ(vmas[5].usage.vss, 4); |
| |
| // 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_EQ(vmas[2].name, "[anon:libc_malloc]"); |
| 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]"); |
| |
| 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, 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()); |
| // 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 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); |
| EXPECT_EQ(vmas[5].usage.vss, 4); |
| |
| // 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_EQ(vmas[2].name, "[anon:libc_malloc]"); |
| 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]"); |
| |
| 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(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 |
| 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); |
| } |
| |
| 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), 30504); |
| |
| std::string zram_memused_dir = exec_dir + "/testdata2/"; |
| EXPECT_EQ(mi.mem_zram_kb(zram_memused_dir), 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_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 |
| 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(MEMINFO_COUNT); |
| std::vector<std::string> tags(SysMemInfo::kDefaultSysMemInfoTags); |
| auto it = tags.begin(); |
| tags.insert(it + MEMINFO_ZRAM_TOTAL, "Zram:"); |
| SysMemInfo mi; |
| |
| // Read system memory info |
| EXPECT_TRUE(mi.ReadMemInfo(tags, &mem, file)); |
| |
| 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); |
| } |
| |
| 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), 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), 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), 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), 7 * getpagesize()); |
| } |
| |
| int main(int argc, char** argv) { |
| ::testing::InitGoogleTest(&argc, argv); |
| ::android::base::InitLogging(argv, android::base::StderrLogger); |
| pid = getpid(); |
| return RUN_ALL_TESTS(); |
| } |