1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.server.cts; 18 19 import com.android.server.am.MemInfoDumpProto; 20 import com.android.server.am.MemInfoDumpProto.AppData; 21 import com.android.server.am.MemInfoDumpProto.MemItem; 22 import com.android.server.am.MemInfoDumpProto.ProcessMemory; 23 24 /** Test to check that ActivityManager properly outputs meminfo data. */ 25 public class MemInfoIncidentTest extends ProtoDumpTestCase { 26 27 public void testMemInfoDump() throws Exception { 28 final MemInfoDumpProto dump = 29 getDump(MemInfoDumpProto.parser(), "dumpsys -t 30000 meminfo -a --proto"); 30 31 verifyMemInfoDumpProto(dump, PRIVACY_NONE); 32 } 33 34 static void verifyMemInfoDumpProto(MemInfoDumpProto dump, final int filterLevel) throws Exception { 35 assertTrue(dump.getUptimeDurationMs() >= 0); 36 assertTrue(dump.getElapsedRealtimeMs() >= 0); 37 38 for (ProcessMemory pm : dump.getNativeProcessesList()) { 39 testProcessMemory(pm); 40 } 41 42 for (AppData ad : dump.getAppProcessesList()) { 43 testAppData(ad); 44 } 45 46 for (MemItem mi : dump.getTotalPssByProcessList()) { 47 testMemItem(mi); 48 } 49 for (MemItem mi : dump.getTotalPssByOomAdjustmentList()) { 50 testMemItem(mi); 51 } 52 for (MemItem mi : dump.getTotalPssByCategoryList()) { 53 testMemItem(mi); 54 } 55 56 assertTrue(0 <= dump.getTotalRamKb()); 57 assertTrue(0 <= dump.getCachedPssKb()); 58 assertTrue(0 <= dump.getCachedKernelKb()); 59 assertTrue(0 <= dump.getFreeKb()); 60 assertTrue(0 <= dump.getUsedPssKb()); 61 assertTrue(0 <= dump.getUsedKernelKb()); 62 63 // Ideally lost RAM would not be negative, but there's an issue where it's sometimes 64 // calculated to be negative. 65 // TODO: re-enable check once the underlying bug has been fixed. 66 // assertTrue(0 <= dump.getLostRamKb()); 67 68 assertTrue(0 <= dump.getTotalZramKb()); 69 assertTrue(0 <= dump.getZramPhysicalUsedInSwapKb()); 70 assertTrue(0 <= dump.getTotalZramSwapKb()); 71 72 assertTrue(0 <= dump.getKsmSharingKb()); 73 assertTrue(0 <= dump.getKsmSharedKb()); 74 assertTrue(0 <= dump.getKsmUnsharedKb()); 75 assertTrue(0 <= dump.getKsmVolatileKb()); 76 77 assertTrue("Tuning_mb (" + dump.getTuningMb() + ") is not positive", 0 < dump.getTuningMb()); 78 assertTrue(0 < dump.getTuningLargeMb()); 79 80 assertTrue(0 <= dump.getOomKb()); 81 82 assertTrue(0 < dump.getRestoreLimitKb()); 83 } 84 85 private static void testProcessMemory(ProcessMemory pm) throws Exception { 86 assertNotNull(pm); 87 88 assertTrue(0 < pm.getPid()); 89 // On most Linux machines, the max pid value is 32768 (=2^15), but, it can be set to any 90 // value up to 4194304 (=2^22) if necessary. 91 assertTrue(4194304 >= pm.getPid()); 92 93 testHeapInfo(pm.getNativeHeap()); 94 testHeapInfo(pm.getDalvikHeap()); 95 96 for (ProcessMemory.MemoryInfo mi : pm.getOtherHeapsList()) { 97 testMemoryInfo(mi); 98 } 99 testMemoryInfo(pm.getUnknownHeap()); 100 testHeapInfo(pm.getTotalHeap()); 101 102 for (ProcessMemory.MemoryInfo mi : pm.getDalvikDetailsList()) { 103 testMemoryInfo(mi); 104 } 105 106 ProcessMemory.AppSummary as = pm.getAppSummary(); 107 assertTrue(0 <= as.getJavaHeapPssKb()); 108 assertTrue(0 <= as.getNativeHeapPssKb()); 109 assertTrue(0 <= as.getCodePssKb()); 110 assertTrue(0 <= as.getStackPssKb()); 111 assertTrue(0 <= as.getGraphicsPssKb()); 112 assertTrue(0 <= as.getPrivateOtherPssKb()); 113 assertTrue(0 <= as.getSystemPssKb()); 114 assertTrue(0 <= as.getTotalSwapPss()); 115 assertTrue(0 <= as.getTotalSwapKb()); 116 } 117 118 private static void testMemoryInfo(ProcessMemory.MemoryInfo mi) throws Exception { 119 assertNotNull(mi); 120 121 assertTrue(0 <= mi.getTotalPssKb()); 122 assertTrue(0 <= mi.getCleanPssKb()); 123 assertTrue(0 <= mi.getSharedDirtyKb()); 124 assertTrue(0 <= mi.getPrivateDirtyKb()); 125 assertTrue(0 <= mi.getSharedCleanKb()); 126 assertTrue(0 <= mi.getPrivateCleanKb()); 127 assertTrue(0 <= mi.getDirtySwapKb()); 128 assertTrue(0 <= mi.getDirtySwapPssKb()); 129 } 130 131 private static void testHeapInfo(ProcessMemory.HeapInfo hi) throws Exception { 132 assertNotNull(hi); 133 134 testMemoryInfo(hi.getMemInfo()); 135 assertTrue(0 <= hi.getHeapSizeKb()); 136 assertTrue(0 <= hi.getHeapAllocKb()); 137 assertTrue(0 <= hi.getHeapFreeKb()); 138 } 139 140 private static void testAppData(AppData ad) throws Exception { 141 assertNotNull(ad); 142 143 testProcessMemory(ad.getProcessMemory()); 144 145 AppData.ObjectStats os = ad.getObjects(); 146 assertTrue(0 <= os.getViewInstanceCount()); 147 assertTrue(0 <= os.getViewRootInstanceCount()); 148 assertTrue(0 <= os.getAppContextInstanceCount()); 149 assertTrue(0 <= os.getActivityInstanceCount()); 150 assertTrue(0 <= os.getGlobalAssetCount()); 151 assertTrue(0 <= os.getGlobalAssetManagerCount()); 152 assertTrue(0 <= os.getLocalBinderObjectCount()); 153 assertTrue(0 <= os.getProxyBinderObjectCount()); 154 assertTrue(0 <= os.getParcelMemoryKb()); 155 assertTrue(0 <= os.getParcelCount()); 156 assertTrue(0 <= os.getBinderObjectDeathCount()); 157 assertTrue(0 <= os.getOpenSslSocketCount()); 158 assertTrue(0 <= os.getWebviewInstanceCount()); 159 160 AppData.SqlStats ss = ad.getSql(); 161 assertTrue(0 <= ss.getMemoryUsedKb()); 162 assertTrue(0 <= ss.getPagecacheOverflowKb()); 163 assertTrue(0 <= ss.getMallocSizeKb()); 164 for (AppData.SqlStats.Database d : ss.getDatabasesList()) { 165 assertTrue(0 <= d.getPageSize()); 166 assertTrue(0 <= d.getDbSize()); 167 assertTrue(0 <= d.getLookasideB()); 168 } 169 } 170 171 private static void testMemItem(MemItem mi) throws Exception { 172 assertNotNull(mi); 173 174 assertTrue(0 <= mi.getPssKb()); 175 assertTrue(0 <= mi.getSwapPssKb()); 176 177 for (MemItem smi : mi.getSubItemsList()) { 178 testMemItem(smi); 179 } 180 } 181 } 182
