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Merge "Set a small chuck size for the protostream" into udc-dev

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This commit is contained in:
Pablo Gamito
2023-05-16 21:40:02 +00:00
committed by Android (Google) Code Review
parent a23815bd88 faefe2d5d4
commit 7a91a429c2
1 changed files with 10 additions and 4 deletions
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14
services/core/java/com/android/server/wm/TransitionTracer.java
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@@ -48,6 +48,12 @@ public class TransitionTracer {
private static final int ALWAYS_ON_TRACING_CAPACITY = 15 * 1024; // 15 KB private static final int ALWAYS_ON_TRACING_CAPACITY = 15 * 1024; // 15 KB
private static final int ACTIVE_TRACING_BUFFER_CAPACITY = 5000 * 1024; // 5 MB private static final int ACTIVE_TRACING_BUFFER_CAPACITY = 5000 * 1024; // 5 MB
// This will be the size the proto output streams are initialized to.
// Ideally this should fit most or all the proto objects we will create and be no bigger than
// that to ensure to don't use excessive amounts of memory.
private static final int CHUNK_SIZE = 64;
static final String WINSCOPE_EXT = ".winscope"; static final String WINSCOPE_EXT = ".winscope";
private static final String TRACE_FILE = private static final String TRACE_FILE =
"/data/misc/wmtrace/wm_transition_trace" + WINSCOPE_EXT; "/data/misc/wmtrace/wm_transition_trace" + WINSCOPE_EXT;
@@ -71,7 +77,7 @@ public class TransitionTracer {
*/ */
public void logSentTransition(Transition transition, ArrayList<ChangeInfo> targets) { public void logSentTransition(Transition transition, ArrayList<ChangeInfo> targets) {
try { try {
final ProtoOutputStream outputStream = new ProtoOutputStream(); final ProtoOutputStream outputStream = new ProtoOutputStream(CHUNK_SIZE);
final long protoToken = outputStream final long protoToken = outputStream
.start(com.android.server.wm.shell.TransitionTraceProto.TRANSITIONS); .start(com.android.server.wm.shell.TransitionTraceProto.TRANSITIONS);
outputStream.write(com.android.server.wm.shell.Transition.ID, transition.getSyncId()); outputStream.write(com.android.server.wm.shell.Transition.ID, transition.getSyncId());
@@ -101,7 +107,7 @@ public class TransitionTracer {
*/ */
public void logFinishedTransition(Transition transition) { public void logFinishedTransition(Transition transition) {
try { try {
final ProtoOutputStream outputStream = new ProtoOutputStream(); final ProtoOutputStream outputStream = new ProtoOutputStream(CHUNK_SIZE);
final long protoToken = outputStream final long protoToken = outputStream
.start(com.android.server.wm.shell.TransitionTraceProto.TRANSITIONS); .start(com.android.server.wm.shell.TransitionTraceProto.TRANSITIONS);
outputStream.write(com.android.server.wm.shell.Transition.ID, transition.getSyncId()); outputStream.write(com.android.server.wm.shell.Transition.ID, transition.getSyncId());
@@ -124,7 +130,7 @@ public class TransitionTracer {
*/ */
public void logAbortedTransition(Transition transition) { public void logAbortedTransition(Transition transition) {
try { try {
final ProtoOutputStream outputStream = new ProtoOutputStream(); final ProtoOutputStream outputStream = new ProtoOutputStream(CHUNK_SIZE);
final long protoToken = outputStream final long protoToken = outputStream
.start(com.android.server.wm.shell.TransitionTraceProto.TRANSITIONS); .start(com.android.server.wm.shell.TransitionTraceProto.TRANSITIONS);
outputStream.write(com.android.server.wm.shell.Transition.ID, transition.getSyncId()); outputStream.write(com.android.server.wm.shell.Transition.ID, transition.getSyncId());
@@ -252,7 +258,7 @@ public class TransitionTracer {
private void writeTraceToFileLocked(@Nullable PrintWriter pw, File file) { private void writeTraceToFileLocked(@Nullable PrintWriter pw, File file) {
Trace.beginSection("TransitionTracer#writeTraceToFileLocked"); Trace.beginSection("TransitionTracer#writeTraceToFileLocked");
try { try {
ProtoOutputStream proto = new ProtoOutputStream(); ProtoOutputStream proto = new ProtoOutputStream(CHUNK_SIZE);
proto.write(MAGIC_NUMBER, MAGIC_NUMBER_VALUE); proto.write(MAGIC_NUMBER, MAGIC_NUMBER_VALUE);
long timeOffsetNs = long timeOffsetNs =
TimeUnit.MILLISECONDS.toNanos(System.currentTimeMillis()) TimeUnit.MILLISECONDS.toNanos(System.currentTimeMillis())