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call nanoTime() only if we have flag set to dump timing

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This commit is contained in:
Maxim.Mossienko
2015-10-07 15:27:48 +02:00
parent 9f2128c39a
commit 9c92e04d82
2 changed files with 6 additions and 6 deletions
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platform/util/src/com/intellij/util/CompressionUtil.java
+4 -4
View File
@@ -63,12 +63,12 @@ public class CompressionUtil {
public static final boolean DUMP_COMPRESSION_STATS = SystemProperties.getBooleanProperty("idea.dump.compression.stats", false);
public static int writeCompressedWithoutOriginalBufferLength(@NotNull DataOutput out, @NotNull byte[] bytes, int length) throws IOException {
long started = System.nanoTime();
long started = DUMP_COMPRESSION_STATS ? System.nanoTime() : 0;
final byte[] compressedOutputBuffer = spareBufferLocal.getBuffer(Snappy.maxCompressedLength(length));
int compressedSize = Snappy.compress(bytes, 0, length, compressedOutputBuffer, 0);
final long time = System.nanoTime() - started;
final long time = (DUMP_COMPRESSION_STATS ? System.nanoTime() : 0) - started;
mySizeAfterCompression.addAndGet(compressedSize);
mySizeBeforeCompression.addAndGet(length);
int requests = myCompressionRequests.incrementAndGet();
@@ -92,11 +92,11 @@ public class CompressionUtil {
in.readFully(bytes, 0, size);
int decompressedRequests = myDecompressionRequests.incrementAndGet();
long started = System.nanoTime();
long started = DUMP_COMPRESSION_STATS ? System.nanoTime() : 0;
byte[] decompressedResult = Snappy.uncompress(bytes, 0, size);
long doneTime = System.nanoTime() - started;
long doneTime = (DUMP_COMPRESSION_STATS ? System.nanoTime() : 0) - started;
long decompressedSize = myDecompressedSize.addAndGet(size);
long decompressedTime = myDecompressionTime.addAndGet(doneTime);
if (DUMP_COMPRESSION_STATS && decompressedRequests % 1000 == 0) {
platform/util/src/com/intellij/util/io/PersistentHashMapValueStorage.java
+2 -2
View File
@@ -354,7 +354,7 @@ public class PersistentHashMapValueStorage {
forceAppender(myPath);
checkCancellation();
long startedTime = System.nanoTime();
long startedTime = ourDumpChunkRemovalTime ? System.nanoTime() : 0;
long chunk = tailChunkAddress;
int chunkCount = 0;
@@ -426,7 +426,7 @@ public class PersistentHashMapValueStorage {
if (chunkCount > 1 && !myCompactionMode) {
checkCancellation();
long endCompactionTime = System.nanoTime();
long endCompactionTime = ourDumpChunkRemovalTime ? System.nanoTime() : 0;
long diff = endCompactionTime - startedTime;
myChunksRemovalTime += diff;