andi/perfdb
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remove time measurements

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For each entry we executed two calls to System.nanoTime().
The resulting numbers aren't very reliable and calling nanoTime
that often (160k - 300k per second) is quite expensive.
This commit is contained in:
ahr
2018-03-09 08:46:09 +01:00
parent 3387ebc134
commit caf400343e
1 changed files with 1 additions and 13 deletions
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14
pdb-ui/src/main/java/org/lucares/pdbui/TcpIngestor.java
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@@ -78,26 +78,14 @@ public class TcpIngestor implements Ingestor, AutoCloseable, DisposableBean {
final ObjectMapper objectMapper = new ObjectMapper();
final ObjectReader objectReader = objectMapper.readerFor(typeReferenceForMap);
double duration = 0.0;
int count = 0;
LOGGER.debug("reading from stream");
String line;
while ((line = in.readLine()) != null) {
final long start = System.nanoTime();
try {
final Map<String, Object> object = objectReader.readValue(line);
final Optional<Entry> entry = createEntry(object);
final long end = System.nanoTime();
duration += (end - start) / 1_000_000.0;
count++;
if (count == 100000) {
METRICS_LOGGER.debug("reading {} took {} ms", count, duration);
duration = 0.0;
count = 0;
}
if (entry.isPresent()) {
LOGGER.debug("adding entry to queue: {}", entry);
@@ -108,7 +96,7 @@ public class TcpIngestor implements Ingestor, AutoCloseable, DisposableBean {
}
}
LOGGER.debug("connection closed: " + clientAddress);
} catch (Exception e) {
} catch (Throwable e) {
LOGGER.warn("Stream handling failed", e);
throw e;
}