EdColeman commented on code in PR #3508:
URL: https://github.com/apache/accumulo/pull/3508#discussion_r1235821165
##########
test/src/main/java/org/apache/accumulo/test/functional/MemoryFreeingIterator.java:
##########
@@ -28,23 +28,51 @@
import org.apache.accumulo.core.iterators.IteratorEnvironment;
import org.apache.accumulo.core.iterators.SortedKeyValueIterator;
import org.apache.accumulo.core.iterators.WrappingIterator;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
public class MemoryFreeingIterator extends WrappingIterator {
- @Override
- public void init(SortedKeyValueIterator<Key,Value> source,
Map<String,String> options,
- IteratorEnvironment env) throws IOException {
- super.init(source, options, env);
+ private static final Logger LOG =
LoggerFactory.getLogger(MemoryFreeingIterator.class);
+
+ @SuppressFBWarnings(value = "DM_GC", justification = "gc is okay for test")
+ public MemoryFreeingIterator() {
+ super();
+ LOG.info("Freeing consumed memory");
MemoryConsumingIterator.freeBuffers();
while (this.isRunningLowOnMemory()) {
+ System.gc();
// wait for LowMemoryDetector to recognize the memory is free.
try {
Thread.sleep(SECONDS.toMillis(1));
} catch (InterruptedException ex) {
Thread.currentThread().interrupt();
- throw new IOException("wait for low memory detector interrupted", ex);
+ throw new RuntimeException("wait for low memory detector interrupted",
ex);
}
}
+ LOG.info("Consumed memory freed");
+ }
+
+ @Override
+ @SuppressFBWarnings(value = "DM_GC", justification = "gc is okay for test")
+ public void init(SortedKeyValueIterator<Key,Value> source,
Map<String,String> options,
+ IteratorEnvironment env) throws IOException {
+ super.init(source, options, env);
+ // LOG.info("Freeing consumed memory");
Review Comment:
Addressed in e58cfec34c. Left call and added log statement to so init shows
up in test logs.
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: [email protected]
For queries about this service, please contact Infrastructure at:
[email protected]
