[GitHub] [hadoop-ozone] nandakumar131 commented on a change in pull request #438: HDDS-2878. Refactor MiniOzoneLoadGenerator to add more load generators to chaos testing.

[GitBox <gi...@apache.org>]

nandakumar131 commented on a change in pull request #438: HDDS-2878. Refactor MiniOzoneLoadGenerator to add more load generators to chaos testing.
URL: https://github.com/apache/hadoop-ozone/pull/438#discussion_r373041258
 
 

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 File path: hadoop-ozone/fault-injection-test/mini-chaos-tests/src/test/java/org/apache/hadoop/ozone/loadgenerators/AgedLoadGenerator.java
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 @@ -0,0 +1,110 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hadoop.ozone.loadgenerators;
+
+import org.apache.commons.lang3.RandomUtils;
+import org.apache.hadoop.ozone.MiniOzoneLoadGenerator;
+import org.apache.hadoop.ozone.utils.LoadBucket;
+import org.apache.hadoop.ozone.utils.TestProbability;
+import org.apache.hadoop.util.ExitUtil;
+import org.apache.hadoop.util.Time;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.nio.ByteBuffer;
+import java.util.Optional;
+import java.util.concurrent.atomic.AtomicInteger;
+
+/**
+ * Aged Load Generator for Ozone.
+ *
+ * This Load Generator reads and write key to an Ozone bucket.
+ *
+ * The defautl writes to read ratio is 10:90.
+ */
+public class AgedLoadGenerator implements LoadGenerator {
+
+  private static final Logger LOG =
+      LoggerFactory.getLogger(AgedLoadGenerator.class);
+  private static String fileSuffex = "aged";
 
 Review comment:
   Typo: Suffex

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