From 7cad7b704644f260688eb0d4d92413f3a8630f25 Mon Sep 17 00:00:00 2001 From: Akira Ajisaka Date: Thu, 15 Sep 2016 23:40:00 +0900 Subject: [PATCH] HADOOP-13616. Broken code snippet area in Hadoop Benchmarking. Contributed by Kai Sasaki. --- .../hadoop-common/src/site/markdown/Benchmarking.md | 1 + 1 file changed, 1 insertion(+) diff --git a/hadoop-common-project/hadoop-common/src/site/markdown/Benchmarking.md b/hadoop-common-project/hadoop-common/src/site/markdown/Benchmarking.md index 678dcee8d38..ebd7086a99a 100644 --- a/hadoop-common-project/hadoop-common/src/site/markdown/Benchmarking.md +++ b/hadoop-common-project/hadoop-common/src/site/markdown/Benchmarking.md @@ -91,6 +91,7 @@ When running benchmarks with the above operation(s), please provide operation-sp The benchmark measures the number of operations performed by the name-node per second. Specifically, for each operation tested, it reports the total running time in seconds (_Elapsed Time_), operation throughput (_Ops per sec_), and average time for the operations (_Average Time_). The higher, the better. Following is a sample reports by running following commands that opens 100K files with 1K threads against a remote name-node. See [HDFS scalability: the limits to growth](https://www.usenix.org/legacy/publications/login/2010-04/openpdfs/shvachko.pdf) for real-world benchmark stats. + ``` $ hadoop org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark -fs hdfs://nameservice:9000 -op open -threads 1000 -files 100000