Storage Benchmark Kit Version 0.71

This Release version 0.71 includes

• The performance bench-marking of HDFS, Bookkeeper, RabbitMQ and RocketMQ.
• SBK-APIs update.

How to Use:

1. unzip (untar) the file sbk.tar
   For example : tar -xvf sbk.tar -C ./

2. For performance bench-marking use this extracted binary file : "</SBK diectory/> /bin/sbk"
   below is the help output:

usage: sbk
 -class <arg>        Benchmark Driver Class,
                     Available Drivers [BookKeeper, ConcurrentQ, File,
                     HDFS, Kafka, Pravega, Pulsar, RabbitMQ, RocketMQ]
 -context <arg>      Prometheus Metric context;default context:
                     8080/metrics; 'no' disables the  metrics
 -flush <arg>        Each Writer calls flush after writing <arg> number of
                     of events(records); Not applicable, if both writers
                     and readers are specified
 -help               Help message
 -readers <arg>      Number of readers
 -records <arg>      Number of records(events) if 'time' not specified;
                     otherwise, Maximum records per second by writer(s)
                     and/or Number of records per reader
 -size <arg>         Size of each message (event or record)
 -throughput <arg>   if > 0 , throughput in MB/s
                     if 0 , writes 'records'
                     if -1, get the maximum throughput
 -time <arg>         Number of seconds this SBK runs (24hrs by default)
 -version            Version
 -writers <arg>      Number of writers