Added 'Install Maven and Java' instructions Ycsb config parameters

example

mongodb/README.md

@@ -7,13 +7,32 @@ This section describes how to run YCSB on MongoDB running locally.
 First, download MongoDB and start `mongod`. For example, to start MongoDB
 on x86-64 Linux box:
 
-    wget http://fastdl.mongodb.org/linux/mongodb-linux-x86_64-1.8.3.tgz
-    tar xfvz mongodb-linux-x86_64-1.8.3.tgz
+    wget http://fastdl.mongodb.org/linux/mongodb-linux-x86_64-x.x.x.tgz
+    tar xfvz mongodb-linux-x86_64-*.tgz
     mkdir /tmp/mongodb
-    cd mongodb-linux-x86_64-1.8.3
+    cd mongodb-linux-x86_64-*
     ./bin/mongod --dbpath /tmp/mongodb
 
-### 2. Set Up YCSB
+### 2. Install Maven and Java
+
+Go to http://www.oracle.com/technetwork/java/javase/downloads/index.html
+
+and get the url to download the rpm into your server. For example:
+
+    wget http://download.oracle.com/otn-pub/java/jdk/7u40-b43/jdk-7u40-linux-x64.rpm?AuthParam=11232426132 -o jdk-7u40-linux-x64.rpm
+    rpm -Uvh jdk-7u40-linux-x64.rpm
+
+Download MVN from http://maven.apache.org/download.cgi
+
+    wget http://ftp.heanet.ie/mirrors/www.apache.org/dist/maven/maven-3/3.1.1/binaries/apache-maven-3.1.1-bin.tar.gz
+    sudo tar xzf apache-maven-*-bin.tar.gz -C /usr/local
+    cd /usr/local
+    sudo ln -s apache-maven-* maven
+    sudo vi /etc/profile.d/maven.sh
+    bash
+    mvn -version
+
+### 3. Set Up YCSB
 
 Clone the YCSB git repository and compile:
 
@@ -21,7 +40,7 @@ Clone the YCSB git repository and compile:
     cd YCSB
     mvn clean package
 
-### 3. Run YCSB
+### 4. Run YCSB
     
 Now you are ready to run! First, load the data:
 
@@ -35,12 +54,23 @@ See the next section for the list of configuration parameters for MongoDB.
 
 ## MongoDB Configuration Parameters
 
-### `mongodb.url` (default: `mongodb://localhost:27017`)
+- `mongodb.url` default: `mongodb://localhost:27017`
+
+- `mongodb.database` default: `ycsb`
+
+- `mongodb.writeConcern` default `acknowledged`
+ - options are :
+  - `errors_ignored`
+  - `unacknowledged`
+  - `acknowledged`
+  - `journaled`
+  - `replica_acknowledged`
+
+- `mongodb.maxconnections` (default `100`)
 
-### `mongodb.database` (default: `ycsb`)
+- `mongodb.threadsAllowedToBlockForConnectionMultiplier` (default `5`)
 
-### `mongodb.writeConcern` (default `acknowledged`, options are `errors_ignored`, `unacknowledged`, `acknowledged`, `journaled`, `replica_acknowledged`)
+For example:
 
-### `mongodb.maxconnections` (default `10`)
+    ./bin/ycsb load mongodb -s -P workloads/workloada -p mongodb.writeConcern=unacknowledged
 
-### `mongodb.threadsAllowedToBlockForConnectionMultiplier` (default `5`)