Two kinds of hosts are needed per distributed file system cluster for running Platform Symphony MapReduce:
- Master hosts to run job tracker
- Compute hosts to run task tracker
System requirements are as follows:
| Master Host Requirements |
- Number of node >=1
- 2.4GHz of CPU
- 4GB of RAM
- 1GB of disk space for installation
- 30GB of free disk space
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| Compute Host Requirements |
- Number of nodes: >=1
- 2.4GHz of CPU
- 1GB of RAM
- 1GB of disk space for installation
- 10GB of free disk space plus additional capacity needed by user applications
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| OS Requirements |
- Red Hat Enterprise Linux AS 4 (Kernel 2.6.x compiled with glibc 2.3.x, both 32 bit and 64 bit)
- Red Hat Enterprise Linux AS 5 (Kernel 2.6.x compiled with glibc 2.3.x, both 32 bit and 64 bit)
- Red Hat Enterprise Linux AS 6 (Kernel 2.6.x compiled with glibc 2.3.x, both 32 bit and 64 bit)
- JDK 1.6 is installed and an OS environment variable “JAVA_HOME” is already set up.
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