Data services: Difference between revisions
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The services currently provided by LSDF |
==The services currently provided by LSDF== |
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* Storage, comprising two systems with 1,4 PB and 500 TB |
* Storage, comprising two systems with 1,4 PB and 500 TB |
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* Cloud computing: OpenNebula cloud environment |
* Cloud computing: OpenNebula cloud environment |
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* Hadoop data intensive computing framework |
* [[Hadoop data intensive computing framework]] |
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* [[Data Transfers]] |
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The "Hadoop cluster" consists of '''58 nodes''' with '''464 physical cores''' in total, each node having: |
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* 2 sockets Intel Xeon CPU E5520 @ 2.27GHz, 4 cores each, hyperthreading active (16 cores total) |
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* 36 GB of RAM |
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* 2 TB of disk |
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* 1 GE network connection |
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* OS Scientific Linux 5.5 |
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** Linux kernel 2.6.18 |
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plus '''2 headnodes''', each having: |
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* 2 sockets Intel Xeon CPU E5520 @ 2.27GHz, 4 cores each, hyperthreading active (16 cores total) |
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* 96 GB of RAM |
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* 10 GE network connection |
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* OS Scientific Linux 5.5 |
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** Linux kernel 2.6.18 |
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All nodes are however SHARED between the different Hadoop tasks and the OpenNebula virtual machines. |
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Revision as of 19:42, 29 November 2012
The services currently provided by LSDF
- Storage, comprising two systems with 1,4 PB and 500 TB
- Cloud computing: OpenNebula cloud environment
- Hadoop data intensive computing framework
- Data Transfers
