Linux day2010
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Transcript of Linux day2010
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DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 2
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DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 3
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DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 4
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HPC Beowulf GNU/Linux Cluster;
BlueJeans: DSA-LabMNCP e-sHPC Beowulf Cluster
Applicazioni:
DSA-LabMNCP/e-Science Virtual Lab;
‣ Nonsoloscienza;
Sviluppi futuri.
DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 5
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HPC Beowulf GNU/Linux Cluster;
DSA-LabMNCP/sHPC-Bj;
Applicazioni: DSA-LabMNCP/MeteoMar
Nonsoloscienza;
Sviluppi futuri.
DSA-LabMNCP/sHPC Beowulf
Cluster for e-Scince Virtual Labs 6
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Collezione di risorse computazionali connesse mediante una network;
lavorano insieme per risolvere un problema;
Beowulf: è una delle possibili “architetture” con cui si costruisce un cluster low-cost* ;
Ambienti per il Calcolo Parallelo e Distribuito.
Continua...
DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 7
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Server di FrontEnd (FE);
Switch;
workingnode (wn);
Distro GNU/Linux
su tutte le macchine.
DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 8
Head
Body
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DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 9
Il nodo di frontiera I nodi di calcolo
E’ un Server di tutto o quasi...; Autenticazione (NIS/LDAP Server); Esporta il Filesystem (NFS/ASF/GPFS); Job Scheduler (Torque/PBS); DHCP Server (opzionale ma utile); Software (dipende dagli scopi).
Rappresenta l’aspetto client;
L’autenticazione è remota; Importano il Filesystem distribuito; Esecuzione dei job;
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DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 10
Head
Body
• Cluster di classe TeraFlop; • Supporto per la ricerca scientifica; • Scopi multidiscilinari.
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Economicamente vantaggioso: • Hardware dai costi contenuti;
• Nessun costo aggiuntivo dovuto alle licenze software;
• Ottimo rapporto costo/prestazione.
Aumento delle performance;
Ambiente di calcolo parallelo e distribuito;
Elevata Scalabilità;
Migliore utilizzo delle risorse hardware.
DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 11
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HPC Beowulf/GNU+Linux Cluster;
DSA-LabMNCP/sHPC-Bj;
Applicazioni: DSA-LabMNCP/MeteoMar;
Nonsoloscienza;
Sviluppi futuri.
DSA-LabMNCP/sHPC Beowulf
Cluster for e-Scince Virtual Labs 12
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N.1 FrontEnd N.1 LoginNode/job-
submitting;
5 Switch 3Com 24p/1000 Mb/s;
36 workingnode;
OS: GNU/Linux
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2 Servicenodes Features: CPU Intel Dual Core 2,6 GHz; 2 GB RAM; 2 Schede di rete 1000 Mb/s.
36 Workingnode: CPU Intel Dual Core 2,6 GHz 1 GB RAM 1 Scheda di rete 1000 Mb/s Switch : 3Com 24 porte 1000 Mb/s.
DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 14
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DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 15
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HPC Beowulf/GNU+Linux Cluster;
DSA-LabMNCP/sHPC-Bj;
Applicazioni: DSA-LabMNCP/e-Science Virtual Lab.; Nonsoloscienza; Sviluppi futuri;
DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 16
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http://dsa.uniparthenope.it/meteo
WRF (produzione);
CHIMERE (produzione);
ROMS (testing);
WW3 (testing);
DSA-LabMNCP/sHPC Beowulf
Cluster for e-Scince Virtual Labs 17
e-Science
Computer Science
Environmental Science
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Soluzione numerica di Eq. Differenziali;
U,V,W e t + parametro termodinamico;
Simula l’evoluzione dell’atmosfera;
Risoluzione elevata Condizioni atmosferiche + vicino al reale;
Limiti nella capacità e disponibilità delle risorse computazionali.
DSA-LabMNCP/sHPC Beowulf
Cluster for e-Scince Virtual Labs 19
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Modelli Numerici: • GCM, Global Circulation Model
(termo-dinamica atmosferica su larga scala, cond. iniziali);
• LAM, Limited Area Model (termo-dinamica su regioni limitate, cond. Iniziali e al-contorno, dipendono dai GCM ).
DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 20
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http://www.wrf-model.org Weather Research & Forecasting Model;
Modello numerico di previsione su Mesoscala; Scopi:
• Supporto alla Ricerca scientifica; • Produzione di previsioni meteo;
Partnership: • National Center for Atmospheric Research (NCAR); • National Oceanic and Atmospheric Administration (NOAA) • National Centers for Environmental Prediction (NCEP) • Air Force Weather Agency (AFWA)
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Cluster for e-Scince Virtual Labs 21
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DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 24
• U,V: componenti zonali del vettore vento;
• 𝜭 Parametro
Termodinamico
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1 way nesting: dal dominio esterno al dominio
interno
2 way nesting: dal dominio esterno a quello
interno e viceversa!
DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 25
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Ricercatori;
Dottorandi;
Collaboratori;
Laureandi;
Tirocinanti; Studenti.
DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 27
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HPC Ferrari: Fluid aerodynamic simulation
DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 29
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DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 30
In arrivo… RedJeans HPC/GPU Cluster
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HPC Beowulf GNU/Linux Cluster;
DSA-LabMNCP/sHPC-Bj;
Applicazioni: DSA-LabMNCP/Meteo;
Nonsoloscienza.
Sviluppi futuri.
DSA-LabMNCP/sHPC Beowulf
Cluster for e-Scince Virtual Labs 31
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Installazione BJ e GJ con GNU/Linux Ubuntu 10.04 64bit (in corso d’opera);
Cloud Computing testing e deployment del neowoulf:
BlueJeans OpenNebula
GJ Eucalyptus
Deployment «in produzione» di gVirtus (HPC+GPU).
DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 32
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DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 33
Obiettivo: • Elaborazione, gestione,
analisi e la visualizzazione di dati multi-dimensionali;
Applicazioni multidisciplinari: • Modellistica ambientale;
• Energie Alternative;
• Indagini socio-economiche
Ecosostenibile: • Alimentazione;
• Refrigeramento.
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DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 34
Obiettivo: • Elaborazione, gestione,
analisi e la visualizzazione di dati multi-dimensionali;
Applicazioni multidisciplinari: • Modellistica ambientale;
• Energie Alternative;
• Indagini socio-economiche
Ecosostenibile: • Alimentazione;
• Refrigeramento.
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http://dsa.uniparthenope.it/dsa
http://dsa.uniparthenope.it/meteo
http://dsa.uniparthenope.it/lmncp
http://dsa.uniparthenope.it/lmncp/wiki
http://osl.uniparthenope.it
http://www.gnu.org
http://www.linux.org
http://www.beowulf.org
http://www.top500.org
DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 35
http://www.hpcwire.com
http://www.noaa.gov
http://www.ncep.noaa.gov
http://www.wrf-model.org
http://www.e4company.com
http://www.nvidia.come
Cudazone: http://www.nvidia.com/object/cuda_home_new.html
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# shutdown –h now
DSA-LabMNCP/sHPC Beowulf Cluster for e-Scince Virtual Labs 36