I nt roduct ion t o grid t echnologies and pr act ical usage of - PowerPoint PPT Presentation

I nt roduct ion t o grid t echnologies and pr act ical usage of gLit e Middleware Present er: Shalt on Mot hwa Supervisor : Andrey Nechaevskiy (LI T)

CONTENTS 1. I nt r oduct ion 2. Aims and Obj ect ives 3. Theor y, Equipment or Exper iment al Descr ipt ion 4. Result s 5. Conclusion Contents 2

I nt roduct ion a) Human Fingers b) Abacus c) Calculat or ? d) Personal Comput er Introduction 3

I nt roduct ion Grid Comput ing A comput at ional gr id is a har dwar e and sof t war e inf r ast r uct ur e t hat pr ovides dependable, consist ent , per vasive, and inexpensive access t o high-end comput at ional capabilit ies. Introduction 4

I nt roduct ion Grid Component s Introduction 5

Aims • This proj ect is t o t each applicant s f or basic knowledge in Gr id t echnologies and concept s. • To give essent ial skills needed f or f ur t her work in t he Gr id (Gr id-enabled applicat ions and Administ r at ion) Aims 6

Obj ect ives 1. Securit y inf rast ruct ure 2. Operat ions wit h met adat a cat alogs 3. Dat a management 4. J ob management Objectives 7

Equipment Descript ion Secur it y inf r ast r uct ur e 1. Request ing a digit al cert if icat e 2. Regist er wit h a Vir t ual Or ganizat ion (EDU in J I NR) 3. Making a t empor ar y pr oxy cer t if icat e Security infrastructure 8

Equipment Descr ipt ion Securit y inf rast ruct ure : Put t y Client server User I nt erf ace Security infrastructure 9

Equipment Descr ipt ion Put t y is a f r ee open sour ce t er minal emulat or applicat ion which can act as a client f or (Secur e Shell) SSH net wor k pr ot ocol. Security infrastructure 10

Equipment Descr ipt ion Oper at ions wit h met adat a cat alogs List direct ories, get inf ormat ion about f iles and direct or ies, get inf ormat ion about right s, per missions and get inf ormat ion about resources. Operations with metadata catalogs 11

Equipment Descr ipt ion Logical File Cat alog (LFC) commands All LFC commands st ar t s f r om “lf c-”. To get f ull list when you are in a command line j ust t ype “lf c-” and pr ess TAB but t on. lf c-mkdir , lf c-ls, lf c-get acl, et c. Operations with metadata catalogs 12

Equipment Descr ipt ion Lcg-inf osit es --vo edu all Operations with metadata catalogs 13

Equipment Descr ipt ion Dat a management Filezilla window Data management 14

Equipment Descr ipt ion Dat a Management Data management 15

Equipment Descr ipt ion Dat a f ile copy and regist rat ion command Data management 16

Equipment Descr ipt ion J ob submission Job submission 17

Equipment Descr ipt ion St andard j dl f ile Job submission 18

My Proj ect We have a set of images (*.j pg). Ar chive cont aining f iles is placed in t he gr id lf n:/ gr id/ edu/ phot os/ phot os.lf n You should wr it e a scr ipt which will: 1.upload t he ar chive on t he appr opr iat e working nod 2.unpack t he ar chive 3.r esize all of images f r om ar chive using I mage Magic ut ilit y (t his t ool inst alled on vps105.j inr .r u) 4.Pack t his dir ect or y and and submit it t o t he gr id. 19

Equipment Descr ipt ion J ob submission requirement s:j dl f ile Job submission 20

Equipment Descr ipt ion J ob submission requirement s: Execut able f ile The execut able f ile has t he main sour ce code t o per f or m t he act ual j ob submit t ed t o t he gr id. Job submission 21

Equipment Descr ipt ion Workload Management Syst em Workload M anagement System 22

Equipment Descr ipt ion J ob submission in gLit e Workload M anagement System 23

Equipment Descr ipt ion Main t ypes of j obs • Single normal j obs • DAG (Direct Acyclic Graphs) • Collect ions • Paramet ric • I nt eract ive Workload M anagement System 24

Equipment Descr ipt ion J ob Submission command Workload M anagement System 25

Equipment Descr ipt ion J ob st at us command Workload M anagement System 26

Result s J ob out put Results 27

Result s Get t he guid of t he f ile in t he grid Guid is used t o ident if y t he in t he gr id. Af t er t his it means your j ob has been successf ul execut ed and t he r esult s ar e st or e in gr id wit h t he guid. The t o download it t o a local machine t he lcg-cp command can be used. Results 28

Conclusion All t he basic concept s and t he t echnologies about gLit e were learnt and comprehended since t he grid ret urned correct result s. Conclusion 29

Conclusion Nowadays it ' s impossible t o imagine nat ur al science r esear ch wit hout comput er assist ance. I n each f ield scient ist s have a need t o simulat e complex pr ocesses, handle exper iment al dat a and st or e huge amount s of inf or mat ion' s. Conclusion 30

Thanks ! 31