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}{\b\insrsid3213903\charrsid16324771 \par }{\insrsid4070371\charrsid14378715 \par }\pard \qj \li0\ri0\widctlpar\aspalpha\aspnum\faauto\adjustright\rin0\lin0\itap0\pararsid14378715 {\insrsid16324771\charrsid14378715 Virtualization}{\insrsid4070371\charrsid14378715 is an emerging technology on x86 platform simplifying deployment and configuration of complex information technologies. In free and open source software for geoinformatics area, however, this trend is not yet fully reflected or leveraged. }{ \insrsid5662620\charrsid14378715 Contribution }{\insrsid4070371\charrsid14378715 introduce}{\insrsid5662620\charrsid14378715 s }{\insrsid4070371\charrsid14378715 results and }{\insrsid16324771\charrsid14378715 experiences}{ \insrsid4070371\charrsid14378715 with FOSS geospatial virtual appliance called 'MapSnack'.}{\insrsid137755 }{\insrsid4070371\charrsid14378715 MapSnack is }{\insrsid137755 a }{\insrsid4070371\charrsid14378715 fu lly pre-installed and pre-configured geospatial }{\insrsid4554541 virtual appliance}{\insrsid4070371\charrsid14378715 that runs on any standard x86 machine in a self-contained, isolated }{\insrsid5662620\charrsid14378715 }{ \insrsid4070371\charrsid14378715 environment. \par }\pard \qj \li0\ri0\widctlpar\aspalpha\aspnum\faauto\adjustright\rin0\lin0\itap0\pararsid6234731 {\insrsid137755 }{\insrsid13201188 A vision of MapSnack is to }{\insrsid6234731 accompany}{\insrsid13201188 raw geospatial data which comes in different formats with functionality to explore, query, share and manage content. That is merge data with functionality logic to simplify their }{\insrsid6234731 absorption}{\insrsid13201188 by consumer. }{ \insrsid7943478 MapSnack eliminates the installation, configuration and maintenance effort associated with deploying complex stacks of software for web mapping.}{\insrsid6234731 \par }{\insrsid13201188 There are }{\insrsid16324771 basically}{\insrsid13201188 }{\insrsid5662620 two}{\insrsid13201188 approaches how to achieve that}{\insrsid5662620 . First is traditional and nowadays very popular }{\insrsid7943478 LiveCD }{ \insrsid6234731 a}{\insrsid7943478 ppliance}{\insrsid5662620 , second is a}{\insrsid7943478 virtual appliance}{\insrsid11413997 \par }\pard \ql \li0\ri0\widctlpar\aspalpha\aspnum\faauto\adjustright\rin0\lin0\itap0\pararsid5067657 {\insrsid13201188 \par }\pard \qj \li0\ri0\widctlpar\aspalpha\aspnum\faauto\adjustright\rin0\lin0\itap0\pararsid13201188 {\b\insrsid6234731 1. }{\b\insrsid13201188\charrsid6234731 Geospatial }{\b\insrsid11413997\charrsid6234731 LiveCD}{\b\insrsid15424522\charrsid6234731 Appliance}{\b\insrsid7943478\charrsid6234731 :}{\b\insrsid5662620\charrsid6234731 }{\b\insrsid11413997\charrsid6234731 \par }{\insrsid15424522 This approach }{\insrsid1994604 take}{\insrsid5662620 s}{\insrsid1994604 Knoppix }{\insrsid15424522 L}{\insrsid1590709 iveCD}{\insrsid15424522 concept }{\insrsid1590709 }{\insrsid15424522 for fast deployment on user's machine.}{ \insrsid1590709 LiveCD on one hand simplifie}{\insrsid2769158 s}{\insrsid1590709 deployment }{\insrsid9396789 and readiness to use geospatial appliance }{\insrsid5662620 b}{\insrsid2769158 ut }{\insrsid1590709 on other hand remastering and }{ \insrsid6234731 maintenance}{\insrsid1590709 of such system is }{\insrsid6234731 difficult}{\insrsid1590709 since intrinsic system is read only.}{\insrsid9396789 LiveCD advantage is how ever in that it can run on any virtual or real machine which supports x86 ISA (Instruction Set Architecture) thus decision to let geospatial appliance run on real or virtualized (partitioned) hardware is left up to user.}{\insrsid9517867 Another advantage of LiveCD system is embedded compressed file system which is }{\insrsid6234731 automatically}{\insrsid9517867 extracted during }{\insrsid14637356 the }{\insrsid9517867 boot up.}{\insrsid11565409 \par }\pard \ql \li0\ri0\widctlpar\aspalpha\aspnum\faauto\adjustright\rin0\lin0\itap0\pararsid5067657 {\insrsid11565409 \par }\pard \ql \li0\ri0\widctlpar\aspalpha\aspnum\faauto\adjustright\rin0\lin0\itap0\pararsid6234731 {\b\insrsid6234731\charrsid6234731 2. }{\b\insrsid2769158\charrsid6234731 Geospatial Virtual Appliance}{\b\insrsid6234731\charrsid6234731 - }{ \b\insrsid7943478\charrsid6234731 Mapsnack}{\b\insrsid6234731\charrsid6234731 \par }\pard \qj \li0\ri0\widctlpar\aspalpha\aspnum\faauto\adjustright\rin0\lin0\itap0\pararsid6234731 {\insrsid5067657 Recently much attention of IT have been drawn towards}{\insrsid12847508 }{\insrsid6234731 virtualization}{\insrsid12847508 on x86 platform} {\insrsid2769158 .}{\insrsid10247406 }{\insrsid6234731 Although}{\insrsid5067657 there are m}{\insrsid2769158 a}{\insrsid5067657 ny different levels of }{\insrsid6234731 virtualization}{\insrsid5067657 (hardware, operating system, application) }{ \insrsid6234731 virtualization}{\insrsid5067657 }{\insrsid6234731 in this contribution }{\insrsid3213903 is treated as }{\insrsid5067657 ability to run multiple operating system on one CPU or one single computer}{\insrsid4744525 . Important differentiation from the term emulation is that virtualization partition real hardware into multiple }{\insrsid6234731 running}{\insrsid4744525 context}{\insrsid6557094 while emulation does it all in }{\insrsid3213903 (higher) }{ \insrsid6557094 software layer. Virtualization is used in different areas such as s}{\insrsid12847508 erver consolidation}{\insrsid6557094 , running }{\insrsid12847508 }{\insrsid6557094 legacy a}{\insrsid12847508 pplications within legacy OS\rquote es}{ \insrsid6557094 , }{\insrsid12847508 running untrusted}{\insrsid6557094 }{\insrsid12847508 applications}{\insrsid6557094 i}{\insrsid6234731 n secure isolated sandboxes, }{\f38\fs20\cf17\insrsid6557094 a}{\insrsid12847508 pplication mobility}{ \insrsid6557094 , c}{\insrsid6234731 lean/}{\insrsid12847508 singl}{\insrsid6234731 e }{\insrsid12847508 service design}{\insrsid6557094 and many others. }{\insrsid6234731 MapSnack as g}{\insrsid6557094 eospatial }{\insrsid6234731 v}{\insrsid6557094 irtual }{\insrsid6234731 a}{\insrsid6557094 ppliance is minimum sized Linux virtual machine with web user interfaces for deploying instant ge}{\insrsid6234731 o}{\insrsid6557094 spatial infrastructure and applications. Thus provide}{\insrsid3213903 s}{ \insrsid6557094 to }{\insrsid6234731 the }{\insrsid6557094 consumer }{\insrsid6234731 advantage of }{\insrsid6557094 quick deployment with nearly zero-based }{\insrsid6234731 installation}{\insrsid6557094 and minimum skills to get it running. \par }\pard\plain \s17\qj \li0\ri0\sb100\sa100\sbauto1\saauto1\widctlpar\aspalpha\aspnum\faauto\adjustright\rin0\lin0\itap0\pararsid137755 \fs24\lang1033\langfe1033\cgrid\langnp1033\langfenp1033 {\insrsid7943478 MapSnack}{\insrsid6234731 }{\insrsid7943478 consist of latest UMN MapServer}{\insrsid6234731 and }{\insrsid7943478 }{\insrsid6234731 P}{\insrsid7943478 .}{\insrsid6234731 M}{\insrsid7943478 apper with sample dataset. }{\insrsid16324771 Underlying}{\insrsid7943478 operating system is Debian Sarge 3.1r2 with latest updates.}{\insrsid7889477 VMware Player has been }{\insrsid16324771 chosen}{\insrsid7889477 as virtualization platform to run MapSnack. Since }{\insrsid6234731 it }{\insrsid7889477 is not optimal to stick to one virtualization platform, future }{\insrsid16324771 version}{\insrsid7889477 }{\insrsid137755 will}{\insrsid7889477 be virtualization platform independable, thus running a microinstall in the first run of appliance.}{ \insrsid6426515 Virtualized environment has }{\insrsid137755 an }{\insrsid6426515 advantage that anybody can extend or modify it. User gets all }{\insrsid16324771 necessary}{\insrsid6426515 preinstalled and preconfigured software without even need to change his }{\insrsid16324771 current}{\insrsid6426515 production environment. This opens doors for Windows users who would like to combine comfort of Windows based GUI with performance and effectivity of single service virtual appliance based on Linux}{\insrsid14378715 .}{\insrsid10235342 .}{\insrsid137755 \par }{\insrsid10235342 This approach }{\insrsid137755 of geospatial virtual appliance }{\insrsid16324771 }{\insrsid3213903 answers also areas of MapSnack usability}{\insrsid6426515\charrsid10235342 }{\insrsid10235342 : \par }\pard \s17\ql \li0\ri0\sb100\sa100\sbauto1\saauto1\widctlpar\aspalpha\aspnum\faauto\adjustright\rin0\lin0\itap0\pararsid10235342 {\insrsid7044786 }{\insrsid6234731 1. }{\insrsid7044786 Portable map browsing - }{\insrsid16324771 nowadays}{ \insrsid7044786 map browsers rely on internet connections. }{\insrsid137755 I}{\insrsid7044786 n case connection or server is broken and maps are urgently needed MapSnack can be quickly deployed}{\insrsid6234731 as off-line }{\insrsid6426515 /backup (or stand alone) }{\insrsid6234731 map server}{\insrsid7044786 . \par }\pard\plain \qj \li0\ri0\widctlpar\aspalpha\aspnum\faauto\adjustright\rin0\lin0\itap0\pararsid6426515 \fs24\lang1033\langfe1033\cgrid\langnp1033\langfenp1033 {\insrsid7044786 2}{\insrsid137755 . }{\insrsid7044786 }{\insrsid16324771 Encapsulating geospatial data with functionality - g}{\insrsid7044786 eospatial data providers might want to add value to customers by providing not only }{\insrsid6426515 processed }{\insrsid7044786 data }{\insrsid16324771 coming}{\insrsid6426515 from various electromagnetic sensors }{\insrsid7044786 but }{\insrsid6426515 also }{\insrsid137755 by providing software }{\insrsid7044786 appliance for viewing and manipulating }{\insrsid6426515 geospatial content}{\insrsid137755 . }{\insrsid7044786 \par }{\insrsid10235342 \par }{\insrsid6426515 3. Education of OGC standards (WxS) on stable and 'always available' source of geospatial content. \par }{\insrsid5050813 \par MapSnack can be downloaded from :http://mapsnack.mendelu.cz}{\insrsid3213903 }{\insrsid5050813 \par }\pard \ql \li0\ri0\widctlpar\aspalpha\aspnum\faauto\adjustright\rin0\lin0\itap0\pararsid7044786 {\insrsid7044786 \par }{\insrsid7943478 \par }\pard\plain \s15\ql \li0\ri0\widctlpar\tx916\tx1832\tx2748\tx3664\tx4580\tx5496\tx6412\tx7328\tx8244\tx9160\tx10076\tx10992\tx11908\tx12824\tx13740\tx14656\aspalpha\aspnum\faauto\adjustright\rin0\lin0\itap0\pararsid7943478 \f2\fs20\lang1033\langfe1033\cgrid\langnp1033\langfenp1033 {\cf1\insrsid7943478 \par }}