<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>2227-1899</journal-id>
<journal-title><![CDATA[Revista Cubana de Ciencias Informáticas]]></journal-title>
<abbrev-journal-title><![CDATA[Rev cuba cienc informat]]></abbrev-journal-title>
<issn>2227-1899</issn>
<publisher>
<publisher-name><![CDATA[Editorial Ediciones Futuro]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2227-18992020000100040</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Plataformas de software libre para la virtualización de servidores en pequeñas y medianas empresas cubanas]]></article-title>
<article-title xml:lang="en"><![CDATA[Free software platforms for server virtualization in Cuban small and medium-sized enterprises]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Perdigón Llanes]]></surname>
<given-names><![CDATA[Rudibel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ramírez Alonso]]></surname>
<given-names><![CDATA[Rosangel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Empresa Comercializadora Frutas Selectas  ]]></institution>
<addr-line><![CDATA[ Pinar del Río]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Ministerio de las Fuerzas Armadas Revolucionarias  ]]></institution>
<addr-line><![CDATA[ Habana]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2020</year>
</pub-date>
<volume>14</volume>
<numero>1</numero>
<fpage>40</fpage>
<lpage>57</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S2227-18992020000100040&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S2227-18992020000100040&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S2227-18992020000100040&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN La virtualización representa un elemento importante en el trabajo con servidores porque permite crear entornos virtuales con facilidades de uso. Esta tecnología constituye un activo fundamental en la implementación del cloud computing y para soportar los diferentes servicios digitales de las organizaciones con un marcado ahorro de costos y recursos. Existen dos tipos de plataformas de virtualización: tipo 1 (bare metal), se instalan directamente en el hardware del servidor y tipo 2 (virtualización alojada), se instalan en el sistema operativo anfitrión del usuario. En la literatura consultada se identificó que la selección de estas plataformas se realiza según sus características, rendimientos, el hardware disponible y las tendencias del mercado. No se identificaron investigaciones enmarcadas en las necesidades de los clientes, específicamente enfocadas en las características y requerimientos tecnológicos de las pequeñas y medianas empresas cubanas. En esta investigación se comparó cuantitativamente el desempeño de las principales herramientas de virtualización tipo 1 basadas en software libre en el entorno real de una mediana empresa cubana. Se utilizaron como métodos científicos el analítico-sintético, la triangulación teórica y el método experimental. Para las pruebas de rendimiento y escalabilidad se emplearon las herramientas Unixbench, iPerf3 y htop. Los resultados obtenidos evidenciaron que Proxmox 5.4 es una opción eficiente para la virtualización de servidores con ahorro y uso óptimo de los recursos de hardware.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Virtualization represents an important element to work with servers because it allows to create virtual environments with ease of use. This technology is a fundamental asset in the implementation of cloud computing and to support the different digital services of organizations with a marked saving of costs and resources. There are two types of virtualization platforms: type 1 (bare metal), installed directly on the server hardware and type 2 (hosted virtualization), installed on the user's host operating system. In the literature consulted, it was identified that the selection of these platforms is made according to their characteristics, its performance, available hardware and market trends. No research was identified framed in the needs of clients, specifically focused on the characteristics and technological requirements of Cuban small and medium enterprises. This research quantitatively compared the performance of the main type 1 virtualization tools based on free software in the real environment of a Cuban SME. The analytical-synthetic, theoretical triangulation and experimental methods were used as scientific methods. For performance and scalability tests, Unixbench, iPerf3 and htop tools were used. The results obtained showed that Proxmox 5.4 is an efficient option for server virtualization with savings and optimal use of hardware resources.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[virtualización]]></kwd>
<kwd lng="es"><![CDATA[centros de datos]]></kwd>
<kwd lng="es"><![CDATA[pruebas de rendimiento]]></kwd>
<kwd lng="es"><![CDATA[hipervisores]]></kwd>
<kwd lng="en"><![CDATA[virtualization]]></kwd>
<kwd lng="en"><![CDATA[data centers]]></kwd>
<kwd lng="en"><![CDATA[benchmarks]]></kwd>
<kwd lng="en"><![CDATA[hypervisors]]></kwd>
</kwd-group>
</article-meta>
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