{"id":1915,"date":"2020-08-27T09:58:57","date_gmt":"2020-08-27T07:58:57","guid":{"rendered":"https:\/\/www.recordinformatica.it\/as400-iseries-systemi-os400-i5os_storia.htm"},"modified":"2023-04-28T11:55:58","modified_gmt":"2023-04-28T09:55:58","slug":"as400-iseries-systemi-os400-i5os_storia","status":"publish","type":"page","link":"https:\/\/www.recordinformatica.it\/it\/as400-iseries-systemi-os400-i5os_storia.htm","title":{"rendered":"Storia dell&#8217;AS\/400"},"content":{"rendered":"<p>[vc_row el_class=&#8221;fake_breadcrumbs&#8221;][vc_column][vc_column_text]<strong>Consulenza &gt;<\/strong> AS\/400[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text]<\/p>\n<div id=\"attachment_4413\" style=\"width: 310px\" class=\"wp-caption alignleft\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-4413\" class=\"wp-image-4413 size-medium\" src=\"https:\/\/www.recordinformatica.it\/wp-content\/uploads\/2023\/02\/as400-family-2-300x105.jpg\" alt=\"AS\/400 Family\" width=\"300\" height=\"105\" srcset=\"https:\/\/www.recordinformatica.it\/wp-content\/uploads\/2023\/02\/as400-family-2-300x105.jpg 300w, https:\/\/www.recordinformatica.it\/wp-content\/uploads\/2023\/02\/as400-family-2.jpg 565w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><p id=\"caption-attachment-4413\" class=\"wp-caption-text\">AS\/400 Family<\/p><\/div>\n<p>La sua installazione media, in Italia, vede collegate da 2\/3 postazioni utente sino ad alcune centinaia.<\/p>\n<p>Il suo sistema operativo \u00e8 l\u2019<a href=\"https:\/\/www.recordinformatica.it\/it\/as400-iSeries-Systemi-OS400-i5OS_sistemaoperativo.htm\" target=\"_blank\" rel=\"noopener\">OS\/400<\/a> (recentemente ridenominato \u201ci5\/OS\u201d). Si tratta di un sistema operativo proprietario prodotto e sviluppato da IBM.[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text]E\u2019 un sistema operativo molto efficace e consolidato da una esperienza almeno trentennale. Infatti, l\u2019OS\/400 si \u00e8 direttamente evoluto dal sistema operativo del \u201cSistema 38\u201d un calcolatore IBM che inizi\u00f2 ad essere commercializzato nel 1979.[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_single_image image=&#8221;2388&#8243; img_size=&#8221;full&#8221; add_caption=&#8221;yes&#8221; alignment=&#8221;center&#8221;][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text]Particolarmente <strong>robusti<\/strong> ed affidabili gli AS\/400 ( iSeries &#8211; IBM i) sono molto radicati nell\u2019ambito della PMI Italiana ed in particolare nelle societ\u00e0 di stampo padronale, dove viene molto apprezzato il <strong>basso costo<\/strong> di gestione e la grande disponibilit\u00e0 di pacchetti software adatti alle esigenze delle aziende italiane ed, in particolare, di quelle manifatturiere.<\/p>\n<p>Introdotti sul mercato nel <strong>1988<\/strong> si sono evoluti, in parte, verso una struttura \u201cserver\u201d all\u2019inizio degli anni 90 aprendo la loro architettura proprietaria ed iniziando a supportare una lunga serie di standard di mercato.<\/p>\n<p>Con l\u2019introduzione dei processori Power5 intorno all\u2019anno 2000, mutano denominazione diventando &#8220;<strong>iSeries<\/strong>&#8221; e poi, successivamente, &#8220;<strong>System i<\/strong>&#8220;.<\/p>\n<p>Pi\u00f9 recentemente, IBM, nell\u2019ambito di una ulteriore ristrutturazione dei nomi delle sue linee di computer, muta nuovamente il nome di questi calcolatori in \u201c<strong>IBM i<\/strong>\u201d.<\/p>\n<p>Il nome AS\/400, comunque, resiste ancora come il nome pi\u00f9 <strong>classico<\/strong> con cui si identificano questi calcolatori ed \u00e8 quello che la fedelissima community di sviluppatori, che opera su questo sistema, preferisce usare ancora oggi.<\/p>\n<p>La linea dei processori del sistema AS\/400 si \u00e8 evoluta nell\u2019arco degli ultimi 20 anni fino agli ultimi, estremamente potenti, <a href=\"https:\/\/en.wikipedia.org\/wiki\/Power10\" target=\"_blank\" rel=\"noopener\">Power10<\/a>.<\/p>\n<p>I sistemi AS\/400, infatti, non utilizzano processori Intel, come CPU, ma i processori <strong>Power<\/strong>, prodotti dalla stessa IBM.<br \/>\nQuesta linea di hardware basata su questo tipo di processori supporta non solo il sistema operativo i5\/OS dell&#8217;AS\/400, ma anche il sistema operativo AIX (lo Unix nella versione sviluppata da IBM) ed il &#8220;Linux on i&#8221; cio\u00e8 Linux per per i processori Power.<\/p>\n<p>L\u2019AS\/400 si trova, normalmente, disponibile sia in formato <strong>Rack<\/strong> che <strong>Tower<\/strong>.[\/vc_column_text][\/vc_column][\/vc_row][vc_row css=&#8221;.vc_custom_1598552739785{margin-top: 20px !important;}&#8221;][vc_column][vc_single_image image=&#8221;2390&#8243; img_size=&#8221;full&#8221; add_caption=&#8221;yes&#8221; alignment=&#8221;center&#8221;][\/vc_column][\/vc_row][vc_row css=&#8221;.vc_custom_1598552744359{margin-top: 20px !important;}&#8221;][vc_column][vc_single_image image=&#8221;2392&#8243; img_size=&#8221;full&#8221; add_caption=&#8221;yes&#8221; alignment=&#8221;center&#8221;][\/vc_column][\/vc_row]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[vc_row el_class=&#8221;fake_breadcrumbs&#8221;][vc_column][vc_column_text]Consulenza &gt; AS\/400[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column][vc_column_text] La sua installazione media, in Italia, vede collegate da 2\/3 postazioni utente sino ad alcune centinaia.<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1915","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Storia dell&#039;AS\/400<\/title>\n<meta name=\"description\" content=\"Breve storia del sistema AS\/400 IBM ( iSeries - IBM i ). 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