{"id":1701,"date":"2022-02-04T02:29:25","date_gmt":"2022-02-04T02:29:25","guid":{"rendered":"https:\/\/picockpit.com\/raspberry-pi\/?p=1701"},"modified":"2023-08-29T12:09:22","modified_gmt":"2023-08-29T12:09:22","slug":"your-64-bit-raspberry-pi-os-questions-answered","status":"publish","type":"post","link":"https:\/\/picockpit.com\/raspberry-pi\/pt\/sua-64-bit-raspberry-pi-os-perguntas-respostas\/","title":{"rendered":"As suas perguntas de 64-bit Raspberry Pi OS responderam"},"content":{"rendered":"<p>\u00c9 oficial.<\/p>\n\n\n\n<p>O Raspberry Pi OS lan\u00e7ou oficialmente a sua vers\u00e3o de 64 bits ap\u00f3s uma longa fase beta e eis o seu aspeto:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignleft size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"562\" src=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/raspberry-pi-os-64-desktop-1000px.jpg\" alt=\"framboesa pi os 64 desktop 1000px\" class=\"wp-image-1708\" srcset=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/raspberry-pi-os-64-desktop-1000px.jpg 1000w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/raspberry-pi-os-64-desktop-1000px-300x169.jpg 300w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/raspberry-pi-os-64-desktop-1000px-768x432.jpg 768w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/raspberry-pi-os-64-desktop-1000px-18x10.jpg 18w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">Raspberry Pi OS 64-bit. Parece exactamente como a vers\u00e3o de 32 bits.<\/figcaption><\/figure>\n<\/div>\n\n\n<p>Parece 100% o mesmo que a vers\u00e3o de 32 bits. Mas debaixo do cap\u00f4, h\u00e1 algumas coisas de que teria de estar ciente. <\/p>\n\n\n\n\n\n<h2 class=\"wp-block-heading\" id=\"raspberry-pi-choose-32-or-64-bit\">Raspberry Pi: escolha 32 ou 64 bit?<\/h2>\n\n\n\n<p>O computador que voc\u00ea est\u00e1 usando como sua esta\u00e7\u00e3o de trabalho principal \u00e9 muito provavelmente 64 bits.<\/p>\n\n\n\n<p>O meu certamente \u00e9.<\/p>\n\n\n\n<p>Ent\u00e3o, se a maioria dos computadores funcionam com 64 bits, ent\u00e3o a conclus\u00e3o l\u00f3gica seria que 64 bits \u00e9 melhor do que 32 bits, certo?<\/p>\n\n\n\n<p>Deixem-me apenas salientar o que Raspberry Pi diz no seu artigo sobre o novo SO, \"Deixem-nos saber nos coment\u00e1rios se <strong>seus benef\u00edcios de caso de uso (ou sofre!)<\/strong> da mudan\u00e7a para 64-bit\".<\/p>\n\n\n\n<p>Ent\u00e3o sim, voc\u00ea pode se beneficiar ou sofrer com o uso do novo Raspberry Pi OS 64 bit.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"benefits-of-the-new-raspberry-pi-os-64-bit\">Benef\u00edcios do novo Raspberry Pi OS 64-bit<\/h3>\n\n\n\n<p><strong>Liberta todo o potencial do mais recente Pis (teoricamente)<\/strong><\/p>\n\n\n\n<p>No meu carro anterior, havia um limitador de velocidade que o governava a cerca de 210km\/h.<\/p>\n\n\n\n<p>Talvez o motor possa fazer mais, mas o limitador de velocidade n\u00e3o o permite.<\/p>\n\n\n\n<p>Assim, durante muitos anos, o mais novo Raspberry Pis teve um processador muito mais potente que funcionava num ambiente com um desempenho restrito que \u00e9 de 32 bits.<\/p>\n\n\n\n<p>A principal raz\u00e3o \u00e9 pr\u00e1tica: um SO de 32 bits rodaria em todos os seus dispositivos, enquanto um SO de 64 bits exigiria que eles mantivessem dois SO e poderia causar confus\u00e3o no cliente.<\/p>\n\n\n\n<p>Ent\u00e3o, 64-bit vai absolutamente libertar a besta, certo?<\/p>\n\n\n\n<p>Teoricamente, voc\u00ea deve ver um aumento de desempenho simplesmente atualizando para um ambiente de 64 bits, e os benef\u00edcios realmente se acumulam para o Raspberry Pi 4 de 8GB. <\/p>\n\n\n\n<p>Anteriormente, o SO Raspberry Pi utilizava o ARM Large Physical Address Extension para acessar at\u00e9 8GB de mem\u00f3ria, que tinha o limite de alocar cada processo no m\u00e1ximo de 3GB. Com o novo SO de 64 bits, um \u00fanico processo pode ocupar todos os 8GB. <\/p>\n\n\n\n<p>Os benef\u00edcios reais ser\u00e3o para os usu\u00e1rios que est\u00e3o usando seus Raspberry Pis como servidores, Docker ou Kubernetes hosts e outros usos de alta intensidade como codifica\u00e7\u00e3o de v\u00eddeo.<\/p>\n\n\n\n<p>Talvez tamb\u00e9m devemos notar que o beta do Raspberry Pi OS de 64 bits saiu ao mesmo tempo que o lan\u00e7amento do Pi 4 de 8GB (maio de 2020).<\/p>\n\n\n\n<p>Ent\u00e3o porque \u00e9 que digo que estes benef\u00edcios s\u00e3o apenas \"te\u00f3ricos\"? Bem, resume-se simplesmente aos outros pontos de estrangulamento. <\/p>\n\n\n\n<p>Se o programa que usa frequentemente n\u00e3o tem uma vers\u00e3o de 64 bits, ent\u00e3o ver\u00e1 poucos benef\u00edcios porque ainda ter\u00e1 de usar a vers\u00e3o de 32 bits (por exemplo, se quiser usar Chromium para transmitir Netflix ou outro conte\u00fado DRM).<\/p>\n\n\n\n<p>Tamb\u00e9m testei um Raspberry Pi Zero 2 com os SO de 32 e 64 bits e os tempos de carregamento para PiCockpit.com n\u00e3o mudaram.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"what-do-the-32-bit-vs-64-bit-raspberry-pi-benchmarks-say\">O que dizem os benchmarks de 32-bit vs 64-bit Raspberry Pi?<\/h3>\n\n\n\n<p>A <a href=\"https:\/\/openbenchmarking.org\/result\/2202058-NE-RASPBERRY79&amp;sgm=1\" rel=\"nofollow\">estudo comparativo<\/a> mostrou que o Raspberry Pi OS 64-bit \u00e9 mais r\u00e1pido que o 32-bit em todos os testes menos um.<\/p>\n\n\n\n<p>Michael Larabel testou isso em um Raspberry Pi 400 de 4GB e seus resultados mostram que em manipula\u00e7\u00e3o gr\u00e1fica, IA, codifica\u00e7\u00e3o de \u00e1udio, stress-ng, compress\u00e3o e muitos outros testes, o sistema operacional de 64 bits provou ser, esmagadoramente, melhor.<\/p>\n\n\n\n<p>Sua conclus\u00e3o \u00e9 que voc\u00ea ver\u00e1 uma m\u00e9dia de 48% de melhoria no desempenho, fazendo exatamente a mesma coisa no SO de 64 bits.<\/p>\n\n\n\n<p><strong>Executar programas de 64 bits<\/strong><\/p>\n\n\n\n<p>Outro benef\u00edcio de utilizar um sistema operativo de 64 bits no Raspberry Pi seria executar programas que n\u00e3o seriam capazes de executar no equivalente a 32 bits. Por exemplo, alguns programas de c\u00f3digo fechado s\u00f3 est\u00e3o dispon\u00edveis para arm64 e mesmo os programas que funcionam em armhf n\u00e3o est\u00e3o necessariamente optimizados para isso.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"downsides-of-using-the-64-bit-raspberry-pi-os\">Diminui\u00e7\u00e3o do uso do sistema operacional Raspberry Pi de 64 bits<\/h3>\n\n\n\n<p><strong>Suporte limitado em toda a gama Pi<\/strong><\/p>\n\n\n\n<p>Uma das melhores coisas sobre o uso de um Raspberry Pi \u00e9 que voc\u00ea pode pegar um cart\u00e3o SD (com um Raspberry Pi OS instalado) de um Pi e coloc\u00e1-lo em outro. Tudo vai funcionar muito bem. <\/p>\n\n\n\n<p>Agora, com o Raspberry Pi de 64 bits, n\u00e3o poder\u00e1 fazer esta troca de cart\u00f5es SD nos Pis mais antigos (1, 2 e Zero). Portanto, esta \u00e9 uma desvantagem imediata. Um exemplo em que isto seria uma desvantagem envolve o Zero. No passado, podia simplesmente fazer a sua montagem, programa\u00e7\u00e3o, e o que n\u00e3o fosse no Pi 4 e depois transferi-los para o Zero. Mas se usar um SO de 64 bits no Pi 4, ent\u00e3o n\u00e3o pode usar esse cart\u00e3o SD no Zero (mas pode no Zero 2 W).<\/p>\n\n\n\n<p><strong>N\u00e3o \"testado em batalha\" (isto \u00e9, poderia ser um buggy)<\/strong><\/p>\n\n\n\n<p>O novo Raspberry Pi OS 64-bit n\u00e3o tem a mesma quantidade de tempo de teste que o seu hom\u00f3logo 32-bit, por isso vai demorar algum tempo antes de chegar a essa fase.<\/p>\n\n\n\n<p>Pode esperar alguns bugs que n\u00e3o existem nos 32 bits, e alguns deles permanecer\u00e3o por resolver at\u00e9 ao momento em que a base de utilizadores os apanhe. Por outras palavras, uma correc\u00e7\u00e3o que funcione no SO de 32 bits poder\u00e1 n\u00e3o funcionar no SO de 64 bits.<\/p>\n\n\n\n<p>O caso em quest\u00e3o \u00e9 o Cr\u00f3mio. Sim, existe uma vers\u00e3o de 64 bits de Cr\u00f3mio, mas n\u00e3o se pode reproduzir meios de transmiss\u00e3o como Netflix ou Disney+ porque n\u00e3o tem a biblioteca WidevineCDM (para protec\u00e7\u00e3o DRM). Se este for o seu caso de utiliza\u00e7\u00e3o, Raspberry Pi recomenda que instale a vers\u00e3o de 32 bits dentro do Terminal usando este comando:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:1.25rem\"><span style=\"display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#2e3440ff\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"54\" height=\"14\" viewbox=\"0 0 54 14\"><g fill=\"none\" fill-rule=\"evenodd\" transform=\"translate(1 1)\"><circle cx=\"6\" cy=\"6\" r=\"6\" fill=\"#FF5F56\" stroke=\"#E0443E\" stroke-width=\".5\"><\/circle><circle cx=\"26\" cy=\"6\" r=\"6\" fill=\"#FFBD2E\" stroke=\"#DEA123\" stroke-width=\".5\"><\/circle><circle cx=\"46\" cy=\"6\" r=\"6\" fill=\"#27C93F\" stroke=\"#1AAB29\" stroke-width=\".5\"><\/circle><\/g><\/svg><\/span><span role=\"button\" tabindex=\"0\" data-code=\"sudo apt install chromium-browser:armhf libwidevinecdm0\" style=\"color:#d8dee9ff;display:none\" aria-label=\"C\u00f3pia\" class=\"code-block-pro-copy-button\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewbox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki nord\" style=\"background-color: #2e3440ff\" tabindex=\"0\"><code data-no-translation=\"\"><span class=\"line\"><span style=\"color: #D8DEE9\">sudo<\/span><span style=\"color: #D8DEE9FF\"> <\/span><span style=\"color: #D8DEE9\">apt<\/span><span style=\"color: #D8DEE9FF\"> <\/span><span style=\"color: #D8DEE9\">install<\/span><span style=\"color: #D8DEE9FF\"> <\/span><span style=\"color: #D8DEE9\">chromium<\/span><span style=\"color: #81A1C1\">-<\/span><span style=\"color: #D8DEE9FF\">browser<\/span><span style=\"color: #ECEFF4\">:<\/span><span style=\"color: #D8DEE9\">armhf<\/span><span style=\"color: #D8DEE9FF\"> <\/span><span style=\"color: #D8DEE9\">libwidevinecdm0<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p>Para voltar para a vers\u00e3o de 64 bits, use isto:<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:1.25rem\"><span style=\"display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#2e3440ff\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"54\" height=\"14\" viewbox=\"0 0 54 14\"><g fill=\"none\" fill-rule=\"evenodd\" transform=\"translate(1 1)\"><circle cx=\"6\" cy=\"6\" r=\"6\" fill=\"#FF5F56\" stroke=\"#E0443E\" stroke-width=\".5\"><\/circle><circle cx=\"26\" cy=\"6\" r=\"6\" fill=\"#FFBD2E\" stroke=\"#DEA123\" stroke-width=\".5\"><\/circle><circle cx=\"46\" cy=\"6\" r=\"6\" fill=\"#27C93F\" stroke=\"#1AAB29\" stroke-width=\".5\"><\/circle><\/g><\/svg><\/span><span role=\"button\" tabindex=\"0\" data-code=\"sudo apt install chromium-browser:arm64 libwidevinecdm0-\" style=\"color:#d8dee9ff;display:none\" aria-label=\"C\u00f3pia\" class=\"code-block-pro-copy-button\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewbox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki nord\" style=\"background-color: #2e3440ff\" tabindex=\"0\"><code data-no-translation=\"\"><span class=\"line\"><span style=\"color: #D8DEE9\">sudo<\/span><span style=\"color: #D8DEE9FF\"> <\/span><span style=\"color: #D8DEE9\">apt<\/span><span style=\"color: #D8DEE9FF\"> <\/span><span style=\"color: #D8DEE9\">install<\/span><span style=\"color: #D8DEE9FF\"> <\/span><span style=\"color: #D8DEE9\">chromium<\/span><span style=\"color: #81A1C1\">-<\/span><span style=\"color: #D8DEE9FF\">browser<\/span><span style=\"color: #ECEFF4\">:<\/span><span style=\"color: #D8DEE9\">arm64<\/span><span style=\"color: #D8DEE9FF\"> <\/span><span style=\"color: #D8DEE9\">libwidevinecdm0<\/span><span style=\"color: #81A1C1\">-<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"how-to-install-raspberry-pi-os-64-bit\">Como instalar o Raspberry Pi OS 64 bit?<\/h2>\n\n\n\n<p>Este passo ir\u00e1 mostrar-lhe como actualizar o seu Raspberry Pi para o novo SO Raspberry Pi de 64 bits.<\/p>\n\n\n\n<p>Primeiro e acima de tudo, voc\u00ea deve usar uma das placas compat\u00edveis:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/buyzero.de\/collections\/raspberry-pi\/products\/raspberry-pi-3b-plus\">3B, 3B+, 3A+<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/buyzero.de\/products\/raspberry-pi-4-model-b-8gb\">4<\/a>, <a href=\"https:\/\/buyzero.de\/collections\/raspberry-pi\/products\/raspberry-pi-400\">400<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/buyzero.de\/products\/compute-module-4-cm4\">CM3, CM3+, CM4<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/buyzero.de\/products\/raspberry-pi-zero-2-w\">Zero 2 W<\/a><\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"559\" src=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/image-1024x559.png\" alt=\"\" class=\"wp-image-1702\" srcset=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/image-1024x559.png 1024w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/image-300x164.png 300w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/image-768x419.png 768w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/image-18x10.png 18w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/image.png 1255w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Voc\u00ea pode baixar o Raspberry Pi OS 64 bit no site oficial.<\/figcaption><\/figure>\n\n\n\n<p>A seguir, voc\u00ea tem que decidir como quer flashear o seu cart\u00e3o microSD. A minha maneira preferida \u00e9 usar o Raspberry Pi Imager. No entanto, voc\u00ea tamb\u00e9m pode baixar as imagens do Raspberry Pi OS <a href=\"https:\/\/www.raspberrypi.com\/software\/operating-systems\/#raspberry-pi-os-64-bit\">aqui<\/a>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"676\" height=\"444\" src=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/image-1.png\" alt=\"\" class=\"wp-image-1703\" srcset=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/image-1.png 676w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/image-1-300x197.png 300w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/image-1-18x12.png 18w\" sizes=\"auto, (max-width: 676px) 100vw, 676px\" \/><figcaption class=\"wp-element-caption\">O Raspberry Pi Imager tem duas op\u00e7\u00f5es do sistema operativo de 64 bits<\/figcaption><\/figure>\n<\/div>\n\n\n<p>O Raspberry Pi OS tem duas op\u00e7\u00f5es para o Raspberry Pi OS de 64 bits e voc\u00ea pode acess\u00e1-lo clicando no <strong>Sistema Operacional<\/strong> <strong>bot\u00e3o -&gt; Raspberry Pi OS<\/strong> e depois a rolar at\u00e9 ver o SO de 64 bits.<\/p>\n\n\n\n<p>Agora, isto leva \u00e0 quest\u00e3o sobre qual vers\u00e3o do Raspberry Pi OS voc\u00ea deve instalar.<\/p>\n\n\n\n<p>Se voc\u00ea estiver usando os m\u00f3dulos Raspberry Pi 3, 4, 400 ou Compute Modules 3\/4, ent\u00e3o voc\u00ea estaria bem com a vers\u00e3o regular do sistema operacional Raspberry Pi.<\/p>\n\n\n\n<p>Isso deixa o Raspberry Pi Zero 2 W, ao qual o Chefe de Produto de Raspberry Pi disse que \"sugeriria apenas a vers\u00e3o lite no Pi Zero 2, 512MB \u00e9 muito limitativa para o SO de secret\u00e1ria de 64bit\". <\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"can-i-upgrade-my-32-bit-raspberry-pi-os-to-64-bit\">Posso actualizar o meu SO Raspberry Pi de 32 bits para 64 bits?<\/h2>\n\n\n\n<p>Est\u00e1 preocupado com a perda de dados? Ou talvez voc\u00ea s\u00f3 queira uma maneira f\u00e1cil de obter os 64 bits sem ter que refazer tudo?<\/p>\n\n\n\n<p>A boa not\u00edcia \u00e9 que isso \u00e9 poss\u00edvel.<\/p>\n\n\n\n<p>A m\u00e1 not\u00edcia \u00e9 que vai ser 100 vezes mais dif\u00edcil do que actualizar o Windows, que na realidade est\u00e1 apenas a seguir um instalador que faz tudo por si. Neste caso, ter\u00e1 de fazer tudo sozinho e provavelmente n\u00e3o vai ser t\u00e3o bom como uma instala\u00e7\u00e3o limpa.<\/p>\n\n\n\n<p>Para atualizar de um SO de 32 bits para um SO de 64 bits, voc\u00ea pode tentar <a href=\"https:\/\/wiki.debian.org\/CrossGrading\">CrossGrading<\/a>.<\/p>\n\n\n\n<p>A melhor parte da liga\u00e7\u00e3o acima \u00e9 o par\u00e1grafo \"Eu avisei-vos\" que diz: \"Um apoio completo \u00e9 tamb\u00e9m fortemente recomendado, uma vez que este procedimento ainda \u00e9 muito trabalho em curso. A reinstala\u00e7\u00e3o continua a ser a op\u00e7\u00e3o mais segura. Foi avisado\"!<\/p>\n\n\n\n<p>Dito isto, se voc\u00ea j\u00e1 estiver usando um Raspberry Pi OS de 64 bits e quiser atualiz\u00e1-lo, voc\u00ea s\u00f3 precisaria executar um <strong>sudo apt update <\/strong>e <strong>sudo apt upgrade<\/strong> para chegar \u00e0 vers\u00e3o mais recente desde que voc\u00ea esteja usando o lan\u00e7amento Bullseye 64 bit.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"how-to-check-if-my-raspberry-pi-os-is-64-bit\">Como verificar se o meu SO Raspberry Pi \u00e9 de 64 bits?<\/h2>\n\n\n\n<p>Quando as suas botas Raspberry Pi OS abrirem, abra um Terminal e corra<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:1.25rem\"><span style=\"display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#2e3440ff\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"54\" height=\"14\" viewbox=\"0 0 54 14\"><g fill=\"none\" fill-rule=\"evenodd\" transform=\"translate(1 1)\"><circle cx=\"6\" cy=\"6\" r=\"6\" fill=\"#FF5F56\" stroke=\"#E0443E\" stroke-width=\".5\"><\/circle><circle cx=\"26\" cy=\"6\" r=\"6\" fill=\"#FFBD2E\" stroke=\"#DEA123\" stroke-width=\".5\"><\/circle><circle cx=\"46\" cy=\"6\" r=\"6\" fill=\"#27C93F\" stroke=\"#1AAB29\" stroke-width=\".5\"><\/circle><\/g><\/svg><\/span><span role=\"button\" tabindex=\"0\" data-code=\"uname -m\" style=\"color:#d8dee9ff;display:none\" aria-label=\"C\u00f3pia\" class=\"code-block-pro-copy-button\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewbox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki nord\" style=\"background-color: #2e3440ff\" tabindex=\"0\"><code data-no-translation=\"\"><span class=\"line\"><span style=\"color: #D8DEE9\">uname<\/span><span style=\"color: #D8DEE9FF\"> <\/span><span style=\"color: #81A1C1\">-<\/span><span style=\"color: #D8DEE9\">m<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p>Isto imprime o nome do hardware da m\u00e1quina e se diz <strong>aarch64<\/strong>ent\u00e3o voc\u00ea tem uma vers\u00e3o de 64 bits. Se diz <strong>armv7l<\/strong> ent\u00e3o voc\u00ea tem o SO de 32 bits.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"how-do-i-check-if-my-raspberry-pi-is-64-or-32-bit\">Como posso verificar se o meu Raspberry Pi \u00e9 64 ou 32 bit?<\/h2>\n\n\n\n<p>Se voc\u00ea tem um Raspberry Pi 1, 2 e Zero, voc\u00ea tem um Raspberry Pi de 32 bits. Se voc\u00ea tem os Zero 2, Pi 3, 4 e os M\u00f3dulos de C\u00e1lculo correspondentes, voc\u00ea tem um Pi de 64 bits. Veja esta tabela para mais informa\u00e7\u00f5es:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Produto<\/strong><\/td><td><strong>Processador<\/strong><\/td><td><strong>n\u00facleo ARM<\/strong><\/td><td><strong>Debian\/Raspbian ARM<\/strong><br><strong>porto (m\u00e1ximo)<\/strong><\/td><td><strong>Arquitetura<br>largura<\/strong><\/td><\/tr><tr><td>Framboesa Pi 1<\/td><td>BCM2835<\/td><td>ARM1176<\/td><td>bra\u00e7o6hf<\/td><td>32 bit<\/td><\/tr><tr><td>Framboesa Pi 2<\/td><td>BCM2836<\/td><td>Cortex-A7<\/td><td>armhf<\/td><td>32 bit<\/td><\/tr><tr><td>Raspberry Pi Zero<\/td><td>BCM2835<\/td><td>ARM1176<\/td><td>bra\u00e7o6hf<\/td><td>32 bit<\/td><\/tr><tr><td>Raspberry Pi Zero 2<\/td><td>BCM2710<\/td><td>Cortex-A53<\/td><td>bra\u00e7o64<\/td><td>64 bit<\/td><\/tr><tr><td>Framboesa Pi 3<\/td><td>BCM2710<\/td><td>Cortex-A53<\/td><td>bra\u00e7o64<\/td><td>64 bit<\/td><\/tr><tr><td>Framboesa Pi 4<\/td><td>BCM2711<\/td><td>Cortex-A72<\/td><td>bra\u00e7o64<\/td><td>64 bit<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/www.raspberrypi.com\/news\/raspberry-pi-os-64-bit\/\">Fonte: raspberrypi.com<\/a><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"what-s-the-raspberry-pi-os-64-bit-built-on\">Em que \u00e9 constru\u00eddo o Raspberry Pi OS 64-bit?<\/h2>\n\n\n\n<p>De acordo com Raspberry Pi, \"O upstream do SO 32bit \u00e9 Raspbian (que \u00e9 apenas uma reconstru\u00e7\u00e3o do Debian para ARM6 com extens\u00f5es de flutua\u00e7\u00e3o dura). O upstream do SO de 64bit \u00e9 o Debian. Mas ambos t\u00eam a nossa pr\u00f3pria magia salpicada para torn\u00e1-lo o SO Raspberry Pi. Incluindo a acelera\u00e7\u00e3o por hardware\".<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"alternative-64-bit-oses-for-the-raspberry-pis\">Sistemas Operacionais alternativos de 64 bits para o Raspberry Pis<\/h2>\n\n\n\n<p>N\u00e3o est\u00e1 preso \u00e0 utiliza\u00e7\u00e3o do SO Raspberry Pi. De facto, existem alguns sistemas operativos que t\u00eam vers\u00f5es de 64 bits que funcionam bem com o Raspberry Pi.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>Sistema operacional<\/td><td>Finalidade<\/td><td>Precisas de uma solu\u00e7\u00e3o?<\/td><td>Website<\/td><\/tr><tr><td>Ubuntu<\/td><td>Uso geral<\/td><td>Apenas para Pi 4 com 4\/8GB de RAM.<\/td><td>https:\/\/ubuntu.com\/download\/raspberry-pi<\/td><\/tr><tr><td>Ubuntu Core 20<\/td><td>IoT, incorporado<\/td><td><a href=\"https:\/\/ubuntu.com\/blog\/raspberry-pi-zero-2-w-with-ubuntu-server-support-is-here\">Sim para Zero 2<\/a><\/td><td>https:\/\/ubuntu.com\/download\/raspberry-pi<\/td><\/tr><tr><td>Ubuntu Server 20.04.3 LTS\/ 21.1<\/td><td>Servidor<\/td><td><a href=\"https:\/\/ubuntu.com\/blog\/raspberry-pi-zero-2-w-with-ubuntu-server-support-is-here\">Sim para Zero 2<\/a><\/td><td>https:\/\/ubuntu.com\/download\/raspberry-pi<\/td><\/tr><tr><td>Ubuntu Mate<\/td><td>Uso geral<\/td><td>N\u00e3o<\/td><td>https:\/\/ubuntu-mate.org\/download\/arm64\/<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"so-should-i-use-the-raspberry-pi-os-64-bit\">Ent\u00e3o, devo usar o Raspberry Pi OS 64 bit?<\/h2>\n\n\n\n<p>A maneira mais suave de desfrutar do Raspberry Pi seria usar o sistema operacional Raspberry Pi de 32 bits.<\/p>\n\n\n\n<p>Raspberry Pi tem colocado o maior tempo atr\u00e1s desse sistema operacional e por isso ele funciona da forma mais impec\u00e1vel.<\/p>\n\n\n\n<p>Se n\u00e3o estiver partido, n\u00e3o o conserte.<\/p>\n\n\n\n<p>Geralmente, para o uso regular do desktop, voc\u00ea provavelmente experimentar\u00e1 algum benef\u00edcio no aumento de desempenho. Voc\u00ea ser\u00e1 capaz de <em>referencial<\/em> esses benef\u00edcios de desempenho, mas se ser\u00e1 ou n\u00e3o capaz de o perceber... essa \u00e9 uma quest\u00e3o diferente.<\/p>\n\n\n\n<p>Quer dizer, o \u00faltimo grande impulso de desempenho que pude perceber foi passar de um disco r\u00edgido girat\u00f3rio para um SSD, por isso essa \u00e9 a refer\u00eancia do que eu diria ser \"percept\u00edvel\".<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"raspberry-pi-os-64-bit-on-the-zero-2\">Raspberry Pi OS 64 bit no Zero 2<\/h3>\n\n\n\n<p>At\u00e9 agora, tenho falado em geral. Entre todas as placas que podem suportar o OS 64 bit, o Raspberry Pi OS 64 bit pode n\u00e3o ser adequado para o Raspberry Pi Zero 2.<\/p>\n\n\n\n<p>De facto, Gordon Hollingworth, da Raspberry Pi, recomendou-lhe que utilizasse a vers\u00e3o Lite 64 bit.<\/p>\n\n\n\n<p>Porqu\u00ea? O Pi Zero 2 tem apenas 512MB de RAM e isso \u00e9 um problema. O Raspberry Pi OS 64-bit leva mais mem\u00f3ria enquanto a vers\u00e3o 32-bit \u00e9 um pouco mais parcimoniosa.<\/p>\n\n\n\n<p>Ent\u00e3o, eu fiz exatamente o oposto do que Hollingworth disse e instalei a vers\u00e3o n\u00e3o-Lite do SO de 64 bits. Eu desliguei o arquivo swap executando <strong>sudo dphys-swapfile swapoff<\/strong> e eu corri <strong>gr\u00e1tis -h<\/strong> a fim de avaliar o meu uso de RAM.<\/p>\n\n\n\n<p>Os resultados est\u00e3o dentro:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>Raspberry Pi OS vers\u00e3o<\/td><td>RAM usado<\/td><td>RAM gr\u00e1tis<\/td><\/tr><tr><td>64 bit Bullseye<\/td><td>247MB<\/td><td>74MB<\/td><\/tr><tr><td>32 bit Bullseye<\/td><td>184MB<\/td><td>79MB<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"449\" src=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/pi-32-vs-pi-64-1024x449.jpg\" alt=\"uso de mem\u00f3ria de framboesa pi 32 bit vs 64 bit\" class=\"wp-image-1709\" srcset=\"https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/pi-32-vs-pi-64-1024x449.jpg 1024w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/pi-32-vs-pi-64-300x131.jpg 300w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/pi-32-vs-pi-64-768x337.jpg 768w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/pi-32-vs-pi-64-18x8.jpg 18w, https:\/\/picockpit.com\/raspberry-pi\/wp-content\/uploads\/2022\/02\/pi-32-vs-pi-64.jpg 1431w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Talvez eu tenha um pouco de \"ansiedade de alcance\" com a mem\u00f3ria extremamente limitada do Pi Zero 2.<\/p>\n\n\n\n<p>O cr\u00f3mio ainda demora uma eternidade a carregar qualquer coisa, a menos que voc\u00ea fa\u00e7a o <a href=\"https:\/\/picockpit.com\/raspberry-pi\/everything-about-raspberry-pi-zero-2-w\/#Swap_space\">m\u00f3dulo de arquivo swap<\/a>. E embora o mod de ficheiro swap tenha ajudado a reduzir os tempos de carga, n\u00e3o poupou tempo em compara\u00e7\u00e3o com o SO de 32-bit Raspberry Pi. Aqui est\u00e3o os resultados:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>Configura\u00e7\u00e3o Raspberry Pi Zero<\/td><td>Tempo para carregar o PiCockpit.com<\/td><\/tr><tr><td>32 bit sem swap mod<\/td><td>45 segundos<\/td><\/tr><tr><td>32 bit com 2048MB swap<\/td><td>16 segundos<\/td><\/tr><tr><td>64 bit com 2048MB swap<\/td><td>16 segundos<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"more-questions\">Mais perguntas?<\/h2>\n\n\n\n<p>Deixe um coment\u00e1rio abaixo com as suas perguntas e vamos ter uma discuss\u00e3o!<\/p>\n<div class=\"shariff shariff-align-center shariff-widget-align-left shariff-buttonstretch\"><ul class=\"shariff-buttons theme-white orientation-horizontal buttonsize-medium\"><li class=\"shariff-button twitter shariff-nocustomcolor\" style=\"background-color:#595959\"><a href=\"https:\/\/twitter.com\/share?url=https%3A%2F%2Fpicockpit.com%2Fraspberry-pi%2Fpt%2Fsua-64-bit-raspberry-pi-os-perguntas-respostas%2F&text=Your%2064-bit%20Raspberry%20Pi%20OS%20questions%20answered\" title=\"Compartilhar no X\" aria-label=\"Compartilhar no X\" role=\"button\" rel=\"noopener nofollow\" class=\"shariff-link\" style=\"; 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O Raspberry Pi OS lan\u00e7ou oficialmente a sua vers\u00e3o de 64 bits ap\u00f3s uma longa vers\u00e3o beta e aqui est\u00e1 o seu aspeto: Parece 100% o mesmo que a vers\u00e3o de 32 bits. Mas por baixo do capot, h\u00e1 algumas coisas a que tem de estar atento. Raspberry Pi: escolher 32 ou 64 bits? O computador que...<\/p>","protected":false},"author":2,"featured_media":1711,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[727,726,602,702,187,636,637,600],"class_list":["post-1701","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-raspberry-pi-how-to","tag-32-bit","tag-64-bit","tag-desktop","tag-pi-os","tag-raspberry-pi","tag-raspberry-pi-4","tag-raspberry-pi-zero-2","tag-raspbian"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Your 64-bit Raspberry Pi OS questions answered | PiCockpit<\/title>\n<meta name=\"description\" content=\"The Raspberry Pi OS 64 bit is officially released. 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