{"id":54471,"date":"2019-12-27T00:00:00","date_gmt":"2019-12-26T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/chto-pochitat-na-prazdnikah"},"modified":"2020-02-18T14:02:29","modified_gmt":"2020-02-18T11:02:29","slug":"chto-pochitat-na-prazdnikah","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/chto-pochitat-na-prazdnikah","title":{"rendered":"O que ler nas f\u00e9rias","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"O que ler nas f\u00e9rias\" src=\"\/wp-content\/uploads\/2019\/12\/9be5495efa94d6adbdef1e0ef673c0e3.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nGrandes feriados est\u00e3o \u00e0 frente, e isso significa que haver\u00e1 tempo para retornar aos favoritos no Read later ou reler artigos importantes do ano que passou. Neste post, reunimos e preparamos para voc\u00ea uma lista dos materiais mais interessantes do nosso blog em 2019 e esperamos que sejam \u00fateis.<\/p>\n<p>O ano passado foi interessante e repleto de novidades: novas tecnologias, novas velocidades e novos desafios profissionais. Para ajudar nossos leitores a acompanhar o progresso, buscamos relatar todas as principais not\u00edcias do setor em nosso blog de forma oportuna. Nossos engenheiros e testadores tamb\u00e9m nos ajudaram muito, experimentando em primeira m\u00e3o as novidades de hardware e software. Todas as informa\u00e7\u00f5es coletadas, ent\u00e3o, foram sistematizadas em artigos para desenvolvedores, engenheiros, administradores de sistemas e outros especialistas t\u00e9cnicos. Estamos felizes em compartilhar nossa experi\u00eancia com voc\u00ea e esperamos que, pelo menos \u00e0s vezes, consegu\u00edssemos ajudar voc\u00ea a fazer a escolha certa e economizar seu tempo. Obrigado por estar conosco!<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h2>Para desenvolvedores<\/h2>\n<p><\/p>\n<h3>Serverless por partes<\/h3>\n<p>\n<img decoding=\"async\" alt=\"O que ler nas f\u00e9rias\" src=\"\/wp-content\/uploads\/2019\/12\/35b21130eb46f1b139c2fde0d713424b.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nServerless n\u00e3o significa aus\u00eancia f\u00edsica de servidores. N\u00e3o \u00e9 um \"assassino\" de cont\u00eaineres e n\u00e3o \u00e9 uma tend\u00eancia passageira. \u00c9 uma nova abordagem para a constru\u00e7\u00e3o de sistemas na nuvem. No artigo de hoje, discutiremos a arquitetura de aplicativos Serverless, ver como o provedor de servi\u00e7os Serverless e projetos de c\u00f3digo aberto desempenham seus pap\u00e9is. No final, abordaremos quest\u00f5es sobre a aplica\u00e7\u00e3o do Serverless.<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/selectel\/blog\/452266\/\">Leia o artigo<\/a><\/noindex><\/p>\n<h3>Implementa\u00e7\u00e3o da interface de usu\u00e1rio OpenStack LBaaS<\/h3>\n<p>\n<img decoding=\"async\" alt=\"O que ler nas f\u00e9rias\" src=\"\/wp-content\/uploads\/2019\/12\/a91e8b96a86da16b639b6c2c94a47290.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nDo autor: \"Ao implementar a interface do balanceador de carga para a nuvem privada virtual, enfrentei dificuldades significativas. Isso me levou a refletir sobre o papel do front-end, o que quero compartilhar em primeiro lugar.\"<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/selectel\/blog\/455523\/\">Leia o artigo<\/a><\/noindex><\/p>\n<h2>Para administradores de sistemas<\/h2>\n<p><\/p>\n<h3>De alta lat\u00eancia no Ceph a patches do kernel usando eBPF\/BCC<\/h3>\n<p>\n<img decoding=\"async\" alt=\"O que ler nas f\u00e9rias\" src=\"\/wp-content\/uploads\/2019\/12\/b947f3430ec5a256393975d7270a403e.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nNo Linux, h\u00e1 uma grande quantidade de ferramentas para depura\u00e7\u00e3o do n\u00facleo e de aplicativos. A maioria delas impacta negativamente o desempenho dos aplicativos e n\u00e3o pode ser usada em produ\u00e7\u00e3o.<\/p>\n<p>H\u00e1 alguns anos, foi desenvolvido mais uma ferramenta \u2014 o eBPF. Ele permite tra\u00e7ar o n\u00facleo e aplicativos de usu\u00e1rio com baixo overhead e sem a necessidade de recompilar programas ou carregar m\u00f3dulos externos no n\u00facleo.<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/selectel\/blog\/458592\/\">Leia o artigo<\/a><\/noindex><\/p>\n<h3>IP-KVM via QEMU<\/h3>\n<p>\n<img decoding=\"async\" alt=\"O que ler nas f\u00e9rias\" src=\"\/wp-content\/uploads\/2019\/12\/56f520342950206e3b391c74c57587b1.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nA resolu\u00e7\u00e3o de problemas durante a inicializa\u00e7\u00e3o do sistema operacional em servidores sem KVM \u00e9 uma tarefa desafiadora. Criamos um KVM-over-IP atrav\u00e9s de uma imagem de recupera\u00e7\u00e3o e uma m\u00e1quina virtual.<\/p>\n<p>Em caso de problemas com o sistema operacional em um servidor remoto, o administrador carrega uma imagem de recupera\u00e7\u00e3o e realiza os trabalhos necess\u00e1rios. Esse m\u00e9todo funciona muito bem quando a causa da falha \u00e9 conhecida e a imagem de recupera\u00e7\u00e3o e o sistema operacional instalado no servidor pertencem \u00e0 mesma fam\u00edlia. Se a causa da falha ainda n\u00e3o \u00e9 conhecida, \u00e9 necess\u00e1rio observar o progresso do carregamento do sistema operacional.<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/selectel\/blog\/464565\/\">Leia o artigo<\/a><\/noindex><\/p>\n<h2>Para os f\u00e3s de hardware<\/h2>\n<p><\/p>\n<h3>Apresentamos os novos processadores Intel<\/h3>\n<p>\n<img decoding=\"async\" alt=\"O que ler nas f\u00e9rias\" src=\"\/wp-content\/uploads\/2019\/12\/5cb690dc1cc506f31a64b7d9bb517817.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nEm 02.04.2019, a Intel Corporation anunciou a t\u00e3o esperada atualiza\u00e7\u00e3o dos processadores da fam\u00edlia Intel\u00ae Xeon\u00ae Scalable Processors, apresentada em meados de 2017. Os novos processadores s\u00e3o baseados na microarquitetura codinome Cascade Lake e s\u00e3o constru\u00eddos com um processo tecnol\u00f3gico aprimorado de 14 nm.<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/selectel\/blog\/446494\/\">Leia o artigo<\/a><\/noindex><\/p>\n<h3>De N\u00e1poles a Roma: novos CPUs AMD EPYC<\/h3>\n<p>\n<img decoding=\"async\" alt=\"O que ler nas f\u00e9rias\" src=\"\/wp-content\/uploads\/2019\/12\/a2daad5b32a2bc2c3578dd60a8d9fa64.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nNo dia sete de agosto, foi anunciado o lan\u00e7amento mundial da segunda gera\u00e7\u00e3o da linha AMD EPYC\u2122. Os novos processadores s\u00e3o baseados na microarquitetura <strong>Zen 2<\/strong> e s\u00e3o constru\u00eddos com um processo tecnol\u00f3gico de 7 nm.<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/selectel\/blog\/463401\/\">Leia o artigo<\/a><\/noindex><\/p>\n<h2>Em conclus\u00e3o<\/h2>\n<p>\nEsperamos que voc\u00ea tenha gostado de nossos artigos, e que no pr\u00f3ximo ano possamos abordar ainda mais temas interessantes e compartilhar as mais novas novidades. <\/p>\n<p>Desejamos a todos os nossos leitores um Feliz Ano Novo e que alcancem suas metas e continuem a crescer profissionalmente!<\/p>\n<p>Nos coment\u00e1rios, sintam-se \u00e0 vontade para se parabenizarem, para nos parabenizarem e, claro, para nos contarem sobre o que gostariam de ler em nosso blog no pr\u00f3ximo ano \ud83d\ude42<br \/>\n<br \/>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/selectel\/blog\/482084\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0414\u043b\u0438\u043d\u043d\u044b\u0435 \u043f\u0440\u0430\u0437\u0434\u043d\u0438\u043a\u0438 \u0432\u043f\u0435\u0440\u0435\u0434\u0438, \u0430 \u044d\u0442\u043e \u0437\u043d\u0430\u0447\u0438\u0442, \u0447\u0442\u043e \u0431\u0443\u0434\u0435\u0442 \u0432\u0440\u0435\u043c\u044f \u0432\u0435\u0440\u043d\u0443\u0442\u044c\u0441\u044f \u043a \u0437\u0430\u043a\u043b\u0430\u0434\u043a\u0430\u043c \u0432 Read later \u0438\u043b\u0438 \u0435\u0449\u0435 \u0440\u0430\u0437 \u043f\u0435\u0440\u0435\u0447\u0438\u0442\u0430\u0442\u044c \u0432\u0430\u0436\u043d\u044b\u0435 \u0441\u0442\u0430\u0442\u044c\u0438 \u0443\u0445\u043e\u0434\u044f\u0449\u0435\u0433\u043e \u0433\u043e\u0434\u0430. \u0412 \u044d\u0442\u043e\u043c \u043f\u043e\u0441\u0442\u0435 \u043c\u044b \u0441\u043e\u0431\u0440\u0430\u043b\u0438 \u0438 \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u0438\u043b\u0438 \u0434\u043b\u044f \u0432\u0430\u0441 \u0441\u043f\u0438\u0441\u043e\u043a \u0438\u0437 \u0441\u0430\u043c\u044b\u0445 \u0438\u043d\u0442\u0435\u0440\u0435\u0441\u043d\u044b\u0445 \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u043e\u0432 \u0438\u0437 \u043d\u0430\u0448\u0435\u0433\u043e \u0431\u043b\u043e\u0433\u0430 \u0437\u0430 2019 \u0433\u043e\u0434 \u0438 \u043d\u0430\u0434\u0435\u0435\u043c\u0441\u044f, \u0447\u0442\u043e \u043e\u043d\u0438 \u0431\u0443\u0434\u0443\u0442 \u0432\u0430\u043c \u043f\u043e\u043b\u0435\u0437\u043d\u044b. \u041f\u0440\u043e\u0448\u0435\u0434\u0448\u0438\u0439 \u0433\u043e\u0434 \u0431\u044b\u043b \u0438\u043d\u0442\u0435\u0440\u0435\u0441\u043d\u044b\u043c \u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-54471","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0414\u043b\u0438\u043d\u043d\u044b\u0435 \u043f\u0440\u0430\u0437\u0434\u043d\u0438\u043a\u0438 \u0432\u043f\u0435\u0440\u0435\u0434\u0438, \u0430 \u044d\u0442\u043e \u0437\u043d\u0430\u0447\u0438\u0442, \u0447\u0442\u043e \u0431\u0443\u0434\u0435\u0442 \u0432\u0440\u0435\u043c\u044f.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" 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