{"id":33154,"date":"2019-10-31T21:51:01","date_gmt":"2019-10-31T18:51:01","guid":{"rendered":"https:\/\/prohoster.info\/blog\/microsoft-anonsiroval-podsistemu-wsl2-so-shtatnym-yadrom-linux\/"},"modified":"2019-10-31T21:51:01","modified_gmt":"2019-10-31T18:51:01","slug":"microsoft-anonsiroval-podsistemu-wsl2-so-shtatnym-yadrom-linux","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/microsoft-anonsiroval-podsistemu-wsl2-so-shtatnym-yadrom-linux","title":{"rendered":"Microsoft ha annunciato il sottosistema WSL2 con un nucleo Linux integrato","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Azienda Microsoft <noindex><a rel=\"nofollow\" href=\"https:\/\/devblogs.microsoft.com\/commandline\/announcing-wsl-2\/\">ha presentato<\/a><\/noindex> Alla conferenza Microsoft Build 2019 in corso, \u00e8 stata presentata la nuova sottosistema WSL2 (Windows Subsystem for Linux), progettata per eseguire file eseguibili Linux su Windows. Chiave <noindex><a rel=\"nofollow\" href=\"https:\/\/devblogs.microsoft.com\/commandline\/shipping-a-linux-kernel-with-windows\/\">caratteristica<\/a><\/noindex> nella seconda edizione \u00e8 la fornitura di un kernel Linux completo, anzich\u00e9 uno strato che traduce al volo le chiamate di sistema Linux in chiamate di sistema Windows. <\/p>\n<p>Una versione di prova di WSL2 sar\u00e0 disponibile alla fine di giugno nelle build sperimentali. <noindex><a rel=\"nofollow\" href=\"https:\/\/insider.windows.com\/en-us\/\">Windows Insider<\/a><\/noindex>Il supporto per WSL1 basato su emulazione sar\u00e0 mantenuto e gli utenti potranno utilizzarlo contemporaneamente a WSL2. Per eseguire il kernel Linux nell'ambiente Windows viene utilizzata una macchina virtuale leggera, gi\u00e0 impiegata in Azure. <\/p>\n<p>Nell'ambito di WSL2 per Windows 10, sar\u00e0 offerto un componente con il kernel Linux 4.19 standard. Man mano che verranno rilasciate le correzioni per la versione LTS 4.19, il kernel per WSL2 verr\u00e0 aggiornato rapidamente tramite il meccanismo di Windows Update e testato nell'infrastruttura di integrazione continua di Microsoft. In WSL2 sar\u00e0 utilizzato lo stesso kernel applicato nell'infrastruttura Azure, semplificando cos\u00ec la manutenzione. <\/p>\n<p>Tutte le modifiche preparate per l'integrazione del kernel con WSL saranno pubblicate sotto la licenza libera GPLv2 e saranno trasferite upstream. Le patch preparate includono ottimizzazioni per ridurre i tempi di avvio del kernel, diminuire il consumo di memoria e mantenere nel kernel il set minimale di driver e sottosistemi necessario. Il kernel proposto potr\u00e0 fungere da sostituto trasparente dello strato emulativo fornito in WSL1. La disponibilit\u00e0 del codice sorgente consentir\u00e0 agli appassionati di creare le proprie build del kernel Linux per WSL2, per le quali saranno fornite le istruzioni necessarie.<\/p>\n<p>L'uso del kernel standard con ottimizzazioni dal progetto Azure garantir\u00e0 piena compatibilit\u00e0 con Linux a livello di chiamate di sistema e consentir\u00e0 l'esecuzione senza soluzione di continuit\u00e0 di contenitori Docker in Windows, oltre a implementare il supporto per i file system basati sul meccanismo FUSE. Inoltre, in WSL2 \u00e8 stata notevolmente aumentata la performance di input\/output e delle operazioni con il file system, che in precedenza era un collo di bottiglia per WSL1. Ad esempio, durante l'estrazione di un archivio compresso, WSL2 risulta 20 volte pi\u00f9 veloce di WSL1, mentre nell'esecuzione delle operazioni<br \/>\n \"git clone\", \"npm install\", \"apt update\" e \"apt upgrade\" da 2 a 5 volte.<\/p>\n<p>Nonostante la fornitura del kernel Linux, come prima WSL2 non offrir\u00e0 un set di componenti pronti per lo spazio utente. Questi componenti devono essere installati separatamente e si basano su build di diversi distribuzioni. Ad esempio, per l'installazione in WSL nel catalogo Microsoft Store <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.microsoft.com\/en-us\/windows\/wsl\/install-win10\">vengono suggeriti<\/a><\/noindex> build <noindex><a rel=\"nofollow\" href=\"https:\/\/www.microsoft.com\/en-us\/store\/p\/ubuntu\/9nblggh4msv6\">Ubuntu<\/a><\/noindex>, <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=48215\">Debian GNU\/Linux, Kali Linux<\/a><\/noindex>, <noindex><a rel=\"nofollow\" href=\"https:\/\/www.microsoft.com\/en-us\/store\/p\/suse-linux-enterprise-server-12\/9p32mwbh6cns\">SUSE<\/a><\/noindex> e <noindex><a rel=\"nofollow\" href=\"https:\/\/www.microsoft.com\/en-us\/store\/p\/opensuse-leap-42\/9njvjts82tjx?activetab=pivot%3aoverviewtab\">openSUSE<\/a><\/noindex>. Per interagire con il kernel Linux incluso in Windows sar\u00e0 necessario inserire una piccola script di inizializzazione nella distribuzione, che modifica il processo di avvio. Canonical ha gi\u00e0 <noindex><a rel=\"nofollow\" href=\"https:\/\/blog.ubuntu.com\/2019\/05\/06\/canonical-announces-support-for-ubuntu-on-windows-subsystem-for-linux-2\">ha dichiarato<\/a><\/noindex> annunciato l'intenzione di garantire il supporto completo per l'esecuzione di Ubuntu sopra WSL2.<\/p>\n<p>In aggiunta, si pu\u00f2 notare <noindex><a rel=\"nofollow\" href=\"https:\/\/devblogs.microsoft.com\/commandline\/introducing-windows-terminal\/\">pubblicazione<\/a><\/noindex> da parte della Microsoft dell'emulatore del terminale <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/microsoft\/Terminal\">Windows Terminal<\/a><\/noindex>, il cui codice \u00e8 distribuito sotto licenza MIT. Insieme al terminale \u00e8 stato anche reso pubblico il codice dell'originale interfaccia della riga di comando conhost.exe, utilizzata in Windows e che implementa il Windows Console API. Il terminale offre un'interfaccia basata su schede e finestre condivise, supporta completamente Unicode e sequenze di escape per l'output a colori, consente di cambiare i temi e di attivare estensioni, supporta console virtuali (PTY) e utilizza DirectWrite\/DirectX per accelerare il rendering del testo. Nel terminale \u00e8 possibile utilizzare le shell Command Prompt (cmd), PowerShell e WSL. Durante l'estate, il nuovo terminale sar\u00e0 disponibile per gli utenti di Windows tramite il catalogo Microsoft Store.<\/p>\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/devblogs.microsoft.com\/commandline\/wp-content\/uploads\/sites\/33\/2019\/05\/tab-menu.png\"><img decoding=\"async\" alt=\"Microsoft ha annunciato il sottosistema WSL2 con un nucleo Linux integrato\" src=\"\/wp-content\/uploads\/2019\/05\/6670e8dc0772a8d948a6ee4bd6308249.png\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fonte: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50637\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Microsoft \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u043d\u0430 \u043f\u0440\u043e\u0445\u043e\u0434\u044f\u0449\u0435\u0439 \u0432 \u044d\u0442\u0438 \u0434\u043d\u0438 \u043a\u043e\u043d\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u0438 Microsoft Build 2019 \u043e\u0431\u043d\u043e\u0432\u043b\u0451\u043d\u043d\u0443\u044e \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c\u0443 WSL2 (Windows Subsystem for Linux), \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u0443\u044e \u0434\u043b\u044f \u0437\u0430\u043f\u0443\u0441\u043a\u0430 \u0438\u0441\u043f\u043e\u043b\u043d\u044f\u0435\u043c\u044b\u0445 \u0444\u0430\u0439\u043b\u043e\u0432 Linux \u0432 Windows. \u041a\u043b\u044e\u0447\u0435\u0432\u043e\u0439 \u043e\u0441\u043e\u0431\u0435\u043d\u043d\u043e\u0441\u0442\u044c\u044e \u0432\u0442\u043e\u0440\u043e\u0439 \u0440\u0435\u0434\u0430\u043a\u0446\u0438\u0438 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0441\u0442\u0430\u0432\u043a\u0430 \u043f\u043e\u043b\u043d\u043e\u0446\u0435\u043d\u043d\u043e\u0433\u043e \u044f\u0434\u0440\u0430 Linux, \u0432\u043c\u0435\u0441\u0442\u043e \u043f\u0440\u043e\u0441\u043b\u043e\u0439\u043a\u0438 \u043d\u0430 \u043b\u0435\u0442\u0443 \u0442\u0440\u0430\u043d\u0441\u043b\u0438\u0440\u0443\u044e\u0449\u0435\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u044b\u0435 \u0432\u044b\u0437\u043e\u0432\u044b Linux \u0432 \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u044b\u0435 \u0432\u044b\u0437\u043e\u0432\u044b Windows. \u0422\u0435\u0441\u0442\u043e\u0432\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a WSL2 \u0431\u0443\u0434\u0435\u0442 \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d \u0432 \u043a\u043e\u043d\u0446\u0435 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":24897,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-33154","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Microsoft \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u043d\u0430 \u043f\u0440\u043e\u0445\u043e\u0434\u044f\u0449\u0435\u0439 \u0432 \u044d\u0442\u0438 \u0434\u043d\u0438 \u043a\u043e\u043d\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u0438 Microsoft Build 2019 \u043e\u0431\u043d\u043e\u0432\u043b\u0451\u043d\u043d\u0443\u044e.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" 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