{"id":89697,"date":"2020-07-25T07:42:01","date_gmt":"2020-07-25T05:42:01","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/v-gnome-predlozhili-uchityvat-vliyanie-razrabotki-na-okruzhayushhuyu-sredu"},"modified":"2020-07-25T07:42:01","modified_gmt":"2020-07-25T05:42:01","slug":"v-gnome-predlozhili-uchityvat-vliyanie-razrabotki-na-okruzhayushhuyu-sredu","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/v-gnome-predlozhili-uchityvat-vliyanie-razrabotki-na-okruzhayushhuyu-sredu","title":{"rendered":"W GNOME zaproponowano uwzgl\u0119dnienie wp\u0142ywu rozwoju na \u015brodowisko","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Philip Withnall z firmy Endless <noindex><a rel=\"nofollow\" href=\"https:\/\/events.gnome.org\/event\/1\/contributions\/79\/attachments\/12\/31\/presentation_notes.pdf\">wyst\u0105pi\u0142<\/a><\/noindex> na konferencji GUADEC 2020 z <noindex><a rel=\"nofollow\" href=\"https:\/\/events.gnome.org\/event\/1\/contributions\/79\/attachments\/12\/30\/presentation.pdf\">propozycj\u0105<\/a><\/noindex> wprowadzi\u0107 rejestr wp\u0142ywu rozwoju aplikacji GNOME na \u015brodowisko. Dla ka\u017cdej aplikacji proponuje si\u0119 wy\u015bwietlenie parametru \u201eCarbon Cost\u201d, pokazuj\u0105cego przybli\u017cony poziom emisji dwutlenku w\u0119gla do atmosfery oraz umo\u017cliwiaj\u0105cego ocen\u0119, jak rozw\u00f3j wp\u0142ywa na globalne ocieplenie. <\/p>\n<p>Wed\u0142ug prelegenta, mimo \u017ce oprogramowanie open source jest dostarczane bezp\u0142atnie, ma ono po\u015bredni koszt \u2014 wp\u0142yw rozwoju na \u015brodowisko. Na przyk\u0142ad, infrastruktura serwerowa projektu, serwery ci\u0105g\u0142ej integracji, praca non-profit organizacji GNOME Foundation oraz organizacja konferencji dla programist\u00f3w wymagaj\u0105 energii elektrycznej i materia\u0142\u00f3w, a procesy ich produkcji prowadz\u0105 do emisji dwutlenku w\u0119gla do atmosfery. Aplikacje r\u00f3wnie\u017c zu\u017cywaj\u0105 energi\u0119 na systemach u\u017cytkownika, co po\u015brednio wp\u0142ywa na \u015brodowisko.<\/p>\n<p>Wprowadzenie nowej metryki pozwoli na pokazanie powa\u017cnego podej\u015bcia projektu GNOME do ochrony \u015brodowiska. W\u015br\u00f3d czynnik\u00f3w uwzgl\u0119dnianych przy obliczaniu metryki wymienione s\u0105 czas pracy aplikacji, obci\u0105\u017cenie CPU, pami\u0119ci i sieci, intensywno\u015b\u0107 testowania w systemie ci\u0105g\u0142ej integracji. Do oceny obci\u0105\u017cenia proponuje si\u0119 wykorzystanie sysprof, mechanizm\u00f3w rozliczeniowych systemd i powertop, a dane z nich mog\u0105 by\u0107 przekszta\u0142cone na r\u00f3wnowa\u017cnik emisji dwutlenku w\u0119gla. Na przyk\u0142ad 1 godzina intensywnego obci\u0105\u017cenia CPU mo\u017ce by\u0107 oceniana na oko\u0142o 6 gram\u00f3w <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Global_warming_potential\">CO2e<\/a><\/noindex> zak\u0142adaj\u0105c wzrost zu\u017cywanej mocy o 20 W, a 1 GB transferowanych danych przez sie\u0107 mo\u017cna oszacowa\u0107 na 17 gram\u00f3w CO2e. Je\u015bli chodzi o systemy ci\u0105g\u0142ej integracji, budowa Glib jest oceniana na 48 kilogram\u00f3w CO2e rocznie (dla por\u00f3wnania, jedna osoba rocznie emituje 4,1 tony CO2e).<\/p>\n<p>Aby zmniejszy\u0107 \u201eCarbon Cost\u201d, programi\u015bci s\u0105 zach\u0119cani do przeprowadzania optymalizacji, takich jak zastosowanie buforowania, zwi\u0119kszenie wydajno\u015bci kodu, zmniejszenie obci\u0105\u017cenia sieci i wykorzystanie zdefiniowanych obraz\u00f3w w systemie ci\u0105g\u0142ej integracji, co w ten spos\u00f3b przyczynia si\u0119 do walki z globalnym ociepleniem. Na przyk\u0142ad, wykorzystanie gotowych obraz\u00f3w docker w systemie ci\u0105g\u0142ej integracji pozwoli zmniejszy\u0107 warto\u015b\u0107 tej metryki czterokrotnie. <\/p>\n<p>Dla ka\u017cdego istotnego wydania proponuje si\u0119 obliczenie \u0142\u0105cznego \u201eCarbon Cost\u201d, sumuj\u0105cego metryki wszystkich aplikacji oraz wydatki na projekt GNOME, Fundacj\u0119 GNOME, hackfesty i system ci\u0105g\u0142ej integracji. Taka metryka umo\u017cliwi rozw\u00f3j z uwzgl\u0119dnieniem wp\u0142ywu na \u015brodowisko, \u015bledzenie dynamiki i przeprowadzanie odpowiednich optymalizacji.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>\u0179r\u00f3d\u0142o: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53426\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0424\u0438\u043b\u0438\u043f\u043f \u0412\u0438\u0442\u043d\u0430\u043b\u043b (Philip Withnall) \u0438\u0437 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Endless \u0432\u044b\u0441\u0442\u0443\u043f\u0438\u043b \u043d\u0430 \u043a\u043e\u043d\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u0438 GUADEC 2020 \u0441 \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u0438\u0435\u043c \u0432\u0432\u0435\u0441\u0442\u0438 \u0443\u0447\u0451\u0442 \u0432\u043b\u0438\u044f\u043d\u0438\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 GNOME \u043d\u0430 \u043e\u043a\u0440\u0443\u0436\u0430\u044e\u0449\u0443\u044e \u0441\u0440\u0435\u0434\u0443. \u0414\u043b\u044f \u043a\u0430\u0436\u0434\u043e\u0433\u043e \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u0435\u0442\u0441\u044f \u043e\u0442\u043e\u0431\u0440\u0430\u0436\u0430\u0442\u044c \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440 &#171;Carbon Cost&#187;, \u043f\u043e\u043a\u0430\u0437\u044b\u0432\u0430\u044e\u0449\u0438\u0439 \u043f\u0440\u0438\u043c\u0435\u0440\u043d\u044b\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u0432\u044b\u0431\u0440\u043e\u0441\u0430 \u0443\u0433\u043b\u0435\u043a\u0438\u0441\u043b\u043e\u0433\u043e \u0433\u0430\u0437\u0430 \u0432 \u0430\u0442\u043c\u043e\u0441\u0444\u0435\u0440\u0443 \u0438 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0438\u0439 \u043e\u0446\u0435\u043d\u0438\u0442\u044c \u043a\u0430\u043a \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u043e\u043a\u0430\u0437\u044b\u0432\u0430\u0435\u0442 \u0432\u043b\u0438\u044f\u043d\u0438\u0435 \u043d\u0430 \u0433\u043b\u043e\u0431\u0430\u043b\u044c\u043d\u043e\u0435 \u043f\u043e\u0442\u0435\u043f\u043b\u0435\u043d\u0438\u0435. \u041f\u043e \u043c\u043d\u0435\u043d\u0438\u044e \u0434\u043e\u043a\u043b\u0430\u0434\u0447\u0438\u043a\u0430, \u043d\u0435\u0441\u043c\u043e\u0442\u0440\u044f \u043d\u0430 \u0442\u043e, [&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-89697","post","type-post","status-publish","format-standard","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=\"\u0424\u0438\u043b\u0438\u043f\u043f \u0412\u0438\u0442\u043d\u0430\u043b\u043b (Philip Withnall) \u0438\u0437 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Endless \u0432\u044b\u0441\u0442\u0443\u043f\u0438\u043b \u043d\u0430 \u043a\u043e\u043d\u0444\u0435\u0440\u0435\u043d\u0446\u0438\u0438.\" \/>\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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