{"id":34961,"date":"2019-10-31T22:01:33","date_gmt":"2019-10-31T19:01:33","guid":{"rendered":"https:\/\/prohoster.info\/blog\/vypusk-earlyoom-1-3-protsessa-dlya-rannego-reagirovaniya-na-nehvatku-pamyati\/"},"modified":"2019-10-31T22:01:33","modified_gmt":"2019-10-31T19:01:33","slug":"vypusk-earlyoom-1-3-protsessa-dlya-rannego-reagirovaniya-na-nehvatku-pamyati","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/vypusk-earlyoom-1-3-protsessa-dlya-rannego-reagirovaniya-na-nehvatku-pamyati","title":{"rendered":"Utgivning av earlyoom 1.3, en process f\u00f6r tidig reaktion p\u00e5 minnesbrist","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Efter sju m\u00e5naders utveckling <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/rfjakob\/earlyoom\/releases\/tag\/v1.3\">publicerades<\/a><\/noindex> utgivning av bakgrundsprocess <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/rfjakob\/earlyoom\">earlyoom 1.3<\/a><\/noindex>, som periodiskt kontrollerar m\u00e4ngden tillg\u00e4ngligt minne (MemAvailable, SwapFree) och f\u00f6rs\u00f6ker reagera i ett tidigt skede p\u00e5 uppkomsten av minnesbrist.<\/p>\n<p>Om m\u00e4ngden tillg\u00e4ngligt minne \u00e4r mindre \u00e4n det angivna v\u00e4rdet, kommer earlyoom tvingat (genom att skicka SIGTERM eller SIGKILL) att avsluta processen som mest aktivt anv\u00e4nder minne (den med det h\u00f6gsta v\u00e4rdet i \/proc\/*\/oom_score), utan att n\u00e5 en situation d\u00e4r systembuffertarna rensas och swap-handlingen st\u00f6rs (OOM-hanteraren i k\u00e4rnan aktiveras n\u00e4r minnesbristen redan har n\u00e5tt kritiska v\u00e4rden och vid den tidpunkten reagerar systemet vanligtvis inte p\u00e5 anv\u00e4ndarens \u00e5tg\u00e4rder).<\/p>\n<p>Earlyoom st\u00f6djer s\u00e4ndning av meddelanden om tvingade processavslut till skrivbordet (via notify-send), och erbjuder ocks\u00e5 m\u00f6jligheten att definiera regler d\u00e4r man kan ange processnamn med hj\u00e4lp av regulj\u00e4ra uttryck. Dessa kan anv\u00e4ndas f\u00f6r att ange processer som ska avslutas (alternativet &#171;&#8212;prefer&#187;) eller processer vars avslutande b\u00f6r undvikas (alternativet &#171;&#8212;avoid&#187;).<\/p>\n<p>V\u00e4sentliga \u00e4ndringar i den nya utg\u00e5van: <\/p>\n<ul>\n<li class=\"l\"> Implementerat v\u00e4ntan p\u00e5 att processen ska avslutas efter att ha skickat ett meddelande till den. Detta eliminerar problemet d\u00e4r earlyoom ibland d\u00f6dar mer \u00e4n en process n\u00e4r en enda skulle r\u00e4cka;\n<li class=\"l\"> Till\u00e4gg av ett hj\u00e4lpskript (notify_all_users.py) f\u00f6r att informera alla inloggade anv\u00e4ndare om avslutningen av processer via notify-send;\n<li class=\"l\"> Korrigerat felaktig visning av vissa processnamn som inneh\u00e5ller UTF-8-tecken;\n<li class=\"l\"> Antagen uppf\u00f6randekod (Contributor Covenant Code of Conduct).\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>K\u00e4lla: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50809\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0441\u0435\u043c\u0438 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0444\u043e\u043d\u043e\u0432\u043e\u0433\u043e \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0430 earlyoom 1.3, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043f\u0435\u0440\u0438\u043e\u0434\u0438\u0447\u0435\u0441\u043a\u0438 \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0435\u0442 \u043e\u0431\u044a\u0435\u043c \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u043e\u0439 \u043f\u0430\u043c\u044f\u0442\u0438 (MemAvailable, SwapFree) \u0438 \u043f\u044b\u0442\u0430\u0435\u0442\u0441\u044f \u043d\u0430 \u0440\u0430\u043d\u043d\u0435\u0439 \u0441\u0442\u0430\u0434\u0438\u0438 \u043e\u0442\u0440\u0435\u0430\u0433\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043d\u0430 \u0432\u043e\u0437\u043d\u0438\u043a\u043d\u043e\u0432\u0435\u043d\u0438\u044f \u043d\u0435\u0445\u0432\u0430\u0442\u043a\u0438 \u043f\u0430\u043c\u044f\u0442\u0438. \u0415\u0441\u043b\u0438 \u043e\u0431\u044a\u0451\u043c \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u043e\u0439 \u043f\u0430\u043c\u044f\u0442\u0438 \u043c\u0435\u043d\u044c\u0448\u0435 \u0437\u0430\u0434\u0430\u043d\u043d\u043e\u0433\u043e \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f, \u0442\u043e earlyoom \u043f\u0440\u0438\u043d\u0443\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e (\u0447\u0435\u0440\u0435\u0437 \u043e\u0442\u043f\u0440\u0430\u0432\u043a\u0443 SIGTERM \u0438\u043b\u0438 SIGKILL) \u0437\u0430\u0432\u0435\u0440\u0448\u0438\u0442 \u0440\u0430\u0431\u043e\u0442\u0443 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0430, \u043d\u0430\u0438\u0431\u043e\u043b\u0435\u0435 \u0430\u043a\u0442\u0438\u0432\u043d\u043e \u043f\u043e\u0442\u0440\u0435\u0431\u043b\u044f\u044e\u0449\u0435\u0433\u043e \u043f\u0430\u043c\u044f\u0442\u044c (\u0438\u043c\u0435\u044e\u0449\u0435\u0433\u043e \u0441\u0430\u043c\u043e\u0435 \u0431\u043e\u043b\u044c\u0448\u043e\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \/proc\/*\/oom_score), [&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-34961","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u043e\u0441\u043b\u0435 \u0441\u0435\u043c\u0438 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d \u0432\u044b\u043f\u0443\u0441\u043a \u0444\u043e\u043d\u043e\u0432\u043e\u0433\u043e \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u0430\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link 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