{"id":36877,"date":"2019-10-31T22:14:28","date_gmt":"2019-10-31T19:14:28","guid":{"rendered":"https:\/\/prohoster.info\/blog\/yadro-linux-ne-mozhet-myagko-obrabatyvat-situatsii-s-nehvatkoj-pamyati\/"},"modified":"2019-10-31T22:14:28","modified_gmt":"2019-10-31T19:14:28","slug":"yadro-linux-ne-mozhet-myagko-obrabatyvat-situatsii-s-nehvatkoj-pamyati","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/yadro-linux-ne-mozhet-myagko-obrabatyvat-situatsii-s-nehvatkoj-pamyati","title":{"rendered":"Linuxi s\u00fcdamik ei suuda olukordi, kus m\u00e4lu onpuudus, pehmelt hallata","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Linuxi s\u00fcdamiku arendajate meililisti <noindex><a rel=\"nofollow\" href=\"https:\/\/lkml.org\/lkml\/2019\/8\/4\/15\">t\u00f5statatud<\/a><\/noindex> k\u00fcsimus vabam\u00e4lu ammendumise olukordade t\u00f6\u00f6tlemisest Linuxis:<\/p>\n<blockquote>\n<p>On tuntud probleem, mis vaevab paljusid inimesi juba aastaid ja mille saab taask\u00e4ivitamiseks v\u00e4hem kui m\u00f5ne minutiga viimase Linuxi s\u00fcdamiku versiooniga 5.2.6. K\u00f5ik s\u00fcdamiku parameetrid on seadistatud vaikev\u00e4\u00e4rtustele.<\/p>\n<p>Sammud:<\/p>\n<ul>\n<li class=\"l\"> Laadimine parameetriga \u00abmem=4G\u00bb.\n<li class=\"l\"> Keerame v\u00e4lja swap-toe (sudo swapoff -a).\n<li class=\"l\"> K\u00e4ivitame m\u00f5ne veebibrauseri, n\u00e4iteks Chrome'i\/Chromium'i v\u00f5i Firefoxi.\n<li class=\"l\"> Alustame vahelehtede avamist saitidega ja vaatame, kuidas vabam\u00e4lu kogus v\u00e4heneb.\n<\/ul>\n<p>Niipea, kui tekib olukord, kus uus vaheleht vajab rohkem operatiivm\u00e4lu kui on saadaval, siis s\u00fcsteem praktiliselt seiskub. Te isegi vaevu suudate hiirekursori liikuda. K\u00f5vaketta indikaator vilgub pidevalt (miks, ma ei tea). Te ei suuda avada uusi rakendusi ega sulgeda praegu k\u00e4ivitatud rakendusi.<\/p>\n<p>See v\u00e4ike kriis v\u00f5ib kesta minuteid v\u00f5i kauem. Ma arvan, et s\u00fcsteem ei peaks nii k\u00e4ituma. Usun, et midagi tuleks teha, et selliseid \u00abj\u00e4\u00e4tumisi\u00bb v\u00e4ltida.<\/p>\n<p>Olen peaaegu kindel, et m\u00f5ned sysctl parameetrid saaksid muuta, et selliseid olukordi v\u00e4ltida, kuid midagi \u00fctleb, et seda saaks teha vaikimisi k\u00f5igile, kuna mitte-tehnilised kasutajad, kes sellise probleemiga silmitsi seisavad, lihtsalt loobuvad Linuxist ja neil pole aega Google'ist lahendusi otsida.\n<\/p><\/blockquote>\n<p>Uues <noindex><a rel=\"nofollow\" href=\"https:\/\/www.reddit.com\/r\/linux\/comments\/cmg48b\/lets_talk_about_the_elephant_in_the_room_the\/\">kommentaarides<\/a><\/noindex> Redditis soovitavad m\u00f5ned kasutajad swap'i lubada, kuid see ei lahenda probleemi, vaid ainult viib seda edasi ja sageli halvendab olukorda. Tulevikus v\u00f5ib lahendusena osutuda kasulikuks s\u00fcdamikus uus ja t\u00e4iustatud <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=49842\">4.20<\/a><\/noindex> alajaotus PSI (Pressure Stall Information), mis v\u00f5imaldab anal\u00fc\u00fcsida teavet erinevate ressursside (CPU, m\u00e4lu, sisendi\/v\u00e4ljundi) saamise ooteaja kohta. See alajaotus v\u00f5imaldab j\u00e4lgida m\u00e4lu puudumise olukordi varakult, tuvastada probleemide allikaid ja sulgeda v\u00e4hem t\u00e4htsaid rakendusi, v\u00e4ltides kasutaja jaoks silmatorkavaid efekte. <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51051\">5.2<\/a><\/noindex> Linuxi s\u00fcdamiku arendajate meililistis t\u00f5statatud probleem vabam\u00e4lu ammendumise olukordade t\u00f6\u00f6tlemisest Linuxis: <\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Allikas: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51231\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u0441\u043f\u0438\u0441\u043a\u0435 \u0440\u0430\u0441\u0441\u044b\u043b\u043a\u0438 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 \u044f\u0434\u0440\u0430 Linux \u043f\u043e\u0434\u043d\u044f\u0442\u0430 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u0441 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u043e\u0439 \u0441\u0438\u0442\u0443\u0430\u0446\u0438\u0438 \u0438\u0441\u0447\u0435\u0440\u043f\u0430\u043d\u0438\u044f \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 \u043f\u0430\u043c\u044f\u0442\u0438 \u0432 Linux: \u0418\u0437\u0432\u0435\u0441\u0442\u043d\u0430 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0430, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u0434\u043e\u043d\u0438\u043c\u0430\u0435\u0442 \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u043e \u043b\u044e\u0434\u0435\u0439 \u043d\u0430 \u043f\u0440\u043e\u0442\u044f\u0436\u0435\u043d\u0438\u0438 \u043c\u043d\u043e\u0433\u0438\u0445 \u043b\u0435\u0442 \u0438 \u043a\u043e\u0442\u043e\u0440\u0443\u044e \u043c\u043e\u0436\u043d\u043e \u0432\u043e\u0441\u043f\u0440\u043e\u0438\u0437\u0432\u0435\u0441\u0442\u0438 \u043c\u0435\u043d\u044c\u0448\u0435, \u0447\u0435\u043c \u0437\u0430 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u043c\u0438\u043d\u0443\u0442 \u043d\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 \u044f\u0434\u0440\u0430 Linux 5.2.6. \u0412\u0441\u0435 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u044b \u044f\u0434\u0440\u0430 \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u044b \u0432 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e. \u0428\u0430\u0433\u0438: \u0417\u0430\u0433\u0440\u0443\u0436\u0430\u0435\u043c\u0441\u044f \u0441 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u043c &#171;mem=4G&#187;. \u0412\u044b\u043a\u043b\u044e\u0447\u0430\u0435\u043c [&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-36877","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=\"\u0412 \u0441\u043f\u0438\u0441\u043a\u0435 \u0440\u0430\u0441\u0441\u044b\u043b\u043a\u0438 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 \u044f\u0434\u0440\u0430 Linux \u043f\u043e\u0434\u043d\u044f\u0442\u0430 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0430 \u0441 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u043e\u0439 \u0441\u0438\u0442\u0443\u0430\u0446\u0438\u0438 \u0438\u0441\u0447\u0435\u0440\u043f\u0430\u043d\u0438\u044f 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