{"id":33768,"date":"2019-10-31T21:54:35","date_gmt":"2019-10-31T18:54:35","guid":{"rendered":"https:\/\/prohoster.info\/blog\/intel-opublikoval-redaktsiyu-distributiva-clear-linux-dlya-razrabotchikov-prilozhenij\/"},"modified":"2019-10-31T21:54:35","modified_gmt":"2019-10-31T18:54:35","slug":"intel-opublikoval-redaktsiyu-distributiva-clear-linux-dlya-razrabotchikov-prilozhenij","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/intel-opublikoval-redaktsiyu-distributiva-clear-linux-dlya-razrabotchikov-prilozhenij","title":{"rendered":"Intel har offentliggjort en version af Clear Linux-distributionen for applikationsudviklere","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Intel <noindex>i sin officielle blog og deler relevante diagrammer.<\/noindex> om udvidelsen af anvendelsesomr\u00e5det for distributionen <noindex><a rel=\"nofollow\" href=\"https:\/\/clearlinux.org\/\">Clear Linux<\/a><\/noindex>, tidligere positioneret som en specialiseret l\u00f8sning til containerisolering. Den nye udgave <noindex><a rel=\"nofollow\" href=\"https:\/\/clearlinux.org\/developer\">Clear Linux Developer Edition<\/a><\/noindex> muligg\u00f8r brugen af distributionen p\u00e5 udviklersystemer som et brugeromfang. Som standard tilbydes GNOME-skrivebordet, men KDE Plasma, Xfce, LXQt, Awesome og i3 er ogs\u00e5 tilg\u00e6ngelige som valgfrie alternativer.<\/p>\n<p><center><img decoding=\"async\" alt=\"Intel har offentliggjort en version af Clear Linux-distributionen for applikationsudviklere\" src=\"\/wp-content\/uploads\/2019\/05\/6c1a5763828b605714ec4b4018ae3f4b.png\" style=\"display:block;margin: 0 auto;\" \/><\/center><\/p>\n<p>Clear Linux-distributionen sikrer streng isolation af applikationer gennem hj\u00e6lpeprogrammer, der er adskilt ved hj\u00e6lp af fuld virtualisering. Grundkomponenten i distributionen indeholder kun det minimale s\u00e6t v\u00e6rkt\u00f8jer til at k\u00f8re containere og opdateres atomisk. Alle applikationer pr\u00e6senteres som Flatpak-pakker eller s\u00e6t (Bundle), der k\u00f8rer i separate containere.<\/p>\n<p>Udviklerversionen, foruden at forberede s\u00e6t med grafiske og brugerdefinerede applikationer, bem\u00e6rkes for at udvide hardwareunderst\u00f8ttelsen, integrationen af et fejlfinding-system baseret p\u00e5 FUSE, tilf\u00f8jelsen af en ny installationsprogram og implementeringen af <noindex><a rel=\"nofollow\" href=\"https:\/\/clearlinux.org\/software\/\">applikationskataloget<\/a><\/noindex>, som tilbyder s\u00e6t til implementering af milj\u00f8er til udvikling med forskellige sprog og teknologier. <\/p>\n<p>Der tilbydes et separat grundl\u00e6ggende s\u00e6t <noindex><a rel=\"nofollow\" href=\"https:\/\/clearlinux.org\/software\/bundle\/c-basic\">c-basic<\/a><\/noindex>, der inkluderer bygningsv\u00e6rkt\u00f8jer baseret p\u00e5 de nyeste versioner af LLVM og GCC med optimeringer til Intel-chips (komponenter specifikke for containerinfrastrukturen er afsat i s\u00e6ttet <noindex><a rel=\"nofollow\" href=\"https:\/\/clearlinux.org\/software\/bundle\/containers-basic\">containers-basic<\/a><\/noindex>). Derudover er der tilf\u00f8jet forudkonfigurerede s\u00e6t til implementering af systemer til maskinl\u00e6ring (Deep Learning Reference Stack baseret p\u00e5 Intel DL Boost med optimeringer til Intel Xeon Scalable) og analyse af store datam\u00e6ngder (Data Analytics Reference Stack baseret p\u00e5 Apache Hadoop og Apache Spark).<\/p>\n<p>Funktioner ved Clear Linux:\n<\/p>\n<ul>\n<li class=\"l\"> Den bin\u00e6re leveringsmodel for distributionen. Systemopdateringer kan udf\u00f8res i to tilstande: p\u00e5l\u00e6gning af rettelser p\u00e5 det k\u00f8rende system og fuld opdatering af systemet gennem installation af et nyt billede i et separat Btrfs-snapshots og erstatning af det aktive snapshot med det nye;\n<\/li>\n<li class=\"l\"> Aggregat af pakker i s\u00e6t (<noindex>bundle<\/noindex>), der skaber en f\u00e6rdig funktionalitet, uanset hvor mange softwarekomponenter der danner dem. Bundle og systemmilj\u00f8et dannes p\u00e5 baggrund af RPM-pakke-repositoriet, men leveres uden opdeling i pakker. Inden i containerne k\u00f8rer en specielt optimeret kopi af Clear Linux, som indeholder de n\u00f8dvendige s\u00e6t (bundle) til at k\u00f8re det m\u00e5lrettede program;\n<\/li>\n<li class=\"l\"> Et effektivt opdateringssystem, der er indbygget i den grundl\u00e6ggende del af distributionen og sikrer hurtig levering af opdateringer til rettelse af kritiske problemer og s\u00e5rbarheder. Opdatering i Clear Linux inkluderer kun de direkte \u00e6ndrede data, s\u00e5 typiske rettelser af s\u00e5rbarheder og fejl kr\u00e6ver kun f\u00e5 kilobyte og installeres n\u00e6sten \u00f8jeblikkeligt;\n<\/li>\n<li class=\"l\"> Det f\u00e6lles versionssystem - distributionsversionen repr\u00e6senterer alle komponenters tilstand og versioner, hvilket er praktisk til oprettelse af reproducerbare konfigurationer og overv\u00e5gning af \u00e6ndringer i distributionskomponenterne p\u00e5 filniveau. \u00c6ndringer\/opdateringer af enhver del af systemet f\u00f8rer altid til en \u00e6ndring af den samlede version af hele distributionen (hvor nummeret p\u00e5 en specifik pakke typisk kun \u00f8ges i almindelige distributioner, \u00f8ges versionsnummeret for selve distributionen i Clear Linux);\n<li class=\"l\"> Stateless-tilgang til at definere konfiguration, hvilket indeb\u00e6rer, at forskellige klasser af indstillinger er adskilt (indstillinger for OS, bruger og system opbevares separat), systemet gemmer ikke sin tilstand (stateless), og efter installationen indeholder det ikke nogen indstillinger i katalogen \/etc, men genererer indstillinger on-the-fly baseret p\u00e5 de angivne skabeloner ved opstart. For at nulstille systemindstillinger til standardv\u00e6rdier kan man blot slette \/etc og \/var;\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=47252\">Brugen af<\/a><\/noindex> fuld virtualisering (KVM) til at k\u00f8re containere, hvilket sikrer et h\u00f8jt sikkerhedsniveau. Opstartstiden for containere er kun lidt l\u00e6ngere end i traditionelle systemer til containerisolation (namespaces, cgroups) og er acceptabel for on-demand containerapplikationer (opstartstiden for det virtuelle milj\u00f8 er omkring 200 ms, og det ekstra hukommelsesforbrug er 18-20 MB pr. container). For at reducere hukommelsesforbruget anvendes mekanismen <noindex><a rel=\"nofollow\" href=\"https:\/\/git.kernel.org\/pub\/scm\/linux\/kernel\/git\/torvalds\/linux.git\/plain\/Documentation\/filesystems\/dax.txt\">DAX<\/a><\/noindex> (direkte adgang til FS uden at bruge sidecache og uden at anvende niveauet for blokke), mens deduplikation af ensartede hukommelsesomr\u00e5der udf\u00f8res ved hj\u00e6lp af teknologien <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/clearcontainers\/proxy\/blob\/master\/docs\/ksm.md\">KSM<\/a><\/noindex> (Kernel Shared Memory), der muligg\u00f8r deling af v\u00e6rtsystemets ressourcer og tilslutning af forskellige g\u00e6stestsystemer til en f\u00e6lles skabelon for systemmilj\u00f8et.\n<\/li>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Kilde: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50693\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Intel \u0441\u043e\u043e\u0431\u0449\u0438\u043b\u0430 \u043e \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u0438 \u043e\u0431\u043b\u0430\u0441\u0442\u0438 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0430 Clear Linux, \u0440\u0430\u043d\u0435\u0435 \u043f\u043e\u0437\u0438\u0446\u0438\u043e\u043d\u0438\u0440\u0443\u0435\u043c\u043e\u0433\u043e \u043a\u0430\u043a \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0435 \u0440\u0435\u0448\u0435\u043d\u0438\u0435 \u0434\u043b\u044f \u043a\u043e\u043d\u0442\u0435\u0439\u043d\u0435\u0440\u043d\u043e\u0439 \u0438\u0437\u043e\u043b\u044f\u0446\u0438\u0438. \u041d\u043e\u0432\u0430\u044f \u0440\u0435\u0434\u0430\u043a\u0446\u0438\u044f Clear Linux Developer Edition \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432 \u043d\u0430 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 \u0432 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u043e\u0433\u043e \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u044f. \u041f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u0435\u0442\u0441\u044f \u0440\u0430\u0431\u043e\u0447\u0438\u0439 \u0441\u0442\u043e\u043b GNOME, \u043d\u043e \u043e\u043f\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u044b KDE Plasma, Xfce, LXQt, Awesome \u0438 i3. \u0414\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432 Clear Linux \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u0435\u0442 \u0441\u0442\u0440\u043e\u0433\u0443\u044e [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":25444,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-33768","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Intel \u0441\u043e\u043e\u0431\u0449\u0438\u043b\u0430 \u043e \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u0438 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