{"id":101398,"date":"2021-09-24T22:22:40","date_gmt":"2021-09-24T20:22:40","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-nabora-bazovyh-sistemnyh-utilit-gnu-coreutils-9-0"},"modified":"2021-09-24T22:22:40","modified_gmt":"2021-09-24T20:22:40","slug":"vypusk-nabora-bazovyh-sistemnyh-utilit-gnu-coreutils-9-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/vypusk-nabora-bazovyh-sistemnyh-utilit-gnu-coreutils-9-0","title":{"rendered":"GNU Coreutils 9.0 p\u00f5his\u00fcsteemite utiliitide komplekti v\u00e4ljaanne","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Stabiilne versioon GNU Coreutils 9.0 p\u00f5his\u00fcsteemite utiliitide komplektist on n\u00fc\u00fcd saadaval, mis sisaldab selliseid programme nagu sort, cat, chmod, chown, chroot, cp, date, dd, echo, hostname, id, ln, ls jne. Versiooninumbri oluline vahetus tuleneb m\u00f5nede utiliitide k\u00e4itumise muutustest.    <\/p>\n<p>Peamised muutused:  <\/p>\n<ul>\n<li class=\"l\"> Utiliitides cp ja install on kopeerimise re\u017eiimiks vaikimisi copy-on-write (ioctl ficlone kasutamine andmete jagamiseks mitmes failis t\u00e4ismahuliseks kloonimiseks).\n<li class=\"l\"> Utiliitides cp, install ja mv on s\u00fcsteemi pakutavad mehhanismid kopeerimisoperatsioonide kiirendamiseks (s\u00fcsteemi kutsumise copy_file_range kasutamine, et teostada kopeerimist ainult tuuma poolel, edastamata andmeid protsessi m\u00e4llu kasutaja ruumis).\n<li class=\"l\"> Utiliitides cp, install ja mv kasutatakse failide aukude m\u00e4\u00e4ramiseks lihtsamat ja \u00fclekantavat kutset lseek+SEEK_HOLE, mitte ioctl+FS_IOC_FIEMAP.\n<li class=\"l\"> Utiliidil wc on ridade arvu kiireks lugemiseks kasutatud AVX2 k\u00e4ske. Selle optimeerimise kasutamisel on wc kiirus t\u00f5usnud viis korda.\n<li class=\"l\"> Programmi cksum on lisatud valik &#171;-a&#187; (&#8212;algorithm) h\u00e4\u0161\u0161ialgoritmi valimiseks. H\u00e4\u0161\u0161ide arvutamise kiirus cksum utiliidis on suurenenud pclmul instruktsioonide kasutamisel re\u017eiimis &#171;&#8212;algorithm=crc&#187;, mis v\u00f5imaldas kiirus kasvada kuni 8 korda. S\u00fcsteemidel, kus pclmul ei toeta, on crc re\u017eiim kiirenennud 4 korda. \u00dclej\u00e4\u00e4nud h\u00e4\u0161\u0161ialgoritmid (sum, md5sum, b2sum, sha*sum, sm3 jne) on realiseeritud libcrypto funktsioonide kutsumise teel.\n<li class=\"l\"> Utiliitides md5sum, cksum, sha*sum ja b2sum on lippu &#171;&#8212;check&#187; kasutades lubatud CRLF j\u00e4rjestuse olemasolu kontrollsummaga rea l\u00f5pus. Utiliidis &#171;cksum &#8212;check&#187; on automaatne h\u00e4\u0161\u0161ialgoritmi tuvastamine.\n<li class=\"l\"> Utiliiti ls on lisatud valik &#171;&#8212;sort=width&#187; failinime pikkuse j\u00e4rgi sortimiseks, samuti valik &#171;&#8212;zero&#187; iga rea l\u00f5petamiseks nullm\u00e4rgiga. Naasnud on vana k\u00e4itumine, mis toob kaasa t\u00fchja katalooge n\u00e4itamise, mitte vea, kui t\u00f6\u00f6deldakse kustutatud katalooge.\n<li class=\"l\"> Utiliidil df on rakendatud v\u00f5rgufailis\u00fcsteemide acfs, coda, fhgfs, gpfs, ibrix, ocfs2 ja vxfs m\u00e4\u00e4ramine.\n<li class=\"l\"> Utiliitides stat ja tail on lisatud tugi FS t\u00fc\u00fcpidele &#171;devmem&#187;, &#171;exfat&#187;, &#171;secretmem&#187;, &#171;vboxsf&#187; ja &#171;zonefs&#187;. &#171;VBoxsf&#187; korral on muutuste j\u00e4lgimiseks &#171;tail -f&#187; puhul kasutatud polingut, ning teiste puhul inotify.  <\/ul>\n<p>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55865\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0414\u043e\u0441\u0442\u0443\u043f\u043d\u0430 \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u0430\u044f \u0432\u0435\u0440\u0441\u0438\u044f \u043d\u0430\u0431\u043e\u0440\u0430 \u0431\u0430\u0437\u043e\u0432\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u044b\u0445 \u0443\u0442\u0438\u043b\u0438\u0442 GNU Coreutils 9.0, \u0432 \u0441\u043e\u0441\u0442\u0430\u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u0432\u0445\u043e\u0434\u044f\u0442 \u0442\u0430\u043a\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b, \u043a\u0430\u043a sort, cat, chmod, chown, chroot, cp, date, dd, echo, hostname, id, ln, ls \u0438 \u0442.\u0434. \u0417\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u0430\u044f \u0441\u043c\u0435\u043d\u0430 \u043d\u043e\u043c\u0435\u0440\u0430 \u0432\u0435\u0440\u0441\u0438\u0438 \u043e\u0431\u044a\u044f\u0441\u043d\u044f\u0435\u0442\u0441\u044f \u043d\u0430\u043b\u0438\u0447\u0438\u0435\u043c \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u0432 \u043f\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0438 \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u0443\u0442\u0438\u043b\u0438\u0442. \u041a\u043b\u044e\u0447\u0435\u0432\u044b\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f: \u0412 \u0443\u0442\u0438\u043b\u0438\u0442\u0430\u0445 cp \u0438 install \u043f\u043e \u0443\u043c\u043e\u043b\u0447\u0430\u043d\u0438\u044e \u043f\u0440\u0438 \u043a\u043e\u043f\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0438 \u0437\u0430\u0434\u0435\u0439\u0441\u0442\u0432\u043e\u0432\u0430\u043d [&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-101398","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=\"\u0414\u043e\u0441\u0442\u0443\u043f\u043d\u0430 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