{"id":36837,"date":"2019-10-31T22:14:07","date_gmt":"2019-10-31T19:14:07","guid":{"rendered":"https:\/\/prohoster.info\/blog\/razmer-direktorij-ne-stoit-nashih-usilij\/"},"modified":"2019-10-31T22:14:07","modified_gmt":"2019-10-31T19:14:07","slug":"razmer-direktorij-ne-stoit-nashih-usilij","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/razmer-direktorij-ne-stoit-nashih-usilij","title":{"rendered":"Velikost adres\u00e1\u0159\u016f nestoj\u00ed za na\u0161e \u00fasil\u00ed","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Toto je naprosto zbyte\u010dn\u00fd, v praxi neu\u017eite\u010dn\u00fd, ale z\u00e1bavn\u00fd mal\u00fd p\u0159\u00edsp\u011bvek o adres\u00e1\u0159\u00edch v *nix syst\u00e9mech. Je p\u0159ece p\u00e1tek.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><br \/>\nNa pohovorech se \u010dasto objevuj\u00ed nudn\u00e9 ot\u00e1zky o inodech, v\u0161echno-jsou-soubory, na kter\u00e9 m\u00e1lo kdo dok\u00e1\u017ee smyslupln\u011b odpov\u011bd\u011bt. Ale pokud se pod\u00edv\u00e1te trochu hloub\u011bji, m\u016f\u017eete naj\u00edt zaj\u00edmav\u00e9 v\u011bci. <\/p>\n<p>Pro pochopen\u00ed p\u0159\u00edsp\u011bvku zde je n\u011bkolik tez\u00ed:<\/p>\n<ul>\n<li>v\u0161echno je soubor. adres\u00e1\u0159 je tak\u00e9 soubor <\/li>\n<li>v inodu jsou ulo\u017eeny meta\u00fadaje souboru, ale n\u00e1zev souboru tam nen\u00ed ulo\u017een <\/li>\n<li>n\u00e1zev souboru je ulo\u017een v datech adres\u00e1\u0159e <\/li>\n<li>velikost adres\u00e1\u0159e, ta, kter\u00e1 se zobrazuje v ls a je ve v\u00fdchoz\u00edm nastaven\u00ed 4KB, z\u00e1vis\u00ed na po\u010dtu soubor\u016f v adres\u00e1\u0159i a d\u00e9lce jejich n\u00e1zv\u016f <\/li>\n<li>je z\u0159ejm\u00e9, \u017ee \u010d\u00edm v\u00edce soubor\u016f, t\u00edm v\u011bt\u0161\u00ed velikost adres\u00e1\u0159e<\/li>\n<\/ul>\n<p>\nA te\u010f zaj\u00edmav\u00e9: vytvo\u0159te adres\u00e1\u0159 s milionem soubor\u016f, zkontrolujte velikost adres\u00e1\u0159e a pak vyma\u017ete v\u0161echny soubory a pod\u00edvejte se na velikost adres\u00e1\u0159e.<\/p>\n<pre><code class=\"bash\">$ mkdir niceDir &amp;&amp; cd niceDir\n# V z\u00e1vislosti na rychlosti disku m\u016f\u017ee n\u00e1sleduj\u00edc\u00ed p\u0159\u00edkaz trvat 2-10 minut\n$ for ((i=1;i&lt;133700;i++)); do touch long_long_looong_man_sakeru_$i ; done\n$ ls -lhd .\ndrwxr-xr-x 2 user user 8.1M 2. srpna 13:37 .\n$ find . -type f -delete\n$ ls -l\ntotal 0\n$ ls -lhd .\ndrwxr-xr-x 2 user user 8.1M 2. srpna 13:37 .<\/code><\/pre>\n<p>\nJak m\u016f\u017eete vid\u011bt, velikost adres\u00e1\u0159e se nezm\u011bnila, i kdy\u017e by se to mohlo zd\u00e1t \ud83d\ude42<\/p>\n<p>Opravit velikost adres\u00e1\u0159e (bez smaz\u00e1n\u00ed) lze pouze pomoc\u00ed fsck (a volby -D) v odmontovan\u00e9m stavu.<\/p>\n<p>A kdy\u017e jsem \u0161el hledat, pro\u010d to tak je, uk\u00e1zalo se, \u017ee p\u0159ed 10 lety takov\u00e9 chov\u00e1n\u00ed u\u017e existovalo <noindex><a rel=\"nofollow\" href=\"https:\/\/lkml.org\/lkml\/2009\/5\/15\/146\">diskutovali<\/a><\/noindex> v lkml. A podle n\u00e1zoru v\u00fdvoj\u00e1\u0159\u016f oprava prost\u011b nestoj\u00ed za vlo\u017een\u00e9 \u00fasil\u00ed.<br \/>\n<br \/>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/462295\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u042d\u0442\u043e \u0441\u043e\u0432\u0435\u0440\u0448\u0435\u043d\u043d\u043e \u0431\u0435\u0441\u043f\u043e\u043b\u0435\u0437\u043d\u044b\u0439, \u043d\u0435\u043d\u0443\u0436\u043d\u044b\u0439 \u0432 \u043f\u0440\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0438, \u043d\u043e \u0437\u0430\u0431\u0430\u0432\u043d\u044b\u0439 \u043d\u0435\u0431\u043e\u043b\u044c\u0448\u043e\u0439 \u043f\u043e\u0441\u0442 \u043f\u0440\u043e \u0434\u0438\u0440\u0435\u043a\u0442\u043e\u0440\u0438\u0438 \u0432 *nix \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445. \u041f\u044f\u0442\u043d\u0438\u0446\u0430 \u0436\u0435. \u041d\u0430 \u0441\u043e\u0431\u0435\u0441\u0435\u0434\u043e\u0432\u0430\u043d\u0438\u044f\u0445 \u0447\u0430\u0441\u0442\u043e \u043f\u0440\u043e\u0441\u043a\u0430\u043a\u0438\u0432\u0430\u044e\u0442 \u0441\u043a\u0443\u0447\u043d\u044b\u0435 \u0432\u043e\u043f\u0440\u043e\u0441\u044b \u043f\u0440\u043e \u0430\u0439\u043d\u043e\u0434\u044b, \u0432\u0441\u0451-\u0435\u0441\u0442\u044c-\u0444\u0430\u0439\u043b\u044b, \u043d\u0430 \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043c\u0430\u043b\u043e \u043a\u0442\u043e \u043c\u043e\u0436\u0435\u0442 \u0432\u043c\u0435\u043d\u044f\u0435\u043c\u043e \u043e\u0442\u0432\u0435\u0442\u0438\u0442\u044c. \u041d\u043e \u0435\u0441\u043b\u0438 \u043a\u043e\u043f\u043d\u0443\u0442\u044c \u0447\u0443\u0442\u044c \u0433\u043b\u0443\u0431\u0436\u0435, \u043c\u043e\u0436\u043d\u043e \u043d\u0430\u0439\u0442\u0438 \u043b\u044e\u0431\u043e\u043f\u044b\u0442\u043d\u044b\u0435 \u0432\u0435\u0449\u0438. \u0414\u043b\u044f \u043f\u043e\u043d\u0438\u043c\u0430\u043d\u0438\u044f \u043f\u043e\u0441\u0442\u0430 \u043d\u0435\u043c\u043d\u043e\u0433\u043e \u0442\u0435\u0437\u0438\u0441\u043e\u0432: \u0432\u0441\u0451 \u0435\u0441\u0442\u044c \u0444\u0430\u0439\u043b. \u0434\u0438\u0440\u0435\u043a\u0442\u043e\u0440\u0438\u044f \u2014 \u044d\u0442\u043e \u0442\u043e\u0436\u0435 [&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":[688],"tags":[],"class_list":["post-36837","post","type-post","status-publish","format-standard","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u042d\u0442\u043e \u0441\u043e\u0432\u0435\u0440\u0448\u0435\u043d\u043d\u043e \u0431\u0435\u0441\u043f\u043e\u043b\u0435\u0437\u043d\u044b\u0439, \u043d\u0435\u043d\u0443\u0436\u043d\u044b\u0439 \u0432 \u043f\u0440\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0438, \u043d\u043e \u0437\u0430\u0431\u0430\u0432\u043d\u044b\u0439 \u043d\u0435\u0431\u043e\u043b\u044c\u0448\u043e\u0439 \u043f\u043e\u0441\u0442 \u043f\u0440\u043e \u0434\u0438\u0440\u0435\u043a\u0442\u043e\u0440\u0438\u0438 \u0432 *nix \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/razmer-direktorij-ne-stoit-nashih-usilij\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n\t\t<meta property=\"og:site_name\" content=\"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"\ud83e\udd47\u0420\u0430\u0437\u043c\u0435\u0440 \u0434\u0438\u0440\u0435\u043a\u0442\u043e\u0440\u0438\u0439 \u043d\u0435 \u0441\u0442\u043e\u0438\u0442 \u043d\u0430\u0448\u0438\u0445 \u0443\u0441\u0438\u043b\u0438\u0439 | ProHoster\" \/>\n\t\t<meta property=\"og:description\" content=\"\u042d\u0442\u043e \u0441\u043e\u0432\u0435\u0440\u0448\u0435\u043d\u043d\u043e \u0431\u0435\u0441\u043f\u043e\u043b\u0435\u0437\u043d\u044b\u0439, \u043d\u0435\u043d\u0443\u0436\u043d\u044b\u0439 \u0432 \u043f\u0440\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0438, \u043d\u043e \u0437\u0430\u0431\u0430\u0432\u043d\u044b\u0439 \u043d\u0435\u0431\u043e\u043b\u044c\u0448\u043e\u0439 \u043f\u043e\u0441\u0442 \u043f\u0440\u043e \u0434\u0438\u0440\u0435\u043a\u0442\u043e\u0440\u0438\u0438 \u0432 *nix \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/razmer-direktorij-ne-stoit-nashih-usilij\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"350\" \/>\n\t\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2019-10-31T19:14:07+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2019-10-31T19:14:07+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"\ud83e\udd47Velikost adres\u00e1\u0159\u016f nestoj\u00ed za na\u0161e \u00fasil\u00ed | ProHoster","description":"Toto je naprosto zbyte\u010dn\u00fd, v praxi neu\u017eite\u010dn\u00fd, ale z\u00e1bavn\u00fd mal\u00fd p\u0159\u00edsp\u011bvek o adres\u00e1\u0159\u00edch v *nix syst\u00e9mech.","canonical_url":"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/razmer-direktorij-ne-stoit-nashih-usilij","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"cs_CZ","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0420\u0430\u0437\u043c\u0435\u0440 \u0434\u0438\u0440\u0435\u043a\u0442\u043e\u0440\u0438\u0439 \u043d\u0435 \u0441\u0442\u043e\u0438\u0442 \u043d\u0430\u0448\u0438\u0445 \u0443\u0441\u0438\u043b\u0438\u0439 | ProHoster","og:description":"\u042d\u0442\u043e \u0441\u043e\u0432\u0435\u0440\u0448\u0435\u043d\u043d\u043e \u0431\u0435\u0441\u043f\u043e\u043b\u0435\u0437\u043d\u044b\u0439, \u043d\u0435\u043d\u0443\u0436\u043d\u044b\u0439 \u0432 \u043f\u0440\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0438, \u043d\u043e \u0437\u0430\u0431\u0430\u0432\u043d\u044b\u0439 \u043d\u0435\u0431\u043e\u043b\u044c\u0448\u043e\u0439 \u043f\u043e\u0441\u0442 \u043f\u0440\u043e \u0434\u0438\u0440\u0435\u043a\u0442\u043e\u0440\u0438\u0438 \u0432 *nix \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445.","og:url":"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/razmer-direktorij-ne-stoit-nashih-usilij","og:image":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:secure_url":"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg","og:image:width":350,"og:image:height":350,"article:published_time":"2019-10-31T19:14:07+00:00","article:modified_time":"2019-10-31T19:14:07+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"36837","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":null,"schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"seo_analyzer_scan_date":"2026-01-22 05:01:19","breadcrumb_settings":null,"limit_modified_date":false,"reviewed_by":null,"ai":null,"created":"2021-03-01 01:38:23","updated":"2026-01-22 05:01:19","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts\/36837","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/comments?post=36837"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/posts\/36837\/revisions"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/media?parent=36837"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/categories?post=36837"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/cs\/wp-json\/wp\/v2\/tags?post=36837"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}