{"id":75939,"date":"2020-03-29T19:42:19","date_gmt":"2020-03-29T17:42:19","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/kompaniya-cloudflare-podgotovila-patchi-kardinalno-uskoryayushhie-diskovoe-shifrovanie-v-linux"},"modified":"2020-03-29T19:42:19","modified_gmt":"2020-03-29T17:42:19","slug":"kompaniya-cloudflare-podgotovila-patchi-kardinalno-uskoryayushhie-diskovoe-shifrovanie-v-linux","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/kompaniya-cloudflare-podgotovila-patchi-kardinalno-uskoryayushhie-diskovoe-shifrovanie-v-linux","title":{"rendered":"A Cloudflare patch-eket k\u00e9sz\u00edtett, amelyek jelent\u0151sen felgyors\u00edtj\u00e1k a lemezes titkos\u00edt\u00e1st Linux alatt","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>A Cloudflare fejleszt\u0151i <noindex><a rel=\"nofollow\" href=\"https:\/\/blog.cloudflare.com\/speeding-up-linux-disk-encryption\/\">mes\u00e9lt\u00fcnk<\/a><\/noindex> a Linux kernel lemeztitkos\u00edt\u00e1si teljes\u00edtm\u00e9nyoptimaliz\u00e1l\u00e1si munk\u00e1j\u00e1r\u00f3l besz\u00e9ltek. Ennek eredm\u00e9nyek\u00e9nt el\u0151k\u00e9sz\u00edtett\u00e9k <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/cloudflare\/linux\/tree\/master\/patches\">patch-ek<\/a><\/noindex> az alrendszert <noindex><a rel=\"nofollow\" href=\"https:\/\/gitlab.com\/cryptsetup\/cryptsetup\/-\/wikis\/DMCrypt\">dm-crypt<\/a><\/noindex> \u00e9s a Crypto API-t, amelyek lehet\u0151v\u00e9 tett\u00e9k, hogy a szintetikus teszt sor\u00e1n t\u00f6bb mint k\u00e9tszeres\u00e9re n\u00f6velj\u00e9k az olvas\u00e1si \u00e9s \u00edr\u00e1si \u00e1tvitel k\u00e9pess\u00e9g\u00e9t, valamint k\u00e9tszer cs\u00f6kkents\u00e9k a k\u00e9sleltet\u00e9seket. Val\u00f3di hardveren v\u00e9gzett tesztel\u00e9s sor\u00e1n a titkos\u00edt\u00e1ssal j\u00e1r\u00f3 k\u00f6lts\u00e9geket szinte a titkos\u00edt\u00e1s n\u00e9lk\u00fcli lemez haszn\u00e1lat\u00e1val megfigyelt szintre siker\u00fclt lecs\u00f6kkenteni.<\/p>\n<p>A Cloudflare a dm-crypt-ot haszn\u00e1lja az adatok titkos\u00edt\u00e1s\u00e1ra a tartalom gyors\u00edt\u00f3t\u00e1raz\u00e1s\u00e1ra haszn\u00e1lt t\u00e1rol\u00f3kon a CDN-h\u00e1l\u00f3zatban. A dm-crypt blokk eszk\u00f6z szinten m\u0171k\u00f6dik, titkos\u00edtja az \u00edr\u00e1si bemeneti\/kimeneti k\u00e9r\u00e9seket \u00e9s dekription\u00e1lja az olvas\u00e1si k\u00e9r\u00e9seket, mint egy r\u00e9teg a blokk eszk\u00f6z \u00e9s a f\u00e1jlrendszer illeszt\u0151program k\u00f6z\u00f6tt. <\/p>\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/blog-cloudflare-com-assets.storage.googleapis.com\/2020\/03\/storage-stack.png\"><img decoding=\"async\" alt=\"A Cloudflare patch-eket k\u00e9sz\u00edtett, amelyek jelent\u0151sen felgyors\u00edtj\u00e1k a lemezes titkos\u00edt\u00e1st Linux alatt\" src=\"\/wp-content\/uploads\/2020\/03\/85a5ec907119f64eb19edadfc80011a6.png\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p>A dm-crypt teljes\u00edtm\u00e9ny\u00e9nek \u00e9rt\u00e9kel\u00e9s\u00e9re a <noindex><a rel=\"nofollow\" href=\"https:\/\/fio.readthedocs.io\/en\/latest\/fio_doc.html\">Flexible I\/O tester<\/a><\/noindex> csomag seg\u00edts\u00e9g\u00e9vel m\u00e9rt\u00e9k a titkos\u00edtott \u00e9s a nem titkos\u00edtott part\u00edci\u00f3kkal v\u00e9gzett sebess\u00e9get egy RAM lemezen, amely az RAM-ban tal\u00e1lhat\u00f3 a meghajt\u00f3k teljes\u00edtm\u00e9nyv\u00e1ltoz\u00e1s\u00e1nak kiz\u00e1r\u00e1sa \u00e9rdek\u00e9ben \u00e9s a k\u00f3d teljes\u00edtm\u00e9ny\u00e9re \u00f6sszpontos\u00edtva. A nem titkos\u00edtott part\u00edci\u00f3k eset\u00e9n az olvas\u00e1si \u00e9s \u00edr\u00e1si teljes\u00edtm\u00e9ny 1126 MB\/s szinten maradt, de titkos\u00edt\u00e1s bekapcsol\u00e1sakor a sebess\u00e9g cs\u00f6kkent <b>7-szer<\/b> \u00e9s 147 MB\/s-t tett ki. <\/p>\n<p>Eleinte gyan\u00fa mer\u00fclt fel a f\u0151 kriptorendszerben haszn\u00e1lt nem hat\u00e9kony algoritmusok miatt. Azonban a tesztel\u00e9s sor\u00e1n a leggyorsabb aes-xts titkos\u00edt\u00e1si algoritmust haszn\u00e1lt\u00e1k 256 bites kulccsal, amelynek teljes\u00edtm\u00e9nye a &#171;cryptsetup benchmark&#187; futtat\u00e1sakor t\u00f6bb mint k\u00e9tszerese volt a RAM-lemez tesztel\u00e9s\u00e9n\u00e9l kapott eredm\u00e9nynek. Az dm-crypt teljes\u00edtm\u00e9ny-jav\u00edt\u00e1s\u00e1ra tett k\u00eds\u00e9rletek nem hoztak eredm\u00e9nyt: az &#171;&#8212;perf-same_cpu_crypt&#187; jelz\u0151 haszn\u00e1latakor a teljes\u00edtm\u00e9ny m\u00e9g 136 MB\/s-re is cs\u00f6kkent, m\u00edg az &#171;&#8212;perf-submit_from_crypt_cpus&#187; jelz\u0151 megad\u00e1sa eset\u00e9n csup\u00e1n 166 MB\/s-re n\u0151tt.<\/p>\n<p>A m\u0171k\u00f6d\u00e9si logika m\u00e9lyebb elemz\u00e9se megmutatta, hogy a dm-crypt nem olyan egyszer\u0171, mint amilyennek t\u0171nik &#8212; amikor a f\u00e1jlrendszer meghajt\u00f3j\u00e1t\u00f3l \u00e9rkezik egy \u00edr\u00e1si k\u00e9r\u00e9s, a dm-crypt azt nem dolgozza fel azonnal, hanem a &#171;kcryptd&#187; sorba helyezi, amely nem azonnal, hanem egy megfelel\u0151 id\u0151pontban foglalkozik vele. A sorb\u00f3l a k\u00e9r\u00e9s az Linux Crypto API-hoz ker\u00fcl az adat titkos\u00edt\u00e1s\u00e1hoz. Mivel azonban a Crypto API aszinkron v\u00e9grehajt\u00e1si modellt haszn\u00e1l, a titkos\u00edt\u00e1s sem t\u00f6rt\u00e9nik meg azonnal, hanem egy \u00fajabb soron kereszt\u00fcl. A titkos\u00edt\u00e1s befejezt\u00e9vel a dm-crypt megk\u00eds\u00e9rli a v\u00e1rakoz\u00f3 \u00edr\u00e1si k\u00e9rd\u00e9sek sorba rendez\u00e9s\u00e9t, keres\u0151f\u00e1nak haszn\u00e1lva. <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/%D0%9A%D1%80%D0%B0%D1%81%D0%BD%D0%BE-%D1%87%D1%91%D1%80%D0%BD%D0%BE%D0%B5_%D0%B4%D0%B5%D1%80%D0%B5%D0%B2%D0%BE\">v\u00f6r\u00f6s-fekete<\/a><\/noindex>. A v\u00e9g\u00e9n egy k\u00fcl\u00f6n sz\u00e1l ism\u00e9t bizonyos k\u00e9s\u00e9ssel meg\u00e9rinti a felhalmoz\u00f3dott bemeneti\/kimeneti k\u00e9r\u00e9seket, \u00e9s tov\u00e1bb\u00edtja azokat a blokkeszk\u00f6z verem\u00e9re.<\/p>\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/blog-cloudflare-com-assets.storage.googleapis.com\/2020\/03\/dm-crypt.png\"><img decoding=\"async\" alt=\"A Cloudflare patch-eket k\u00e9sz\u00edtett, amelyek jelent\u0151sen felgyors\u00edtj\u00e1k a lemezes titkos\u00edt\u00e1st Linux alatt\" src=\"\/wp-content\/uploads\/2020\/03\/2b64e1e781d01d3735c9ba81411ec026.png\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p>Olvas\u00e1skor a dm-crypt el\u0151sz\u00f6r a &#171;kcryptd_io&#187; sorba helyezi az adatok bet\u00f6lt\u00e9s\u00e9re vonatkoz\u00f3 k\u00e9rd\u00e9st a t\u00e1rol\u00f3r\u00f3l. Egy id\u0151 m\u00falva az adatok el\u00e9rhet\u0151v\u00e9 v\u00e1lnak, \u00e9s a &#171;kcryptd&#187; sorba ker\u00fclnek a dek\u00f3dol\u00e1sra.<br \/>\nA Kcryptd elk\u00fcldi a k\u00e9r\u00e9st a Linux Crypto API-hoz, amely aszinkron m\u00f3dban dek\u00f3dolja az inform\u00e1ci\u00f3t. A k\u00e9r\u00e9sek nem mindig haladnak \u00e1t minden soron, de a legrosszabb forgat\u00f3k\u00f6nyvben az \u00edr\u00e1si k\u00e9r\u00e9s ak\u00e1r 4-szer is megakadhat a sorokban, m\u00edg az olvas\u00e1si k\u00e9r\u00e9s legfeljebb 3-szor. Minden sorba ker\u00fclt k\u00e9r\u00e9s k\u00e9sleltet\u00e9st okoz, amelyek a dm-crypt jelent\u0151s teljes\u00edtm\u00e9nycs\u00f6kken\u00e9s\u00e9nek kulcsfontoss\u00e1g\u00fa ok\u00e1t jelentik. <\/p>\n<p>A sorqueue-k alkalmaz\u00e1sa a megszak\u00edt\u00e1sokb\u00f3l ad\u00f3d\u00f3 munkav\u00e9gz\u00e9s sz\u00fcks\u00e9gess\u00e9g\u00e9b\u0151l ered. 2005-ben, amikor a dm-crypt jelenlegi, sorqueue-okon alapul\u00f3 m\u0171k\u00f6d\u00e9si modellje megval\u00f3sult, a Crypto API m\u00e9g nem volt aszinkron. A Crypto API aszinkron v\u00e9grehajt\u00e1si modellre val\u00f3 \u00e1tt\u00e9r\u00e9se ut\u00e1n l\u00e9nyeg\u00e9ben kett\u0151s v\u00e9delem l\u00e9pett \u00e9letbe. A sorqueue-kat a kernel verem fogyaszt\u00e1s\u00e1nak cs\u00f6kkent\u00e9s\u00e9re is bevezett\u00e9k, de ezek az optimaliz\u00e1l\u00e1sok 2014-ben, a verem megn\u00f6vel\u00e9se ut\u00e1n elvesz\u00edtett\u00e9k aktualit\u00e1sukat. A kcryptd_io nev\u0171 kieg\u00e9sz\u00edt\u0151 sorqueue-t az\u00e9rt vezett\u00e9k be, hogy \u00e1thidalj\u00e1k azt a sz\u0171k keresztmetszetet, amely a mem\u00f3ria allok\u00e1l\u00e1s\u00e1nak v\u00e1rakoz\u00e1s\u00e1hoz vezetett nagy sz\u00e1m\u00fa k\u00e9r\u00e9s be\u00e9rkez\u00e9sekor. 2015-ben egy tov\u00e1bbi rendez\u00e9si f\u00e1zis is bevezet\u00e9sre ker\u00fclt, mivel a t\u00f6bbprocesszoros rendszereken t\u00f6rt\u00e9nt titkos\u00edt\u00e1si k\u00e9relmek nem tartott\u00e1k be a bek\u00fcld\u00e9s sorrendj\u00e9t (a lemezhez val\u00f3 hozz\u00e1f\u00e9r\u00e9s helyett v\u00e9letlenszer\u0171 hozz\u00e1f\u00e9r\u00e9s t\u00f6rt\u00e9nt, \u00e9s a CFQ \u00fctemez\u0151 is hat\u00e1stalanul m\u0171k\u00f6d\u00f6tt). Jelenleg SSD-meghajt\u00f3k haszn\u00e1lata sor\u00e1n a rendez\u00e9s \u00e9rtelm\u00e9t vesz\u00edtette, \u00e9s a CFQ \u00fctemez\u0151t m\u00e1r nem haszn\u00e1lj\u00e1k a kernelben.<\/p>\n<p>Figyelembe v\u00e9ve, hogy a modern t\u00e1rol\u00f3k gyorsabbak \u00e9s intelligensebbek lettek, a Linux kernel er\u0151forr\u00e1s-megoszt\u00e1si rendszere fel\u00fclvizsg\u00e1latra ker\u00fclt, \u00e9s n\u00e9h\u00e1ny alrendszer \u00e1tdolgoz\u00e1sra ker\u00fclt, Cloudflare m\u00e9rn\u00f6kei <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/cloudflare\/linux\/blob\/master\/patches\/0023-Add-DM_CRYPT_FORCE_INLINE-flag-to-dm-crypt-target.patch\">csapathoz hozz\u00e1adtuk<\/a><\/noindex> A dm-crypt \u00faj \u00fczemm\u00f3dja megszabadult a felesleges sorqueue-k \u00e9s aszinkron h\u00edv\u00e1sok haszn\u00e1lat\u00e1t\u00f3l. Az \u00fczemm\u00f3d egy k\u00fcl\u00f6n 'force_inline' jelz\u0151 aktiv\u00e1l\u00e1s\u00e1val ind\u00edthat\u00f3, \u00e9s a dm-cryptot egyszer\u0171 proxy form\u00e1j\u00e1ba hozza, amely titkos\u00edtja \u00e9s visszafejti a be\u00e9rkez\u0151 k\u00e9r\u00e9seket. A Crypto API-val val\u00f3 interakci\u00f3t explicit titkos\u00edt\u00e1si algoritmusok kiv\u00e1laszt\u00e1s\u00e1val optimaliz\u00e1lt\u00e1k, amelyek szinkron m\u00f3don m\u0171k\u00f6dnek \u00e9s nem haszn\u00e1lnak k\u00e9r\u00e9sek sorqueue-j\u00e1t. A Crypto API-val val\u00f3 szinkron m\u0171k\u00f6d\u00e9shez sz\u00fcks\u00e9ges volt <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/cloudflare\/linux\/blob\/master\/patches\/0024-Add-xtsproxy-Crypto-API-module.patch\">aj\u00e1nlott<\/a><\/noindex> egy modul is rendelkez\u00e9sre \u00e1ll, amely lehet\u0151v\u00e9 teszi az FPU\/AES-NI haszn\u00e1lat\u00e1t a gyors\u00edt\u00e1sra \u00e9s k\u00f6zvetlen\u00fcl tov\u00e1bb\u00edtja a titkos\u00edt\u00e1si \u00e9s visszafejt\u00e9si k\u00e9r\u00e9seket.<\/p>\n<p>Ennek eredm\u00e9nyek\u00e9nt a RAM-lemez tesztel\u00e9se sor\u00e1n t\u00f6bb mint k\u00e9tszeres\u00e9re siker\u00fclt n\u00f6velni a dm-crypt teljes\u00edtm\u00e9ny\u00e9t - a teljes\u00edtm\u00e9ny 294 MB\/s (2 x 147 MB\/s) -r\u0151l 640 MB\/s-ra n\u0151tt, ami nagyon k\u00f6zel \u00e1ll a nyers titkos\u00edt\u00e1s teljes\u00edtm\u00e9ny\u00e9hez (696 MB\/s).<br \/>\n<center><noindex><a rel=\"nofollow\" href=\"https:\/\/blog-cloudflare-com-assets.storage.googleapis.com\/2020\/03\/read-throughput-annotated.png\"><img decoding=\"async\" alt=\"A Cloudflare patch-eket k\u00e9sz\u00edtett, amelyek jelent\u0151sen felgyors\u00edtj\u00e1k a lemezes titkos\u00edt\u00e1st Linux alatt\" src=\"\/wp-content\/uploads\/2020\/03\/d7f7edcc0251f0fbc0fd3095cce8f8a0.png\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><br \/>\n<center><noindex><a rel=\"nofollow\" href=\"https:\/\/blog-cloudflare-com-assets.storage.googleapis.com\/2020\/03\/write-throughput-annotated.png\"><img decoding=\"async\" alt=\"A Cloudflare patch-eket k\u00e9sz\u00edtett, amelyek jelent\u0151sen felgyors\u00edtj\u00e1k a lemezes titkos\u00edt\u00e1st Linux alatt\" src=\"\/wp-content\/uploads\/2020\/03\/2c9fd0549da22ee1987a166604f69c0b.png\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><br \/>\n<center><noindex><a rel=\"nofollow\" href=\"https:\/\/blog-cloudflare-com-assets.storage.googleapis.com\/2020\/03\/await-annotated.png\"><img decoding=\"async\" alt=\"A Cloudflare patch-eket k\u00e9sz\u00edtett, amelyek jelent\u0151sen felgyors\u00edtj\u00e1k a lemezes titkos\u00edt\u00e1st Linux alatt\" src=\"\/wp-content\/uploads\/2020\/03\/a0c9d02ef10ad90b2deaeddde0e2434b.png\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p>A terhel\u00e9ses tesztel\u00e9s sor\u00e1n a val\u00f3s szervereken az \u00faj megval\u00f3s\u00edt\u00e1s teljes\u00edtm\u00e9nye nagyon k\u00f6zel \u00e1llt a titkos\u00edt\u00e1s n\u00e9lk\u00fcli konfigur\u00e1ci\u00f3hoz, \u00e9s a titkos\u00edt\u00e1s bekapcsol\u00e1sa a Cloudflare gyors\u00edt\u00f3t\u00e1ras szervereken nem befoly\u00e1solta a v\u00e1laszid\u0151t. A j\u00f6v\u0151ben a Cloudflare tervezi, hogy \u00e1tadja a k\u00e9sz jav\u00edt\u00e1sokat a Linux f\u0151 magj\u00e1ba, de el\u0151bb \u00e1t kell dolgozni \u0151ket, mivel azok egy bizonyos terhel\u00e9shez lettek optimaliz\u00e1lva, \u00e9s nem terjednek ki minden alkalmaz\u00e1si ter\u00fcletre, p\u00e9ld\u00e1ul az alacsony teljes\u00edtm\u00e9ny\u0171 be\u00e1gyazott eszk\u00f6z\u00f6k titkos\u00edt\u00e1s\u00e1ra.<\/p>\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/blog-cloudflare-com-assets.storage.googleapis.com\/2020\/03\/prod.png\"><img decoding=\"async\" alt=\"A Cloudflare patch-eket k\u00e9sz\u00edtett, amelyek jelent\u0151sen felgyors\u00edtj\u00e1k a lemezes titkos\u00edt\u00e1st Linux alatt\" src=\"\/wp-content\/uploads\/2020\/03\/cad243a99fa04bb74f5e6a25ae2e7b3e.png\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Forr\u00e1s: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52630\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u0438\u0437 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Cloudflare \u0440\u0430\u0441\u0441\u043a\u0430\u0437\u0430\u043b\u0438 \u043e \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0438 \u0440\u0430\u0431\u043e\u0442\u044b \u043f\u043e \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0438 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438 \u0434\u0438\u0441\u043a\u043e\u0432\u043e\u0433\u043e \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432 \u044f\u0434\u0440\u0435 Linux. \u0412 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u0435 \u0431\u044b\u043b\u0438 \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d\u044b \u043f\u0430\u0442\u0447\u0438 \u0434\u043b\u044f \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c\u044b dm-crypt \u0438 Crypto API, \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0432\u0448\u0438\u0435 \u0432 \u0441\u0438\u043d\u0442\u0435\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u043c \u0442\u0435\u0441\u0442\u0435 \u0431\u043e\u043b\u0435\u0435 \u0447\u0435\u043c \u0432 \u0434\u0432\u0430 \u0440\u0430\u0437\u0430 \u043f\u043e\u0434\u043d\u044f\u0442\u044c \u043f\u0440\u043e\u043f\u0443\u0441\u043a\u043d\u0443\u044e \u0441\u043f\u043e\u0441\u043e\u0431\u043d\u043e\u0441\u0442\u0438 \u043f\u0440\u0438 \u0447\u0442\u0435\u043d\u0438\u0438 \u0438 \u0437\u0430\u043f\u0438\u0441\u0438, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0432 \u0434\u0432\u0430 \u0440\u0430\u0437\u0430 \u0441\u043d\u0438\u0437\u0438\u0442\u044c \u0437\u0430\u0434\u0435\u0440\u0436\u043a\u0438. \u041f\u0440\u0438 \u0442\u0435\u0441\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0438 \u043d\u0430 \u0440\u0435\u0430\u043b\u044c\u043d\u043e\u043c \u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u0438 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":75940,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-75939","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=\"\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u0438\u0437 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Cloudflare \u0440\u0430\u0441\u0441\u043a\u0430\u0437\u0430\u043b\u0438 \u043e \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0438 \u0440\u0430\u0431\u043e\u0442\u044b \u043f\u043e \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0438 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438.\" \/>\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\/hu\/blog\/news\/kompaniya-cloudflare-podgotovila-patchi-kardinalno-uskoryayushhie-diskovoe-shifrovanie-v-linux\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.3\" \/>\n\t\t<meta property=\"og:locale\" content=\"hu_HU\" \/>\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\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Cloudflare \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u0438\u043b\u0430 \u043f\u0430\u0442\u0447\u0438, \u043a\u0430\u0440\u0434\u0438\u043d\u0430\u043b\u044c\u043d\u043e \u0443\u0441\u043a\u043e\u0440\u044f\u044e\u0449\u0438\u0435 \u0434\u0438\u0441\u043a\u043e\u0432\u043e\u0435 \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0432 Linux | ProHoster\" \/>\n\t\t<meta property=\"og:description\" content=\"\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u0438\u0437 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Cloudflare \u0440\u0430\u0441\u0441\u043a\u0430\u0437\u0430\u043b\u0438 \u043e \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0438 \u0440\u0430\u0431\u043e\u0442\u044b \u043f\u043e \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0438 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/hu\/blog\/news\/kompaniya-cloudflare-podgotovila-patchi-kardinalno-uskoryayushhie-diskovoe-shifrovanie-v-linux\" \/>\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=\"2020-03-29T17:42:19+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2020-03-29T17:42:19+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\udd47A Cloudflare v\u00e1llalat jav\u00edt\u00e1sokat k\u00e9sz\u00edtett, amelyek dr\u00e1maian felgyors\u00edtj\u00e1k a lemezes titkos\u00edt\u00e1st a Linuxban | ProHoster","description":"A Cloudflare fejleszt\u0151i besz\u00e1moltak a teljes\u00edtm\u00e9ny optimaliz\u00e1l\u00e1s\u00e1n v\u00e9gzett munk\u00e1r\u00f3l.","canonical_url":"https:\/\/prohoster.info\/hu\/blog\/news\/kompaniya-cloudflare-podgotovila-patchi-kardinalno-uskoryayushhie-diskovoe-shifrovanie-v-linux","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"hu_HU","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\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Cloudflare \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u0438\u043b\u0430 \u043f\u0430\u0442\u0447\u0438, \u043a\u0430\u0440\u0434\u0438\u043d\u0430\u043b\u044c\u043d\u043e \u0443\u0441\u043a\u043e\u0440\u044f\u044e\u0449\u0438\u0435 \u0434\u0438\u0441\u043a\u043e\u0432\u043e\u0435 \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0432 Linux | ProHoster","og:description":"\u0420\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u0438\u0437 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0438 Cloudflare \u0440\u0430\u0441\u0441\u043a\u0430\u0437\u0430\u043b\u0438 \u043e \u043f\u0440\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0438 \u0440\u0430\u0431\u043e\u0442\u044b \u043f\u043e \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0438 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438.","og:url":"https:\/\/prohoster.info\/hu\/blog\/news\/kompaniya-cloudflare-podgotovila-patchi-kardinalno-uskoryayushhie-diskovoe-shifrovanie-v-linux","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":"2020-03-29T17:42:19+00:00","article:modified_time":"2020-03-29T17:42:19+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"75939","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":null,"breadcrumb_settings":null,"limit_modified_date":false,"reviewed_by":null,"ai":null,"created":"2021-02-28 17:46:22","updated":"2022-10-01 10:55:48","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts\/75939","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/comments?post=75939"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/posts\/75939\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/media\/75940"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/media?parent=75939"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/categories?post=75939"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/hu\/wp-json\/wp\/v2\/tags?post=75939"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}