{"id":40138,"date":"2020-01-31T20:49:06","date_gmt":"2020-01-31T17:49:06","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/katastrofoustojchivoe-oblako-kak-eto-rabotaet"},"modified":"2020-01-31T20:49:06","modified_gmt":"2020-01-31T17:49:06","slug":"katastrofoustojchivoe-oblako-kak-eto-rabotaet","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/katastrofoustojchivoe-oblako-kak-eto-rabotaet","title":{"rendered":"Katseluaegne pilv: kuidas see t\u00f6\u00f6tab","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Tere, Habr! <\/p>\n<p>P\u00e4rast uusaasta puhkusi k\u00e4ivitasime \u00fcmber katastroofikindla pilve, mis p\u00f5hineb kahel asukohal. T\u00e4na r\u00e4\u00e4gime, kuidas see toimib, ja n\u00e4itame, mis juhtub kliendi virtuaalmasinatega, kui m\u00f5ni klastrielement eba\u00f5nnestub v\u00f5i kui kogu asukoht kaob (spoiler \u2013 nendega on k\u00f5ik korras). <\/p>\n<p><img decoding=\"async\" alt=\"Katseluaegne pilv: kuidas see t\u00f6\u00f6tab\" src=\"\/wp-content\/uploads\/2020\/01\/58b56261b55785a76bce3e754c86f6a9.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>Katastroofikindla pilve andmesalvestus OST asukohal.<\/i><noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h3>Mis on sees<\/h3>\n<p>\nKlastri all on Cisco UCS serverid VMware ESXi h\u00fcperviisoriga, kaks INFINIDAT InfiniBox F2240 andmesalvestusseadet, Cisco Nexus v\u00f5rguvarustus ja Brocade SAN-l\u00fclitid. Klaster on jagatud kahe asukoha vahel \u2013 OST ja NORD, st igas andmekeskuses on identne seadmete komplekt. Just see muudab selle katastroofikindlaks. <\/p>\n<p>\u00dches asukohas on p\u00f5hielemendid samuti dubleeritud (hostid, SAN-l\u00fclitid, v\u00f5rgud).<br \/>\nKaks asukohta on \u00fchendatud eraldatud optilise kiudukaabli radadega, mis on samuti varustatud.<\/p>\n<p>M\u00f5ned s\u00f5nad andmesalvestusseadmest. Esimene versioon katastroofikindlast pilvest ehitati NetAppile. Siin valisime INFINIDATi, ja siin on miks:<\/p>\n<ul>\n<li>Active-Active replikatsioonivalik. See v\u00f5imaldab virtuaalsel masinal j\u00e4\u00e4da t\u00f6\u00f6v\u00f5imeliseks isegi siis, kui \u00fcks andmesalvestusseade t\u00e4ielikult eba\u00f5nnestub. R\u00e4\u00e4gin replikatsioonist l\u00e4hemalt hiljem.<\/li>\n<li>Kolm kettakontrollerit s\u00fcsteemi vigade v\u00e4ltimise suurendamiseks. Tavaliselt on neid kaks.<\/li>\n<li>Valmis lahendus. Meile toodi juba kokku monteeritud riiul, mille tuli vaid v\u00f5rku \u00fchendada ja seadistada.<\/li>\n<li>Hoolikas tehniline tugi. INFINIDATi insenerid anal\u00fc\u00fcsivad pidevalt logisid ja andmesalvestusseadme s\u00fcndmusi, paigaldavad uusi versioone tarkvaras ja aitavad seadistamisega.<\/li>\n<\/ul>\n<p>\nSiin on m\u00f5ned fotod unpacking\u2019ust:<\/p>\n<p><img decoding=\"async\" alt=\"Katseluaegne pilv: kuidas see t\u00f6\u00f6tab\" src=\"\/wp-content\/uploads\/2020\/01\/b953a56bba9f0308f5fe1b27b356683b.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<img decoding=\"async\" alt=\"Katseluaegne pilv: kuidas see t\u00f6\u00f6tab\" src=\"\/wp-content\/uploads\/2020\/01\/94b5ceb8565ebe1ef2aacff943e1a9d0.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h3>Kuidas see t\u00f6\u00f6tab<\/h3>\n<p>\nPilv on juba endas katastroofikindel. See kaitseb klienti \u00fcksikute riistvaraliste ja tarkvaraliste t\u00f5rgete eest. Katastroofikindel aga aitab kaitsta massiliste t\u00f5rgete eest konkreetse asukoha piires: n\u00e4iteks andmesalvestusseadmest (v\u00f5i SDS klastrist, mis juhtub sageli \ud83d\ude42), massilised vead salvestusv\u00f5rgus jne. Ja mis k\u00f5ige t\u00e4htsam: selline pilv p\u00e4\u00e4stab, kui terve asukoht muutub k\u00e4ttesaamatuks tule, mustandi, r\u00f6\u00f6vimise v\u00f5i tulnukate r\u00fcnnaku t\u00f5ttu. <\/p>\n<p>Igas neist olukordadest j\u00e4tkavad kliendi virtuaalmasinad t\u00f6\u00f6tamist, ja siin on miks. <\/p>\n<p>Klastri skeem on \u00fcles ehitatud nii, et iga ESXi-host, millel on kliendi virtuaalmasinad, saab p\u00f6\u00f6rduda \u00fche v\u00f5i kahe andmesalvestuse poole. Kui OST asukohas asuv andmesalvestus eba\u00f5nnestub, j\u00e4tkavad virtuaalmasinad t\u00f6\u00f6tamist: hostid, millel need t\u00f6\u00f6tavad, v\u00f5tavad andmeid NORD andmesalvestusest. <\/p>\n<p><img decoding=\"async\" alt=\"Katseluaegne pilv: kuidas see t\u00f6\u00f6tab\" src=\"\/wp-content\/uploads\/2020\/01\/996193debdab5b3564c97b05b1e5ba27.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>Nii n\u00e4eb v\u00e4lja \u00fchenduse skeem klastri sees. <\/i><\/p>\n<p>See on v\u00f5imalik t\u00e4nu sellele, et kahe asukoha SAN-tehaste vahel on seadistatud Inter-Switch Link: OST Fabric A SAN-l\u00fcliti on \u00fchendatud NORD Fabric A SAN-l\u00fclitiga, samamoodi on seatud ka Fabric B SAN-l\u00fclitid. <\/p>\n<p>Ja et k\u00f5ik need SAN-tehaste keerulised seosed oleksid m\u00f5istlikud, on kahe andmesalvestuse vahel seadistatud aktiivne-aktiivne replikatsioon: teave kirjutatakse peaaegu samaaegselt nii kohalikku kui ka kaugandmesalvestusse, RPO=0. Seega on \u00fches andmesalvestuses andmete originaal, teises - nende replikatsioon. Andmed replikitakse andmesalvestuse mahtude tasandil, ning nende peal hoitakse VM andmeid (tema kettad, konfigureerimisfail, vahetusfail jne). <\/p>\n<p>ESXi-host n\u00e4eb p\u00f5himahtu ja selle replikatsiooni kui \u00fchte salvestusseadet (Storage Device). Iga salvestusseadmest on 24 teed ESXi-hosti:<\/p>\n<p>12 teed \u00fchendavad selle kohaliku andmesalvestusega (optimaalsed teed), \u00fclej\u00e4\u00e4nud 12 - kaugel asuva andmesalvestusega (mitte-optimaalsed teed). Tavalistes tingimustes p\u00f6\u00f6rdub ESXi andmete poole kohaliku andmesalvestuse kaudu, kasutades \"optimaalseid\" teid. Kui see andmesalvestus eba\u00f5nnestub, kaotab ESXi optimaalsed teed ja l\u00fclitub \"mitte-optimaalsetele\". Nii n\u00e4eb see skeemil v\u00e4lja.<\/p>\n<p><img decoding=\"async\" alt=\"Katseluaegne pilv: kuidas see t\u00f6\u00f6tab\" src=\"\/wp-content\/uploads\/2020\/01\/e2b61eb8b9db4b882a6d20c0abf9fc4e.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>Kliendile vastupidavuse skeem.<\/i><\/p>\n<p>K\u00f5ik kliendi v\u00f5rgud on \u00fchendatud m\u00f5lemasse asukohta \u00fchise v\u00f5rgutehase kaudu. Igal asukohal t\u00f6\u00f6tab Provider Edge (PE), kus kliendi v\u00f5rgud l\u00f5ppevad. PE-d on \u00fchendatud \u00fchisesse klastrisse. Kui PE eba\u00f5nnestub \u00fches asukohas, suunatakse kogu liiklus teise asukohta. Selle tulemusena j\u00e4\u00e4vad virtuaalmasinad asukohas, mis j\u00e4i ilma PE-st, kliendile v\u00f5rgu kaudu k\u00e4tte saadavaks. <\/p>\n<p>Vaatame n\u00fc\u00fcd, mis juhtub kliendi virtuaalmasinatega erinevate eba\u00f5nnestumiste korral. Alustame k\u00f5ige kergematest variantidest ja l\u00f5petame raskema juhtumiga - kogu asukoha eba\u00f5nnestumisega. N\u00e4idetes on p\u00f5hiasukohaks OST ja varukoht andmete replikatsiooniga NORD.<\/p>\n<h3>Mis juhtub kliendi virtuaalmasinaga, kui\u2026 <\/h3>\n<p>\n<b>Eba\u00f5nnestub replikatsiooni link.<\/b> Replikatsioon kahe asukoha andmesalvestuste vahel l\u00f5petatakse.<br \/>\nESXi t\u00f6\u00f6tavad ainult kohalike ketta seadmete (optimaalsete teede) korral. <br \/>\nVirtuaalmasinad j\u00e4tkavad t\u00f6\u00f6d.<\/p>\n<p><img decoding=\"async\" alt=\"Katseluaegne pilv: kuidas see t\u00f6\u00f6tab\" src=\"\/wp-content\/uploads\/2020\/01\/c15c34e54cb456011f3155b30cbe1063.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<b>ISL (Inter-Switch Link) katkeb.<\/b> Juhtum on ebat\u00f5en\u00e4oline. Ainus, kui m\u00f5ni raevukas kaevur kaevab korraga mitu optilist teed, mis kulgevad iseseisvaid marsruute pidi ja on viidud platsidele erinevate sissetulekute kaudu. Aga siiski. Sellisel juhul kaotavad ESXi-hostid poole teedest ja saavad juurdep\u00e4\u00e4su ainult oma kohalikele SAN-idele. Repliigid kogunevad, kuid hostid ei suuda neile juurde p\u00e4\u00e4seda. <\/p>\n<p>Virtuaalmasinad t\u00f6\u00f6tavad probleemideta.<\/p>\n<p><img decoding=\"async\" alt=\"Katseluaegne pilv: kuidas see t\u00f6\u00f6tab\" src=\"\/wp-content\/uploads\/2020\/01\/c6c1b8b4972cd90cdb639fffe623bc1d.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<b>SAN-l\u00fcliti ei toimi \u00fchel platsil.<\/b> ESXi-hostid kaotavad osa teedest SAN-idele. Sel juhul t\u00f6\u00f6tavad platsil, kus l\u00fcliti ei t\u00f6\u00f6ta, hostid ainult \u00fche oma HBAd kaudu. <\/p>\n<p>Virtuaalmasinad j\u00e4tkavad t\u00f6\u00f6d probleemideta.<\/p>\n<p><img decoding=\"async\" alt=\"Katseluaegne pilv: kuidas see t\u00f6\u00f6tab\" src=\"\/wp-content\/uploads\/2020\/01\/3325765d426751e8717af20f7f122b90.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<b>K\u00f5ik SAN-l\u00fclitid ei toimi \u00fchel platsil.<\/b> Oletame, et selline \u00f5nnetus toimub OST-platsil. Sellisel juhul kaotavad ESXi-hostid sellel platsil k\u00f5ik teed oma ketta seadmetele. Sisse astub standardne VMware vSphere HA mehhanism: see taask\u00e4ivitab k\u00f5ik virtuaalmasinad OST-platsil NORD-is maksimaalselt 140 sekundi jooksul. <\/p>\n<p>Virtuaalmasinad, mis t\u00f6\u00f6tavad NORD-platsi hostides, t\u00f6\u00f6tavad probleemideta.<\/p>\n<p><img decoding=\"async\" alt=\"Katseluaegne pilv: kuidas see t\u00f6\u00f6tab\" src=\"\/wp-content\/uploads\/2020\/01\/c7a129691cd4d6c161e165fd55607206.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<b>ESXi-host ei toimi \u00fchel platsil. <\/b>Siin t\u00f6\u00f6tab j\u00e4lle vSphere HA mehhanism: rikkega hosti virtuaalmasinad taask\u00e4ivituvad teistel hostidel \u2013 samas v\u00f5i kaugemal asuval platsil. Virtuaalmasina taask\u00e4ivitamise aeg on kuni 1 minut. <\/p>\n<p>Kui k\u00f5ik ESXi-hostid OST-platsil ei t\u00f6\u00f6ta, ei ole v\u00f5imalusi: VM-id taask\u00e4ivituvad teisel. Taask\u00e4ivitamise aeg on sama. <\/p>\n<p><img decoding=\"async\" alt=\"Katseluaegne pilv: kuidas see t\u00f6\u00f6tab\" src=\"\/wp-content\/uploads\/2020\/01\/c00fb5078e0c4df1461187d8896670a4.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<b>SAN ei t\u00f6\u00f6ta \u00fchel platsil.<\/b> Oletame, et SAN l\u00f5petas t\u00f6\u00f6 OST-platsil. Siis suunduvad OST-platsi ESXi-hostid repliikide SAN-ide t\u00f6\u00f6tamisele NORD-is. P\u00e4rast rikka SAN-i taastamist toimub sundreplikatsioon, ESXi-hostid OST hakkavad j\u00e4lle p\u00f6\u00f6rduma kohaliku SAN-i poole. <\/p>\n<p>Virtuaalmasinad t\u00f6\u00f6tavad kogu selle aja probleemideta.<\/p>\n<p><img decoding=\"async\" alt=\"Katseluaegne pilv: kuidas see t\u00f6\u00f6tab\" src=\"\/wp-content\/uploads\/2020\/01\/87f7e1d012886d963f020768864154a7.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<b>\u00dcks plats ei toimi.<\/b> Sel juhul taask\u00e4ivitatakse k\u00f5ik virtuaalmasinad varuplatsi kaudu vSphere HA mehhanismi abil. Virtuaalmasina taask\u00e4ivitamise aeg on 140 sekundit. Samal ajal j\u00e4\u00e4vad k\u00f5ik virtuaalmasina v\u00f5rgu seadistused alles ning see j\u00e4\u00e4b kliendile v\u00f5rgu kaudu ligip\u00e4\u00e4setavaks.<\/p>\n<p>Ette v\u00f5tta varuplatsi masinate taask\u00e4ivitamine ilma probleemideta, on iga plats t\u00e4idetud vaid pooleldi. Teine pool on varu, juhuks kui k\u00f5ik virtuaalsed masinad tuleb teisest kahjustatud platsist \u00fcle viia.<\/p>\n<p><img decoding=\"async\" alt=\"Katseluaegne pilv: kuidas see t\u00f6\u00f6tab\" src=\"\/wp-content\/uploads\/2020\/01\/62cad7aaf5043f6879dc4a6cbb7b35bb.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nJust selliste rikete eest kaitseb katastroofit\u00f6\u00f6tlus pilves, mis p\u00f5hineb kahel andmekeskusel. <\/p>\n<p>See nauding ei ole odav, kuna lisaks peamistele ressurssidele on vajalik varu teisel platsil. Seep\u00e4rast paigutatakse sellisesse pilve \u00e4ri-kriitilised teenused, mille pikaajaline seiskamine toob kaasa suuri rahalisi ja mainekahjusid, v\u00f5i kui teabe s\u00fcsteemile on kehtestatud katastroofit\u00f6\u00f6tlemise n\u00f5uded regulaatorite v\u00f5i ettev\u00f5tte siseeeskirjade poolt.<\/p>\n<p><b>Allikad:<\/b><\/p>\n<ol>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/www.infinidat.com\/sites\/default\/files\/resource-pdfs\/DS-INFBOX-190331-US_0.pdf\">www.infinidat.com\/sites\/default\/files\/resource-pdfs\/DS-INFBOX-190331-US_0.pdf<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/support.infinidat.com\/hc\/en-us\/articles\/207057109-InfiniBox-best-practices-guides\">support.infinidat.com\/hc\/en-us\/articles\/207057109-InfiniBox-best-practices-guides<\/a><\/noindex><\/li>\n<\/ol>\n<p>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/dataline\/blog\/486186\/\">habr.com<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0438\u0432\u0435\u0442, \u0425\u0430\u0431\u0440! \u041f\u043e\u0441\u043b\u0435 \u043d\u043e\u0432\u043e\u0433\u043e\u0434\u043d\u0438\u0445 \u043f\u0440\u0430\u0437\u0434\u043d\u0438\u043a\u043e\u0432 \u043c\u044b \u043f\u0435\u0440\u0435\u0437\u0430\u043f\u0443\u0441\u0442\u0438\u043b\u0438 \u043a\u0430\u0442\u0430\u0441\u0442\u0440\u043e\u0444\u043e\u0443\u0441\u0442\u043e\u0439\u0447\u0438\u0432\u043e\u0435 \u043e\u0431\u043b\u0430\u043a\u043e \u043d\u0430 \u0431\u0430\u0437\u0435 \u0434\u0432\u0443\u0445 \u043f\u043b\u043e\u0449\u0430\u0434\u043e\u043a. \u0421\u0435\u0433\u043e\u0434\u043d\u044f \u0440\u0430\u0441\u0441\u043a\u0430\u0436\u0435\u043c, \u043a\u0430\u043a \u044d\u0442\u043e \u0443\u0441\u0442\u0440\u043e\u0435\u043d\u043e, \u0438 \u043f\u043e\u043a\u0430\u0436\u0435\u043c, \u0447\u0442\u043e \u043f\u0440\u043e\u0438\u0441\u0445\u043e\u0434\u0438\u0442 \u0441 \u043a\u043b\u0438\u0435\u043d\u0442\u0441\u043a\u0438\u043c\u0438 \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u044c\u043d\u044b\u043c\u0438 \u043c\u0430\u0448\u0438\u043d\u0430\u043c\u0438 \u043f\u0440\u0438 \u043e\u0442\u043a\u0430\u0437\u0435 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0445 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 \u043a\u043b\u0430\u0441\u0442\u0435\u0440\u0430 \u0438 \u043f\u0430\u0434\u0435\u043d\u0438\u0438 \u0446\u0435\u043b\u043e\u0439 \u043f\u043b\u043e\u0449\u0430\u0434\u043a\u0438 (\u0441\u043f\u043e\u0439\u043b\u0435\u0440 \u2013 \u0441 \u043d\u0438\u043c\u0438 \u0432\u0441\u0435 \u0445\u043e\u0440\u043e\u0448\u043e). \u0421\u0425\u0414 \u043a\u0430\u0442\u0430\u0441\u0442\u0440\u043e\u0444\u043e\u0443\u0441\u0442\u043e\u0439\u0447\u0438\u0432\u043e\u0433\u043e \u043e\u0431\u043b\u0430\u043a\u0430 \u043d\u0430 \u043f\u043b\u043e\u0449\u0430\u0434\u043a\u0435 OST. \u0427\u0442\u043e \u0432\u043d\u0443\u0442\u0440\u0438 \u041f\u043e\u0434 \u043a\u0430\u043f\u043e\u0442\u043e\u043c \u0443 \u043a\u043b\u0430\u0441\u0442\u0435\u0440\u0430 \u0441\u0435\u0440\u0432\u0435\u0440\u044b Cisco [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":40139,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-40138","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u0438\u0432\u0435\u0442, \u0425\u0430\u0431\u0440! \u041f\u043e\u0441\u043b\u0435 \u043d\u043e\u0432\u043e\u0433\u043e\u0434\u043d\u0438\u0445 \u043f\u0440\u0430\u0437\u0434\u043d\u0438\u043a\u043e\u0432 \u043c\u044b \u043f\u0435\u0440\u0435\u0437\u0430\u043f\u0443\u0441\u0442\u0438\u043b\u0438 \u043a\u0430\u0442\u0430\u0441\u0442\u0440\u043e\u0444\u043e\u0443\u0441\u0442\u043e\u0439\u0447\u0438\u0432\u043e\u0435 \u043e\u0431\u043b\u0430\u043a\u043e \u043d\u0430 \u0431\u0430\u0437\u0435 \u0434\u0432\u0443\u0445 \u043f\u043b\u043e\u0449\u0430\u0434\u043e\u043a.\" \/>\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\/et\/blog\/katastrofoustojchivoe-oblako-kak-eto-rabotaet\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.2\" \/>\n\t\t<meta property=\"og:locale\" content=\"et_EE\" \/>\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\u0430\u0442\u0430\u0441\u0442\u0440\u043e\u0444\u043e\u0443\u0441\u0442\u043e\u0439\u0447\u0438\u0432\u043e\u0435 \u043e\u0431\u043b\u0430\u043a\u043e: \u043a\u0430\u043a \u044d\u0442\u043e \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0442 | ProHoster\" \/>\n\t\t<meta property=\"og:description\" content=\"\u041f\u0440\u0438\u0432\u0435\u0442, \u0425\u0430\u0431\u0440! \u041f\u043e\u0441\u043b\u0435 \u043d\u043e\u0432\u043e\u0433\u043e\u0434\u043d\u0438\u0445 \u043f\u0440\u0430\u0437\u0434\u043d\u0438\u043a\u043e\u0432 \u043c\u044b \u043f\u0435\u0440\u0435\u0437\u0430\u043f\u0443\u0441\u0442\u0438\u043b\u0438 \u043a\u0430\u0442\u0430\u0441\u0442\u0440\u043e\u0444\u043e\u0443\u0441\u0442\u043e\u0439\u0447\u0438\u0432\u043e\u0435 \u043e\u0431\u043b\u0430\u043a\u043e \u043d\u0430 \u0431\u0430\u0437\u0435 \u0434\u0432\u0443\u0445 \u043f\u043b\u043e\u0449\u0430\u0434\u043e\u043a.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/et\/blog\/katastrofoustojchivoe-oblako-kak-eto-rabotaet\" \/>\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=\"2020-01-31T17:49:06+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2020-01-31T17:49:06+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\udd47Katastroofit\u00f6\u00f6tlemise pilv: kuidas see t\u00f6\u00f6tab | ProHoster","description":"Tere, Habr! P\u00e4rast jaanip\u00fchi taask\u00e4ivitame katastroofit\u00f6\u00f6tluse pilve, mis p\u00f5hineb kahel platsil.","canonical_url":"https:\/\/prohoster.info\/et\/blog\/katastrofoustojchivoe-oblako-kak-eto-rabotaet","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"et_EE","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\u0430\u0442\u0430\u0441\u0442\u0440\u043e\u0444\u043e\u0443\u0441\u0442\u043e\u0439\u0447\u0438\u0432\u043e\u0435 \u043e\u0431\u043b\u0430\u043a\u043e: \u043a\u0430\u043a \u044d\u0442\u043e \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0442 | ProHoster","og:description":"\u041f\u0440\u0438\u0432\u0435\u0442, \u0425\u0430\u0431\u0440! \u041f\u043e\u0441\u043b\u0435 \u043d\u043e\u0432\u043e\u0433\u043e\u0434\u043d\u0438\u0445 \u043f\u0440\u0430\u0437\u0434\u043d\u0438\u043a\u043e\u0432 \u043c\u044b \u043f\u0435\u0440\u0435\u0437\u0430\u043f\u0443\u0441\u0442\u0438\u043b\u0438 \u043a\u0430\u0442\u0430\u0441\u0442\u0440\u043e\u0444\u043e\u0443\u0441\u0442\u043e\u0439\u0447\u0438\u0432\u043e\u0435 \u043e\u0431\u043b\u0430\u043a\u043e \u043d\u0430 \u0431\u0430\u0437\u0435 \u0434\u0432\u0443\u0445 \u043f\u043b\u043e\u0449\u0430\u0434\u043e\u043a.","og:url":"https:\/\/prohoster.info\/et\/blog\/katastrofoustojchivoe-oblako-kak-eto-rabotaet","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":"2020-01-31T17:49:06+00:00","article:modified_time":"2020-01-31T17:49:06+00:00","article:publisher":"https:\/\/www.facebook.com\/prohoster","article:author":"https:\/\/www.facebook.com\/prohoster"},"aioseo_meta_data":{"post_id":"40138","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":"2021-03-01 00:44:38","updated":"2022-09-28 05:19:32","focus_keyword":null,"additional_keywords":null,"truseo_locale":null},"gt_translate_keys":[{"key":"link","format":"url"}],"_links":{"self":[{"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/posts\/40138","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/comments?post=40138"}],"version-history":[{"count":0,"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/posts\/40138\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/media\/40139"}],"wp:attachment":[{"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/media?parent=40138"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/categories?post=40138"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prohoster.info\/et\/wp-json\/wp\/v2\/tags?post=40138"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}