{"id":38874,"date":"2019-10-31T22:26:29","date_gmt":"2019-10-31T19:26:29","guid":{"rendered":"https:\/\/prohoster.info\/blog\/virtualizatsiya-v-kartinkah-dlya-detej-snezhinok\/"},"modified":"2019-10-31T22:26:29","modified_gmt":"2019-10-31T19:26:29","slug":"virtualizatsiya-v-kartinkah-dlya-detej-snezhinok","status":"publish","type":"post","link":"https:\/\/prohoster.info\/nl\/blog\/administrirovanie\/virtualizatsiya-v-kartinkah-dlya-detej-snezhinok","title":{"rendered":"Virtualisatie in afbeeldingen voor sneeuwvlokkinderen","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Een paar dagen geleden vond er in een gemeenschap (VsSupport, voor degenen die het interesseert) een ongekende drama plaats - het blijkt dat kennis uit de gemeenschap verloren kan gaan!!! En waarom is dat - omdat millennials (de nieuwe incarnatie van indigo-kinderen) niet weten hoe ze zelf een blog moeten bijhouden, en het is moeilijk om iets op Google te zoeken.<\/p>\n<p>Op basis van de discussies over 'waar de wereld naartoe gaat' is dit artikel ontstaan over de eerste stappen met VMware.<\/p>\n<p><img decoding=\"async\" alt=\"Virtualisatie in afbeeldingen voor sneeuwvlokkinderen\" src=\"\/wp-content\/uploads\/2019\/10\/0b6a3cc94c0cce36764b70c8259adacf.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><br \/>\n<b>Eerste stappen met VMware en kinderfouten.<br \/>\n<\/b><br \/>\nOm een voor mij onduidelijke reden, als het gaat om VMware, en specifieker om ESXi en WS, beginnen mensen de theorie te bespreken, los van de praktijk. De theorie omvat discussies over het type hypervisor (de eerste, tweede, al niet de eerste maar ook nog niet de tweede, helemaal geen hypervisor, enzovoort) en de invloed daarvan op de prestaties. Een voorbeeld van zo'n artikel - <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/467801\/\">hier is<\/a><\/noindex>, en in het artikel over \u00e9\u00e9n onderwerp werd dit vergeten (Xen, Virtual PC), terwijl over een ander onderwerp helemaal niet werd vermeld (Protection ring). <\/p>\n<p>De praktijk is echter behoorlijk ver van dit deel van de theorie, en vereist in de eerste plaats de controle van geheel andere dingen.<\/p>\n<p>Dus, als je de kans krijgt om ergens te werken waar:<\/p>\n<ul>\n<li>VMware ESXi, vCenter en veel andere vreselijke woorden aanwezig zijn,<\/li>\n<li>er geen documentatie, inloggegevens, wachtwoorden, back-ups en eigenlijk helemaal niets is,<\/li>\n<li>je geen onge\u00ebvenaard artikel kon vinden, <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/333910\/\">Acties bij het begin van het werk - overdracht van taken, actualisatie, documentatie, audit.<\/a><\/noindex><\/li>\n<\/ul>\n<p>\nDan heb je maar \u00e9\u00e9n week om je werkzaamheden voor te bereiden, en \u00e9\u00e9n weekend om de volgende zaken te controleren met betrekking tot VMware (zonder back-ups, staat van de servers zelf, schijven, enzovoort - zoals beschreven in de recent prachtige <noindex><a rel=\"nofollow\" href=\"https:\/\/vmind.ru\/2019\/10\/11\/epic-fail-story\/\">artikel<\/a><\/noindex>. Dit is:<\/p>\n<p><b> \u2014 IP, inloggegevens en wachtwoorden voor BIOS en IPMI,<\/b> (<noindex><a rel=\"nofollow\" href=\"https:\/\/rsopitl.gitbook.io\/cb19\/servera\/obychnye-i-privychnye-servera.-pervyi-zapusk-obshie-voprosy\">iDrac, iLo, IMM, RMS iBMC.<\/a><\/noindex>)<\/p>\n<p><b> \u2014 IP, inloggegevens en wachtwoorden voor de VMware-hosts zelf.<\/b><\/p>\n<p>Zoals ze in VsSupport schrijven,<br \/>\n\u00ab<i>Wachtwoorden (of beter gezegd hun hashes) van ESXi-gebruikers worden opgeslagen in het bestand etc\/shadow, dat is opgeslagen in het archief local.tgz, dat weer is opgeslagen in het archief state.tgz.<br \/>\nEr zijn er daar twee op verschillende partities sda5sda6.<\/i>\u00ab<br \/>\nOf je moet veel buitenlandse letters lezen - <noindex><a rel=\"nofollow\" href=\"https:\/\/kb.vmware.com\/s\/article\/1317898\">Changing a forgotten root password on an ESX\/ESXi host (1317898).<\/a><\/noindex><\/p>\n<p><b> \u2014 Prestaties van de server zelf in de BIOS.<\/b> <br \/>\nHet blijkt voor velen een onthulling te zijn dat moderne servers van welk merk ook <i>groen en plat zijn,<\/i>, waardoor ze een uiterst duivels plan kunnen uitvoeren - bijvoorbeeld de prestaties drastisch verlagen door \u00e9\u00e9n stroomblok uit te schakelen.<\/p>\n<p> \u2014 Controle van de plaatsing van de ESXi scratch-partitie volgens <noindex><a rel=\"nofollow\" href=\"https:\/\/www.vladan.fr\/esxi-scratch-partition\/\">artikel <br \/>\n<\/a><\/noindex> \u2014 En ten slotte, voorbereiding op de installatie van patches voor minimaal ESXi volgens <noindex><a rel=\"nofollow\" href=\"https:\/\/kb.vmware.com\/s\/article\/2143832\">de lijst. <\/a><\/noindex><\/p>\n<p>P.S. Deze opmerking is geschreven naar aanleiding van een vraag in de community \u00abMoet je de IPMI-poort op de server aansluiten op de netwerkpoort?\u00bb en klachten over de hoge kosten van de standaard ondersteuning van VMware, terwijl het niveau van de vriendelijkheid van de ondersteuning voor de torrent-editie in de VsSupport-gemeenschap duidelijk laag is. <\/p>\n<p>Bijlen zijn opgehaald <noindex><a rel=\"nofollow\" href=\"https:\/\/jeramiah.net\/2018\/10\/im-shipping-up-to-boston\/\">here<\/a><\/noindex><br \/>\n<br \/>Bron: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/471218\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0422\u0440\u0435\u0442\u044c\u0435\u0433\u043e \u0434\u043d\u044f \u0432 \u043e\u0434\u043d\u043e\u043c \u0441\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u0435 (VsSupport, \u0435\u0441\u043b\u0438 \u043a\u043e\u043c\u0443-\u0442\u043e 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\u0433\u0443\u0433\u043b\u0435 \u0438\u0441\u043a\u0430\u0442\u044c \u0441\u043b\u043e\u0436\u043d\u043e. \u041f\u043e \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u0430\u043c \u043e\u0431\u0441\u0443\u0436\u0434\u0435\u043d\u0438\u044f \u00ab\u043a\u0443\u0434\u0430 \u043a\u0430\u0442\u0438\u0442\u0441\u044f \u043c\u0438\u0440\u00bb \u0438 \u0440\u043e\u0434\u0438\u043b\u0430\u0441\u044c \u044d\u0442\u0430 \u0441\u0442\u0430\u0442\u044c\u044f \u043f\u043e \u043d\u0430\u0447\u0430\u043b\u0443 \u0440\u0430\u0431\u043e\u0442\u044b [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":29162,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-38874","post","type-post","status-publish","format-standard","has-post-thumbnail","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=\"\u0422\u0440\u0435\u0442\u044c\u0435\u0433\u043e \u0434\u043d\u044f \u0432 \u043e\u0434\u043d\u043e\u043c \u0441\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u0435 (VsSupport, \u0435\u0441\u043b\u0438 \u043a\u043e\u043c\u0443-\u0442\u043e \u0432\u0430\u0436\u043d\u043e ) \u0440\u0430\u0437\u044b\u0433\u0440\u0430\u043b\u0430\u0441\u044c \u043d\u0435\u0432\u0438\u0434\u0430\u043d\u043d\u0430\u044f \u0434\u0440\u0430\u043c\u0430 \u2014 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