{"id":31230,"date":"2019-10-31T21:40:10","date_gmt":"2019-10-31T18:40:10","guid":{"rendered":"https:\/\/prohoster.info\/blog\/rekomendatsii-po-nastrojke-afa-accelstor-pri-rabote-s-vmware-vsphere\/"},"modified":"2019-10-31T21:40:10","modified_gmt":"2019-10-31T18:40:10","slug":"rekomendatsii-po-nastrojke-afa-accelstor-pri-rabote-s-vmware-vsphere","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/administrirovanie\/rekomendatsii-po-nastrojke-afa-accelstor-pri-rabote-s-vmware-vsphere","title":{"rendered":"Recommendations for configuring AFA AccelStor when working with VMware vSphere","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>A cikk keretein bel\u00fcl szeretn\u00e9nk bemutatni az AccelStor All Flash t\u00e1rol\u00f3k m\u0171k\u00f6d\u00e9s\u00e9nek saj\u00e1toss\u00e1gait, k\u00fcl\u00f6n\u00f6s figyelmet ford\u00edtva a VMware vSphere n\u00e9pszer\u0171 virtualiz\u00e1ci\u00f3s platformmal val\u00f3 haszn\u00e1latra. K\u00fcl\u00f6n\u00f6sen hangs\u00falyozni k\u00edv\u00e1njuk azokat a param\u00e9tereket, amelyek seg\u00edthetnek a maxim\u00e1lis hat\u00e9konys\u00e1g el\u00e9r\u00e9s\u00e9ben az All Flash, mint rendk\u00edv\u00fcl er\u0151s eszk\u00f6z haszn\u00e1lata sor\u00e1n. <\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Recommendations for configuring AFA AccelStor when working with VMware vSphere\" src=\"\/wp-content\/uploads\/2019\/04\/177f44f7e1c5f30c8c072af86b4f9999.jpg\" style=\"display:block;margin: 0 auto;\" \/><noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<p>Az AccelStor NeoSapphire\u2122 All Flash t\u00e1rol\u00f3k <noindex><a rel=\"nofollow\" href=\"http:\/\/accelstor.ru\/page\/professional-models\">egyt\u00e1rol\u00f3s<\/a><\/noindex> vagy <noindex><a rel=\"nofollow\" href=\"http:\/\/accelstor.ru\/page\/modeli-vysokoj-dostupnosti-ha\">sorban<\/a><\/noindex> SSD-alap\u00fa eszk\u00f6z\u00f6k, amelyek radik\u00e1lisan m\u00e1s megk\u00f6zel\u00edt\u00e9ssel val\u00f3s\u00edtj\u00e1k meg az adatkezel\u00e9s \u00e9s hozz\u00e1f\u00e9r\u00e9s fogalm\u00e1t saj\u00e1t technol\u00f3gi\u00e1juk felhaszn\u00e1l\u00e1s\u00e1val <noindex><a rel=\"nofollow\" href=\"http:\/\/accelstor.ru\/page\/flexiremap-technology\">FlexiRemap\u00ae<\/a><\/noindex> a rendk\u00edv\u00fcl n\u00e9pszer\u0171 RAID algoritmusok helyett. A t\u00e1rol\u00f3k blokkszint\u0171 hozz\u00e1f\u00e9r\u00e9st biztos\u00edtanak a gazdag\u00e9pek sz\u00e1m\u00e1ra Fibre Channel vagy iSCSI interf\u00e9szeken kereszt\u00fcl. Igazs\u00e1g szerint meg kell eml\u00edteni, hogy az iSCSI interf\u00e9szes modellek szint\u00e9n f\u00e1jl hozz\u00e1f\u00e9r\u00e9st k\u00edn\u00e1lnak, mint kellemes kis b\u00f3nusz. Azonban ebben a cikkben a blokkszint\u0171 protokollok alkalmaz\u00e1s\u00e1ra \u00f6sszpontos\u00edtunk, mivel ezek a legnagyobb teljes\u00edtm\u00e9nyt ny\u00fajtj\u00e1k az All Flash sz\u00e1m\u00e1ra.<\/p>\n<p><\/p>\n<p>Az AccelStor t\u00e1rol\u00f3 \u00e9s a VMware vSphere virtualiz\u00e1ci\u00f3s rendszer k\u00f6z\u00f6tti telep\u00edt\u00e9si \u00e9s be\u00e1ll\u00edt\u00e1si folyamat t\u00f6bb l\u00e9p\u00e9sre oszthat\u00f3:<\/p>\n<p><\/p>\n<ul>\n<li>A csatlakoz\u00e1si topol\u00f3gia megval\u00f3s\u00edt\u00e1sa \u00e9s a SAN h\u00e1l\u00f3zat be\u00e1ll\u00edt\u00e1sa;<\/li>\n<li>Az All Flash t\u00e1rol\u00f3 be\u00e1ll\u00edt\u00e1sa;<\/li>\n<li>ESXi gazdag\u00e9pek be\u00e1ll\u00edt\u00e1sa;<\/li>\n<li>Virtu\u00e1lis g\u00e9pek be\u00e1ll\u00edt\u00e1sa.<\/li>\n<\/ul>\n<p><\/p>\n<p>A p\u00e9ld\u00e1khoz haszn\u00e1lt eszk\u00f6z\u00f6k AccelStor NeoSapphire\u2122 t\u00e1rol\u00f3k voltak, Fibre Channel \u00e9s iSCSI interf\u00e9szekkel. Az alap szoftver a VMware vSphere 6.7U1 volt.<\/p>\n<p><\/p>\n<p>A cikkben bemutatott rendszerek telep\u00edt\u00e9se el\u0151tt er\u0151sen javasolt \u00e1ttekinteni a VMware teljes\u00edtm\u00e9nnyel kapcsolatos dokument\u00e1ci\u00f3j\u00e1t (<noindex><a rel=\"nofollow\" href=\"https:\/\/www.vmware.com\/content\/dam\/digitalmarketing\/vmware\/en\/pdf\/techpaper\/performance\/vsphere-esxi-vcenter-server-67-performance-best-practices.pdf\">Performance Best Practices for VMware vSphere 6.7<\/a><\/noindex> ) \u00e9s az iSCSI be\u00e1ll\u00edt\u00e1sait (<noindex>Best Practices For Running VMware vSphere On iSCSI<\/noindex>)<\/p>\n<p><\/p>\n<h3><i><b>A csatlakoz\u00e1si topol\u00f3gia \u00e9s a SAN h\u00e1l\u00f3zat be\u00e1ll\u00edt\u00e1sa<\/b><\/i><\/h3>\n<p><\/p>\n<p>A SAN h\u00e1l\u00f3zat f\u0151 \u00f6sszetev\u0151i az ESXi gazdag\u00e9pek HBA adapterei, a SAN switch-ek \u00e9s a t\u00e1rol\u00f3 csom\u00f3pontok. Egy tipikus topol\u00f3gia \u00edgy n\u00e9z ki:<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Recommendations for configuring AFA AccelStor when working with VMware vSphere\" src=\"\/wp-content\/uploads\/2019\/04\/0fa8f428d3120b551747e21d43d9095d.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>A Switch kifejez\u00e9s alatt itt egy vagy t\u00f6bb fizikai switch (Fabric) valamint a k\u00fcl\u00f6nb\u00f6z\u0151 szolg\u00e1ltat\u00e1sok k\u00f6z\u00f6tt megosztott eszk\u00f6z (VSAN Fibre Channel eset\u00e9n \u00e9s VLAN iSCSI eset\u00e9n) \u00e9rtend\u0151. K\u00e9t f\u00fcggetlen switch\/Fabric haszn\u00e1lata lehet\u0151v\u00e9 teszi a lehets\u00e9ges hibapontok kik\u00fcsz\u00f6b\u00f6l\u00e9s\u00e9t.<\/p>\n<p><\/p>\n<p>B\u00e1r a k\u00f6zvetlen csatlakoz\u00e1s a hostokhoz t\u00e1mogatott, rendk\u00edv\u00fcl nem aj\u00e1nlott. Az All Flash t\u00f6mb\u00f6k teljes\u00edtm\u00e9nye nagyon magas, \u00e9s a maxim\u00e1lis sebess\u00e9g el\u00e9r\u00e9s\u00e9hez a t\u00f6mb \u00f6sszes portj\u00e1t aktiv\u00e1lni kell. Ez\u00e9rt legal\u00e1bb egy switch megl\u00e9te a hostok \u00e9s a NeoSapphire\u2122 k\u00f6z\u00f6tt elengedhetetlen.<\/p>\n<p><\/p>\n<p>A HBA hostokn\u00e1l k\u00e9t port megl\u00e9te szint\u00e9n k\u00f6telez\u0151 k\u00f6vetelm\u00e9ny a maxim\u00e1lis teljes\u00edtm\u00e9ny el\u00e9r\u00e9se \u00e9s a hibat\u0171r\u00e9s biztos\u00edt\u00e1sa \u00e9rdek\u00e9ben.<\/p>\n<p><\/p>\n<p>Fibre Channel interf\u00e9sz haszn\u00e1lata eset\u00e9n z\u00f3nabe\u00e1ll\u00edt\u00e1s sz\u00fcks\u00e9ges a lehets\u00e9ges \u00fctk\u00f6z\u00e9sek elker\u00fcl\u00e9se \u00e9rdek\u00e9ben az initi\u00e1torok \u00e9s targetek k\u00f6z\u00f6tt. A z\u00f3n\u00e1k az 'egy initi\u00e1tor port \u2013 egy vagy t\u00f6bb t\u00f6mb port' elv\u00e9n \u00e9p\u00fclnek.<\/p>\n<p><\/p>\n<p>Ha iSCSI kapcsolaton kereszt\u00fcl csatlakozik, \u00e9s megosztott switchet haszn\u00e1l m\u00e1s szolg\u00e1ltat\u00e1sokkal, az iSCSI forgalmat k\u00f6telez\u0151 elk\u00fcl\u00f6n\u00edteni egy k\u00fcl\u00f6n VLAN-on bel\u00fcl. Tov\u00e1bb\u00e1, er\u0151sen aj\u00e1nlott a Jumbo Frames (MTU = 9000) t\u00e1mogat\u00e1s\u00e1nak bekapcsol\u00e1sa a csomagok m\u00e9ret\u00e9nek n\u00f6vel\u00e9se \u00e9rdek\u00e9ben, ezzel cs\u00f6kkentve a sz\u00e1ll\u00edt\u00e1s sor\u00e1n felmer\u00fcl\u0151 overhead inform\u00e1ci\u00f3 mennyis\u00e9g\u00e9t. Fontos azonban megjegyezni, hogy a helyes m\u0171k\u00f6d\u00e9shez az MTU param\u00e9tert meg kell v\u00e1ltoztatni a h\u00e1l\u00f3zat minden komponens\u00e9n az 'initi\u00e1tor-switch-target' l\u00e1ncban.<\/p>\n<p><\/p>\n<h3><i><b>All Flash t\u00f6mb be\u00e1ll\u00edt\u00e1sa<\/b><\/i><\/h3>\n<p><\/p>\n<p>A t\u00f6mb\u00f6k m\u00e1r el\u0151re kialak\u00edtott csoportokkal ker\u00fclnek a vev\u0151kh\u00f6z. <noindex><a rel=\"nofollow\" href=\"http:\/\/accelstor.ru\/page\/flexiremap-technology\">FlexiRemap\u00ae<\/a><\/noindex>. Ez\u00e9rt nincs sz\u00fcks\u00e9g tov\u00e1bbi l\u00e9p\u00e9sekre az t\u00e1rol\u00f3k egyes\u00edt\u00e9s\u00e9re. El\u00e9g csak a sz\u00fcks\u00e9ges m\u00e9ret\u0171 \u00e9s mennyis\u00e9g\u0171 k\u00f6teteket l\u00e9trehozni.<\/p>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/zn\/x9\/nc\/znx9ncuyd2rgm8-jfvwf620zaqg.png\"><img decoding=\"async\" alt=\"Recommendations for configuring AFA AccelStor when working with VMware vSphere\" src=\"\/wp-content\/uploads\/2019\/04\/d09f9847203773280bc605be1c8fbc67.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/wx\/8l\/ua\/wx8lualewtdkixfwg0petpxbsre.png\"><img decoding=\"async\" alt=\"Recommendations for configuring AFA AccelStor when working with VMware vSphere\" src=\"\/wp-content\/uploads\/2019\/04\/ddcdaeb16263f79536db68f9c6ae2cff.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p>A k\u00e9nyelem \u00e9rdek\u00e9ben funkci\u00f3 \u00e1ll rendelkez\u00e9sre, amely lehet\u0151v\u00e9 teszi t\u00f6bb, azonos m\u00e9ret\u0171 k\u00f6tet egyidej\u0171 l\u00e9trehoz\u00e1s\u00e1t. Alap\u00e9rtelmezettk\u00e9nt 'v\u00e9kony' k\u00f6tetek j\u00f6nnek l\u00e9tre, mivel ez lehet\u0151v\u00e9 teszi a rendelkez\u00e9sre \u00e1ll\u00f3 t\u00e1rol\u00f3hely gazdas\u00e1gosabb felhaszn\u00e1l\u00e1s\u00e1t (t\u00f6bbek k\u00f6z\u00f6tt a Space Reclamation t\u00e1mogat\u00e1sa r\u00e9v\u00e9n). Teljes\u00edtm\u00e9ny szempontj\u00e1b\u00f3l a k\u00fcl\u00f6nbs\u00e9g a 'v\u00e9kony' \u00e9s 'vastag' k\u00f6tetek k\u00f6z\u00f6tt nem haladja meg az 1%-ot. Ha azonban minden teljes\u00edtm\u00e9nyt ki szeretn\u00e9nk csavarni a t\u00f6mbb\u0151l, b\u00e1rmely 'v\u00e9kony' k\u00f6tet b\u00e1rmikor konvert\u00e1lhat\u00f3 'vastagg\u00e1'. De fontos megjegyezni, hogy ez a m\u0171velet visszaford\u00edthatatlan.<\/p>\n<p><\/p>\n<p>Ezut\u00e1n a l\u00e9trehozott k\u00f6tetek \u201ekiad\u00e1s\u00e1t\u201d kell elv\u00e9gezni, \u00e9s meg kell hat\u00e1rozni a hosztok sz\u00e1m\u00e1ra a hozz\u00e1f\u00e9r\u00e9si jogokat ACL (iSCSI eset\u00e9n IP c\u00edmek \u00e9s FC eset\u00e9n WWPN) seg\u00edts\u00e9g\u00e9vel, valamint a t\u00f6mb portjai k\u00f6z\u00f6tti fizikai elv\u00e1laszt\u00e1s r\u00e9v\u00e9n. iSCSI modellek eset\u00e9n ezt Target l\u00e9trehoz\u00e1s\u00e1val lehet elv\u00e9gezni.<\/p>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/mw\/8y\/cg\/mw8ycgqngghoyuelortgysofswi.png\"><img decoding=\"async\" alt=\"Recommendations for configuring AFA AccelStor when working with VMware vSphere\" src=\"\/wp-content\/uploads\/2019\/04\/942d7ec437ad802ef828afa91bcde1f8.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/py\/xe\/28\/pyxe28gnrsxh_cx4ltjleogwsmw.png\"><img decoding=\"async\" alt=\"Recommendations for configuring AFA AccelStor when working with VMware vSphere\" src=\"\/wp-content\/uploads\/2019\/04\/f92d329b691d7b17380974253c8572ce.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p>FC modellek eset\u00e9n a kiad\u00e1s LUN l\u00e9trehoz\u00e1s\u00e1val t\u00f6rt\u00e9nik minden t\u00f6mbport sz\u00e1m\u00e1ra.<\/p>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/qh\/u3\/bx\/qhu3bxhm-kqinygguz298izbw7e.png\"><img decoding=\"async\" alt=\"Recommendations for configuring AFA AccelStor when working with VMware vSphere\" src=\"\/wp-content\/uploads\/2019\/04\/554aef268d6b18069edd3531b2429db5.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/oh\/al\/ey\/ohaleyllpb-0bmot9kawc4-ssyg.png\"><img decoding=\"async\" alt=\"Recommendations for configuring AFA AccelStor when working with VMware vSphere\" src=\"\/wp-content\/uploads\/2019\/04\/a770a4d3e6090c5bfaab3dad5487ee5a.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p>A hosztok csoportos\u00edt\u00e1sa felgyors\u00edthatja a konfigur\u00e1l\u00e1si folyamatot. Ha a hoszt t\u00f6bbportos FC HBA-t haszn\u00e1l (ami a gyakorlatban a leggyakoribb), a rendszer automatikusan \u00e9szleli, hogy a HBA portjai egyetlen hoszthez tartoznak a WWPN-knek k\u00f6sz\u00f6nhet\u0151en, amelyek egyetlen egys\u00e9ggel elt\u00e9rnek egym\u00e1st\u00f3l. Az \u00f6sszes interf\u00e9sz eset\u00e9ben t\u00e1mogatott a Target\/LUN csoportos l\u00e9trehoz\u00e1sa is.<\/p>\n<p><\/p>\n<p>Fontos megjegyezni, hogy iSCSI interf\u00e9sz haszn\u00e1lata eset\u00e9n a k\u00f6tetek sz\u00e1m\u00e1ra t\u00f6bb Target l\u00e9trehoz\u00e1sa is javasolt a teljes\u00edtm\u00e9ny n\u00f6vel\u00e9se \u00e9rdek\u00e9ben, mivel a Target sor\u00e1nak nem lehet m\u00f3dos\u00edtani, \u00e9s ez val\u00f3j\u00e1ban sz\u0171k keresztmetszetet jelent.<\/p>\n<p><\/p>\n<p><b><i><\/p>\n<h3>ESXi hosztok be\u00e1ll\u00edt\u00e1sa<\/h3>\n<p><\/i><\/b><\/p>\n<p><\/p>\n<p>Az ESXi hosztok eset\u00e9n az alapbe\u00e1ll\u00edt\u00e1s egy v\u00e1rhat\u00f3 forgat\u00f3k\u00f6nyv szerint t\u00f6rt\u00e9nik. Az iSCSI kapcsolat l\u00e9p\u00e9sei:<\/p>\n<p><\/p>\n<ol>\n<li>Software iSCSI Adapter hozz\u00e1ad\u00e1sa (nem sz\u00fcks\u00e9ges, ha m\u00e1r hozz\u00e1 lett adva, vagy ha Hardware iSCSI Adaptert haszn\u00e1lunk);<\/li>\n<li>vSwitch l\u00e9trehoz\u00e1sa, amelyen kereszt\u00fcl az iSCSI forgalom \u00e1thalad, \u00e9s fizikai uplinkek \u00e9s VMkernel hozz\u00e1ad\u00e1sa;<\/li>\n<li>A t\u00f6mb c\u00edmek hozz\u00e1ad\u00e1sa a Dynamic Discovery-hez;<\/li>\n<li>Datastore l\u00e9trehoz\u00e1sa<\/li>\n<\/ol>\n<p><\/p>\n<p><b>N\u00e9h\u00e1ny fontos megjegyz\u00e9s:<\/b><\/p>\n<p><\/p>\n<blockquote>\n<ul>\n<li>\u00c1ltal\u00e1noss\u00e1gban elmondhat\u00f3, hogy term\u00e9szetesen haszn\u00e1lhat\u00f3 egy m\u00e1r megl\u00e9v\u0151 vSwitch is, de a k\u00fcl\u00f6n vSwitch eset\u00e9n jelent\u0151sen egyszer\u0171bb a hosztbe\u00e1ll\u00edt\u00e1sok kezel\u00e9se.<\/li>\n<li>Fontos elk\u00fcl\u00f6n\u00edteni a Management forgalmat \u00e9s az iSCSI-t k\u00fcl\u00f6n fizikai linkeken \u00e9s\/vagy VLAN-okon, hogy elker\u00fclj\u00fck a teljes\u00edtm\u00e9nnyel kapcsolatos probl\u00e9m\u00e1kat.<\/li>\n<li>A VMkernel IP c\u00edmeknek \u00e9s a megfelel\u0151 All Flash t\u00f6mb portoknak ugyanazon alh\u00e1l\u00f3zatban kell lenni\u00fck a teljes\u00edtm\u00e9nnyel kapcsolatos okok miatt.<\/li>\n<li>A VMware szab\u00e1lyai szerint a vSwitch-nek legal\u00e1bb k\u00e9t fizikai uplinkkel kell rendelkeznie az el\u00e9rhet\u0151s\u00e9g biztos\u00edt\u00e1sa \u00e9rdek\u00e9ben.<\/li>\n<li>Jumbo Frames haszn\u00e1lata eset\u00e9n meg kell v\u00e1ltoztatni az MTU-t a vSwitch \u00e9s a VMkernel eset\u00e9ben is.<\/li>\n<li>Nem \u00e1rt eml\u00e9keztetni arra, hogy a VMware aj\u00e1nl\u00e1sai szerint az iSCSI forgalomhoz haszn\u00e1lt fizikai adapterek eset\u00e9ben k\u00f6telez\u0151 a Teaming and Failover be\u00e1ll\u00edt\u00e1s. K\u00fcl\u00f6n\u00f6sen, minden VMkernel-nek csak egy uplinken kell m\u0171k\u00f6dnie, a m\u00e1sodik uplinket nem haszn\u00e1lt st\u00e1tuszba kell \u00e1ll\u00edtani. A hibajav\u00edt\u00f3 k\u00e9pess\u00e9g \u00e9rdek\u00e9ben k\u00e9t VMkernel-t kell hozz\u00e1adni, amelyek mindegyike a saj\u00e1t uplinkj\u00e9n kereszt\u00fcl m\u0171k\u00f6dik.<\/li>\n<\/ul>\n<p>\n<\/p><\/blockquote>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/_h\/jb\/va\/_hjbvatnuhjwts4duy2epgb7bbi.png\"><img decoding=\"async\" alt=\"Recommendations for configuring AFA AccelStor when working with VMware vSphere\" src=\"\/wp-content\/uploads\/2019\/04\/b769fa87aa8552ed6dd775f9f9dcb1b5.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p>VMkernel Adapter (vmk#)<br \/>\nFizikai H\u00e1l\u00f3zati Adapter (vmnic#)<\/p>\n<p>vmk1 (Storage01)<br \/>\nAkt\u00edv Adapterek<br \/>\nvmnic2<br \/>\nNem haszn\u00e1lt Adapterek<br \/>\nvmnic3<\/p>\n<p>vmk2 (Storage02)<br \/>\nAkt\u00edv Adapterek<br \/>\nvmnic3<br \/>\nNem haszn\u00e1lt Adapterek<br \/>\nvmnic2<\/p>\n<p>Fibre Channel-lal t\u00f6rt\u00e9n\u0151 kapcsolathoz nincs sz\u00fcks\u00e9g el\u0151zetes l\u00e9p\u00e9sekre. Azonnal l\u00e9tre lehet hozni a Datastore-t.<\/p>\n<p><\/p>\n<p>A Datastore l\u00e9trehoz\u00e1sa ut\u00e1n gy\u0151z\u0151dj\u00f6n meg arr\u00f3l, hogy Round Robin politik\u00e1t haszn\u00e1l a Target\/LUN-hoz val\u00f3 kapcsol\u00f3d\u00e1s sor\u00e1n, mint a legnagyobb teljes\u00edtm\u00e9ny\u00fa.<\/p>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/zh\/zr\/t1\/zhzrt15baoc1qlp0w6ds-mys3hu.png\"><img decoding=\"async\" alt=\"Recommendations for configuring AFA AccelStor when working with VMware vSphere\" src=\"\/wp-content\/uploads\/2019\/04\/621474aa13123cd44518b263f222e6b5.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p>Alap\u00e9rtelmez\u00e9s szerint a VMware be\u00e1ll\u00edt\u00e1sai szerint ez a politika \u00fagy m\u0171k\u00f6dik: 1000 k\u00e9r\u00e9s \u00e9rkezik az els\u0151 \u00faton, a k\u00f6vetkez\u0151 1000 k\u00e9r\u00e9s a m\u00e1sodik \u00faton stb. Ez a k\u00e9tvez\u00e9rl\u0151s t\u00e1rol\u00f3val val\u00f3 kapcsolat egyens\u00falyozatlans\u00e1got okoz. Ez\u00e9rt javasoljuk a Round Robin policy = 1 be\u00e1ll\u00edt\u00e1s\u00e1t Esxcli\/PowerCLI-n kereszt\u00fcl.<\/p>\n<p>\n<b class=\"spoiler_title\">Be\u00e1ll\u00edt\u00e1sok<\/b><\/p>\n<p>Esxcli-hez:<\/p>\n<p><\/p>\n<ul>\n<li>A rendelkez\u00e9sre \u00e1ll\u00f3 LUN-ok list\u00e1z\u00e1sa<\/li>\n<\/ul>\n<p><\/p>\n<p><b>esxcli storage nmp device list<\/b><\/p>\n<p><\/p>\n<ul>\n<li>Eszk\u00f6z N\u00e9v m\u00e1sol\u00e1sa<\/li>\n<li>A Round Robin Policy m\u00f3dos\u00edt\u00e1sa<\/li>\n<\/ul>\n<p><\/p>\n<p><b>esxcli storage nmp psp roundrobin deviceconfig set --type=iops --iops=1 --device=\"Device_ID\"<\/b><\/p>\n<p><\/p>\n<p>A legt\u00f6bb modern alkalmaz\u00e1s nagy adatmennyis\u00e9gek csomagokban val\u00f3 cser\u00e9j\u00e9re van tervezve, hogy maximaliz\u00e1lja a s\u00e1vsz\u00e9less\u00e9g kihaszn\u00e1l\u00e1s\u00e1t \u00e9s cs\u00f6kkentse a k\u00f6zponti feldolgoz\u00f3 egys\u00e9g terhel\u00e9s\u00e9t. Ez\u00e9rt az ESXi alap\u00e9rtelmez\u00e9s szerint 32767KB-ig terjed\u0151 r\u00e9szekben tov\u00e1bb\u00edtja a t\u00e1rol\u00f3eszk\u00f6zre vonatkoz\u00f3 I\/O k\u00e9r\u00e9seket. Azonban egyes esetekben kissebb csomagokkal val\u00f3 csere eredm\u00e9nyesebb lehet. Az AccelStor t\u00e1rol\u00f3khoz az al\u00e1bbi helyzetek vonatkoznak:<\/p>\n<p><\/p>\n<ul>\n<li>A virtu\u00e1lis g\u00e9p UEFI-t haszn\u00e1l a Legacy BIOS helyett<\/li>\n<li>vSphere Replication-t haszn\u00e1l<\/li>\n<\/ul>\n<p><\/p>\n<p>Ezekhez a helyzetekhez javasolt a Disk.DiskMaxIOSize param\u00e9ter 4096-ra t\u00f6rt\u00e9n\u0151 m\u00f3dos\u00edt\u00e1sa.<\/p>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/1g\/et\/3g\/1get3g8odkem1onrpkwjdilbnsi.png\"><img decoding=\"async\" alt=\"Recommendations for configuring AFA AccelStor when working with VMware vSphere\" src=\"\/wp-content\/uploads\/2019\/04\/f7072bb572580d9bd6077afab8c272ba.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p>iSCSI kapcsolatok eset\u00e9n javasolt a Login Timeout param\u00e9ter 30-ra (alap\u00e9rtelmezett: 5) t\u00f6rt\u00e9n\u0151 megv\u00e1ltoztat\u00e1sa a kapcsolat stabilit\u00e1s\u00e1nak n\u00f6vel\u00e9se \u00e9rdek\u00e9ben, \u00e9s letiltani a k\u00e9sleltetett visszaigazol\u00e1sokat DelayedAck. Mindk\u00e9t opci\u00f3 a vSphere Client-ben tal\u00e1lhat\u00f3: Host \u2192 Configure \u2192 Storage \u2192 Storage Adapters \u2192 Advanced Options az iSCSI adapterhez.<\/p>\n<p><\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/1y\/5_\/c8\/1y5_c80zsijgqtngo-9vt2zbbo8.png\"><img decoding=\"async\" alt=\"Recommendations for configuring AFA AccelStor when working with VMware vSphere\" src=\"\/wp-content\/uploads\/2019\/04\/e9700594d0074b5439dbb397c081dd48.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><br \/>\n<noindex><a rel=\"nofollow\" href=\"https:\/\/habrastorage.org\/webt\/bh\/yi\/tv\/bhyitvuujofnioaunwhzypx3fe0.png\"><img decoding=\"async\" alt=\"Recommendations for configuring AFA AccelStor when working with VMware vSphere\" src=\"\/wp-content\/uploads\/2019\/04\/c2dd6f3aaa6c0648763f66a94af2c251.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/p>\n<p><\/p>\n<p>A fontos szempont az adatter\u00fclethez haszn\u00e1lt k\u00f6tetek sz\u00e1ma. Nyilv\u00e1nval\u00f3, hogy a k\u00f6nnyebb kezel\u00e9s \u00e9rdek\u00e9ben felmer\u00fcl az ig\u00e9ny, hogy egy nagy k\u00f6tetet hozzunk l\u00e9tre az eg\u00e9sz t\u00f6mb m\u00e9ret\u00e9re. Azonban a t\u00f6bb k\u00f6tet \u00e9s \u00edgy a t\u00e1rol\u00f3 megl\u00e9te j\u00f3t\u00e9kony hat\u00e1ssal van az \u00e1ltal\u00e1nos teljes\u00edtm\u00e9nyre (tov\u00e1bbi r\u00e9szletek a sorokr\u00f3l lefeljebb a sz\u00f6vegben). Ez\u00e9rt javasoljuk legal\u00e1bb k\u00e9t k\u00f6tet l\u00e9trehoz\u00e1s\u00e1t.<\/p>\n<p><\/p>\n<p>M\u00e9g viszonylag nemr\u00e9giben a VMware azt tan\u00e1csolta, hogy korl\u00e1tozzuk a virtu\u00e1lis g\u00e9pek sz\u00e1m\u00e1t egyetlen adatmez\u0151n, ism\u00e9t a maxim\u00e1lis teljes\u00edtm\u00e9ny \u00e9rdek\u00e9ben. Azonban ma m\u00e1r, k\u00fcl\u00f6n\u00f6sen a VDI elterjed\u00e9s\u00e9vel, ez a probl\u00e9ma nem olyan \u00e9get\u0151. De ez nem vonja vissza a r\u00e9gi szab\u00e1lyt - a nagy I\/O ig\u00e9ny\u0171 virtu\u00e1lis g\u00e9peket k\u00fcl\u00f6nb\u00f6z\u0151 adatmez\u0151k k\u00f6z\u00f6tt kell elosztani. Az egyetlen k\u00f6tetre optimaliz\u00e1lt virtu\u00e1lis g\u00e9pek sz\u00e1m\u00e1nak meghat\u00e1roz\u00e1s\u00e1hoz nincs jobb m\u00f3dszer, mint elv\u00e9gezni <noindex><a rel=\"nofollow\" href=\"http:\/\/accelstor.ru\/page\/zaprosit-demo\">az AccelStor All Flash t\u00f6mbj\u00e9nek terhel\u00e9ses tesztel\u00e9s\u00e9t <\/a><\/noindex>a saj\u00e1t infrastrukt\u00far\u00e1j\u00e1n bel\u00fcl.<\/p>\n<p><\/p>\n<h3><i><b>Virtu\u00e1lis g\u00e9pek konfigur\u00e1l\u00e1sa<\/b><\/i><\/h3>\n<p><\/p>\n<p>A virtu\u00e1lis g\u00e9pek be\u00e1ll\u00edt\u00e1s\u00e1n\u00e1l k\u00fcl\u00f6n\u00f6sebb k\u00f6vetelm\u00e9nyek nincsenek, pontosabban teljesen h\u00e9tk\u00f6znapiak:<\/p>\n<p><\/p>\n<ul>\n<li>A lehet\u0151 leg\u00fajabb verzi\u00f3j\u00fa VM (kompatibilit\u00e1s) haszn\u00e1lata<\/li>\n<li>\u00d3vatosan megadni a RAM m\u00e9ret\u00e9t a virtu\u00e1lis g\u00e9pek s\u0171r\u0171 elhelyez\u00e9s\u00e9n\u00e9l, p\u00e9ld\u00e1ul VDI-ben (mivel ind\u00edt\u00e1skor alap\u00e9rtelmez\u00e9s szerint egy megegyez\u0151 m\u00e9ret\u0171 swap f\u00e1jl j\u00f6n l\u00e9tre, ami hasznos kapacit\u00e1sfelhaszn\u00e1l\u00e1st eredm\u00e9nyez \u00e9s hat\u00e1ssal van a v\u00e9gs\u0151 teljes\u00edtm\u00e9nyre)<\/li>\n<li>A legnagyobb I\/O teljes\u00edtm\u00e9ny\u0171 adapterek verzi\u00f3inak haszn\u00e1lata: VMXNET 3 t\u00edpus\u00fa h\u00e1l\u00f3zati adapter \u00e9s PVSCSI t\u00edpus\u00fa SCSI adapter<\/li>\n<li>Lehet\u0151s\u00e9g szerint Thick Provision Eager Zeroed lemezt\u00edpust haszn\u00e1lni a maxim\u00e1lis teljes\u00edtm\u00e9nyhez \u00e9s Thin Provisioningot a t\u00e1rol\u00f3hely maxim\u00e1lis hat\u00e9kony kihaszn\u00e1l\u00e1s\u00e1hoz<\/li>\n<li>Lehet\u0151s\u00e9g szerint korl\u00e1tozni a nem kritikus I\/O-kra \u00e9rz\u00e9keny g\u00e9pek m\u0171k\u00f6d\u00e9s\u00e9t a Virtual Disk Limit seg\u00edts\u00e9g\u00e9vel<\/li>\n<li>K\u00f6telez\u0151 telep\u00edteni a VMware Tools-t <\/li>\n<\/ul>\n<p><\/p>\n<h3><i><b>Megjegyz\u00e9sek a sorokr\u00f3l<\/b><\/i><\/h3>\n<p><\/p>\n<p>A sor (vagy Outstanding I\/Os) az a sz\u00e1m\u00fa bemeneti\/kimeneti k\u00e9r\u00e9sek (SCSI parancsok) \u00f6sszeg\u00e9t jelenti, amelyek egy adott eszk\u00f6z\/alkalmaz\u00e1s feldolgoz\u00e1s\u00e1ra v\u00e1rnak minden egyes pillanatban. Sor t\u00falcsordul\u00e1sakor QFULL hib\u00e1k jelentkeznek, ami v\u00e9gs\u0151 soron a k\u00e9sleltet\u00e9s n\u00f6veked\u00e9s\u00e9ben nyilv\u00e1nul meg. A lemezes (spindles) t\u00e1rol\u00f3rendszerek eset\u00e9ben elm\u00e9letileg min\u00e9l magasabb a sor, ann\u00e1l nagyobb a teljes\u00edtm\u00e9ny\u00fck. Azonban ezzel nem szabad vissza\u00e9lni, mivel k\u00f6nnyen QFULL-ra futhatunk. Az All Flash rendszerek eset\u00e9ben egyr\u00e9szt minden egyszer\u0171bb: hiszen a t\u00f6mb k\u00e9sleltet\u00e9se rendre alacsonyabb, ez\u00e9rt gyakran nincs is sz\u00fcks\u00e9g az egyes sorok m\u00e9ret\u00e9nek k\u00fcl\u00f6n szab\u00e1lyoz\u00e1s\u00e1ra. M\u00e1sr\u00e9szt azonban egyes haszn\u00e1lati forgat\u00f3k\u00f6nyvek eset\u00e9ben (er\u0151s elt\u00e9r\u00e9s az IO k\u00f6vetelm\u00e9nyekben egy adott virtu\u00e1lis g\u00e9phez, maxim\u00e1lis teljes\u00edtm\u00e9ny tesztek stb.) sz\u00fcks\u00e9ges vagy a sorok param\u00e9tereinek m\u00f3dos\u00edt\u00e1sa, vagy legal\u00e1bb annak meg\u00e9rt\u00e9se, milyen mutat\u00f3k el\u00e9rhet\u0151k, \u00e9s ami a legfontosabb, milyen utakon.<\/p>\n<p><\/p>\n<p>A val\u00f3s All Flash t\u00f6mb\u00f6n az AccelStor-n\u00e1l nincsenek korl\u00e1tok a k\u00f6tetek vagy bemeneti\/kimeneti portok tekintet\u00e9ben. Sz\u00fcks\u00e9g eset\u00e9n m\u00e9g az egyetlen k\u00f6tet is megkaphatja a t\u00f6mb \u00f6sszes forr\u00e1s\u00e1t. Az egyetlen korl\u00e1toz\u00e1s a sorokra az iSCSI c\u00e9lpontokn\u00e1l van. Emiatt kor\u00e1bban eml\u00edt\u00e9sre ker\u00fclt, hogy t\u00f6bb (ide\u00e1lis esetben ak\u00e1r 8) c\u00e9lpontot kell l\u00e9trehozni minden k\u00f6tethez ennek a korl\u00e1toz\u00e1snak a lek\u00fczd\u00e9s\u00e9re. Azt is meg kell ism\u00e9telni, hogy az AccelStor t\u00f6mb\u00f6k rendk\u00edv\u00fcl teljes\u00edtm\u00e9nyorient\u00e1lt megold\u00e1sok. Ez\u00e9rt \u00e9rdemes kihaszn\u00e1lni a rendszer \u00f6sszes interf\u00e9sz portj\u00e1t a maxim\u00e1lis sebess\u00e9g el\u00e9r\u00e9se \u00e9rdek\u00e9ben.<\/p>\n<p><\/p>\n<p>Az ESXi gazda r\u00e9sz\u00e9r\u0151l a helyzet teljesen m\u00e1s. Maga a gazda a forr\u00e1sokhoz val\u00f3 egyenl\u0151 hozz\u00e1f\u00e9r\u00e9s gyakorlat\u00e1t alkalmazza minden r\u00e9sztvev\u0151 sz\u00e1m\u00e1ra. Ez\u00e9rt k\u00fcl\u00f6n IO sorok l\u00e9teznek a vend\u00e9g oper\u00e1ci\u00f3s rendszer \u00e9s az HBA sz\u00e1m\u00e1ra. A vend\u00e9g oper\u00e1ci\u00f3s rendszerhez tartoz\u00f3 sorok a virtu\u00e1lis SCSI adapter \u00e9s a virtu\u00e1lis lemez sorainak kombin\u00e1ci\u00f3j\u00e1b\u00f3l \u00e1llnak:<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Recommendations for configuring AFA AccelStor when working with VMware vSphere\" src=\"\/wp-content\/uploads\/2019\/04\/e6033427e6f554490c9a6460574b7f6e.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>Az HBA-hoz tartoz\u00f3 sor a konkr\u00e9t t\u00edpus\/v\u00e1llalat f\u00fcggv\u00e9nye:<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Recommendations for configuring AFA AccelStor when working with VMware vSphere\" src=\"\/wp-content\/uploads\/2019\/04\/a0b078e63bdf8f306a25bfecd1310cb0.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>A virtu\u00e1lis g\u00e9p v\u00e9gs\u0151 teljes\u00edtm\u00e9ny\u00e9t a gazda komponensek k\u00f6z\u00f6tt a sorok legkisebb \u00e9rt\u00e9ke (Queue Depth limit) hat\u00e1rozza meg. <\/p>\n<p><\/p>\n<p>Ezekkel az \u00e9rt\u00e9kekkel lehet\u0151s\u00e9g\u00fcnk van a teljes\u00edtm\u00e9nymutat\u00f3k \u00e9rt\u00e9kel\u00e9s\u00e9re, amelyeket k\u00fcl\u00f6nb\u00f6z\u0151 konfigur\u00e1ci\u00f3kban el\u00e9rhet\u00fcnk. P\u00e9ld\u00e1ul szeretn\u00e9nk megismerni egy virtu\u00e1lis g\u00e9p elm\u00e9leti teljes\u00edtm\u00e9ny\u00e9t (a blokkhoz val\u00f3 k\u00f6t\u0151d\u00e9s n\u00e9lk\u00fcl) 0,5 ms latenci\u00e1val. \u00cdgy az IOPS = (1,000\/latencia) * Outstanding I\/Os (Queue Depth limit)<\/p>\n<p>\n<b class=\"spoiler_title\">P\u00e9ld\u00e1k<\/b><\/p>\n<p><b>1. p\u00e9lda<\/b><\/p>\n<p><\/p>\n<ul>\n<li>FC Emulex HBA Adapter<\/li>\n<li>Egy VM a datastore-on<\/li>\n<li>VMware Paravirtual SCSI Adapter<\/li>\n<\/ul>\n<p><\/p>\n<p>Itt a Queue Depth limit az Emulex HBA \u00e1ltal van meghat\u00e1rozva. \u00cdgy az IOPS = (1000\/0.5)*32 = 64K<\/p>\n<p><\/p>\n<p><b>P\u00e9lda 2<\/b><\/p>\n<p><\/p>\n<ul>\n<li>VMware iSCSI Software Adapter<\/li>\n<li>Egy VM a datastore-on<\/li>\n<li>VMware Paravirtual SCSI Adapter<\/li>\n<\/ul>\n<p><\/p>\n<p>Itt a Queue Depth limit m\u00e1r a Paravirtual SCSI Adapter \u00e1ltal van meghat\u00e1rozva. \u00cdgy az IOPS = (1000\/0.5)*64 = 128K<\/p>\n<p><\/p>\n<p>Az AccelStor legjobb All Flash t\u00e1rol\u00f3modelljei (p\u00e9ld\u00e1ul, <noindex><a rel=\"nofollow\" href=\"http:\/\/accelstor.ru\/product\/neosapphire-p710\">P710<\/a><\/noindex>) k\u00e9pesek biztos\u00edtani a 700K IOPS \u00edr\u00e1si teljes\u00edtm\u00e9nyt 4K blokkban. Ilyen blokkm\u00e9ret mellett egy\u00e9rtelm\u0171, hogy egyetlen virtu\u00e1lis g\u00e9p nem tudja terhelni az ilyen t\u00e1rol\u00f3t. Ehhez 11 (1. p\u00e9ldak\u00e9nt) vagy 6 (2. p\u00e9ldak\u00e9nt) virtu\u00e1lis g\u00e9pre lesz sz\u00fcks\u00e9g.<\/p>\n<p><\/p>\n<p>A megfelel\u0151en be\u00e1ll\u00edtott virtu\u00e1lis adatk\u00f6zpont \u00f6sszes komponens\u00e9vel igaz\u00e1n leny\u0171g\u00f6z\u0151 teljes\u00edtm\u00e9nyeket \u00e9rhet\u00fcnk el.<\/p>\n<p><\/p>\n<p><img decoding=\"async\" alt=\"Recommendations for configuring AFA AccelStor when working with VMware vSphere\" src=\"\/wp-content\/uploads\/2019\/04\/eee93cccf16539410695c6f79d94deda.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p><i>4K random, 70% read\/30% write<\/i><\/p>\n<p><\/p>\n<p>Val\u00f3j\u00e1ban a val\u00f3s vil\u00e1g sokkal bonyolultabb, mint hogy egyszer\u0171 k\u00e9plettel le\u00edrhat\u00f3 lenne. Egy hoston mindig sz\u00e1mos virtu\u00e1lis g\u00e9p tal\u00e1lhat\u00f3 k\u00fcl\u00f6nb\u00f6z\u0151 konfigur\u00e1ci\u00f3kkal \u00e9s IO k\u00f6vetelm\u00e9nyekkel. Az IO feldolgoz\u00e1s\u00e1t a hoszt processzora v\u00e9gzi, amelynek teljes\u00edtm\u00e9nye nem v\u00e9gtelen. \u00cdgy a szerver teljes potenci\u00e1lj\u00e1nak kiakn\u00e1z\u00e1s\u00e1hoz <noindex><a rel=\"nofollow\" href=\"http:\/\/accelstor.ru\/product\/neosapphire-p710\">a P710 modellhez<\/a><\/noindex> val\u00f3j\u00e1ban h\u00e1rom hosztra van sz\u00fcks\u00e9g. Ezen k\u00edv\u00fcl az alkalmaz\u00e1sok, amelyek a virtu\u00e1lis g\u00e9pekben futnak, szint\u00e9n befoly\u00e1solj\u00e1k a teljes\u00edtm\u00e9nyt. Ez\u00e9rt a pontos m\u00e9retez\u00e9shez javasoljuk, <noindex><a rel=\"nofollow\" href=\"http:\/\/accelstor.ru\/page\/zaprosit-demo\">hogy tesztelj\u00fck a mint\u00e1kat a gyakorlatban<\/a><\/noindex> All Flash t\u00e1rol\u00f3k <noindex><a rel=\"nofollow\" href=\"http:\/\/accelstor.ru\/\">AccelStor<\/a><\/noindex> az \u00fcgyf\u00e9l infrastrukt\u00far\u00e1j\u00e1n bel\u00fcl, val\u00f3s feladatokon.<\/p>\n<p>Forr\u00e1s: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/accelstor\/blog\/447390\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0412 \u0440\u0430\u043c\u043a\u0430\u0445 \u0434\u0430\u043d\u043d\u043e\u0439 \u0441\u0442\u0430\u0442\u044c\u0438 \u0445\u043e\u0442\u0435\u043b\u043e\u0441\u044c \u0431\u044b \u0440\u0430\u0441\u0441\u043a\u0430\u0437\u0430\u0442\u044c \u043e\u0431 \u043e\u0441\u043e\u0431\u0435\u043d\u043d\u043e\u0441\u0442\u044f\u0445 \u0440\u0430\u0431\u043e\u0442\u044b All Flash \u043c\u0430\u0441\u0441\u0438\u0432\u043e\u0432 AccelStor \u0441 \u043e\u0434\u043d\u043e\u0439 \u0438\u0437 \u043f\u043e\u043f\u0443\u043b\u044f\u0440\u043d\u0435\u0439\u0448\u0438\u0445 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c \u0432\u0438\u0440\u0442\u0443\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u2013 VMware vSphere. \u0412 \u0447\u0430\u0441\u0442\u043d\u043e\u0441\u0442\u0438, \u0430\u043a\u0446\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435 \u043d\u0430 \u0442\u0435\u0445 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u0430\u0445, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043f\u043e\u043c\u043e\u0433\u0443\u0442 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u043c\u0430\u043a\u0441\u0438\u043c\u0430\u043b\u044c\u043d\u044b\u0439 \u044d\u0444\u0444\u0435\u043a\u0442 \u043e\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0442\u0430\u043a\u043e\u0433\u043e \u043c\u043e\u0449\u043d\u043e\u0433\u043e \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430, \u043a\u0430\u043a All Flash. All Flash \u043c\u0430\u0441\u0441\u0438\u0432\u044b AccelStor NeoSapphire\u2122 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0442 \u0441\u043e\u0431\u043e\u0439 \u043e\u0434\u043d\u043e \u0438\u043b\u0438 \u0434\u0432\u0443\u0445 \u043d\u043e\u0434\u043e\u0432\u044b\u0435 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":23196,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-31230","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=\"\u0412 \u0440\u0430\u043c\u043a\u0430\u0445 \u0434\u0430\u043d\u043d\u043e\u0439 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