{"id":74286,"date":"2020-03-15T20:42:50","date_gmt":"2020-03-15T17:42:50","guid":{"rendered":"https:\/\/prohoster.info\/blog\/administrirovanie\/monitoring-v-czode-kak-my-menyali-staruyu-bms-na-novuyu-chast-1"},"modified":"2020-03-15T20:42:50","modified_gmt":"2020-03-15T17:42:50","slug":"monitoring-v-czode-kak-my-menyali-staruyu-bms-na-novuyu-chast-1","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/administrirovanie\/monitoring-v-czode-kak-my-menyali-staruyu-bms-na-novuyu-chast-1","title":{"rendered":"Monitorizarea \u00een data center: cum am \u00eenlocuit vechea BMS cu una nou\u0103. Partea 1","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Monitorizarea \u00een data center: cum am \u00eenlocuit vechea BMS cu una nou\u0103. Partea 1\" src=\"\/wp-content\/uploads\/2020\/03\/d4871a016a77a8e6792623827a47984b.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<\/p>\n<h2>Ce este BMS<\/h2>\n<p>\nSistemul de monitorizare a func\u021bion\u0103rii sistemelor inginerie \u00een data center este un element cheie al infrastructurii, care influen\u021beaz\u0103 direct un indicator at\u00e2t de important pentru un data center, cum ar fi viteza de reac\u021bie a personalului la situa\u021bii de urgen\u021b\u0103 \u0219i, prin urmare, durata func\u021bion\u0103rii f\u0103r\u0103 \u00eentreruperi.\u00a0<\/p>\n<p>Sistemele de monitorizare BMS (Building Monitoring System) sunt oferite de mul\u021bi furnizori globali de echipamente pentru data centere. De-a lungul activit\u0103\u021bii Linxdatacenter \u00een Rusia, am avut oportunitatea de a ne familiariza cu diferite sisteme \u0219i de a ne confrunta cu abord\u0103ri diametral opuse ale furnizorilor \u00een ceea ce prive\u0219te utilizarea acestor sisteme.\u00a0<\/p>\n<p>V\u0103 povestim cum am actualizat complet sistemul nostru BMS \u00een ultimul an \u0219i de ce.\u00a0\u00a0<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><\/p>\n<h2>R\u0103d\u0103cina problemei<\/h2>\n<p>\nTotul a \u00eenceput acum 10 ani cu lansarea data center-ului Linxdatacenter \u00een Sankt Petersburg. Sistemul BMS, conform standardelor industriei de atunci, const\u00e2nd dintr-un server fizic cu software instalat, la care se avea acces printr-un program-client (a\u0219a-numitul \u201eclient groas\u0103\u201d).\u00a0<\/p>\n<p>Companiile care ofereau astfel de solu\u021bii, la acea vreme, erau destul de pu\u021bine pe pia\u021b\u0103. Produsele lor erau standardul, singurul r\u0103spuns la cererea existent\u0103. \u0218i trebuie s\u0103 le d\u0103m dreptate: at\u00e2t atunci, c\u00e2t \u0219i ast\u0103zi, liderii pie\u021bei \u00ee\u0219i \u00eendeplinesc, \u00een general, sarcina de baz\u0103 \u2013 furnizarea de solu\u021bii func\u021bionale pentru exploatarea data centrelor.\u00a0<\/p>\n<p>Alegerea logic\u0103 pentru noi a fost solu\u021bia BMS de la unul dintre cei mai mari produc\u0103tori mondiali. Sistemul ales, la acea vreme, \u00eendeplinea toate cerin\u021bele pentru monitorizarea unui obiect complex de inginerie, a\u0219a cum este un data center.\u00a0<\/p>\n<p>Cu toate acestea, \u00een timp, cerin\u021bele \u0219i a\u0219tept\u0103rile utilizatorilor (adic\u0103 noi, operatorii de data centere) de la solu\u021biile IT s-au schimbat. \u0218i marii furnizori, a\u0219a cum a ar\u0103tat analiza pie\u021bei solu\u021biilor oferite, nu au fost preg\u0103ti\u021bi pentru acest lucru.<\/p>\n<p>Pia\u021ba IT corporativ a suferit un impact serios din partea sectorului B2C. Solu\u021biile digitale de ast\u0103zi trebuie s\u0103 asigure un confort de utilizare pentru utilizatorul final \u2013 aceasta este scopul pe care \u0219i-l propun dezvoltatorii. Acest lucru este evident \u00een \u00eembun\u0103t\u0103\u021birea interfe\u021belor utilizatorului (UI) \u0219i a calit\u0103\u021bii experien\u021bei utilizatorului (UX) pentru multe aplica\u021bii corporative.\u00a0<\/p>\n<p>Oamenii se obi\u0219nuiesc cu confortul \u00een tot ceea ce \u021bine de instrumentele digitale din via\u021ba de zi cu zi \u0219i impun acelea\u0219i cerin\u021be pentru instrumentele pe care le folosesc pentru sarcinile de lucru. Ace\u0219tia a\u0219teapt\u0103 de la aplica\u021biile corporative aceea\u0219i claritate, intui\u021bie, simplitate \u0219i transparen\u021b\u0103 pe care le au la dispozi\u021bie \u00een serviciile financiare, apelarea de taxiuri sau cump\u0103r\u0103turile online. Speciali\u0219tii IT care implementeaz\u0103 solu\u021bii \u00een mediul corporativ \u00ee\u0219i doresc, de asemenea, toate \u201ebeneficiile\u201d moderne: desf\u0103\u0219urare \u0219i scalare simpl\u0103, rezilien\u021b\u0103 \u0219i posibilit\u0103\u021bi nelimitate de personalizare.\u00a0<\/p>\n<p>Mari furnizori interna\u021bionali adesea ignor\u0103 aceste tendin\u021be. Baz\u00e2ndu-se pe autoritatea lor de lung\u0103 durat\u0103 \u00een industrie, corpora\u021biile devin adesea categorice \u0219i rigide \u00een colaborarea cu clien\u021bii. Iluzia propriei indispensabilit\u0103\u021bi nu le permite s\u0103 observe cum, aproape sub nasul lor, apar companii tehnologice tinere, care ofer\u0103 solu\u021bii alternative adaptate nevoilor specifice ale clien\u021bilor, f\u0103r\u0103 a pl\u0103ti \u00een plus pentru brand.<\/p>\n<h2>Deficien\u021bele vechii sisteme BMS\u00a0<\/h2>\n<p>\nCel mai mare dezavantaj al solu\u021biei BMS \u00eenvechite pe care o aveam a constat \u00een func\u021bionarea sa lent\u0103. Investigarea mai multor evenimente legate de reac\u021bia insuficient de rapid\u0103 a personalului de serviciu ne-a ajutat s\u0103 \u00een\u021belegem c\u0103, uneori, evenimentele ap\u0103reau \u00een sistemul BMS cu o \u00eent\u00e2rziere considerabil\u0103. Totu\u0219i, sistemul nu era suprasolicitat sau defect, pur \u0219i simplu versiunile componentelor sale (de exemplu, JAVA) erau \u00eenvechite \u0219i nu puteau func\u021biona corect cu noile versiuni ale sistemelor de operare f\u0103r\u0103 actualiz\u0103ri. Acestea puteau fi actualizate doar \u00eempreun\u0103 cu sistemul BMS, iar furnizorul nu asigura continuitatea automat\u0103 a versiunilor, ceea ce \u00eensemna c\u0103 pentru noi procesul ar fi fost practic la fel de laborios ca trecerea la un nou sistem, iar noua solu\u021bie p\u0103stra unele din deficien\u021bele vechiului.\u00a0\u00a0<\/p>\n<p>S\u0103 ad\u0103ug\u0103m aici c\u00e2teva \u201emici\u201d nepl\u0103ceri:<\/p>\n<ol>\n<li>Taxa pentru conectarea de noi dispozitive pe principiul \u201eun IP \u2013 o licen\u021b\u0103 pl\u0103tit\u0103\u201d;\u00a0\n<\/li>\n<li>Imposibilitatea de a actualiza software-ul f\u0103r\u0103 achizi\u021bionarea unui pachet de suport (se refer\u0103 la actualizarea componentelor gratuite \u0219i remedierea erorilor din programul BMS);\n<\/li>\n<li>Costuri ridicate de suport;\u00a0\n<\/li>\n<li>Localizare pe un server \u201emetalic\u201d, care poate ceda \u0219i are resurse de calcul limitate;\n<\/li>\n<li>\u201eRezervare\u201d prin instalarea unui al doilea server metalic, cu un pachet de licen\u021be duplicat. \u00cen acest caz, sincronizarea bazelor \u00eentre serverul principal \u0219i cel de rezerv\u0103 lipse\u0219te \u2013 ceea ce \u00eenseamn\u0103 transfer manual al bazei \u0219i un timp \u00eendelungat pentru trecerea la rezerv\u0103;\n<\/li>\n<li>Un client \u201egros\u201d al utilizatorului, nedisponibil din exterior, f\u0103r\u0103 extindere pentru dispozitive mobile \u0219i op\u021biunea de acces de la distan\u021b\u0103;\n<\/li>\n<li>Interfa\u021b\u0103 web limitat\u0103, f\u0103r\u0103 grafice \u0219i notific\u0103ri sonore, accesibil\u0103 din exterior, dar practic neutilizat\u0103 de angaja\u021bi din cauza lipsei de informativitate;\n<\/li>\n<li>Lipsa anima\u021biei \u00een interfa\u021b\u0103 \u2013 toat\u0103 grafica const\u0103 doar din imaginea de \u201efundal\u201d \u0219i icoane statice. Drept rezultat \u2013 un nivel general sc\u0103zut de vizibilitate;\n<p>Totul ar\u0103ta aproximativ a\u0219a:<\/p>\n<p><img decoding=\"async\" alt=\"Monitorizarea \u00een data center: cum am \u00eenlocuit vechea BMS cu una nou\u0103. Partea 1\" src=\"\/wp-content\/uploads\/2020\/03\/e03e1cdeb1382abac8af46f99893f298.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n<img decoding=\"async\" alt=\"Monitorizarea \u00een data center: cum am \u00eenlocuit vechea BMS cu una nou\u0103. Partea 1\" src=\"\/wp-content\/uploads\/2020\/03\/c97447aba3095bc345f7171cb949bd20.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/li>\n<li>Limitare \u00een crearea de senzori virtuali \u2013 este disponibil\u0103 numai func\u021bia de adunare, \u00een timp ce modelele senzorilor reali necesit\u0103 posibilitatea de a efectua un complex de opera\u021bii matematice pentru calcule corecte, reflect\u00e2nd realit\u0103\u021bile de func\u021bionare;\u00a0\n<\/li>\n<li>Imposibilitatea de a ob\u021bine date \u00een timp real sau din arhiv\u0103 pentru diverse scopuri (de exemplu, pentru afi\u0219area \u00een cabinetul personal al clientului);\n<\/li>\n<li>Lipsa complet\u0103 de flexibilitate \u0219i posibilitatea de a modifica ceva \u00een BMS \u00een func\u021bie de procesele existente ale CED-ului.\u00a0\n<\/li>\n<\/ol>\n<h2>Cerin\u021bele privind noul sistem BMS<\/h2>\n<p>\nAv\u00e2nd \u00een vedere cele de mai sus, principalele noastre cerin\u021be sunt urm\u0103toarele:<\/p>\n<ol>\n<li>Dou\u0103 ma\u0219ini independente, cu rezervare reciproc\u0103 \u0219i sincronizare automat\u0103, func\u021bion\u00e2nd pe dou\u0103 platforme cloud diferite \u00een diferite CED-uri (\u00een cazul nostru, CED-urile Linxdatacenter din Saint Petersburg \u0219i Moscova);\n<\/li>\n<li>Ad\u0103ugarea gratuit\u0103 a unor noi dispozitive;\n<\/li>\n<li>Actualizarea gratuit\u0103 a software-ului \u0219i componentelor sale (cu excep\u021bia modific\u0103rilor func\u021bionalit\u0103\u021bii);\n<\/li>\n<li>Cod surs\u0103 deschis, care ne permite s\u0103 \u00eentre\u021binem sistemul \u00een cazul unor probleme din partea dezvoltatorului;\n<\/li>\n<li>Posibilitatea de a ob\u021bine \u0219i utiliza date din BMS, de exemplu, pe site sau \u00een cabinetul personal;\n<\/li>\n<li>Acces prin browser WEB f\u0103r\u0103 client \u201egros\u201d;\n<\/li>\n<li>Utilizarea conturilor de domeniu ale angaja\u021bilor pentru accesul \u00een BMS;\n<\/li>\n<li>Prezen\u021ba anima\u021biei \u0219i multe alte dorin\u021be mici \u0219i nu foarte mici, care s-au materializat \u00eentr-un caiet de sarcini detaliat.\n<\/li>\n<\/ol>\n<h2>Ultima pic\u0103tur\u0103<\/h2>\n<p>\n<img decoding=\"async\" alt=\"Monitorizarea \u00een data center: cum am \u00eenlocuit vechea BMS cu una nou\u0103. Partea 1\" src=\"\/wp-content\/uploads\/2020\/03\/7f62b5fc2fbbc12e5f9df11f2f626398.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\n\u00cen momentul \u00een care am realizat c\u0103 data center-ul a dep\u0103\u0219it sistemul s\u0103u BMS, cea mai evident\u0103 solu\u021bie ni s-a p\u0103rut actualizarea sistemului existent. \"Nu se schimb\u0103 caii \u00een mijlocul podului\", nu-i a\u0219a?\u00a0<\/p>\n<p>Cu toate acestea, corpora\u021biile mari, de regul\u0103, nu ofer\u0103 modific\u0103ri personalizate ale solu\u021biilor lor, rafinate de zeci de ani \u0219i v\u00e2ndute \u00een zeci de \u021b\u0103ri. \u00cen timp ce companiile tinere testeaz\u0103 idei sau prototipuri de produse viitoare pe consumatorii poten\u021biali \u0219i se bazeaz\u0103 pe feedback-ul utilizatorilor pentru dezvoltarea produselor, corpora\u021biile continu\u0103 s\u0103 v\u00e2nd\u0103 licen\u021be pentru un produs care c\u00e2ndva a fost cu adev\u0103rat excelent, dar, din p\u0103cate, este acum \u00eenvechit \u0219i inflexibil.<\/p>\n<p>\u0218i am sim\u021bit diferen\u021ba \u00een abordare pe propria piele. \u00cen timpul coresponden\u021bei cu produc\u0103torul vechiului BMS, a devenit destul de repede evident c\u0103 actualizarea sistemului existent propus\u0103 de vendor ar \u00eensemna de fapt achizi\u021bionarea unui sistem nou, cu un transfer semi-automat al bazei de date, costuri ridicate \u0219i capcane \u00een timpul transferului, pe care nici chiar produc\u0103torul nu le putea prognoza. Desigur, \u00een aceast\u0103 situa\u021bie, costul suportului tehnic pentru solu\u021bia actualizat\u0103 cre\u0219tea, iar necesitatea achizi\u021bion\u0103rii licen\u021belor la extindere r\u0103m\u00e2nea.<\/p>\n<p>Ceea ce era cel mai nepl\u0103cut \u2013 noul sistem nu putea s\u0103 ne satisfac\u0103 complet cerin\u021bele pentru backup. Sistemul BMS actualizat putea fi implementat, a\u0219a cum ne doream, pe o platform\u0103 cloud, ceea ce ne-ar fi permis s\u0103 renun\u021b\u0103m la \u201ehardware\u201d, dar op\u021biunea de backup nu era inclus\u0103 \u00een cost. Pentru backup-ul datelor, ar fi trebuit s\u0103 achizi\u021bion\u0103m un al doilea <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/ro\/vps\/\"   title=\"cu izolare maxim\u0103 \u0219i performan\u021b\u0103 stabil\u0103, ideal pentru proiecte comerciale \u0219i SEO.\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1261\">cu izolare maxim\u0103 \u0219i performan\u021b\u0103 stabil\u0103, ideal pentru proiecte comerciale \u0219i SEO.<\/a> BMS \u0219i un set suplimentar de licen\u021be. Cu un cost de aproximativ 76 USD per licen\u021b\u0103 \u0219i un num\u0103r de <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/ro\/lir\/ipv4\/\"   title=\"adreselor IP\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"812\">adreselor IP<\/a> de 1000 de unit\u0103\u021bi, se adun\u0103 76.000 USD cheltuieli suplimentare doar pentru licen\u021bele pentru ma\u0219ina de rezerv\u0103.\u00a0<\/p>\n<p>Noutatea versiunii actualizate a BMS este necesitatea achizi\u021bion\u0103rii de licen\u021be suplimentare \u201epentru toate dispozitivele\u201d \u2013 chiar \u0219i pentru serverul principal. Este important de men\u021bionat c\u0103 exist\u0103 dispozitive conectate la BMS prin intermediul unor gateway-uri. Gateway-ul are o singur\u0103 adres\u0103 IP, dar controleaz\u0103 mai multe dispozitive (\u00een medie 10). \u00cen vechea versiune a BMS era necesar\u0103 o licen\u021b\u0103 pentru fiecare adres\u0103 IP a gateway-ului, iar statisticile ar\u0103tau cam a\u0219a: \u201eadrese IP\/licen\u021be 1000, dispozitive 1200\u201d. Noua versiune a BMS func\u021biona dup\u0103 un alt principiu, iar statisticile ar fi ar\u0103tat \u201eadrese IP 1000, dispozitive\/licen\u021be 1200\u201d. A\u0219adar, furnizorul a schimbat modul de alocare a licen\u021belor \u00een noua versiune, iar noi am fost nevoi\u021bi s\u0103 achizi\u021bion\u0103m aproximativ 200 de licen\u021be suplimentare.\u00a0<\/p>\n<p>Bugetul \u201eactualiz\u0103rii\u201d s-a format \u00een cele din urm\u0103 din patru puncte:\u00a0<\/p>\n<ul>\n<li>costul versiunii cloud \u0219i al serviciului de migrare la aceasta;\u00a0\n<\/li>\n<li>licen\u021be suplimentare pentru pachetul existent pentru dispozitivele conectate prin gateway-uri;\n<\/li>\n<li>costul versiunii de rezerv\u0103 \u00een cloud;\u00a0\u00a0\n<\/li>\n<li>un set de licen\u021be pentru ma\u0219ina de rezerv\u0103.\u00a0\n<\/li>\n<\/ul>\n<p>\nCostul total al proiectului a dep\u0103\u0219it 100.000 de dolari! \u0218i nu vorbim aici despre necesitatea achizi\u021bion\u0103rii de licen\u021be pentru dispozitive noi \u00een viitor.<\/p>\n<p>\u00cen cele din urm\u0103, am realizat c\u0103 pentru noi ar fi mai simplu \u2013 \u0219i poate chiar mai ieftin \u2013 s\u0103 comand\u0103m un sistem creat de la zero, care s\u0103 \u021bin\u0103 cont de toate cerin\u021bele noastre \u0219i s\u0103 preconizeze o posibilitate de modernizare \u00een viitor. Dar trebuia s\u0103 g\u0103sim dezvoltatori dornici s\u0103 creeze un astfel de sistem complex, s\u0103 compar\u0103m ofertele, s\u0103 alegem \u0219i s\u0103 trecem \u00eempreun\u0103 cu finali\u0219tii prin procesul de la caietul de sarcini p\u00e2n\u0103 la implementare\u2026 Despre asta \u2013 citi\u021bi \u00een partea a doua a materialului \u00een cur\u00e2nd.\u00a0<br \/>\n<br \/>Sursa: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/linxdatacenter\/blog\/492120\/\">habr.com<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0427\u0442\u043e \u0442\u0430\u043a\u043e\u0435 BMS \u0421\u0438\u0441\u0442\u0435\u043c\u0430 \u043c\u043e\u043d\u0438\u0442\u043e\u0440\u0438\u043d\u0433\u0430 \u0440\u0430\u0431\u043e\u0442\u044b \u0438\u043d\u0436\u0435\u043d\u0435\u0440\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u0432 \u0426\u041e\u0414\u0435 \u2013 \u043a\u043b\u044e\u0447\u0435\u0432\u043e\u0439 \u044d\u043b\u0435\u043c\u0435\u043d\u0442 \u0438\u043d\u0444\u0440\u0430\u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u044b, \u043d\u0430\u043f\u0440\u044f\u043c\u0443\u044e \u0432\u043b\u0438\u044f\u044e\u0449\u0438\u0439 \u043d\u0430 \u0442\u0430\u043a\u043e\u0439 \u0432\u0430\u0436\u043d\u044b\u0439 \u043f\u043e\u043a\u0430\u0437\u0430\u0442\u0435\u043b\u044c \u0434\u043b\u044f \u0434\u0430\u0442\u0430-\u0446\u0435\u043d\u0442\u0440\u0430, \u043a\u0430\u043a \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u044c \u0440\u0435\u0430\u043a\u0446\u0438\u0438 \u043f\u0435\u0440\u0441\u043e\u043d\u0430\u043b\u0430 \u043d\u0430 \u0430\u0432\u0430\u0440\u0438\u0439\u043d\u044b\u0435 \u0441\u0438\u0442\u0443\u0430\u0446\u0438\u0438 \u0438, \u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u043d\u043e, \u043d\u0430 \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u0431\u0435\u0441\u043f\u0435\u0440\u0435\u0431\u043e\u0439\u043d\u043e\u0439 \u0440\u0430\u0431\u043e\u0442\u044b.\u00a0 \u0421\u0438\u0441\u0442\u0435\u043c\u044b \u043c\u043e\u043d\u0438\u0442\u043e\u0440\u0438\u043d\u0433\u0430 BMS (Building Monitoring System) \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u044e\u0442 \u043c\u043d\u043e\u0433\u0438\u0435 \u0433\u043b\u043e\u0431\u0430\u043b\u044c\u043d\u044b\u0435 \u0432\u0435\u043d\u0434\u043e\u0440\u044b \u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u043b\u044f \u0426\u041e\u0414\u043e\u0432. \u0417\u0430 \u0432\u0440\u0435\u043c\u044f \u0440\u0430\u0431\u043e\u0442\u044b Linxdatacenter \u0432 \u0420\u043e\u0441\u0441\u0438\u0438 \u043d\u0430\u043c [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":74287,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-74286","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2.1 - 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