{"id":108647,"date":"2023-05-21T12:49:09","date_gmt":"2023-05-21T10:49:12","guid":{"rendered":"https:\/\/prohoster.info\/?p=108647"},"modified":"2023-05-22T10:28:52","modified_gmt":"2023-05-22T08:28:52","slug":"paypal-otkryl-kod-subd-junodb","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/novosti-interneta\/paypal-otkryl-kod-subd-junodb","title":{"rendered":"PayPal publikoi kodin e baz\u00ebs s\u00eb t\u00eb dh\u00ebnave JunoDB","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Kompania PayPal publikoi kodin burimor t\u00eb DB t\u00eb rezistenc\u00ebs JunoDB, e cila manipulohet me t\u00eb dh\u00ebnat n\u00eb formatin \u00e7el\u00ebs-vler\u00eb. Sistemi \u00ebsht\u00eb projektuar fillimisht duke pasur parasysh sigurin\u00eb e lart\u00eb, shkall\u00ebzimin horizontal, q\u00ebndrueshm\u00ebrin\u00eb dhe aft\u00ebsin\u00eb p\u00ebr t\u00eb p\u00ebrpunuar qindra mij\u00ebra lidhje n\u00eb m\u00ebnyr\u00eb parashikuese. N\u00eb PayPal, praktiktikisht t\u00eb gjith\u00eb sh\u00ebrbimet, nga hyrja e p\u00ebrdoruesve deri te p\u00ebrpunimi i transaksioneve financiare, jan\u00eb t\u00eb lidhura me JunoDB. Kodi i projektit \u00ebsht\u00eb shkruar n\u00eb gjuh\u00ebn Go (biblioteka klientike n\u00eb Java) dhe shp\u00ebrndahet n\u00ebn licenc\u00ebn Apache 2.0. N\u00eb zhvillimin e m\u00ebtejsh\u00ebm do t\u00eb merren parasysh korrigjimet, p\u00ebrmir\u00ebsimet dhe ndryshimet nga komuniteti. <\/p>\n

Arkitektura JunoDB bazohet n\u00eb p\u00ebrdorimin e nj\u00eb balancuesi ngarkese, i cili pranon k\u00ebrkesat nga aplikacionet klientike dhe i shp\u00ebrndan ato midis proxy-server\u00ebve, t\u00eb cil\u00ebt angazhohen nj\u00ebkoh\u00ebsisht me nj\u00eb grup servera<\/a> ruajtjeje gjat\u00eb p\u00ebrmbushjes s\u00eb k\u00ebrkes\u00ebs. \u00c7do proxy-server vendos lidhje menj\u00ebher\u00eb me t\u00eb gjitha server\u00ebve<\/a> rakendjet dhe drejton k\u00ebrkesat n\u00eb grupin e server\u00ebve t\u00eb ruajtjes mbi baz\u00ebn e indeksit t\u00eb ndarjes, i cili ruhet n\u00eb nj\u00eb sistem t\u00eb shp\u00ebrndar\u00eb ruajtjesh p\u00ebr konfigurimin etcd.

\"PayPal<\/center> <\/p>\n

T\u00eb dh\u00ebnat ndahen dhe lidhen me nodet e ruajtjes duke p\u00ebrdorur hashing, q\u00eb lejon zvog\u00eblimin e l\u00ebvizjes s\u00eb t\u00eb dh\u00ebnave kur rriten ose zvog\u00eblohen nodet n\u00eb klaster. P\u00ebr t\u00eb siguruar q\u00ebndrueshm\u00ebrin\u00eb, \u00e7do porcion t\u00eb dh\u00ebnash replikohet n\u00eb disa nodet e ruajtjes, q\u00eb lejon ruajtjen e informacionit gjat\u00eb r\u00ebnies s\u00eb server\u00ebve t\u00eb caktuar. Krijimi i ruajtjeve territorialisht t\u00eb shp\u00ebrndara mb\u00ebshtetet, ku grupet e nodve jan\u00eb vendosur n\u00eb qendra t\u00eb ndryshme t\u00eb t\u00eb dh\u00ebnave.

\"PayPal<\/center> <\/p>\n

N\u00eb nodet e ruajtjes s\u00eb dh\u00ebnave, t\u00eb dh\u00ebnat vendosen n\u00eb kujtes\u00ebn e p\u00ebrkohshme ose n\u00eb ruajtjen lokale t\u00eb bazuar n\u00eb bibliotek\u00ebn RocksDB. P\u00ebr ruajtje t\u00eb p\u00ebrhershme, t\u00eb dh\u00ebnat p\u00ebrmbahen n\u00eb form\u00eb t\u00eb enkriptuar (\u00e7el\u00ebsi i enkriptimit mund t\u00eb p\u00ebrcaktohet si nga klienti ashtu edhe t\u00eb caktohet n\u00eb nivelin e proxy).

\"PayPal<\/center> <\/p>\n

P\u00ebr qasjen n\u00eb DB nga aplikacionet ofrohet nj\u00eb bibliotek\u00eb klienti q\u00eb ofron nj\u00eb API p\u00ebr aplikacionet n\u00eb gjuh\u00ebt Java, Go dhe C++. Pjesa klienti \u00ebsht\u00eb maksimalisht e thjeshtuar, nd\u00ebrsa logjika komplekse dhe konfigurimet, p\u00ebr aq sa t\u00eb jet\u00eb e mundur, jan\u00eb transferuar n\u00eb an\u00ebn e DB-s\u00eb. Nd\u00ebrveprimi mes klientit dhe balancuesit t\u00eb ngarkes\u00ebs ose proxy-t b\u00ebhet p\u00ebrmes nj\u00eb kanali t\u00eb enkriptuar. P\u00ebr menaxhimin dhe d\u00ebrgimin e k\u00ebrkesave mund t\u00eb p\u00ebrdoret nj\u00eb nd\u00ebrfaqe komandash, e cila riprodhon t\u00eb gjitha mund\u00ebsit\u00eb e API-t\u00eb klient. <\/p>\n

Sistemi \u00ebsht\u00eb projektuar p\u00ebr t\u00eb p\u00ebrpunuar k\u00ebrkesat me vonesa t\u00eb ulta t\u00eb parashikuara, si p.sh., nj\u00eb klas\u00ebr me tre nodo ruajtjeje dhe nj\u00eb proxy, e formuar nga mjedise n1-highmem-32 (32 CPU Intel Xeon 2.30GHz, 214G RAM dhe 450G ruajtje bazuar n\u00eb SSD), ishte n\u00eb gjendje t\u00eb ofronte vonesa fikse q\u00eb nuk tejkalonin 2.5 ms n\u00eb 95% t\u00eb rasteve dhe 16 ms n\u00eb 99% gjat\u00eb p\u00ebrpunimit t\u00eb 200 mij\u00eb lidhjeve TLS nj\u00ebkoh\u00ebsisht dhe nj\u00eb fluks prej 15 mij\u00eb k\u00ebrkesash n\u00eb sekond\u00eb (n\u00eb 3000 lidhje nj\u00ebkoh\u00ebsisht dhe nj\u00eb fluks prej 80 mij\u00eb k\u00ebrkesash n\u00eb sekond\u00eb, vonesat nuk tejkaluan 6 ms n\u00eb 95% t\u00eb rasteve dhe 15 ms n\u00eb 99%). N\u00eb PayPal, sh\u00ebrbimet bazuar n\u00eb JunoDB sh\u00ebrbejn\u00eb rreth 350 miliard\u00eb k\u00ebrkesa n\u00eb dit\u00eb.

\"PayPal<\/center>
\n
Burimi: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f PayPal \u043e\u0442\u043a\u0440\u044b\u043b\u0430 \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0435 \u0442\u0435\u043a\u0441\u0442\u044b \u043e\u0442\u043a\u0430\u0437\u043e\u0443\u0441\u0442\u043e\u0439\u0447\u0438\u0432\u043e\u0439 \u0421\u0423\u0411\u0414 JunoDB, \u043c\u0430\u043d\u0438\u043f\u0443\u043b\u0438\u0440\u0443\u044e\u0449\u0435\u0439 \u0434\u0430\u043d\u043d\u044b\u043c\u0438 \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0435 \u043a\u043b\u044e\u0447-\u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435. \u0421\u0438\u0441\u0442\u0435\u043c\u0430 \u0438\u0437\u043d\u0430\u0447\u0430\u043b\u044c\u043d\u043e \u0441\u043f\u0440\u043e\u0435\u043a\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0430 \u0441 \u043e\u0433\u043b\u044f\u0434\u043a\u043e\u0439 \u043d\u0430 \u0432\u044b\u0441\u043e\u043a\u0443\u044e \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u044c, \u0433\u043e\u0440\u0438\u0437\u043e\u043d\u0442\u0430\u043b\u044c\u043d\u0443\u044e \u043c\u0430\u0441\u0448\u0442\u0430\u0431\u0438\u0440\u0443\u0435\u043c\u043e\u0441\u0442\u044c, \u043e\u0442\u043a\u0430\u0437\u043e\u0443\u0441\u0442\u043e\u0439\u0447\u0438\u0432\u043e\u0441\u0442\u044c \u0438 \u0441\u043f\u043e\u0441\u043e\u0431\u043d\u043e\u0441\u0442\u044c \u043e\u0431\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0442\u044c \u0441\u043e\u0442\u043d\u0438 \u0442\u044b\u0441\u044f\u0447 \u043e\u0434\u043d\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0445 \u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u0439 \u0441 \u043f\u0440\u0435\u0434\u0441\u043a\u0430\u0437\u0443\u0435\u043c\u044b\u043c\u0438 \u0437\u0430\u0434\u0435\u0440\u0436\u043a\u0430\u043c\u0438. \u0412 PayPal \u043f\u0440\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u0438 \u0432\u0441\u0435 \u0441\u0435\u0440\u0432\u0438\u0441\u044b, \u043e\u0442 \u0432\u0445\u043e\u0434\u0430 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439 \u0434\u043e \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0444\u0438\u043d\u0430\u043d\u0441\u043e\u0432\u044b\u0445 \u0442\u0440\u0430\u043d\u0437\u0430\u043a\u0446\u0438\u0439, \u0437\u0430\u0432\u044f\u0437\u0430\u043d\u044b \u043d\u0430 JunoDB. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Go […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":108648,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-108647","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-novosti-interneta"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47PayPal publikoi kodin e DB-s\u00eb JunoDB | ProHoster","description":"Kompania PayPal publikoi kodin burimor t\u00eb DB t\u00eb rezistenc\u00ebs JunoDB, e cila manipulohet me t\u00eb dh\u00ebnat n\u00eb formatin \u00e7el\u00ebs-vler\u00eb. Sistemi \u00ebsht\u00eb projektuar fillimisht duke pasur parasysh sigurin\u00eb e lart\u00eb, shkall\u00ebzimin horizontal, q\u00ebndrueshm\u00ebrin\u00eb dhe aft\u00ebsin\u00eb p\u00ebr t\u00eb p\u00ebrpunuar qindra mij\u00ebra lidhje n\u00eb m\u00ebnyr\u00eb parashikuese. N\u00eb PayPal, praktiktikisht t\u00eb gjith\u00eb sh\u00ebrbimet, nga hyrja e p\u00ebrdoruesve deri te p\u00ebrpunimi i transaksioneve financiare, jan\u00eb t\u00eb lidhura me JunoDB. Kodi i projektit \u00ebsht\u00eb shkruar n\u00eb gjuh\u00ebn Go.","canonical_url":"https:\/\/prohoster.info\/sq\/blog\/novosti-interneta\/paypal-otkryl-kod-subd-junodb","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"sq_AL","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\udd47PayPal \u043e\u0442\u043a\u0440\u044b\u043b \u043a\u043e\u0434 \u0421\u0423\u0411\u0414 JunoDB | ProHoster","og:description":"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f PayPal \u043e\u0442\u043a\u0440\u044b\u043b\u0430 \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0435 \u0442\u0435\u043a\u0441\u0442\u044b \u043e\u0442\u043a\u0430\u0437\u043e\u0443\u0441\u0442\u043e\u0439\u0447\u0438\u0432\u043e\u0439 \u0421\u0423\u0411\u0414 JunoDB, \u043c\u0430\u043d\u0438\u043f\u0443\u043b\u0438\u0440\u0443\u044e\u0449\u0435\u0439 \u0434\u0430\u043d\u043d\u044b\u043c\u0438 \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0435 \u043a\u043b\u044e\u0447-\u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435. \u0421\u0438\u0441\u0442\u0435\u043c\u0430 \u0438\u0437\u043d\u0430\u0447\u0430\u043b\u044c\u043d\u043e \u0441\u043f\u0440\u043e\u0435\u043a\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0430 \u0441 \u043e\u0433\u043b\u044f\u0434\u043a\u043e\u0439 \u043d\u0430 \u0432\u044b\u0441\u043e\u043a\u0443\u044e \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u044c, \u0433\u043e\u0440\u0438\u0437\u043e\u043d\u0442\u0430\u043b\u044c\u043d\u0443\u044e \u043c\u0430\u0441\u0448\u0442\u0430\u0431\u0438\u0440\u0443\u0435\u043c\u043e\u0441\u0442\u044c, \u043e\u0442\u043a\u0430\u0437\u043e\u0443\u0441\u0442\u043e\u0439\u0447\u0438\u0432\u043e\u0441\u0442\u044c \u0438 \u0441\u043f\u043e\u0441\u043e\u0431\u043d\u043e\u0441\u0442\u044c \u043e\u0431\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u0442\u044c \u0441\u043e\u0442\u043d\u0438 \u0442\u044b\u0441\u044f\u0447 \u043e\u0434\u043d\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0445 \u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u0439 \u0441 \u043f\u0440\u0435\u0434\u0441\u043a\u0430\u0437\u0443\u0435\u043c\u044b\u043c\u0438 \u0437\u0430\u0434\u0435\u0440\u0436\u043a\u0430\u043c\u0438. \u0412 PayPal \u043f\u0440\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u0438 \u0432\u0441\u0435 \u0441\u0435\u0440\u0432\u0438\u0441\u044b, \u043e\u0442 \u0432\u0445\u043e\u0434\u0430 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u0439 \u0434\u043e \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0444\u0438\u043d\u0430\u043d\u0441\u043e\u0432\u044b\u0445 \u0442\u0440\u0430\u043d\u0437\u0430\u043a\u0446\u0438\u0439, \u0437\u0430\u0432\u044f\u0437\u0430\u043d\u044b \u043d\u0430 JunoDB. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 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