Ukuze ugweme izinkinga zomthetho nge-Oracle (okungumnikazi wezandiso zokuphathelene), caizinkampani eziningi ngokwengeziwe zakha i-JDK yazo kusuka ku-OpenJDK futhi kusizakale umphakathi ngomsebenzi wabo.
Kungaba yiRed Hat, iAmazon phakathi kwabanye, ukubala ezimbalwa, zonke lezi zinkampani zinama-JDKs azo. Ngokusho kwabo, izandiso zokuphathelene ne-Oracle zonakalisa ukuzethemba konjiniyela abahamba kancane kancane beya olimini lweJava.
U-Alibaba Dragonwell
IJava ulimi olusetshenziswa kabanzi e-Alibaba njengoba beludinga i-JDK elungiselelwe izinhlelo zalo zokusebenza i-e-commerce, ezezimali kanye nezinsizakalo ze-intanethi ezisetshenziswa kuma-server angaphezu kwe-100,000.
Kulesi sidingo kwavela u-Alibaba Dragonwell, i-JDK etholakala ku-OpenJDK futhi iyiphi injini eqhuba ukusatshalaliswa kwezicelo ze-Java ezisatshalaliswa ngu-Alibaba ezikalini ezeqile, ngokuya ngemigomo yenkampani.
Njengemfoloko ye-OpenJDK, i-Alibaba Dragonwell JDK iyisoftware yamahhala ngaphansi kwelayisense le-GNU 2.0, etholakala ku-GitHub.
Abanjiniyela be-Alibaba Group basanda kwethulwa ukuqaliswa kwakho kwe-JDK ku-GitHub. Enkampanini, lokhu kuqaliswa kuzalwe ngesidingo sokuthola isisetshenziswa seJava esifanelana kahle nezinhlelo zayo zokusebenza futhi esivumela ukusetshenziswa kwaso okukhulu.
Le ndlela yokwenza ngokwezifiso yangaphakathi noma inguqulo esezansi ye-OpenJDK evela ku-Alibaba Group ibizwa ngegama I-Alibaba Dragonwell 8.0. Njengoba bekulindelekile, lokhu kwenziwa ngokwezifiso kusetshenzisiwe ngezidingo ezithile zebhizinisi.
Esethulweni seqembu leDragwell:
Kuyaziwa ukuthi lokhu kwamuva kulungiselelwe ukusetshenziswa kwe-inthanethi kwe-e-commerce, ezezimali kanye nezinsiza kusebenza futhi sekuvele kusebenza kumaseva angaphezu kwezinkulungwane eziyikhulu. »
I-Alibaba Dragonwell iyinjini eqhuba izicelo zethu ezisatshalaliswe zeJava ezinokukhubazeka okwedlulele, ”kusho leli thimba.
Ithimba le-Alibaba Dragonwell libika ukuthi lokhu okuqinisekisiwe kuhambisana nezinga leJava SE nokuthi inguqulo yamanje ihambisana kuphela nengxenyekazi ye-Linux yokwakhiwa kwe-x86 ne-x64.
Ngaphezu kokuba yimfoloko ye-OpenJDK, inezinye izici inkampani ezibheka njengezibaluleke kakhulu emsebenzini wayo.
"Ngokwamukela i-OpenJDK ukwenza izinhlelo zethu zokusebenza, sabona isidingo sokwenza ngokwezifiso ngqo ukufakwa kwezicelo ezinkulu zeJava," kubhala iqembu.
Mayelana ne-Alibaba Dragonwell 8.0 New Version
Uhlobo olusha lwe-Alibaba Dragonwell inomqoqi kadoti omusha obizwa nge-CMS, irekhoda yendiza (JFR) futhi uletha izengezo ezintsha.
Embikweni wokukhishwa okusha okuvela ku-Alibaba Dragonwell, iqembu lezentuthuko ligcizelela ukuthi:
- Kukhethwa inketho entsha entsha ku-dump subcommand yethuluzi lokulahla ukunganaki okuqukethwe kokuhlelwa kokuqala kwe-heapdump.
- Kanye nenketho entsha yePrintaYoungGenHistoAfterParNewGC ukuphrinta i-histogram yento ngemuva kweParNew GC.
- Inketho ye-PrintGCRootsTraceTime ingezwe ukuphrinta imininingwane yeParNew GC njenge-G1GC. Siza abasebenzisi ukuthi bathole inkinga yesikhathi sokuphumula eside. Ingavulwa / ivalwe yi-jinfo
Futhi inketho entsha ye-ArrayAllocationWarningSize yokuphrinta isitaki sezingcingo zemephu yamalungu afanayo edlula i-ArrayAllocationWarningSize. Inani elizenzakalelayo lale nketho lingu-512M. Lokhu kungashintshwa ngu-jinfo.
Ungayithola kanjani i-Alibaba Dragonwell 8.0?
Le JDK iyatholakala kulabo abathanda abafuna ukwazi okuthe xaxa ngayo noma bayisebenzise kumaseva abo.
Kubalulekile ukukusho lokho I-Alibaba Dragonwell JDK isekela kuphela ipulatifomu ye-Linux ku-x86 nakwezakhiwo ze-x64 okwamanje.
Ngezinhlelo ze-RHEL, CentOS ne-AliOS zingangezwa okugcina okulandelayo.
Endabeni yeCentOS lokhu sikungeza nge:
curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
Futhi sifaka nge:
sudo yum install dragonwell-8
Manje umane ukunika amandla i-Alibaba Dragonwell JDK ngohlelo lwakho lokusebenza, lweSicela ulungiselele i-Java_HOME ukukhomba kumkhombandlela wokufaka we-Alibaba Dragonwell.
Kwezinye izinhlelo kufanele ulande i-JDK kusuka eGithub, isixhumanisi yilokhu.
Ungaxhumana nemiyalo yokusebenzisa i-Alibaba Dragonwell 8.0 kanye nemininingwane eminingi ngayo. Kulesi sixhumanisi esilandelayo.