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鑰屼笖杩欎釜妯″紡濂藉儚Kafka鍟婏紒锛堟垜杩欓噷鏄簾璇濓紝鏈韩灏辨槸闃块噷鍩轰簬Kafka鐨勫緢澶氱壒鎬х爺鍙戠殑锛夈��
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NameServer鏄竴涓姛鑳介綈鍏ㄧ殑鏈嶅姟鍣紝鍏惰鑹茬被浼糄ubbo涓殑Zookeeper锛屼絾NameServer涓嶼ookeeper鐩告瘮鏇磋交閲忋�備富瑕佹槸鍥犱负姣忎釜NameServer鑺傜偣浜掔浉涔嬮棿鏄嫭绔嬬殑锛屾病鏈変换浣曚俊鎭氦浜掋��
NameServer鍘嬪姏涓嶄細澶ぇ锛屽钩鏃朵富瑕佸紑閿�鏄湪缁存寔蹇冭烦鍜屾彁渚汿opic-Broker鐨勫叧绯绘暟鎹��
浣嗘湁涓�鐐归渶瑕佹敞鎰忥紝Broker鍚慛ameServer鍙戝績璺虫椂锛� 浼氬甫涓婂綋鍓嶈嚜宸辨墍璐熻矗鐨勬墍鏈�Topic淇℃伅锛屽鏋�Topic涓暟澶锛堜竾绾у埆锛夛紝浼氬鑷翠竴娆″績璺充腑锛屽氨Topic鐨勬暟鎹氨鍑犲崄M锛岀綉缁滄儏鍐靛樊鐨勮瘽锛� 缃戠粶浼犺緭澶辫触锛屽績璺冲け璐ワ紝瀵艰嚧NameServer璇涓築roker蹇冭烦澶辫触銆�
NameServer 琚璁℃垚鍑犱箮鏃犵姸鎬佺殑锛屽彲浠ユí鍚戞墿灞曪紝鑺傜偣涔嬮棿鐩镐簰涔嬮棿鏃犻�氫俊锛岄�氳繃閮ㄧ讲澶氬彴鏈哄櫒鏉ユ爣璁拌嚜宸辨槸涓�涓吉闆嗙兢銆�
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鎴戜滑鐪嬩竴涓�Dubbo涓敞鍐屼腑蹇冪殑瑙掕壊锛屾槸涓嶆槸鐪熺殑涓�姣涗竴鏍凤紝甯堝嚭鍚岄棬鐩镐技鐐圭湡鐨勫緢澶氾細
Producer
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Producer鐢辩敤鎴疯繘琛屽垎甯冨紡閮ㄧ讲锛屾秷鎭敱Producer閫氳繃澶氱璐熻浇鍧囪 妯″紡鍙戦�佸埌Broker闆嗙兢锛屽彂閫佷綆寤舵椂锛屾敮鎸佸揩閫熷け璐ャ��
RocketMQ 鎻愪緵浜嗕笁绉嶆柟寮忓彂閫佹秷鎭細鍚屾銆佸紓姝ュ拰鍗曞悜
鍚屾鍙戦��锛氬悓姝ュ彂閫佹寚娑堟伅鍙戦�佹柟鍙戝嚭鏁版嵁鍚庝細鍦ㄦ敹鍒版帴鏀舵柟鍙戝洖鍝嶅簲涔嬪悗鎵嶅彂涓嬩竴涓暟鎹寘銆備竴鑸敤浜庨噸瑕侀�氱煡娑堟伅锛屼緥濡傞噸瑕侀�氱煡閭欢銆佽惀閿�鐭俊銆�
寮傛鍙戦��锛氬紓姝ュ彂閫佹寚鍙戦�佹柟鍙戝嚭鏁版嵁鍚庯紝涓嶇瓑鎺ユ敹鏂瑰彂鍥炲搷搴旓紝鎺ョ潃鍙戦�佷笅涓暟鎹寘锛屼竴鑸敤浜庡彲鑳介摼璺�楁椂杈冮暱鑰屽鍝嶅簲鏃堕棿鏁忔劅鐨勪笟鍔″満鏅紝渚嬪鐢ㄦ埛瑙嗛涓婁紶鍚庨�氱煡鍚姩杞爜鏈嶅姟銆�
鍗曞悜鍙戦��锛氬崟鍚戝彂閫佹槸鎸囧彧璐熻矗鍙戦�佹秷鎭�屼笉绛夊緟鏈嶅姟鍣ㄥ洖搴斾笖娌℃湁鍥炶皟鍑芥暟瑙﹀彂锛岄�傜敤浜庢煇浜涜�楁椂闈炲父鐭絾瀵瑰彲闈犳�ц姹傚苟涓嶉珮鐨勫満鏅紝渚嬪鏃ュ織鏀堕泦銆�
Broker
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- Broker鏄叿浣撴彁渚涗笟鍔＄殑鏈嶅姟鍣紝鍗曚釜Broker鑺傜偣涓庢墍鏈夌殑NameServer鑺傜偣淇濇寔闀胯繛鎺ュ強蹇冭烦锛屽苟浼氬畾鏃跺皢Topic淇℃伅娉ㄥ唽鍒癗ameServer锛岄『甯︿竴鎻愬簳灞傜殑閫氫俊鍜岃繛鎺ラ兘鏄�鍩轰簬Netty瀹炵幇鐨勩��
- Broker璐熻矗娑堟伅瀛樺偍锛屼互Topic涓虹含搴︽敮鎸佽交閲忕骇鐨勯槦鍒楋紝鍗曟満鍙互鏀拺涓婁竾闃熷垪瑙勬ā锛屾敮鎸佹秷鎭帹鎷夋ā鍨嬨��
- 瀹樼綉涓婃湁鏁版嵁鏄剧ず锛氬叿鏈�涓婁嚎绾ф秷鎭爢绉兘鍔�锛屽悓鏃跺彲涓ユ牸淇濊瘉娑堟伅鐨勬湁搴忔��銆�
Consumer
娑堟伅娑堣垂鑰咃紝璐熻矗娑堣垂娑堟伅锛屼竴鑸槸鍚庡彴绯荤粺璐熻矗寮傛娑堣垂銆�
Consumer涔熺敱鐢ㄦ埛閮ㄧ讲锛屾敮鎸丳USH鍜孭ULL涓ょ娑堣垂妯″紡锛屾敮鎸�闆嗙兢娑堣垂鍜�骞挎挱娑堟伅锛屾彁渚�瀹炴椂鐨勬秷鎭闃呮満鍒�銆�
Pull锛氭媺鍙栧瀷娑堣垂鑰咃紙Pull Consumer锛変富鍔ㄤ粠娑堟伅鏈嶅姟鍣ㄦ媺鍙栦俊鎭紝鍙鎵归噺鎷夊彇鍒版秷鎭紝鐢ㄦ埛搴旂敤灏变細鍚姩娑堣垂杩囩▼锛屾墍浠� Pull 绉颁负涓诲姩娑堣垂鍨嬨��
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娑堟伅棰嗗煙妯″瀷
Message
Message锛堟秷鎭級灏辨槸瑕佷紶杈撶殑淇℃伅銆�
涓�鏉℃秷鎭繀椤绘湁涓�涓富棰橈紙Topic锛夛紝涓婚鍙互鐪嬪仛鏄綘鐨勪俊浠惰閭瘎鐨勫湴鍧�銆�
涓�鏉℃秷鎭篃鍙互鎷ユ湁涓�涓彲閫夌殑鏍囩锛圱ag锛夊拰棰濆鐨勯敭鍊煎锛屽畠浠彲浠ョ敤浜庤缃竴涓笟鍔� Key 骞跺湪 Broker 涓婃煡鎵炬娑堟伅浠ヤ究鍦ㄥ紑鍙戞湡闂存煡鎵鹃棶棰樸��
Topic
Topic锛堜富棰橈級鍙互鐪嬪仛娑堟伅鐨勮绫伙紝瀹冩槸娑堟伅鐨勭涓�绾х被鍨嬨�傛瘮濡備竴涓數鍟嗙郴缁熷彲浠ュ垎涓猴細浜ゆ槗娑堟伅銆佺墿娴佹秷鎭瓑锛屼竴鏉℃秷鎭繀椤绘湁涓�涓� Topic 銆�
Topic 涓庣敓浜ц�呭拰娑堣垂鑰呯殑鍏崇郴闈炲父鏉炬暎锛屼竴涓� Topic 鍙互鏈�0涓��1涓�佸涓敓浜ц�呭悜鍏跺彂閫佹秷鎭紝涓�涓敓浜ц�呬篃鍙互鍚屾椂鍚戜笉鍚岀殑 Topic 鍙戦�佹秷鎭��
涓�涓� Topic 涔熷彲浠ヨ 0涓��1涓�佸涓秷璐硅�呰闃呫��
Tag
Tag锛堟爣绛撅級鍙互鐪嬩綔瀛愪富棰橈紝瀹冩槸娑堟伅鐨勭浜岀骇绫诲瀷锛岀敤浜庝负鐢ㄦ埛鎻愪緵棰濆鐨勭伒娲绘�с�備娇鐢ㄦ爣绛撅紝鍚屼竴涓氬姟妯″潡涓嶅悓鐩殑鐨勬秷鎭氨鍙互鐢ㄧ浉鍚� Topic 鑰屼笉鍚岀殑 Tag 鏉ユ爣璇嗐�傛瘮濡備氦鏄撴秷鎭張鍙互鍒嗕负锛氫氦鏄撳垱寤烘秷鎭�佷氦鏄撳畬鎴愭秷鎭瓑锛屼竴鏉℃秷鎭彲浠ユ病鏈� Tag 銆�
鏍囩鏈夊姪浜庝繚鎸佹偍鐨勪唬鐮佸共鍑�鍜岃繛璐紝骞朵笖杩樺彲浠ヤ负 RocketMQ 鎻愪緵鐨勬煡璇㈢郴缁熸彁渚涘府鍔┿��
Group
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Queue
鍦�Kafka涓彨Partition锛屾瘡涓猀ueue鍐呴儴鏄湁搴忕殑锛屽湪RocketMQ涓垎涓鸿鍜屽啓涓ょ闃熷垪锛屼竴鑸潵璇磋鍐欓槦鍒楁暟閲忎竴鑷达紝濡傛灉涓嶄竴鑷村氨浼氬嚭鐜板緢澶氶棶棰樸��
Message Queue
Message Queue锛堟秷鎭槦鍒楋級锛屼富棰樿鍒掑垎涓轰竴涓垨澶氫釜瀛愪富棰橈紝鍗虫秷鎭槦鍒椼��
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Offset
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涔熷彲浠ヨ涓� Message Queue 鏄竴涓暱搴︽棤闄愮殑鏁扮粍锛�Offset 灏辨槸涓嬫爣銆�
娑堟伅娑堣垂妯″紡
娑堟伅娑堣垂妯″紡鏈変袱绉嶏細Clustering锛堥泦缇ゆ秷璐癸級鍜�Broadcasting锛堝箍鎾秷璐癸級銆�
榛樿鎯呭喌涓嬪氨鏄泦缇ゆ秷璐癸紝璇ユā寮忎笅涓�涓秷璐硅�呴泦缇ゅ叡鍚屾秷璐逛竴涓富棰樼殑澶氫釜闃熷垪锛屼竴涓槦鍒楀彧浼氳涓�涓秷璐硅�呮秷璐癸紝濡傛灉鏌愪釜娑堣垂鑰呮寕鎺夛紝鍒嗙粍鍐呭叾瀹冩秷璐硅�呬細鎺ユ浛鎸傛帀鐨勬秷璐硅�呯户缁秷璐广��
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Message Order
Message Order锛堟秷鎭『搴忥級鏈変袱绉嶏細Orderly锛堥『搴忔秷璐癸級鍜�Concurrently锛堝苟琛屾秷璐癸級銆�
椤哄簭娑堣垂琛ㄧず娑堟伅娑堣垂鐨勯『搴忓悓鐢熶骇鑰呬负姣忎釜娑堟伅闃熷垪鍙戦�佺殑椤哄簭涓�鑷达紝鎵�浠ュ鏋滄鍦ㄥ鐞嗗叏灞�椤哄簭鏄己鍒舵�х殑鍦烘櫙锛岄渶瑕佺‘淇濅娇鐢ㄧ殑涓婚鍙湁涓�涓秷鎭槦鍒椼��
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