锘??xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>&#27431;&#32654;&#26085;&#38889;&#31934;&#21697;&#19968;&#21306;&#20108;&#21306;&#19977;&#21306;&#22312;&#32447;&#35266;&#30475;&#44;&#30007;&#22899;&#28608;&#24773;&#29255;&#22312;&#32447;&#35266;&#30475;&#44;&#22269;&#20135;&#22312;&#32447;&#36229;&#30896;</title><link>http://www.aygfsteel.com/paulwong/category/55028.html</link><description /><language>zh-cn</language><lastBuildDate>Wed, 04 May 2016 07:18:15 GMT</lastBuildDate><pubDate>Wed, 04 May 2016 07:18:15 GMT</pubDate><ttl>60</ttl><item><title>Couchbase浠嬬粛錛屾洿濂界殑Cache緋葷粺</title><link>http://www.aygfsteel.com/paulwong/archive/2016/05/04/430336.html</link><dc:creator>paulwong</dc:creator><author>paulwong</author><pubDate>Wed, 04 May 2016 07:00:00 GMT</pubDate><guid>http://www.aygfsteel.com/paulwong/archive/2016/05/04/430336.html</guid><wfw:comment>http://www.aygfsteel.com/paulwong/comments/430336.html</wfw:comment><comments>http://www.aygfsteel.com/paulwong/archive/2016/05/04/430336.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.aygfsteel.com/paulwong/comments/commentRss/430336.html</wfw:commentRss><trackback:ping>http://www.aygfsteel.com/paulwong/services/trackbacks/430336.html</trackback:ping><description><![CDATA[<section style="color: #3a4145; font-family: 'Droid Serif', serif; font-size: 20px; line-height: 32px;"><p style="margin: 1.6em 0px;">鍦ㄧЩ鍔ㄤ簰鑱旂綉鏃朵唬錛屾垜浠潰瀵圭殑鏄洿澶氱殑瀹㈡埛绔紝鏇翠綆鐨勮姹傚歡榪燂紝榪欏綋鐒墮渶瑕佸鏁版嵁鍋氬ぇ閲忕殑 Cache 浠ユ彁楂樿鍐欓�熷害銆?/p><h1>鏈</h1><ul style="margin: 1.6em 0px;"><li>鑺傜偣錛氭寚闆嗙兢閲岀殑涓�鍙版湇鍔″櫒銆?/li></ul><h1>鐜版湁 Cache 緋葷粺鐨勭壒鐐?/h1><p style="margin: 1.6em 0px;">鐩墠涓氱晫浣跨敤寰楁渶澶氱殑 Cache 緋葷粺涓昏鏄?memcached 鍜?redis銆?榪欎袱涓?Cache 緋葷粺閮芥湁閮芥湁寰堝ぇ鐨勭敤鎴風兢錛屽彲浠ヨ鏄瘮杈冩垚鐔熺殑瑙ｅ喅鏂規錛屼篃鏄緢澶氱郴緇熷綋鐒剁殑閫夋嫨銆?涓嶈繃錛屽湪浣跨敤 memcached 鍜?redis 榪囩▼涓紝榪樻槸紕板埌浜嗕笉灝戠殑闂鍜屽眬闄愶細</p><ul style="margin: 1.6em 0px;"><li>Cluster 鏀寔涓嶅銆傚湪鎵╁銆佽礋杞藉潎琛°�侀珮鍙敤絳夋柟闈㈠瓨鍦ㄦ槑鏄句笉瓚熾�?/li><li>鎸佷箙鍖栨敮鎸佷笉濂斤紝鍑虹幇闂鍚庢仮澶嶇殑浠ｄ環澶с�俶emcached 瀹屽叏涓嶆敮鎸佹寔涔呭寲錛宺edis 鐨勬寔涔呭寲浼氶�犳垚緋葷粺闂存瓏鎬х殑璐熻澆寰堥珮銆?/li></ul><h1>鎴戞湡寰呯殑鐞嗘兂 Cache 緋葷粺</h1><h2>鑹ソ鐨?cluster 鏀寔</h2><ul style="margin: 1.6em 0px;"><li>Key 鍙互鍔ㄦ�佸垎鏁ｏ紙Auto Sharding錛夊湪涓嶅悓鐨勬湇鍔″櫒涓婏紝鍙互閫氳繃鍔ㄦ�佹坊鍔犳湇鍔″櫒鑺傜偣澧炲姞緋葷粺瀹歸噺銆?/li><li>娌℃湁鍗曠偣澶辨晥錛屼換浣曚竴涓崟鐐歸兘涓嶄細閫犳垚鏁版嵁涓嶅彲璁塊棶銆?/li><li>璇誨啓璐熻澆鍙互鍧囧寑鍒嗗竷鍦ㄧ郴緇熺殑涓嶅悓鑺傜偣涓娿�?/li></ul><h2>鏀寔寮傛鎸佷箙鍖栨敮鎸?/h2><ul style="margin: 1.6em 0px;"><li>鏂逛究蹇�熸仮澶嶏紝鐢氳嚦鍙互鐩存帴鐢ㄤ綔 key/value 鏁版嵁搴撱�?緇忓父鍦ㄨ窡涓氱晫鏈嬪弸浜ゆ祦鏃訛紝浼氭彁鍒扮敤 key 鍒嗘鐨勬柟娉曟潵鍋氬閲忔墿灞曚互鍙婅礋杞藉潎琛°�備絾鏄敤闈欐�佺殑 key 鍒嗘浼氭湁涓嶅皯闂錛?/li><li>Cache 緋葷粺鏈韓鍙婁嬌鐢?cache 鐨勫鎴風閮介渶瑕侀璁句竴涓垎孌甸�昏緫錛岃繖涓�昏緫鍚庢湡濡傛灉闇�瑕佽皟鏁村皢浼氶潪甯稿洶闅俱�備笉鑳借В鍐沖崟鐐瑰け鏁堢殑闂錛岃繕闇�瑕侀澶栫殑鎵嬫銆傝繍緇撮渶瑕佹洿澶氱殑浜轟負鍙備笌錛岄伩鍏?key 瓚呭嚭鐜版湁鍒嗗尯錛屼竴鏃﹀嚭鐜?key 鎵句笉鍒板搴旀湇鍔″櫒錛岃闂洿鎺ュけ璐ャ�?/li></ul><h1>鏈�鎺ヨ繎闇�姹傜殑緋葷粺錛欳ouchbase</h1><p style="margin: 1.6em 0px;">鍩轟簬榪欎簺鎯蟲硶錛屾垜鑺變簡鍑犲ぉ鏃墮棿鍦?google, stack overflow, quora 涓婄湅浜嗗緢澶氬ぇ瀹跺叧浜?cache cluster 鐨勮璁猴紝鎵懼埌涓�涓瘮杈冩柊緋葷粺 Couchbase銆?/p><p style="margin: 1.6em 0px;"><img src="http://zhang.hu/content/images/2014/Sep/74930860449119095.png" alt="mem vs cb" style="border: 0px; display: block; max-width: 100%; margin: 0px auto;" />memcached VS couchbase</p><h2>Couchbase 鐨勯泦緹よ璁″絳夌綉</h2><p style="margin: 1.6em 0px;">Couchbase 緹ら泦鎵�鏈夌偣閮芥槸瀵圭瓑鐨勶紝鍙槸鍦ㄥ垱寤虹兢鎴栬�呭姞鍏ラ泦緹ゆ椂闇�瑕佹寚瀹氫竴涓富鑺傜偣錛屼竴鏃︾粨鐐規垚鍔熷姞鍏ラ泦緹わ紝鎵�鏈夌殑緇撶偣瀵圭瓑銆?/p><p style="margin: 1.6em 0px;"><img src="http://zhang.hu/content/images/2014/Sep/high_level_architecture.png" alt="high_level_architecture" style="border: 0px; display: block; max-width: 100%; margin: 0px auto;" /></p><p style="margin: 1.6em 0px;">鍥劇墖鏉ユ簮錛歝ouchbase.com</p><p style="margin: 1.6em 0px;">瀵圭瓑緗戠殑浼樼偣鏄紝闆嗙兢涓殑浠諱綍鑺傜偣澶辨晥錛岄泦緹ゅ澶栨彁渚涙湇鍔″畬鍏ㄤ笉浼氫腑鏂紝鍙槸闆嗙兢鐨勫閲忓彈褰卞搷銆?Smart Client</p><p style="margin: 1.6em 0px;">鐢變簬 couchbase 鏄絳夌綉闆嗙兢錛屾墍鏈夌殑鑺傜偣閮藉彲浠ュ悓鏃跺瀹㈡埛绔彁渚涙湇鍔★紝榪欏氨闇�瑕佹湁鏂規硶鎶婇泦緹ょ殑鑺傜偣淇℃伅鏆撮湶緇欏鎴風錛宑ouchbase 鎻愪緵浜嗕竴濂楁満鍒訛紝瀹㈡埛绔彲浠ヨ幏鍙栨墍鏈夎妭鐐圭殑鐘舵�佷互鍙婅妭鐐圭殑鍙樺姩錛岀敱瀹㈡埛绔牴鎹泦緹ょ殑褰撳墠鐘舵�佽綆?key 鎵�鍦ㄧ殑浣嶇疆銆?vBucket</p><p style="margin: 1.6em 0px;">vBucket 姒傚康鐨勫紩鍏ワ紝鏄?couchbase 瀹炵幇 auto sharding錛屽湪綰垮姩鎬佸鍑忚妭鐐圭殑閲嶈鍩虹銆?/p><p style="margin: 1.6em 0px;">綆�鍗曠殑瑙ｉ噴 vBucket 鍙互浠庨潤鎬佸垎鐗囧紑濮嬭璧鳳紝闈欐�佸垎鐗囩殑鍋氭硶涓�鑸槸鐢?key 綆楀嚭涓�涓?hash錛屽緱鍒板搴旂殑鏈嶅姟鍣紝榪欎釜綆楁硶寰堢畝鍗曪紝涔熷鏄撶悊瑙ｃ�傚浠ヤ笅浠ｇ爜鎵�紺猴細</p><pre style="font-family: Inconsolata, monospace, sans-serif; font-size: 0.9em; box-sizing: border-box; margin-top: 1.6em; margin-bottom: 1.6em; border: 1px solid #e3edf3; width: 700px; padding: 10px; overflow: auto; border-radius: 3px; background: #f7fafb;"><code style="font-family: Inconsolata, monospace, sans-serif; font-size: inherit; padding: 0px; white-space: pre-wrap; border: none; border-radius: 2px; background: transparent;">servers = ['server1:11211', 'server2:11211', 'server3:11211'] server_for_key(key) = servers[hash(key) % servers.length] </code></pre><p style="margin: 1.6em 0px;">浣嗕篃鏈夊嚑涓棶棰橈細</p><ul style="margin: 1.6em 0px;"><li>濡傛灉涓�鍙版湇鍔″櫒澶辨晥錛屼細閫犳垚璇ュ垎鐗囩殑鎵�鏈?key 澶辨晥銆?/li><li>濡傛灉鏈嶅姟鍣ㄥ閲忎笉鍚岋紝綆＄悊闈炲父楹葷儲銆?/li><li>鍓嶉潰鎻愬埌榪囷紝榪愮淮銆侀厤緗潪甯鎬笉鏂逛究銆?/li></ul><p style="margin: 1.6em 0px;">涓轟簡鎶?key 璺熸湇鍔″櫒瑙ｈ�﹀悎錛宑ouchbase 寮曞叆浜?vBucket銆傚彲浠ヨ vBucket 浠ｈ〃涓�涓?cache 瀛愰泦錛屼富瑕佺壒鐐癸細</p><ul style="margin: 1.6em 0px;"><li>key hash 瀵瑰簲涓�涓?vBucket錛屼笉鍐嶇洿鎺ュ搴旀湇鍔″櫒銆?/li><li>闆嗙兢緇存姢涓�涓叏灞�鐨?vBucket 涓庢湇鍔″櫒瀵瑰簲琛ㄣ�?/li><li>鍓嶉潰鎻愬埌鐨?smart client 閲嶈鐨勫姛鑳藉氨鏄悓姝?vBucket 琛ㄣ�?/li></ul><p style="margin: 1.6em 0px;">濡備互涓嬩唬鐮佹墍紺猴細</p><pre style="font-family: Inconsolata, monospace, sans-serif; font-size: 0.9em; box-sizing: border-box; margin-top: 1.6em; margin-bottom: 1.6em; border: 1px solid #e3edf3; width: 700px; padding: 10px; overflow: auto; border-radius: 3px; background: #f7fafb;"><code style="font-family: Inconsolata, monospace, sans-serif; font-size: inherit; padding: 0px; white-space: pre-wrap; border: none; border-radius: 2px; background: transparent;">servers = ['server1:11211', 'server2:11211', 'server3:11211'] vbuckets = [0, 0, 1, 1, 2, 2] server_for_key(key) = servers[vbuckets[hash(key) % vbuckets.length]] </code></pre><p style="margin: 1.6em 0px;"><img src="http://zhang.hu/content/images/2014/Sep/74932204971389427.png" alt="vBucket" style="border: 0px; display: block; max-width: 100%; margin: 0px auto;" /></p><p style="margin: 1.6em 0px;">鍥劇墖鏉ユ簮錛?a  style="color: #4a4a4a; transition: color 0.3s ease; background-image: initial; background-attachment: initial; background-size: initial; background-origin: initial; background-clip: initial; background-position: initial; background-repeat: initial;">http://dustin.sallings.org/2010/06/29/memcached-vbuckets.html</a></p><p style="margin: 1.6em 0px;">鐢變簬 vBucket 鎶?key 璺熸湇鍔″櫒鐨勯潤鎬佸搴斿叧緋昏В鑰﹀悎錛屽熀浜?vBucket 鍙互瀹炵幇涓�浜涢潪甯稿己澶ф湁瓚ｇ殑鍔熻兘錛屼緥濡傦細</p><ul style="margin: 1.6em 0px;"><li>Replica錛屼互 vBucket 涓哄崟浣嶇殑涓諱粠澶囦喚銆傚鏋滄煇涓妭鐐瑰け鏁堬紝鍙渶瑕佹洿鏂?vBucket 鏄犲皠琛紝椹笂鍚敤澶囦喚鏁版嵁銆?/li><li>鍔ㄦ�佹墿瀹廣�傛柊澧炲姞涓�涓妭鐐瑰悗錛屽彲浠ユ妸閮ㄥ垎 vBucket 杞Щ鍒版柊鑺傜偣涓婏紝騫舵洿鏂?vBucket 鏄犲皠琛ㄣ�?/li></ul><p style="margin: 1.6em 0px;">vBucket 闈炲父閲嶈錛屼互鍚庡彲浠ュ崟鐙啓涓�綃囨枃绔犲垎浜�?/p><h1>鎬葷粨</h1><ul style="margin: 1.6em 0px;"><li>Couchbase 鐨勫絳夌綉璁捐錛宻mart client 鐩存帴鑾峰彇鏁寸殑闆嗙兢鐨勪俊鎭紝鍦ㄥ鎴風瀹炵幇璐熻澆鍧囪　錛屾暣涓泦緹ゆ病鏈夊崟鐐瑰け鏁堬紝騫朵笖瀹屽叏鏀寔騫寵鎵╁睍銆?/li><li>vBucket 鐨勫紩鍏ワ紝瀹屽叏瀹炵幇浜?auto sharding錛屽彲浠ユ柟渚跨伒媧葷殑鎶婃暟鎹殑瀛愰泦鍦ㄤ笉鍚岃妭鐐逛笂縐誨姩錛屼互瀹炵幇闆嗙兢鍔ㄦ�佺鐞嗐�?/li><li>Couchbase 鏈変竴涓潪甯鎬笓涓氱殑 web 綆＄悊鐣岄潰錛屽茍涓旀敮鎸侀�氳繃 RESTful API 綆＄悊錛岃繖涔熸槸 memcached, redis 涓嶈兘浼佸強鐨勩�?/li><li>濡傛灉鍙槸鍋?key/value 鐨?cache錛孋ouchbase 鍙互瀹屽叏鍙栦唬 memcached銆?/li><li>Couchbase 宸茬粡琚垜浠湪鐢熶駭鐜涓ぇ閲忛噰鐢ㄣ�?/li></ul></section><img src ="http://www.aygfsteel.com/paulwong/aggbug/430336.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.aygfsteel.com/paulwong/" target="_blank">paulwong</a> 2016-05-04 15:00 <a href="http://www.aygfsteel.com/paulwong/archive/2016/05/04/430336.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss>                                                                <footer>
<div class="friendship-link">
<a href="http://www.aygfsteel.com/" title="&#29408;&#29408;&#20037;&#20037;&#20122;&#27954;&#27431;&#32654;&#19987;&#21306;&#95;&#20013;&#25991;&#23383;&#24149;&#20122;&#27954;&#32508;&#21512;&#20037;&#20037;&#50;&#48;&#50;&#95;&#22269;&#20135;&#31934;&#21697;&#20122;&#27954;&#31532;&#20116;&#21306;&#22312;&#32447;&#95;&#26085;&#26412;&#20813;&#36153;&#32593;&#31449;&#35270;&#39057;">&#29408;&#29408;&#20037;&#20037;&#20122;&#27954;&#27431;&#32654;&#19987;&#21306;&#95;&#20013;&#25991;&#23383;&#24149;&#20122;&#27954;&#32508;&#21512;&#20037;&#20037;&#50;&#48;&#50;&#95;&#22269;&#20135;&#31934;&#21697;&#20122;&#27954;&#31532;&#20116;&#21306;&#22312;&#32447;&#95;&#26085;&#26412;&#20813;&#36153;&#32593;&#31449;&#35270;&#39057;</a>

</div>

</footer>


主站蜘蛛池模板：
<a href="http://" target="_blank">石台县</a>|
<a href="http://" target="_blank">万山特区</a>|
<a href="http://" target="_blank">来宾市</a>|
<a href="http://" target="_blank">青铜峡市</a>|
<a href="http://" target="_blank">南木林县</a>|
<a href="http://" target="_blank">晴隆县</a>|
<a href="http://" target="_blank">烟台市</a>|
<a href="http://" target="_blank">旬阳县</a>|
<a href="http://" target="_blank">耿马</a>|
<a href="http://" target="_blank">闻喜县</a>|
<a href="http://" target="_blank">米脂县</a>|
<a href="http://" target="_blank">鲁山县</a>|
<a href="http://" target="_blank">陆河县</a>|
<a href="http://" target="_blank">南宫市</a>|
<a href="http://" target="_blank">本溪市</a>|
<a href="http://" target="_blank">长岭县</a>|
<a href="http://" target="_blank">资源县</a>|
<a href="http://" target="_blank">绥中县</a>|
<a href="http://" target="_blank">南平市</a>|
<a href="http://" target="_blank">邛崃市</a>|
<a href="http://" target="_blank">石河子市</a>|
<a href="http://" target="_blank">扎鲁特旗</a>|
<a href="http://" target="_blank">宣武区</a>|
<a href="http://" target="_blank">交城县</a>|
<a href="http://" target="_blank">满洲里市</a>|
<a href="http://" target="_blank">巨鹿县</a>|
<a href="http://" target="_blank">仁布县</a>|
<a href="http://" target="_blank">新宾</a>|
<a href="http://" target="_blank">平安县</a>|
<a href="http://" target="_blank">牟定县</a>|
<a href="http://" target="_blank">葵青区</a>|
<a href="http://" target="_blank">红原县</a>|
<a href="http://" target="_blank">会同县</a>|
<a href="http://" target="_blank">普兰店市</a>|
<a href="http://" target="_blank">台安县</a>|
<a href="http://" target="_blank">习水县</a>|
<a href="http://" target="_blank">喀喇沁旗</a>|
<a href="http://" target="_blank">安福县</a>|
<a href="http://" target="_blank">独山县</a>|
<a href="http://" target="_blank">恭城</a>|
<a href="http://" target="_blank">任丘市</a>|
<script>
(function(){
    var bp = document.createElement('script');
    var curProtocol = window.location.protocol.split(':')[0];
    if (curProtocol === 'https') {
        bp.src = 'https://zz.bdstatic.com/linksubmit/push.js';
    }
    else {
        bp.src = 'http://push.zhanzhang.baidu.com/push.js';
    }
    var s = document.getElementsByTagName("script")[0];
    s.parentNode.insertBefore(bp, s);
})();
</script>
</body>