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href="/cn/docs/seckill-development-journey-part-II/">ä¸æ</a> ä¸æ们已ç»æ建äºä¸ä¸ªå®æ´åè½çç§æç³»ç»ï¼çæ¬å®ä¸º0.1.0-RELEASEï¼æ¨åºè¯¥åç°ï¼æ°æ®çæä¹ åéä¸å¨åä¸çæ°æ®åºä¸ï¼ç§æä½ä¸ºä¸ä¸ªé«å¹¶åååçåºæ¯ï¼è¿ç§æ¶æå¾é¾éåºå¯æ©å±çè¦æ±ï¼å¹¶ä¸æ£å¦æ们ä¸å¼å§å°±æå°çï¼å¾®æå¡æ¨èæ¥æç¬ç«çåå¨ï¼æ以æ¬ç¯å¼å§æ们å°é åEvent Sourcingå®ç°CQRS模å¼ï¼ä»¥å¢å¼ºåºå¯¹å¤§è§æ¨¡å¹¶åååçè½åã</p> + +<h2 id="cqrs">CQRS</h2> +<p>ãã<a href="https://docs.microsoft.com/en-us/azure/architecture/patterns/cqrs";>CQRS</a> çå«ä¹æ¯å½ä»¤æ¥è¯¢èè´£å离ï¼Command Query Responsibility Segregationï¼ï¼æ¯ä¸ç§å¸¸ç¨çç¨åºè®¾è®¡æ¨¡å¼ï¼å¸¸å¸¸ä¸Event Sourcingä¸èµ·ä½¿ç¨ï¼å ³äºCQRSæä¸å¼ ç§æ®çå¾ï¼æ¥æºäºMicrosoft MSDNï¼</p> + +<p><img src="/assets/images/seckill-develop-course-part-III-cqrs.png" alt="å¾1 CQRS" class="align-center" /></p> + +<h2 id="æ¹è¿è®¾è®¡">æ¹è¿è®¾è®¡</h2> +<p>ãã<a href="https://docs.microsoft.com/en-us/azure/architecture/patterns/cqrs";>CQRS</a>æ¯è¯»åå离以åæ¶æ¯é©±å¨çæä½³å®è·µï¼ç°å¨æ们æç®å èç¦å¨åæ¥çMySQLæ°æ®åºä¸ï¼</p> +<ol> + <li>æ°æ®åºåºè¯¥è¢«æå为ReadDBåWriteDBï¼åå«æ¿è½½è¯»å¯éçQueryå¾®æå¡ååå¯éçCommandå¾®æå¡ï¼</li> + <li>ReadDBåWriteDBä¹é´éç¨Event Message驱å¨æ¹å¼å®ææ°æ®åæ¥ï¼å æ¤æ们è¿éè¦å¼è¿ä¸ä¸ªæ°çå¾®æå¡ï¼æ们å°å®å½å为Eventï¼Processorï¼å¾®æå¡ï¼</li> + <li>Message Brokerç®åæå¾å¤é常æ£çæ¹æ¡ï¼ä¾å¦RabbitMQãKafkaçï¼ç±äºæ们çç§æç³»ç»åºäºServiceCombåSpring Bootï¼ä¸ºäºè½å¤å¿«éæ建è¿ä¸ªæ°ç¹æ§ï¼æ们éç¨å ç½®çActiveMQï¼å®æ¯æå åéå模å¼ï¼é常容ææ建æµè¯ï¼ç¬¦åæ们ææ·å¼åçæ¹å¼ã<br /> + æ¹è¿å®æåçæ¶æå¦ä¸å¾ï¼</li> +</ol> + +<p><img src="/assets/images/seckill-develop-course-part-III-arch.png" alt="å¾2 æ¹è¿æ¶æ" class="align-center" /></p> + +<h2 id="åè½å®ç°">åè½å®ç°</h2> +<h3 id="æ°æ®åºæå">æ°æ®åºæå</h3> +<h4 id="writedb">WriteDB</h4> +<p>ããAdminå¾®æå¡ç»´æ¤Promotionå®ä½ï¼<br /> +ããCommandå¾®æå¡åå ¥Eventå¼å¯¹è±¡ï¼å½æ¢å¤Promotionçæ¶åï¼Relapy Eventã</p> +<h4 id="readdb">ReadDB</h4> +<p>ããEventå¾®æå¡åå ¥ActivePromotionå¼å¯¹è±¡åCouponå¼å¯¹è±¡ï¼<br /> +ããQueryå¾®æå¡æ¥è¯¢ActivePromotionå¼å¯¹è±¡åCouponå¼å¯¹è±¡ã</p> + +<h3 id="commandå¾®æå¡message-publisherç»ä»¶">Commandå¾®æå¡Message Publisherç»ä»¶</h3> +<p>ããä¹åççæ¬ç±äºæ²¡æå¼å ¥Event Sourcingï¼Eventå®ä½åªéè¦ç´æ¥åå ¥æ°æ®åºå³å¯ï¼ç°å¨éè¦å°Eventåå¸ç»Message Brokerï¼ä¸ºäºæ¯æäºæå¡ï¼<a href="http://www.hwclouds.com/";>å为äº</a>ï¼æä¾çåå¸å¼æ¶æ¯æå¡ï¼æ们å®ä¹äºéç¨æ¶æ¯åå¸æ¥å£ï¼</p> + +<div class="language-java highlighter-rouge"><pre class="highlight"><code><span class="kd">public</span> <span class="kd">interface</span> <span class="nc">SecKillMessagePublisher</span> <span class="o">{</span> + <span class="kt">void</span> <span class="nf">publishMessage</span><span class="o">(</span><span class="n">String</span> <span class="n">messageContent</span><span class="o">);</span> +<span class="o">}</span> +</code></pre> +</div> + +<h3 id="eventå¾®æå¡çå®ç°">Eventå¾®æå¡çå®ç°</h3> +<p>ããEventå¾®æå¡è®¢é Message Brokerè·åEvent Messageï¼ç¶åæ ¹æ®ä¸åçEventç±»åï¼è½¬å为对ReadDBä¸çå¼å¯¹è±¡æä½æCouponå¼å¯¹è±¡æä½ï¼</p> +<ul> + <li>Promotion Start Messageï¼å建ActivePromotionå¼å¯¹è±¡ï¼</li> + <li>Promotion Finish Messageï¼å é¤å¯¹åºPromotionIdçActivePromotionå¼å¯¹è±¡ï¼</li> + <li>Coupon Grabbed Messageï¼å建Couponå¼å¯¹è±¡ï¼</li> +</ul> + +<p>ããåæ ·ï¼ä¸ºäºæ¯æäºæå¡ï¼<a href="http://www.hwclouds.com/";>å为äº</a>ï¼æä¾çåå¸å¼æ¶æ¯æå¡ï¼æ们å®ä¹äºéç¨æ¶æ¯è®¢é æ¥å£ï¼</p> + +<div class="language-java highlighter-rouge"><pre class="highlight"><code><span class="kd">public</span> <span class="kd">interface</span> <span class="nc">SecKillMessageSubscriber</span> <span class="o">{</span> + <span class="kt">void</span> <span class="nf">subscribeMessage</span><span class="o">(</span><span class="n">String</span> <span class="n">messageContent</span><span class="o">);</span> +<span class="o">}</span> +</code></pre> +</div> + +<h3 id="queryå¾®æå¡çéæ">Queryå¾®æå¡çéæ</h3> +<p>ããç»è¿äºè¯»åå离çæ¹é ï¼ç°å¨æææ´»è·çPromotioné½ä¿åå¨ActivePromotionå¼å¯¹è±¡è¡¨ä¸ï¼è客æ·æåç§æçCouponé½ä¿åå¨Couponå¼å¯¹è±¡è¡¨ä¸ï¼å æ¤ç´æ¥æ¥è¯¢å³å¯ï¼ä¸åéè¦Replay Eventã</p> + +<h2 id="ä¸é®å¯å¨">ä¸é®å¯å¨</h2> +<p>ããç°å¨ï¼æ们å®æäºå®æ´çEvent Sourcingæ¶ææ¹é ï¼ä¸ºäºè½å¤æ¹ä¾¿å¯å¨ï¼æ们æä¾äºç¼æ好çèæ¬ï¼ä½¿ç¨Docker Composeå°æææå¡ä¸æ¡æä»¤å ¨é¨æèµ·æ¥ï¼å ·ä½çæä½è¯·åè§<a href="https://github.com/ServiceComb/seckill";>SecKill</a>ã</p> + +<h3 id="å¨docker-toolboxä¸å¯å¨çseckill">å¨Docker ToolBoxä¸å¯å¨çSecKill</h3> + +<p><img src="/assets/images/seckill-develop-course-part-III-seckill-all-in-one.png" alt="å¾3 SecKill All-in-One" class="align-center" /></p> + +<h2 id="åèèµæ">åèèµæ</h2> +<ol> + <li><a href="https://docs.microsoft.com/en-us/azure/architecture/patterns/cqrs";>Command and Query Responsibility Segregation (CQRS) pattern</a> by Microsoft Azure Team</li> + <li><a href="https://msdn.microsoft.com/en-us/library/jj591559.aspx";>Introducing Event Sourcing</a> by Microsoft patterns & practices Developer Center</li> + <li><a href="https://martinfowler.com/eaaDev/EventSourcing.html";>Event Sourcing</a> by Martin Fowler</li> +</ol> + + + </section> + + <footer class="page__meta"> + + + + + + + + + + <p 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class="page__content" itemprop="text"> + <h2 id="èæ¯">èæ¯</h2> + +<p>ããååæµè¯æ¯è¯ä¼°åºç¨æ§è½çä¸ç§æææ段ãæ¤å¤ï¼è¶æ¥è¶å¤çåºç¨è¢«æå为å¤ä¸ªå¾®æå¡èæ¯ä¸ªå¾®æå¡çæ§è½ä¸ä¸,æçå¾®æå¡æ¯è®¡ç®å¯éåï¼æçæ¯IOå¯éåã</p> + +<p>ããå æ¤ï¼ååæµè¯å¨åºäºå¾®æå¡æ¶æçç½ç»åºç¨ä¸æ®æ¼çè¶æ¥è¶éè¦çè§è²ãæ¬æå°å¨<a href="https://kubernetes.io/";>Kubernetes</a>é群ä¸ä½¿ç¨<a href="https://www.google.com.hk/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&ved=0ahUKEwiv9rjg7u_VAhUkxoMKHfoYDaYQFggvMAA&url=http%3A%2F%2Fjmeter.apache.org%2F&usg=AFQjCNHIHCOA-F9LnhaAn_STCWyPPgOpdw";>JMeter 3.2</a>æ¥å¯¹<a href="https://github.com/ServiceComb/ServiceComb-Company-WorkShop";>Companyåºç¨</a>è¿è¡æ§è½è¯ä¼°ã</p> + +<p>ããå¨ä¸æ<a href="http://servicecomb.io/cn/docs/autoscale-on-company/";>ãå¾®æå¡ååçæéç²¾ç»åèµæºæ§å¶ã</a>ä¸å·²äºè§£å°Manageræå¡çèµæºéæ±æ大ï¼æ¬æ¬¡ä½¿ç¨JMeter对Companyåºç¨è¿è¡ç²¾ç»çæ§è½æµè¯ã</p> + +<h2 id="å¶å®jmeteræµè¯æ¹æ¡">å¶å®JMeteræµè¯æ¹æ¡</h2> +<p>ããå¶å®çæµè¯æ¹æ¡ä¸ºï¼</p> + +<ul> + <li> + <p>ç±äºç»å½è®¤è¯ä¼é æè¾å¤§æ¶å»¶ï¼æ å¨ååæµè¯ä¸»ä½è¿è¡åå®æç¨æ·è®¤è¯äºå®ï¼</p> + </li> + <li> + <p>对Companyåºç¨å¤ä¸ªæ¥å£æç»å¹¶å访é®ï¼QueryWorker, QueryBeekeeperDrone, QueryBeekeeperQueenåå«å¯¹Companyä¸çæå¡å起请æ±ååã</p> + </li> +</ul> + +<p>ããæµè¯æ¹æ¡æ件ç¬è å·²æ管äºgithubä¸ï¼å¯ç´æ¥è·åï¼</p> + +<div class="language-bash highlighter-rouge"><pre class="highlight"><code>git clone https://github.com/ServiceComb/ServiceComb-Company-WorkShop +<span class="nb">cd </span>ServiceComb-Company-WorkShop/stress-tests +</code></pre> +</div> + +<p class="figure-caption"><img src="/assets/images/company_test_plan.png" alt="å¾1 æµè¯è®¡å" /><br /> +å¾1 æµè¯è®¡å</p> + +<p>ããå¨æ们æµè¯è®¡åçå¼å§ï¼æ们设置äºä¸äºå¨ææ线ç¨ç»é½è½å ±äº«çå ¨å±é ç½®ãå ¶ä¸ï¼<em>CSV Data Set Config</em>ç»ä»¶ä»æ¬å°csvæ件ä¸å è½½æµè¯æå¡å¨çä¿¡æ¯ã<em>HTTP Request Defaults</em>ç»ä»¶å为æ¯ä¸ªè¯·æ±é¢è®¾äºé»è®¤ç请æ±æå¡å¨ä¿¡æ¯ï¼å¦IPå端å£ã<em>User Defined Variables</em>ç»ä»¶å®ä¹äºå ¨å±å ±äº«çåéã<em>HTTP Header Manager</em>ç»ä»¶èªå¨ä¸ºæ¯ä¸ªè¯·æ±æ·»å HTTPç请æ±å¤´é¨ã</p> + +<p>ããæ¥çå°±æ¯<em>setUp</em>线ç¨ç»äºãå ¶ä½ç¨ä¸»è¦æ¯å¤çç¨æ·è®¤è¯ãç±äºCookieå¨ç½ç»åºç¨ä¸å¾å°è¾å¹¿æ³çåºç¨ï¼å æ¤JMeterä¸å ç½®ç认è¯æ¹å¼æ¯éè¿<em>HTTP Cookie Manager</em>ç»ä»¶æ¥å®æçãç¶èï¼æ们çCompany示ä¾éç¨çæ¯åºäºTokenç认è¯æ¹å¼èä¸æ¯åºäºCookieç认è¯æ¹å¼ãå æ¤ï¼è¿ç»æ们å¨JMeterä¸å¤ç认è¯æ·»å äºä¸ç¹é¾åº¦ã<em>Remove header pre processor</em>ç»ä»¶ä½¿ç¨äºä»¥ä¸çèæ¬æ¥å»æç»å½æ¶è¯·æ±ä¸å¸¦æé»è®¤ç请æ±å¤´é¨ï¼å³ç»å½è¯·æ±æ¶å¹¶ä¸éè¦å¸¦æé´æç请æ±å¤´é¨ã</p> +<div class="language-shell highlighter-rouge"><pre class="highlight"><code>import org.apache.jmeter.protocol.http.control.Header; +sampler.getHeaderManager<span class="o">()</span>.removeHeaderNamed<span class="o">(</span><span class="s2">"Authorization"</span><span class="o">)</span>; +</code></pre> +</div> +<p>ããç¶åæ们éè¿<em>Set up Login</em>ç»ä»¶åèµ·ä¸æ¬¡ç»å½è¯·æ±æ¥è·åç¨æ·ç»å½é´æä¿¡æ¯ãä¹ååéè¿æ£å表达å¼æåç»ä»¶<em>authorization_extractor</em>æ¥æåååºå¤´é¨ä¸ç<em>Authorization</em>对åºçå¼ãç±äºåéæ æ³å¨ä¸åç线ç¨ç»ä¸å ±äº«åä¼ éï¼è¿æ¶å<em>BeanShell PostProcessor</em>ç»ä»¶å°±æ´¾ä¸ç¨åºäºï¼å®ä¸»è¦å·¥ä½å°±æ¯å°å½å线ç¨ç»ä¸çç®æ åé转æ¢ä¸ºå ¨å±å±æ§ã</p> +<div class="language-shell highlighter-rouge"><pre class="highlight"><code><span class="k">${</span><span class="nv">__setProperty</span><span class="p">(Authorization,</span><span class="k">${</span><span class="nv">Authorization</span><span class="k">}</span><span class="p">,)</span><span class="k">}</span> +</code></pre> +</div> +<p>ããå¨æµè¯è®¡åçæåé¨åå°±æ¯æ们è¦å¨Company示ä¾ä¸è¿è¡çååæµè¯ãæµè¯æéåçä¸ä¸ªæ¥å£é½æ¯éè¿ç»çæå¡è·¯ç±è³å ¶ä»ä¸¤ä¸ªæå¡çï¼å³æå·¥æå¡åå »è人æå¡ãå¨æ们æµè¯å¼å§ä¹åï¼æ们éè¿æå¼<em>StressTest</em>çå¼å ³æ¥ç¦ç¨ç»çæå¡æä¾çç¼åè½åï¼ä»è使å¾æå·¥æå¡åå »è人æå¡è½å¤å¤çå°ç¨æ·è¯·æ±ç计ç®ä»»å¡ãæ¤å¤ï¼æ们éè¿å°è¯·æ±åæ°è®¾ç½®ä¸º1æ¥ç®åæå·¥æå¡åå »è人æå¡ç计ç®ä»»å¡ã</p> + +<h2 id="å¯å¨æµè¯">å¯å¨æµè¯</h2> + +<ul> + <li> + <p>å¨Kubernetesé群ä¸ä»¥æ èµæºéå¶çæ¹å¼æ¥è¿è¡<em>Companyåºç¨</em>ã</p> + </li> + <li> + <p>ä¿®æ¹hosts.csvæ件ï¼ä½¿å ¶å¹é æ£å¨Kubernetesé群ä¸è¿è¡çCompanyåºç¨çæå¡å°åãå ¶ä¸ï¼é»è®¤çhosts.csvæ件å 容为ï¼</p> + + <pre><code class="language-csv"> 127.0.0.1,8083 +</code></pre> + </li> + <li> + <p>è¿è¡æµè¯ï¼å¯å¨200个并å线ç¨å起请æ±ååï¼å¹¶è®¾ç½®æµè¯æ¶å¸¸ä¸º600ç§ã</p> + + <div class="language-bash highlighter-rouge"><pre class="highlight"><code> jmeter -n -t workshop.jmx -j workshop.log -l workshop.jtl -Jthreads<span class="o">=</span>200 -Jduration<span class="o">=</span>600 +</code></pre> + </div> + </li> +</ul> + +<h2 id="æµè¯ç»æ">æµè¯ç»æ</h2> +<p>ããå¨ä¸å并å度ä¸çæµè¯ç»æå¦ä¸å¾æ示ï¼</p> + +<p class="figure-caption"><img src="/assets/images/company_concurrency_performance.png" alt="å¾2 并åä¸åæ¶çæ§è½æ¯è¾" class="align-center" /> +å¾2 并åä¸åæ¶çæ§è½æ¯è¾</p> + +<p>ããå¯ä»¥çåºï¼ç»çæå¡çæ§è½å¨å°è¾¾ç¶é¢ï¼15并å度ï¼åé常稳å®ï¼ä¿æå¹³åååºæ¶é´æä½çæ åµä¸ååéå¿«éä¸åå°<strong>æ大约1000请æ±æ¯ç§</strong>çæ°´å¹³ã ä½éç并å度çè¿ä¸æ¥æåï¼å¹³åååºæ¶é´å¼å§å¿«éå¢å ãå æ¤ï¼<strong>å°ååºæ¶é´ç»è®¡æ°æ®ä½ä¸ºè¯ä¼°çæè¶ æ¶ç设置é常åé</strong>ã</p> + +<p class="figure-caption"><img src="/assets/images/company_response_time.png" alt="å¾3 ä¸åæå¡çå¹³åååºæ¶é´" class="align-center" /> +å¾3 ä¸åæå¡çå¹³åååºæ¶é´</p> + +<p>ããä¸å¾æ¾ç¤ºäºä¸åæå¡çå¹³åååºæ¶é´ãç±äºå »è人æå¡éè¦è°ç¨æå·¥æå¡ï¼å æ¤å ¶ååºæ¶é´ç¸å¯¹äºæå·¥æå¡çååºæ¶é´è¦ç¨å¾®ä¹ ä¸ç¹ã</p> + +<p class="figure-caption"><img src="/assets/images/company_cpu_load.png" alt="å¾4 ä¸å并å度ä¸CPUçè´è½½" class="align-center" /> +å¾4 ä¸å并å度ä¸CPUçè´è½½</p> + +<p>ãã为äºæ¾åºæ§è½å¡å¨äº15并å度æ¶çåå ï¼æ们åçäº<a href="https://github.com/kubernetes/heapster";>Heapster</a>ä¸ççæ§æ°æ®ãå¦ä¸å¾æ示ï¼æ¾ç¶ï¼<strong>ç»çæå¡æ¯å½åç³»ç»çç¶é¢æå¨</strong>ãå®å¨ååé为1000 req/sæ¶è¾¾å°äºæ大çCPUè´è½½ã ç¸å¯¹èè¨ï¼å ¶å®æå¡å¯¹èµæºçéæ±çå¢é¿é度è¦æ ¢å¾å¤ã</p> + +<p>ããç±äºç»çæå¡çæ¥å¿æ¯ç´æ¥è¾åºå°stdoutä¸çï¼ä¸JMeterçæµè¯ç«¯ä»¥åæºæ¨¡å¼è¿è¡æ¶å¯è½å¹¶ä¸è½åæ¶æ¨¡æåºè¶³å¤ç并åéãä¾æ¤å¯¹å¨åä¸å¹¶å度ï¼200ï¼ä¸ä¸ålogç设置ï¼log4j1 stdout, log4j2 stdoutï¼log4j2 å¼æ¥ï¼æ æ¥å¿è¾åºï¼è¿è¡æµè¯ãå ¶ä¸ï¼å¼æ¥logå¨<em>log4j2.xml</em>æ件ä¸ç设置å¦ä¸æ示ï¼</p> + +<div class="language-xml highlighter-rouge"><pre class="highlight"><code><span class="cp"><?xml version="1.0" encoding="UTF-8" ?></span> +<span class="nt"><Configuration</span> <span class="na">status=</span><span class="s">"INFO"</span><span class="nt">></span> + <span class="nt"><Appenders></span> + <span class="nt"><RandomAccessFile</span> <span class="na">name=</span><span class="s">"RandomAccessFile"</span> <span class="na">fileName=</span><span class="s">"manager.log"</span> <span class="na">immediateFlush=</span><span class="s">"false"</span> <span class="na">append=</span><span class="s">"false"</span><span class="nt">></span> + <span class="nt"><PatternLayout</span> <span class="na">pattern=</span><span class="s">"%d [%p] %m %l%n"</span><span class="nt">/></span> + <span class="nt"></RandomAccessFile></span> + <span class="nt"></Appenders></span> + <span class="nt"><Loggers></span> + <span class="nt"><asyncRoot</span> <span class="na">level=</span><span class="s">"info"</span><span class="nt">></span> + <span class="nt"><AppenderRef</span> <span class="na">ref=</span><span class="s">"RandomAccessFile"</span><span class="nt">/></span> + <span class="nt"></asyncRoot></span> + <span class="nt"></Loggers></span> +<span class="nt"></Configuration></span> +</code></pre> +</div> +<p>æ¤å¤ï¼è¿éè¦æ·»å å¦ä¸<em>disruptor</em>çä¾èµé¡¹ä½¿å¼æ¥ç设置çæï¼</p> + +<div class="language-xml highlighter-rouge"><pre class="highlight"><code><span class="nt"><dependency></span> + <span class="nt"><groupId></span>com.lmax<span class="nt"></groupId></span> + <span class="nt"><artifactId></span>disruptor<span class="nt"></artifactId></span> + <span class="nt"><version></span>3.3.6<span class="nt"></version></span> +<span class="nt"></dependency></span> +</code></pre> +</div> +<p>没ææ¥å¿è¾åºçè®¾ç½®ä» ä» æ¯å°ä¸è¿°<em>log4j2.xml</em>æ件ä¸çæ¥å¿è¾åºçº§å«ä»<em>info</em>æ¹ä¸º<em>off</em>å³å¯ãæ¤å¤ï¼æ们è¿ä½¿ç¨JMeteråå¸å¼ç模å¼è¿è¡äºç¸å ³çæµè¯ãJMeterä¸ä½¿ç¨åå¸å¼ç模å¼æ¥è¿è¡ä¸»è¦å两æ¥ï¼</p> + +<ol> + <li> + <p>å¨æ¯ä¸ªæµè¯ä»èç¹ä¸è¿è¡<em>jmeter-server</em>ï¼å ¶è¿è¡æ令å¦ä¸ï¼</p> + + <div class="language-bash highlighter-rouge"><pre class="highlight"><code>jmeter-server -Djava.rmi.server.hostname<span class="o">=</span><span class="k">$(</span>ifconfig eth0 | grep <span class="s2">"inet addr"</span> | awk <span class="s1">'{print $2}'</span> | cut -d <span class="s2">":"</span> -f2<span class="k">)</span> +</code></pre> + </div> + </li> + <li> + <p>å¨æµè¯ä¸»èç¹ä¸è¿è¡<em>jmeter</em>ï¼æ令å¦ä¸ï¼</p> + + <div class="language-bash highlighter-rouge"><pre class="highlight"><code>jmeter -n -R host1,host2 -t workshop.jmx -j workshop.log -l workshop.jtl -Gmin<span class="o">=</span>1 -Gmax<span class="o">=</span>2 -Gthreads<span class="o">=</span>200 -Gduration<span class="o">=</span>600 +</code></pre> + </div> + + <p class="notice--warning"><em>注æäºé¡¹</em>ï¼JMeterå±æ§å¨åå¸å¼æ¨¡å¼ä¸å¹¶ä¸è½çæï¼éè¦å°å ¶å£°æä¸ºå ¨å±çå±æ§ãå æ¤ï¼æ¤å¤æ们ç¨çæ¯<em>-G</em>çé项èä¸æ¯ä¹åç<em>-J</em>çé项ã</p> + </li> +</ol> + +<p>è¿è¡ç»æå¦ä¸æ示ï¼</p> + +<p><img src="/assets/images/company_log_and_jmeter.png" alt="ä¸åæ¥å¿è®¾ç½®ä¸å模å¼ä¸çæ§è½" class="align-center" /></p> + +<p>ããä»ä¸å¾å¯ä»¥çåºï¼</p> + +<ul> + <li> + <p>JMeteråæºæµè¯ååå¸å¼æµè¯çæ§è½é½é常æ¥è¿ï¼è¯´æåæºæ¨¡å¼çJMeteræµè¯ææ¶æ¥è¯´æ¯è¶³ä»¥æ¨¡æåºè¶³å¤ç并åæ°æ¥å¤çå½åçæµè¯åºæ¯çã</p> + </li> + <li> + <p>æ¥å¿çè¾åºç确对系ç»çæ§è½é æäºè¾å¤§çå½±åï¼å¯ä»¥çå°ï¼å¼æ¥è¾åºæ¥å¿çæ¹å¼è½æ¯åæ¥è¾åºçæ¹å¼æåæ¥è¿100%çååéãå æ¤ï¼<strong>å¨ç产ç¯å¢ä¸ä½¿ç¨å®å ¨åæ¥è¾åºæ¥å¿çæ¹å¼å¯è½å¹¶ä¸ä¼æè¾çæ³çæ§è½ã</strong></p> + </li> + <li> + <p>log4j2çååéç¸å¯¹äºlog4j1èè¨å¤§å¹ æé«äºçº¦40%ï¼å å使ç¨éä¹æ´å°äºãå æ¤ï¼<strong>æ¨è使ç¨æ§è½æ´ä½³çlog4j2æ¿æ¢æéæ§çlog4j1</strong>ã</p> + </li> +</ul> + +<p class="figure-caption"><img src="/assets/images/company_different_log_memory_usage.png" alt="å¾5 ä¸åæ¥å¿è®¾ç½®ä¸çå å使ç¨é" class="align-center" /> +å¾5 ä¸åæ¥å¿è®¾ç½®ä¸çå å使ç¨é</p> + +<p>ãã尽管å¼æ¥æ¥å¿çæ¹å¼è½æ大å°æé«ç³»ç»çååéï¼ä½å®åæ¶ä¹å ç¨äºè¾å¤çå åï¼å¦å¾5æ示ã</p> + +<p class="figure-caption"><img src="/assets/images/company_memory_used.png" alt="å¾6 æµè¯è¿ç¨çå å使ç¨é" class="align-center" /> +å¾6 æµè¯è¿ç¨çå å使ç¨é</p> + +<p>ããå¾6æ¾ç¤ºäºå¨æµè¯è¿ç¨ä¸ä¸åæå¡çå å使ç¨éãç±äºCompany示ä¾åªæ¯ä¸ä¸ªç®åçç¨ä¾ï¼å¨æµè¯è¿ç¨ä¸å个æå¡çå å使ç¨çé½ç¸å¯¹ç¨³å®ãç¶èï¼ç¸å¯¹<em>å示æ </em>æå¡ï¼ä½¿ç¨goè¯è¨ç¼åï¼çå å使ç¨éèè¨ï¼å ¶å®ä»¥Javaæ¥ç¼åçæå¡åå ç¨äºè¾å¤çå åã</p> + +<h2 id="æ»ç»">æ»ç»</h2> + +<p>ãã对åºç¨è¿è¡ååæµè¯å¾å¾è½å¨åºç¨æå ¥ç产ç¯å¢å帮å©æ们æ¾åºæå¡ä¸æ½å¨çé®é¢ãååæµè¯ä¹è½æ¨¡æç产ç¯å¢ï¼ä»èæ¥éªè¯æå¡æ¯å¦å·²è¾¾å°è§å®çæ§è½ææ ãèæ ¹æ®ååæµè¯çç»æï¼æ们å¯ä»¥æè¡¡Podé¨ç½²æ¶ç设置æ¥ä¿è¯SLAçåæ¶è·å¾æ大çç³»ç»ååè½åã</p> + +<p>ããåºäºå¾®æå¡æ¶æçåºç¨ä¸ä» å¨è®¾è®¡ãç¼ç åæµè¯æ¹é¢åå¾æ´å çµæ´»ï¼åæ¶ä¹ä½¿å¾é¨ç½²æ´å æ¹ä¾¿ãåºäºå¾®æå¡æ¶æè½å¤ä¿è¯èµæºçå¼¹æ§ä¼¸ç¼©æå ¶è¿ æ·ï¼æ们å¯ä»¥æ ¹æ®æå¡ççå®å¯æ¿ååå设置ä¸åçå¯æ¬æ°åèµæºé ç½®æ¥è约èµæºãæ¤å¤ï¼å¨äºä¸ä¹è½åå©å ¶å¼¹æ§ä¼¸ç¼©è½å使å¾æå¡è½å¤åºå¯¹è®¿é®é£æ´ã</p> + + + </section> + + <footer class="page__meta"> + + + + + + + + + + <p class="page__taxonomy"> + <strong><i class="fa fa-fw fa-tags" aria-hidden="true"></i> æ ç¾: </strong> + <span itemprop="keywords"> + + + + <a href="/tags/#jmeter" class="page__taxonomy-item" rel="tag">jmeter</a><span class="sep">, </span> + + + + <a href="/tags/#%E5%8E%8B%E5%8A%9B%E6%B5%8B%E8%AF%95" class="page__taxonomy-item" rel="tag">ååæµè¯</a> + + </span> + </p> + + + + + + + + + <p class="page__date"><strong><i class="fa fa-fw fa-calendar" aria-hidden="true"></i> ææ°ç:</strong> <time datetime="2017-08-26">2017å¹´8æ26æ¥</time></p> + + + + </footer> + + <section class="page__share"> + + <h4 class="page__share-title">å享</h4> + + + <a href="https://twitter.com/intent/tweet?via=ServiceComb&text=å¨Kubernetesé群ä¸ä½¿ç¨JMeter对Company示ä¾è¿è¡ååæµè¯ /cn/docs/stress-test-on-company-with-jmeter-in-k8s/" class="btn btn--twitter" title="å享 Twitter"><i class="fa fa-fw fa-twitter" aria-hidden="true"></i><span> Twitter</span></a> + + <a href="https://www.facebook.com/sharer/sharer.php?u=/cn/docs/stress-test-on-company-with-jmeter-in-k8s/"; class="btn btn--facebook" title="å享 Facebook"><i class="fa fa-fw fa-facebook" aria-hidden="true"></i><span> Facebook</span></a> + + <a 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