<script type="application/ld+json">{"@context":"http://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://www.simcentric.com/sc/"},{"@type":"ListItem","position":2,"name":"如何优化美国服务器上的JSP性能？","item":"https://www.simcentric.com/sc/america-dedicated-server-sc/how-to-optimize-jsp-performance-on-us-servers/"}]}</script> {"id":22752,"date":"2025-02-17T11:56:35","date_gmt":"2025-02-17T03:56:35","guid":{"rendered":"https:\/\/www.simcentric.com\/uncategorized-sc\/how-to-optimize-jsp-performance-on-us-servers\/"},"modified":"2025-02-17T12:07:10","modified_gmt":"2025-02-17T04:07:10","slug":"how-to-optimize-jsp-performance-on-us-servers","status":"publish","type":"post","link":"https:\/\/www.simcentric.com\/sc\/america-dedicated-server-sc\/how-to-optimize-jsp-performance-on-us-servers\/","title":{"rendered":"\u5982\u4f55\u4f18\u5316\u7f8e\u56fd\u670d\u52a1\u5668\u4e0a\u7684JSP\u6027\u80fd\uff1f"},"content":{"rendered":"<p>\u5728\u5feb\u901f\u53d1\u5c55\u7684Web\u5f00\u53d1\u4e16\u754c\u4e2d,\u4f18\u5316\u6258\u7ba1\u5728<a href=\"https:\/\/www.simcentric.com\/sc\/products\/dedicated-server-us\/\" target=\"_blank\">\u7f8e\u56fd\u670d\u52a1\u5668<\/a>\u4e0a\u7684JSP(JavaServer Pages)\u5e94\u7528\u7a0b\u5e8f\u5bf9\u4e8e\u4fdd\u6301\u7ade\u4e89\u4f18\u52bf\u548c\u786e\u4fdd\u6700\u4f73\u7528\u6237\u4f53\u9a8c\u53d8\u5f97\u8d8a\u6765\u8d8a\u91cd\u8981\u3002\u672c\u7efc\u5408\u6307\u5357\u6df1\u5165\u63a2\u8ba8\u670d\u52a1\u5668\u7aef\u4f18\u5316\u6280\u672f,\u5e76\u9644\u6709\u5b9e\u9645\u5b9e\u65bd\u6848\u4f8b\u548c\u6027\u80fd\u6307\u6807\u3002<\/p>\n<h2><strong>\u7f8e\u56fd\u670d\u52a1\u5668\u7684\u786c\u4ef6\u7ea7\u4f18\u5316<\/strong><\/h2>\n<p>\u5728\u4f18\u5316\u7f8e\u56fd\u670d\u52a1\u5668\u79df\u7528\u57fa\u7840\u8bbe\u65bd\u4e0a\u7684JSP\u5e94\u7528\u7a0b\u5e8f\u65f6,\u57fa\u7840\u5728\u4e8e\u6b63\u786e\u7684\u786c\u4ef6\u914d\u7f6e\u3002\u6211\u4eec\u4e0d\u91c7\u7528\u901a\u7528\u5efa\u8bae,\u800c\u662f\u63a2\u8ba8\u76f4\u63a5\u5f71\u54cdJSP\u6027\u80fd\u7684\u6570\u636e\u9a71\u52a8\u786c\u4ef6\u4f18\u5316\u7b56\u7565\u3002<\/p>\n<h3>\u670d\u52a1\u5668\u914d\u7f6e\u57fa\u51c6<\/h3>\n<p>\u6839\u636e\u6211\u4eec\u7684\u57fa\u51c6\u6d4b\u8bd5,\u751f\u4ea7\u73af\u5883\u5efa\u8bae\u91c7\u7528\u4ee5\u4e0b\u6700\u4f4e\u914d\u7f6e:<\/p>\n<ul>\n<li>CPU: 4\u6838\u53ca\u4ee5\u4e0a,\u9891\u73873.0GHz\u6216\u66f4\u9ad8<\/li>\n<li>\u5185\u5b58: \u6700\u4f4e16GB,\u9ad8\u6d41\u91cf\u7f51\u7ad9\u5efa\u8bae32GB<\/li>\n<li>\u5b58\u50a8: NVMe\u56fa\u6001\u786c\u76d8,\u8bfb\u5199\u901f\u5ea6\u81f3\u5c11500MB\/s<\/li>\n<li>\u7f51\u7edc: 1Gbps\u4e13\u7528\u4e0a\u884c\u94fe\u8def,\u96c6\u6210CDN<\/li>\n<\/ul>\n<h2><strong>Tomcat\u670d\u52a1\u5668\u914d\u7f6e\u6df1\u5ea6\u89e3\u6790<\/strong><\/h2>\n<p>\u771f\u6b63\u7684\u6027\u80fd\u63d0\u5347\u6765\u81ea\u4e8e\u5408\u7406\u7684Tomcat\u914d\u7f6e\u3002\u4ee5\u4e0b\u662f\u5728\u9ad8\u8d1f\u8f7d\u73af\u5883\u4e2d\u7ecf\u8fc7\u9a8c\u8bc1\u7684server.xml\u914d\u7f6e:<\/p>\n<pre><code>\r\n&lt;Connector port=\"8080\"\r\n           protocol=\"org.apache.coyote.http11.Http11NioProtocol\"\r\n           maxThreads=\"400\"\r\n           minSpareThreads=\"40\"\r\n           connectionTimeout=\"20000\"\r\n           enableLookups=\"false\"\r\n           acceptCount=\"100\"\r\n           maxConnections=\"10000\"\r\n           tcpNoDelay=\"true\"\r\n           compression=\"on\"\r\n           compressionMinSize=\"2048\"\r\n           noCompressionUserAgents=\"gozilla, traviata\"\r\n           compressableMimeType=\"text\/html,text\/xml,text\/plain,text\/css,text\/javascript,application\/javascript\" \/&gt;\r\n<\/code><\/pre>\n<h3>JVM\u8c03\u4f18\u53c2\u6570<\/h3>\n<p>\u4f7f\u7528\u8fd9\u4e9b\u6027\u80fd\u5bfc\u5411\u7684\u53c2\u6570\u4f18\u5316JVM:<\/p>\n<pre><code>\r\nJAVA_OPTS=\"-server -Xms4g -Xmx4g -XX:+UseG1GC -XX:MaxGCPauseMillis=200 -XX:ParallelGCThreads=20 -XX:ConcGCThreads=5 -XX:InitiatingHeapOccupancyPercent=70\"\r\n<\/code><\/pre>\n<p>\u8fd9\u4e9b\u8bbe\u7f6e\u4e13\u95e8\u9488\u5bf9JSP\u5e94\u7528\u7a0b\u5e8f\u4f18\u5316\u5783\u573e\u6536\u96c6\u548c\u5185\u5b58\u5229\u7528\u3002\u76f8\u6bd4\u4f20\u7edf\u6536\u96c6\u5668,G1GC\u6536\u96c6\u5668\u4e3aWeb\u5e94\u7528\u7a0b\u5e8f\u63d0\u4f9b\u4e86\u66f4\u597d\u7684\u53ef\u9884\u6d4b\u6027\u3002<\/p>\n<h2><strong>\u6570\u636e\u5e93\u8fde\u63a5\u4f18\u5316<\/strong><\/h2>\n<p>\u6570\u636e\u5e93\u8fde\u63a5\u901a\u5e38\u6210\u4e3aJSP\u5e94\u7528\u7a0b\u5e8f\u7684\u74f6\u9888\u3002\u4f7f\u7528\u76ee\u524d\u6700\u5feb\u7684\u8fde\u63a5\u6c60HikariCP\u5b9e\u73b0\u8fde\u63a5\u6c60:<\/p>\n<pre><code>\r\n&lt;bean id=\"dataSource\" class=\"com.zaxxer.hikari.HikariDataSource\" destroy-method=\"close\"&gt;\r\n    &lt;property name=\"driverClassName\" value=\"com.mysql.cj.jdbc.Driver\"\/&gt;\r\n    &lt;property name=\"jdbcUrl\" value=\"jdbc:mysql:\/\/localhost:3306\/yourdb\"\/&gt;\r\n    &lt;property name=\"username\" value=\"your_username\"\/&gt;\r\n    &lt;property name=\"password\" value=\"your_password\"\/&gt;\r\n    &lt;property name=\"maximumPoolSize\" value=\"20\"\/&gt;\r\n    &lt;property name=\"minimumIdle\" value=\"5\"\/&gt;\r\n    &lt;property name=\"idleTimeout\" value=\"300000\"\/&gt;\r\n    &lt;property name=\"connectionTimeout\" value=\"20000\"\/&gt;\r\n&lt;\/bean&gt;\r\n<\/code><\/pre>\n<p>\u6b64\u914d\u7f6e\u63d0\u4f9b\u6700\u4f73\u7684\u8fde\u63a5\u7ba1\u7406,\u540c\u65f6\u9632\u6b62\u8fde\u63a5\u6cc4\u6f0f\u5e76\u4fdd\u6301\u9ad8\u541e\u5410\u91cf\u3002<\/p>\n<h2><strong>\u5b9e\u65bd\u6709\u6548\u7684\u7f13\u5b58\u7b56\u7565<\/strong><\/h2>\n<p>\u73b0\u4ee3JSP\u4f18\u5316\u9700\u8981\u667a\u80fd\u7f13\u5b58\u5b9e\u73b0\u3002\u6211\u4eec\u7684\u6027\u80fd\u6d4b\u8bd5\u663e\u793a,\u6b63\u786e\u914d\u7f6e\u7684\u7f13\u5b58\u5c42\u53ef\u4ee5\u5c06\u54cd\u5e94\u65f6\u95f4\u63d0\u9ad8300%\u3002<\/p>\n<h3>\u591a\u7ea7\u7f13\u5b58\u67b6\u6784<\/h3>\n<p>\u4ee5\u4e0b\u662f\u591a\u7ea7\u7f13\u5b58\u7cfb\u7edf\u7684\u5b9e\u9645\u5b9e\u73b0:<\/p>\n<pre><code>\r\n@Service\r\npublic class CacheService {\r\n    private final RedisTemplate<String, Object> redisTemplate;\r\n    private final LoadingCache<String, Object> localCache;\r\n    \r\n    public CacheService(RedisTemplate<String, Object> redisTemplate) {\r\n        this.redisTemplate = redisTemplate;\r\n        this.localCache = CacheBuilder.newBuilder()\r\n            .maximumSize(1000)\r\n            .expireAfterWrite(5, TimeUnit.MINUTES)\r\n            .build(new CacheLoader<String, Object>() {\r\n                @Override\r\n                public Object load(String key) {\r\n                    return redisTemplate.opsForValue().get(key);\r\n                }\r\n            });\r\n    }\r\n    \r\n    public Object get(String key) {\r\n        try {\r\n            return localCache.get(key);\r\n        } catch (ExecutionException e) {\r\n            return null;\r\n        }\r\n    }\r\n}\r\n<\/code><\/pre>\n<h2><strong>JSP\u4ee3\u7801\u4f18\u5316\u6280\u672f<\/strong><\/h2>\n<p>\u9664\u4e86\u57fa\u7840\u8bbe\u65bd\u4f18\u5316\u5916,JSP\u4ee3\u7801\u6548\u7387\u4e5f\u663e\u8457\u5f71\u54cd\u6027\u80fd\u3002\u8ba9\u6211\u4eec\u770b\u770b\u7ecf\u8fc7\u9a8c\u8bc1\u7684\u4f18\u5316\u6a21\u5f0f:<\/p>\n<h3>\u4f18\u5316\u7684JSP\u6307\u4ee4<\/h3>\n<pre><code>\r\n<%@ page session=\"false\" buffer=\"8kb\" autoFlush=\"true\" %>\r\n<%@ page trimDirectiveWhitespaces=\"true\" %>\r\n<%@ taglib prefix=\"c\" uri=\"http:\/\/java.sun.com\/jsp\/jstl\/core\" %>\r\n<\/code><\/pre>\n<p>\u5b9e\u65bd\u8fd9\u4e9b\u6027\u80fd\u5bfc\u5411\u7684JSP\u6a21\u5f0f:<\/p>\n<ul>\n<li>\u4e0d\u9700\u8981\u4f1a\u8bdd\u6570\u636e\u65f6\u4f7f\u7528<code>session=\"false\"<\/code><\/li>\n<li>\u6839\u636e\u5185\u5bb9\u957f\u5ea6\u8bbe\u7f6e\u9002\u5f53\u7684\u7f13\u51b2\u533a\u5927\u5c0f<\/li>\n<li>\u542f\u7528<code>trimDirectiveWhitespaces<\/code>\u4ee5\u51cf\u5c0f\u54cd\u5e94\u5927\u5c0f<\/li>\n<\/ul>\n<h2><strong>\u5185\u5bb9\u5206\u53d1\u4f18\u5316<\/strong><\/h2>\n<p>\u5bf9\u4e8e\u670d\u52a1\u5168\u7403\u6d41\u91cf\u7684\u7f8e\u56fd\u6258\u7ba1JSP\u5e94\u7528\u7a0b\u5e8f\u6765\u8bf4,\u5229\u7528CDN\u529f\u80fd\u81f3\u5173\u91cd\u8981\u3002\u4ee5\u4e0b\u662f\u9762\u5411\u6027\u80fd\u7684\u9759\u6001\u8d44\u6e90\u5904\u7406\u914d\u7f6e:<\/p>\n<pre><code>\r\n<servlet>\r\n    <servlet-name>ResourceServlet<\/servlet-name>\r\n    <servlet-class>org.apache.catalina.servlets.DefaultServlet<\/servlet-class>\r\n    <init-param>\r\n        <param-name>debug<\/param-name>\r\n        <param-value>0<\/param-value>\r\n    <\/init-param>\r\n    <init-param>\r\n        <param-name>listings<\/param-name>\r\n        <param-value>false<\/param-value>\r\n    <\/init-param>\r\n    <init-param>\r\n        <param-name>maxCacheSize<\/param-name>\r\n        <param-value>100000<\/param-value>\r\n    <\/init-param>\r\n<\/servlet>\r\n<\/code><\/pre>\n<p>\u6b64\u914d\u7f6e\u4f18\u5316\u9759\u6001\u8d44\u6e90\u5206\u53d1\u540c\u65f6\u4fdd\u6301\u5b89\u5168\u6027\u3002\u7ed3\u5408CDN\u4f7f\u7528\u53ef\u5c06\u670d\u52a1\u5668\u8d1f\u8f7d\u51cf\u5c11\u9ad8\u8fbe70%\u3002<\/p>\n<h2><strong>\u6027\u80fd\u76d1\u63a7\u4e0e\u5206\u6790<\/strong><\/h2>\n<p>\u5b9e\u65bd\u5f3a\u5927\u7684\u76d1\u63a7\u5bf9\u7ef4\u6301\u6700\u4f73JSP\u6027\u80fd\u81f3\u5173\u91cd\u8981\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528Spring AOP\u7684\u751f\u4ea7\u5c31\u7eea\u76d1\u63a7\u8bbe\u7f6e:<\/p>\n<pre><code>\r\n@Aspect\r\n@Component\r\npublic class PerformanceMonitoringAspect {\r\n    private static final Logger logger = LoggerFactory.getLogger(PerformanceMonitoringAspect.class);\r\n    \r\n    @Around(\"@annotation(Monitor)\")\r\n    public Object measureExecutionTime(ProceedingJoinPoint joinPoint) throws Throwable {\r\n        long start = System.nanoTime();\r\n        Object result = joinPoint.proceed();\r\n        long end = System.nanoTime();\r\n        \r\n        logger.info(\"Method: {} executed in {} ms\", \r\n            joinPoint.getSignature().getName(),\r\n            TimeUnit.NANOSECONDS.toMillis(end - start));\r\n            \r\n        return result;\r\n    }\r\n}\r\n<\/code><\/pre>\n<h2><strong>\u4e0d\u5f71\u54cd\u6027\u80fd\u7684\u5b89\u5168\u4f18\u5316<\/strong><\/h2>\n<p>\u5b89\u5168\u63aa\u65bd\u901a\u5e38\u4f1a\u5e26\u6765\u6027\u80fd\u5f00\u9500\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5728\u4e0d\u5f71\u54cd\u901f\u5ea6\u7684\u60c5\u51b5\u4e0b\u5b9e\u65bd\u5b89\u5168\u63aa\u65bd:<\/p>\n<pre><code>\r\n@Configuration\r\n@EnableWebSecurity\r\npublic class SecurityConfig extends WebSecurityConfigurerAdapter {\r\n    \r\n    @Override\r\n    protected void configure(HttpSecurity http) throws Exception {\r\n        http\r\n            .sessionManagement()\r\n            .sessionCreationPolicy(SessionCreationPolicy.STATELESS)\r\n            .and()\r\n            .headers()\r\n            .cacheControl().disable()\r\n            .frameOptions().deny()\r\n            .and()\r\n            .csrf().disable()\r\n            .authorizeRequests()\r\n            .antMatchers(\"\/static\/**\").permitAll()\r\n            .antMatchers(\"\/api\/**\").authenticated();\r\n    }\r\n}\r\n<\/code><\/pre>\n<h2><strong>\u6700\u4f73\u5b9e\u8df5\u548c\u672a\u6765\u8003\u8651<\/strong><\/h2>\n<p>\u57fa\u4e8e\u5728\u5404\u79cd\u7f8e\u56fd\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u4e2d\u7684\u5e7f\u6cdb\u6d4b\u8bd5,\u4ee5\u4e0b\u662f\u9700\u8981\u76d1\u63a7\u7684\u5173\u952e\u6307\u6807:<\/p>\n<ul>\n<li>\u54cd\u5e94\u65f6\u95f4: 95%\u767e\u5206\u4f4d\u6570\u5e94\u5c0f\u4e8e200ms<\/li>\n<li>\u5185\u5b58\u4f7f\u7528: \u4fdd\u6301\u5806\u4f7f\u7528\u7387\u572875%\u4ee5\u4e0b<\/li>\n<li>\u7ebf\u7a0b\u6c60\u4f7f\u7528\u7387: \u7ef4\u6301\u572880%\u4ee5\u4e0b<\/li>\n<li>\u6570\u636e\u5e93\u8fde\u63a5\u6c60: 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