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NGINX Unit vs. Other Application Servers

NGINXUnit is better than ApacheTomcat, Gunicorn and Node.js built-in HTTP servers, suitable for multilingual projects and dynamic configuration requirements. 1) Supports multiple programming languages, 2) Provides dynamic configuration reloading, 3) Built-in load balancing function, suitable for projects that require high scalability and reliability.

Apr 24, 2025 am 12:14 AM

应用服务器

How to share locale environments for multiple applications under Tomcat: Implementation method of LocaleContextHolder synchronization between applications

How to deploy multiple applications under the same Tomcat server? How to implement a shared locale between applications? This article will explore two deployments in a Tomcat instance...

Apr 19, 2025 pm 09:42 PM

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Spring Boot 3 Project: How to properly deploy external configuration files to Tomcat?

Deployment method of external configuration files of SpringBoot3 project In SpringBoot3 project development, we often need to configure the configuration file application.properties...

Apr 19, 2025 pm 05:12 PM

tomcat 解决方法

Tomcat starts Servlet error java.lang.IllegalStateException: How to troubleshoot servlet-api.jar loading problem?

Tomcat starts Servlet error check When troubleshooting. When deploying Servlet application, Tomcat failed to start and reported java.lang.IllegalStateException:...

Apr 19, 2025 pm 04:36 PM

tomcat 解决方法

Java cache data loss: Why can't data be retrieved from cache?

Analysis and optimization solutions for the reason why Java cache data cannot be obtained In Java projects, it is common to cache large amounts of data into memory for quick access...

Apr 19, 2025 pm 02:57 PM

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When Tomcat loads Spring-Web modules, does the SPI mechanism really destroy the visibility principle of Java class loaders?

Analysis of class loading behavior of SPI mechanism when Tomcat loads Spring-Web modules. Tomcat is used to discover and use the Servle provided by Spring-Web when loading Spring-Web modules...

Apr 19, 2025 pm 02:18 PM

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How to access servlet in nginx

To access a servlet using Nginx, follow these steps: Enable and configure Nginx's AJP module and configure the AJP connector in the application server. Connect Nginx to the application server through Nginx's location block and use the AJP protocol for data transmission. After completing these steps, you can access the Servlet via Nginx.

Apr 14, 2025 am 08:51 AM

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The relationship between nginx and web server

nginx is a lightweight, non-blocking web server and reverse proxy, commonly used for front-end proxy, load balancing, and caching. Its relationship with a web server is usually: Front-end proxy: nginx handles requests and forwards them to the back-end server. Load Balancer: nginx distributes requests to multiple backend servers. Caching: nginx caches frequently accessed files for performance.

Apr 14, 2025 am 07:09 AM

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How to set Tomcat log level under Debian

This article describes how to adjust the log level of the Tomcat server in the Debian system. Tomcat's logging configuration file logging.properties needs to be modified to implement it. Steps: Open the configuration file: Use a text editor (such as nano or vim) to open the log configuration file of Tomcat. This file is usually located in /opt/tomcat/conf/logging.properties. Run commands with sudo permissions, for example: sudonano/opt/tomcat/conf/logging.properties Modify log level: find lines similar to the following:

Apr 13, 2025 am 09:36 AM

apache 操作系统处理器 tomcat ai

How to monitor Tomcat log exceptions

This article introduces several methods to monitor Tomcat log exceptions to help you discover and solve problems in a timely manner and ensure the stable operation of the application. 1. Using ELK stack to achieve centralized monitoring. It is recommended to use ELK (Elasticsearch, Logstash, Kibana) stack for efficient log monitoring. Data acquisition (Filebeat): Configure Filebeat to collect warning (WARN) and error (ERROR) levels in Tomcat log files (such as catalina.out). Logstash: Logstash preprocesses collected logs, such as filtering, parsing and conversion. Data storage

Apr 13, 2025 am 09:30 AM

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Where is the Tomcat log configuration under Debian

This article describes how to configure Tomcat logs in Debian system. The Tomcat log configuration file is usually located in /path/to/tomcat/conf/logging.properties. By modifying this file, you can customize the log level, format, and output location. Log file storage location Tomcat log file is stored in the $CATALINA_BASE/logs directory by default. $CATALINA_BASE refers to the installation root directory of Tomcat. If not specified, it is the same as $CATALINA_HOME (Tomcat installation directory). Common Linux commands to view Tomcat logs are some common

Apr 13, 2025 am 08:57 AM

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How to view thread status in Tomcat log

To view the thread status in the Tomcat log, you can use the following methods: TomcatManagerWeb interface: Enter the management address of Tomcat (usually http://localhost:8080/manager) in the browser, and you can view the status of the thread pool after logging in. JMX Monitoring: Use JMX monitoring tools (such as JConsole) to connect to Tomcat's MBean server to view the status of Tomcat's thread pool. Select in JConsole

Apr 13, 2025 am 08:36 AM

apache 浏览器工具 tomcat

How to locate memory leaks in Tomcat logs

This article introduces how to troubleshoot memory leaks through Tomcat logs and related tools. 1. Memory monitoring and heap dump First, use tools such as JVisualVM or jstat to monitor Tomcat's memory usage in real time, observe the changes in the heap memory, and determine whether there is a memory leak. Once a leak is suspected, use the jmap command to generate a heap dump file (heap.bin): jmap-dump:format=b,file=heap.bin, which is the Tomcat process ID. 2. Heap dump file analysis Use EclipseMemoryAnalyzerTool (MAT) or other tools to open the heap.bin file and analyze the memory.

Apr 13, 2025 am 08:18 AM

apache 工具 tomcat ai

How to find specific information in Tomcat logs

Efficiently find specific information in Tomcat logs. This article introduces several methods to quickly locate specific information in Tomcat logs to help you quickly troubleshoot problems. Method 1: Command line tool First, find the Tomcat log file, which is usually located in the logs folder under the Tomcat installation directory. View logs: Use the cat command to view the content of the log file, for example: cat/path/to/tomcat/logs/catalina.out. (Please replace /path/to/tomcat/ with your Tomcat installation path) Filter information: Use the grep command to filter specific keywords. For example, find a log line containing "Error": gr

Apr 13, 2025 am 08:12 AM

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