log4j 1 to 2 migration

referenced by the test task:$docker Service Update--update-parallelism 2--image demo:2.0--update-delay 10s testWhere the--update-parallelism parameter is used to specify the maximum number of synchronous update tasks. This means that we can update the container copy safely and transparently. For transparency, of course, make sure your container is backwards compatible, otherwise it's best to destroy the old container and then update all the container

security, it is best to install MySQL program files and data on "different hardware" separately. // |/Usr Install the MySQL service and start the service: MySQL generally uses the current STABLE version: Try not to use the -- with-charset = option. I feel that with-charset is only useful in alphabetical order. These options will cause a lot of trouble for data migration. Try not to use innodb. innodb is mainly used for enterprise-level support such

hardware" separately.// |/Usr Install the MySQL service and start the service:MySQL generally uses the current STABLE version:Try not to use the -- with-charset = option. I feel that with-charset is only useful in alphabetical order. These options will cause a lot of trouble for data migration.Try not to use innodb. innodb is mainly used for enterprise-level support such as foreign keys and transactions, at the cost of reducing the speed by an order of magnitude than MYISAM../Configure -- prefi

network services.In view of this situation, this paper first gives the general architecture of the LVS cluster, and discusses its design principles and corresponding features; finally, the LVS cluster is used to establish scalable Web, Media, Cache, Mail, and other network services.2. General architecture of the LVS Cluster The LVS cluster uses IP Server Load balancer technology and content-based request distribution technology. The scheduler has a g

This is a creation in Article, where the information may have evolved or changed. English original link: https://blog.twitch.tv/gos-march-to-low-latency-gc-a6fa96f06eb7#.lrmfby2xs Below we will introduce the history of GC time-consuming evolution of https://www.twitch.tv video live website in the process of using go. We are a live video system and have millions of of online users, messaging and chat systems are all written with go, the service of a single machine connected to about 500,000 us

The configuration of spring boot1 to spring boot2 varies greatly, and the following changes are found during the migration project to spring Boot2The Redis configuration for 1.java adds a property JedisOld versionSpringRedistimeout:300000Pool.max-active:20Pool.max-idle:5Pool.max-wait:-1pool.min-idle:0NewSpringRedistimeout:300000Jedis:Pool.max-active:20Pool.max-idle:5Pool.max-wait:-1pool.min-idle:02.tomcat t

blank space. For example: If (showResult = true){For (int I = 0; I {//}} Instead: If (showResult = true){For (int I = 0; I {//}} Good Programming habits Avoid using large files. If the code in a file exceeds 300 ~ Line 3: Separate the code into different classes. Avoid writing too long. A typical method code is in the range of 1 ~ Between 30 rows. If a method sends more than 30 lines of code, you should consider brea

Quartz.net IntroductionQuartz.net is an open-source task scheduling framework, which is a. NET migration of the Opensymphony Quartz API, written in C #, and can be used in WinForm and ASP. It provides great flexibility that you can use to create simple or complex schedules. It has many features, such as database support, clustering, plugins, support for cron-like expressions, and so on.Download and install1. Get source code from GitHub2. Get the insta

UML Reference Manual Part 2 Basic Concepts Chapter 1 thing View9.1 OverviewMost of the content of the system model reflects the logic and design information of the system, and is independent of the final implementation unit of the system. However, for the purpose of reusability and operability, information on system implementation is also very important. UML uses

This is a creation in Article, where the information may have evolved or changed. Reprinted from: http://blog.csdn.net/erlib/article/details/51850912 English original link: https://blog.twitch.tv/gos-march-to-low-latency-gc-a6fa96f06eb7#.lrmfby2xs Below we will introduce the history of GC time-consuming evolution of https://www.twitch.tv video live website in the process of using go. We are a live video system and have millions of of online users, messaging and chat systems are all written

I have been using server systems for development and recently changed Windows 8 to Windows Server 8, focusing on testing new enterprise-level features. Test script download All scripts in this series pass the Windows Server 8 (powershell ise x64) test. Windows Server 8 also retains the metro interface: Compared with Windows Server 2008 R2, the appearance of the Server Manager dashboard changes significantly: I. Ten New Features of Windows Server :(Original ENGLISH) 1.1