Introduction: In a high-availability system, monitoring the availability of system services is an indispensable basic component. The current popular ones are Heartbeat and corosync. What are the ad
Category: Architecture
Architectural design is the product of people’s subjective mapping of elements within a structure and the relationships between elements. Architecture design is a series of related abstract patterns used to guide the design of various aspects of large software systems. The architect’s job responsibility is to transform the customer’s needs into a standardized development plan and text during the development of a software project, and to formulate the overall structure of the project, and guide the entire development team to complete the plan. Architecture design is the early stage of the software design process, which connects the requirements analysis and the design process. The main task of an architect is not to write specific software programs, but to engage in higher-level development and architecture work. He must have a good understanding of development technology, and he needs to have good organizational and management skills.
Use AXIS to call the WSDL interface
1. The jar packages that need to be used are as follows:
axis.jar, axis-ant.jar, commons-discovery-0.2.jar, commons-logging-1.0.4.jar , Jaxrpc.jar, log4j-1.2.8.jar, saaj.jar, wsdl4j-1.5.1.jar
HeartBeat log analysis
May 05 15:06:43 ckl-bd2 heartbeat:[21548]:info: Link ckl-bd2:eth0 up.#eth0isup
May 05 15:08 :44 ckl-bd2 heartbeat:[21548]: WARN: node ckl-bd1: is dead#Nodeckl-bd1为 dead
May 05 15:08:44
Protobuf complete analysis – the company’s most common data interactive agreement
Google Protocol Buffer (Protobuf for short) is a lightweight and efficient structured data storage format that is platform-independent, language-independent, and extensible. It can be used in field
JBoss Errai, should I use it to replace all GWT-RPC client calls?
If I have JBoss Errai (I download it for server push), is there any benefit to using GWT-RPC for client-side calls? Or if I just use Errai to call everything, client and server, what will I lose? C
CLOJURE – File User.clj Where should I go?
I am trying to set up the proto-repl atom-editor package, obviously it needs a file user.clj to exist somewhere – I think this is some leiningen init file.
Where should I create this file?
HeartBeat + DRBD + MySQL High Available Scheme
www.521voip.com Focus on cloud computing
Heartbeat+DRBD+mysql high-availability solution
1.1 Introduction to the plan
This plan The Heartbeat dual-system hot backup software is us
Heartbeat (V2) implementation LAMP provides WordPress blog site high availability model practice
Friendly reminder: The experimental environment of this article is vmware 10 + Centos 6.6 X86_64, which is involved in the article Please be cautious to use the commands and methods of
Conten
Use Jenkins Docker plugin in the Kubernetes cluster on Gke
I followed this great tutorial to install Jenkins on my GKE kubernetes cluster and then started using CI.
Everything went well until I tried to use it in my pipeline docker plugin.
This is t
Popular understanding of the RPC protocol
In the early stand-alone era, multiple processes were running on a computer, and everyone did their own things, and they didn’t communicate with each other. If process A needs a drawing function, a