Haproxy is currently a popular cluster scheduling tool. There are many similar cluster scheduling tools, such as LVS and Nginx. In comparison, LVS has the best performance, but it is relatively com
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.
Protobuf3: String verification using regular expressions
I have been using Protobuf3 to define PB messages:
syntax = “proto3”;
package vioozer_protobuf ;
message Update
{
string sensor_id = 1;
…
} In my system, The sensor has a unique id format
HeartBeat3.x Application Raiders: Test HeartBeat HA Function
Heartbeat3.xThe whole application strategy:TestHeartbeat的HAFunction
HeartbeatAfter the installation is complete, it will automatically enter /etc/init.d< The startup script file heartbeat is
GWT RPC interface problem
I have a question about the code below..
@RemoteServiceRelativePath(“stockPrices”)
public interface StockPriceService extends RemoteService {
StockPrice[] getPrices(String[] symbols);
} Can
Protocol-buffers – Generate C # files from .proto files from .proto files in the pre-built event.
We have been working with protobuf for a while, and I decided to write a small console application for the client, which will allow them to perform some tests in the field.
I started a new c#
Set UI dashboard on single-node Kubernetes clusters set using Kubeadm
I followed this tutorial https://kubernetes.io/docs/getting-started-guides/kubeadm/ to set up Kubernetes on Ubuntu 16.04 vServer
On this node I want to make Kubernetes Dashboard available but
Cluster extruded nodes in Graphviz
I want to draw several related subgraphs in GraphViz. When I draw simple nodes, it looks very beautiful:
Resources:
digraph {
rankdir=LR;
A1 -> A21;
A1 -> A22;
A1 -> A23;
A1 -> A24
Haproxy sometimes chooses a wrong ACL
I am using HAProxy 1.4.22. I have the following haproxy.conf file:
global
maxconn 100000
daemon
defaults
mode http
retries 1
contimeout 8000
clitimeout 120000
srvtimeout 120000
stats
Heartbeat makes Nginx high availability cluster
One. Theory
・HA is highly available and has been It is called hot standby.
・High availability principle: Two machines A and B. Normally, A provides services and B is idle. When A is down or the service is down, switch to B Continue to provide services and use heartbeat for communication and elections
HeartBeat 3.x Application Raiders: Conceptual Composition and Working Principles
Table of Contents
Heartbeat 3.x application strategy: concept composition and Working principle… 1
First, the concept of Heartbeat Composition and working principle… 1
1. The