After Ubuntu is installed, start tomcat9, open the test website 127.0.0.1:8080, and report an error of 500.[in HTTP protocol, 500 Internal Server Error is the response status code indicating the server-side error, which means that the requested server encounters an unexpected situation and prevents it from executing the request]
Type exception ...
Posted on Mon, 04 Nov 2019 09:23:59 -0500 by waverider303
Migration of Dubbo application to docker
Dubbo is a set of open-source service governance and rpc framework of Alibaba. The service provider publishes its own service through zookeeper, and then the service caller obtains the ip and port of the service through zk. The Dubbo client automatically selects and invokes the service provider through ...
Posted on Mon, 04 Nov 2019 05:16:40 -0500 by tyson
The following is a summary of some easy-to-use extensions found and used in the development, which will be updated constantly. If there is a good extension recommendation, you can also leave a message and I will add it in time for your own and everyone's use.
1. Timed task management extension
Posted on Sun, 03 Nov 2019 12:53:05 -0500 by ivi
1. elk descriptionelk full name:elasticsearch:Is a distributed, high expansion, high real-time search and data analysis enginelogstash:It is an open source server-side data processing pipeline, which can collect data from multiple sources at the same time, transform the data, and then send the data to your favorite "repository"; for ...
Posted on Sun, 03 Nov 2019 08:24:14 -0500 by GetReady
Install based on CentOS version 7.6.1810
1. System upgrade and settings
Modify server name
Hostnamectl set hostname modified name
Upgrade CentOS package and kernel
yum -y updateyum -y install yum-plugin-fastestmirroryum install -y epel-releaserpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.orgrpm -Uvh http://www.elrepo.org/elrepo-rel ...
Posted on Sun, 03 Nov 2019 06:34:12 -0500 by chasiv
ab pressure test tool
Apache has its own stress testing tool ab, which is simple and easy to use, and can simulate various conditions to send test requests to the Web server. ab tool can directly initiate test request in the local area of Web server, which is very important to understand the processing performance of the server, because it doe ...
Posted on Sun, 03 Nov 2019 04:24:35 -0500 by AP81
Linux command base
Linux command help
Basic operation of directory and file
Redhat three certifications (open source but not free) --- community (system developer) --- Centos (server side)
Ubuntu's best client system, open source and free (software developers)
Debian --- "kali Linux (special tools take little reso ...
Posted on Sun, 03 Nov 2019 01:47:33 -0400 by BoostinZX
Tags: APMInitial knowledge of pinpoint call chain tool === In this paper, we will focus on the architecture, installation and deployment of the pinpoint tool;
1. Introduction to pinpoint tool:
. W ...
Posted on Sun, 03 Nov 2019 01:37:11 -0400 by ubersmuck
Single arm routing
DefinitionSingle arm routing (router-on-a-stick) refers to the interconnection and interworking between different VLAN s (virtual LANs) isolated from each other by configuring a sub interface (or "logical interface", there is no real physical interface) on one interface of the router.ExperimentIn ensp, draw the top ...
Posted on Sun, 03 Nov 2019 01:04:16 -0400 by michaelh613
I. install WMI exporter
First install the WMI? Exporter on the Windows machine you want to monitor. Download address of WMI exporter: https://github.com/martinlindhe/wmi_exporter/releases
After downloading, double-click to complete the installation.
After the installation is completed, a self starting service will be created automatical ...
Posted on Sat, 02 Nov 2019 23:45:23 -0400 by rougue