jprofile remote monitoring JVM (spring boot project)

jprofile installation Linux Server InstallationOfficial website address Choose: After downloading, upload to the server under test under / opt, decompress, renamed: jprofiler11 Local Installation Clientmac Cracked Edition Download Address Download and install according to the tutorial on the web p ...

Posted by arhunter on Sun, 13 Oct 2019 11:19:51 -0700

ELK-Hearthbeat for Service Monitoring

Hearthbeat, heartbeat, as its name implies, can be used to periodically detect whether the service is functioning properly. Hearthbeat supports ICMP, TCP and HTTP, as well as TLS, authentication and proxy. Hearthbeat can work seamlessly with Logstash, Elastic search and Kibana. Install Hearthbeat, add s ...

Posted by webster08 on Sun, 13 Oct 2019 11:13:50 -0700

ZONE for connection tracking

brief introduction At present, a connection trace quintuple is the source destination IP, the transport layer protocol, and the source destination port. In multi-tenant environment, the private address network of tenants may overlap. If only one CT is distinguished by these five elements, it can not meet the needs of multi-tenants. So the conce ...

Posted by jlp09550 on Sat, 12 Oct 2019 07:05:49 -0700

FRR Learning Day 6 - EVPN Centralized L3 Gateway

EVPN Centralized L3 Gateway--Trans-subnet Message Forwarding spine configuration Interface Configuration sudo ip link add vbdif10 type bridge sudo ip link add vbdif20 type bridge sudo ip link set vbdif10 up sudo ip link set vbdif20 up sudo ip link add vxlan20 type vxlan id 20 local 192.168.59.130 dstport 4789 nolearning sudo ip link add vxlan1 ...

Posted by MishieMoo on Wed, 09 Oct 2019 14:05:06 -0700

Simple operation of installing MySQL in Ubuntu

Installing mysql on ubuntu is very simple and requires only a few commands. sudo apt-get install mysql-server mysql-client // mount this database sudo apt-get instal libmysqlclient-dev //Package C language API for database installation In the installation process, you will be prompted to set t ...

Posted by rcatal02 on Wed, 09 Oct 2019 04:05:12 -0700

Install, set up, start and stop redis under mac

Common Command Description Redis server: redis-server Redis client: redis-cli Redis performance testing tool: redis-benchmark AOF File Repair Tool: redis-check-aof RDB File Repair Tool: redis-check-rd redis sets temporary password: config set requirepass password redis gets the temporary password: config get requirepass start and stopping ...

Posted by vbmurray on Tue, 08 Oct 2019 05:56:38 -0700

[Pixhawk/PX4] Development Environment Building (Ubuntu 18.04)

This paper mainly records the building process of PX4 environment under Ubuntu 18.04. Because I installed ROS Melodic before installing PX4 environment, and gazebo was installed at the same time when installing ROS, it is impossible to determine whether the subsequent problems were caused by installing ROS first. This paper is divided into the ...

Posted by bltesar on Tue, 08 Oct 2019 00:26:10 -0700

hyperledger fabric 1.4 single machine installation tutorial

Fabric v1.4.0 stand-alone installation and deployment I. Pre-preparation The installation of fabric s depends on the docker environment, so the premise is to install the docker well. At the same time, some software versions are required as follows: curl needs the latest version. Doker version 17.06 o ...

Posted by mitjakac on Fri, 04 Oct 2019 07:19:44 -0700

Resolve dpkg: warning: files list file for package

Resolve dpkg: warning: files list file for package When installing packages with apt-get install, there is a bunch of warnings; it is suspected that deb packages were previously installed and that forced override of deb resulted from dependency conflicts. The warnings are as follows (there are nearly ...

Posted by spamyboy on Fri, 04 Oct 2019 00:22:05 -0700

Download mirror error Couldn't connect: SOCKS protocol error in minikube

Problem description The agent environment variable used to start minikube creates a minikube virtual machine, but errors occur when downloading or querying mirrors, such as the following two commands reporting a similar error: "Couldn't connect: SOCKS protocol error" # Execute outside the mi ...

Posted by MadDogSh on Thu, 03 Oct 2019 03:08:55 -0700