Uncategorized

Mysql default root password on Centos7

After you install Mysql community server on “Centos7” machine using yum, you might get the “access denied” error if you try t ... feel free to drop us a note if you have any queries or feedbacks using our comment form below. Always happy to help you ????

How to install pcre and pcre-devel on ubuntu using apt-get?

The PCRE library is a set of functions that implement regular expression pattern matching . This is being used in many high p ... a note if you have any queries or feedbacks using our comment form below. Always happy to help you ???? Manuels d’utilisation

Using InfluxDB commandline/shell client influx

InfluxDB provides a command line interface (influx) to interact with HTTP api from shell/console. With InfluxDB web UI deprec ... In this article we have explained how to connect to InfluxDB server using shell client and retrieve data interactively.   

Installing Grafana Plugins

From version 3.0+ , Grafana supports panel plugins and apps. With Panels as plugins, its easy to create  and add any kind of ... le under available Panels. Please see  the screenshots below I have created a video on this . Please checkout same  

How to disable Mysql Password Validation Plugin?

In this article we will explain how to disable mysql password validation plugin. The mysql validate_password plugin (availabl ... TUS | +—————————–+———————–+ | validate_password | ACTIVE        | +—————————–+———————–+   See the screenshot below

Fixed: Docker error tls: oversized record received with length, Centos7

I was getting following error while pushing images to docker registry , on Centos7 Error response from daemon: v1 ping atte ... nsecure-registry 192.168.2.21:5050′ Replace the IP address with your own IP address And restarted Docker service

Fixed: «docker0: iptables: No chain/target/match by that name»

When i tried to launch a container, docker gave me this error 1 docker: Error response from daemon: failed to crea ... ker using 1 service  docker restart Now save iptables rules using command 1 iptables–save

How to install snmpwalk on Centos/Ubuntu?

Snmpwalk is a SNMP application that uses SNMP GETNEXT requests to query a network entity for a tree of information. It is a g ... _Community1   192.168.2.1 1.3.6.1.4.1.21067.2.1.2.4.2 In the above command “1.3.6.1.4.1.21067.2.1.2.4.2” is the OID.    

Monitoring Servers with Collectd, InfluxDB & Grafana

In this tutorial we are going to setup a complete monitoring  stack which has following components Collect performance metric ... a new datasource. I have created a video on this explaining how to add Influxdb datasource in Grafana and  display graphs  

Monitoring mysql with CollectD and Prometheus

Prometheus is a powerful monitoring and alerting solution for your system and application metrics. It is considered as a bett ... Grafana UI . So let us add these graphs to grafana and create dashboards. I have created a video on this . Please check it  

Installing consul cluster on Centos7/Centos6/Ubuntu

Please check the Consul initial setup instructions at here