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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