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  • Linux - Monitoring

    Telegraf is unable to collect docker metrics with error inputs.docker] Error in plugin: permission denied while trying to connect to the Docker daemon socket at unix:///var/run/docker.sock:

    May 3, 2025 - By itdoctor

    If you got this error – [inputs.docker] Error in plugin: permission denied while trying to connect to the Docker daemon…

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  • Linux

    .htaccess – Basic authentication for all except some ips

    March 6, 2024 - By itdoctor

    [crayon-683ba679eb48c118270789/]

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  • General - Linux

    Application on Azure App Service plan is so slow?

    February 7, 2023 - By itdoctor

    By default, when you deploy an application to Azure App Service plan – your default web location will be under…

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  • General - Linux

    How to login to an account with “nologin” shell ?

    November 8, 2021 - By itdoctor

    We have some accounts such as postfix,apache .. these account has “nologin” shell, meaning you can’t sudo su – apache…

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  • Linux

    Continuous ping monitoring

    April 18, 2021 - By itdoctor

    We have a monitoring system to check network devices, sometimes we got an alert saying the remote device is down.…

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  • General - Linux

    Install MineCraftPE Server

    May 31, 2020 - By itdoctor

    My son was asking me to help him set up a server so that he can play with his friends…

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  • General - Linux

    Docker – WARNING: IPv4 forwarding is disabled. Networking will not work.

    May 14, 2020 - By itdoctor

    There are 2 fixes for this issue:1. Temporary 2. Permanent

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  • General - Linux

    Single sign-on with Chrome in Linux

    May 13, 2020 - By itdoctor

    If you are running on Linux machine and. every time you access to your corporate website , it asks you…

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  • General - Linux

    Redhat: Install mysql

    April 18, 2020 - By itdoctor

    I have installed mysql many many times – i decided to save a note for myself for later installation. This…

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  • General - Linux

    Sharing files between MacOS and Redhat

    April 14, 2020 - By itdoctor

    First , you need to share your files in MacOS Do the following things in redhatyum install samba-client cifs-utils edit…

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