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Why is DEBIAN_FRONTEND=noninteractive discouraged in Docker files?
Are you willing to set DEBIAN_FRONTEND=noninteractive in docker so that no question/dialog is asked during apt-get install? Have a look at this blog to know why we discourage it. noninteractive mode is useful when we need zero interaction while installing or upgrading...
Manage KVM guest virtual machines using virsh commands
Wondering how to manage KVM guest virtual machines using virsh commands? We can help you. Virsh is a management user interface for virsh guest domains. It can be used to create, pause, restart, and shutdown domains. In addition, it can be used to list current domains...
Customer Service Strategy Needs a Refresh – How to determine
Need a refresh for Customer Service Strategy? We can help you. Customer experience is a key aspect widely used by Customers for determining which brand to choose. They judge businesses based on how satisfying every interaction with them is more than the price or...
Your IMAP server wants to alert you to the following – Resolve it now
Isn't it frustrating to see error messages like “Your IMAP server wants to alert you to the following” that confuse a lot? Also, you must be wondering what this error message actually means. The error “Your IMAP server wants to alert you to the following” can occur...
ACK flood DDoS attack – How does an ACK flood attack work?
Stuck with the ACK flood DDoS attack? We can help you. When attackers attempt to overload a server with TCP ACK packets, it results in an ACK flood attack. As part of our Server Management Services, we assist our customers with several DDoS attacks. Today, let us see...
Perfmon counters for Disk Usage – Top Perfmon counters
Wondering how to use Perfmon counters for Disk Usage? We can help you. Problems regarding Disk I/O are usually difficult to diagnose and debug. Perfmon disk counters help us to diagnose disk issues. Here a Bobcares, we use perfmon counters as a part of our Server...
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Cloudflare error 1014 – CNAME Cross-User Banned
Stuck with Cloudflare error 1014? We can help you. This error occurs when CNAME is added from one domain to another domain, which is present in two different Cloudflare accounts, as this is not allowed by the security policy of Cloudflare. Cloudflare is a free CDN...
Cloudflare error 1016 – Origin DNS error
Stuck with Cloudflare error 1016? We can help you. Cloudflare error 1016 occurs when Cloudflare is unable to send requests to the server because its origin IP cannot resolve the A or CNAME DNS record requested. Here at Bobcares, we often get requests from our...
GlusterFS install CentOS 7 – How we do it
Are you trying to install GlusterFS on CentOS 7? We can help you with the installation. The main advantage of GlusterFS is that it eliminates the metadata and can dramatically improve the performance which will help us to unify data and objects. Also, its simplicity,...
PowerShell $Error clear – How to use it?
Wondering how to use PowerShell $Error clear? We can help you. The $Error is a variable in the PowerShell which contains information about the error messages. If we use $Error variable in the scripts it may already contain information about errors before the script...
How to use psql to restore a text dump?
Wondering how to use psql to restore a text dump?We can help you. Using psql is one of the simplest ways to restore a text dump. Text dumping is a suitable importing method for small databases. At Bobcares, we often get requests to restore text dumps, as a part of our...
Set rDNS in Windows Name Servers – How to perform it quickly
Wondering how to set the rDNS record in the Windows Name Servers? We can help you. Reverse DNS is one of the ways which helps us(email users) to verify that the sending server is not a malicious spammer. As a part of our Server Management Services. we assist our...
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