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I've always got questions on some Linux error message, and you probably do too! I may have the answers.

Centos

Cpanel already has a SOA record. You may not mix CNAME records

Cpanel already has a SOA record. You may not mix CNAME records When using the Cpanel zone editor, I got this error when trying to add a CNAME for example.com, why? example.com. already has a SOA record. You may not Read more…

By Jeff Masud, 7 yearsApril 5, 2018 ago
Centos

How to manually run Cpanel backup via ssh

How to manually run Cpanel backup via ssh A lot of hosting providers and even customers use Cpanel for virtual hosted websites.  Cpanel is a powerful management system that when installed takes over your whole server and and allows a Read more…

By Jeff Masud, 7 yearsApril 3, 2018 ago
Centos

Setup SolusVM with Let’s Encrypt Free SSL Certificate

Setup SolusVM with Let’s Encrypt I first tried to use the svmstack-letsencrypt package like people mentioned in the forums and online, but it just wouldn’t work for me.  After some checking around there’s a acme.sh script that I saw other people Read more…

By Jeff Masud, 7 yearsMarch 31, 2018 ago
Centos

Rook Ceph OSD getting error creating empty object store in /var/lib/rook/osd215: (22) Invalid argument

Rook Ceph OSD getting error creating empty object store in /var/lib/rook/osd215: (22) Invalid argument I’ve been struggling with ceph-container project and trying to get it running, but getting lots of errors.  I had seen some information on Rook and watched Read more…

By Jeff Masud, 7 yearsMarch 29, 2018 ago
Google

Google thinks I’m from another country

Google thinks I’m from another country I’ve been having a recent issue when connecting to a VPN. My computer is in Los Angeles, the VPN is in Los Angeles, but for some reason Google thinks I’m in Saudi Arabia.  I Read more…

By Jeff Masud, 7 yearsMarch 25, 2018 ago
Centos

Helm how to delete bad deployment

Helm how to delete bad deployment? At some point everyone screws things up, so how do you fix it?  I had done a Ceph deployment using Helm on our Kubernetes cluster, but then realized I missed a setting a delete Read more…

By Jeff Masud, 7 yearsMarch 23, 2018 ago
Kubernetes

Kubernetes delete label

How do you delete a label from a Kubernetes node? First if you created a label for a node: $ kubectl label node <nodename> <labelname>=<value> My example, I’m working on Ceph on Kubernetes. $ kubectl label node kublaxnode3.example.com ceph-mon=enabled ceph-mgr=enabled Read more…

By Jeff Masud, 7 yearsMarch 21, 2018 ago
Centos

SolusVM user getting error Blacklisted. Access denied

There was a client recently who couldn’t log into SolusVM panel to manage their VPS.  They opened a ticket and said they were blacklisted.  One of the techs looked around but couldn’t find a direct ban or unban option in Read more…

By Jeff Masud, 7 yearsMarch 19, 2018 ago
Centos

Adding Node to Kubernetes gives Failed to connect to API Server

I setup a Kubernetes cluster last week and added two nodes.  Today I’m attempting to add 2 more nodes, but getting an error Failed to connect to API Server. We’re running CentOS 7.4 Kubernetes 1.9 These are the steps to reproduce Read more…

By Jeff Masud, 7 yearsMarch 17, 2018 ago
Centos

ZNC Error from Server [Closing Link: xxxx.com (Invalid username [~jonathan.])]

We use ZNC server for an internal IRC channel for chatting between staff members.  The nice thing about znc is that when you log back in it gives you the last 1000 buffer lines so you don’t miss anything while Read more…

By Jeff Masud, 7 yearsMarch 15, 2018 ago

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