Enable HTTP_X_FORWARDED_FOR in Haproxy
By default, Haproxy won’t forward visitor IP address to backend servers. To enable Haproxy forward visitor IP address to backend server using…
Blog
bash: /usr/bin/man: No such file or directory
On Ubuntu, I get the following error root@vps1:~# man bash: /usr/bin/man: No such file or directory root@vps1:~# This is fixed by installing…
How to Migrate CentOS to Oracle Linux
Oracle Linux is Free 100% binary-compatible with Red Hat Enterprise Linux, same as CentOS. Unlike RHEL, Oracle Linux is free even for…
How to delete an mdadm RAID Array
Deleting a software RAID array will result in all data stored in the devices being lost. So be careful when you remove…
RAID getting created as /dev/md127
When I create software RAID with mdadm, it gets created as /dev/md127, instead of /dev/md0 I specified while creating RAID. To fix…
How to disable GUI in Ubuntu
If you have installed Ubuntu with GUI and don’t want GUI, you can disable GUI from starting on boot with command systemctl…
How to Setup Software RAID 0 on Linux Server
RAID 0 allows you to combine multiple disks into one large disk. Only use RAID 0 if the data is not important…
How to clean Magento 1.x database
When I try to make a copy of the Magento 1 site, it takes forever to restore the MySQL database. The size…
Can’t create table `catalog_product_relation` (errno: 140 “Wrong create options”)
When I try to restore the MySQL database of a Magento 1.x site on MariaDB 10.3.32 (source MySQL 5.7.36), I get the…
IO Load
To see which files cause IO load, use filetop fatrace can list files that and currently used totop To get IO read/write…
Redirect HTTP to HTTPS with IIS 10
To redirect a domain to HTTPS, Click on the website in IIS, you will see If you don’t see the “URL Rewrite”…
Where LXC Container files are stored?
LXC containers are stored in folder /var/lib/lxc Each container have a folder, which contains /var/lib/lxc/VM_NAME_HERE/config = configuration file /var/lib/lxc/VM_NAME_HERE/rootfs = file system…