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We discuss errors and solutions related around Linux variants. This includes Ubuntu,CentOS,Debian,Redhat and other OS. Linux experienced engineers help
8 articles
Set up a hardened chrooted SFTP server on CentOS Stream 10 with OpenSSH internal-sftp, key-only auth, firewalld and SELinux - and fix the connection closed and permission denied errors that follow.
12 Sep 20267 min
Build a production NFS server on Ubuntu 26.04 LTS - exports, NFSv4 firewall rules, client mounts - then fix access denied, RPC not registered, stale file handles and nobody:nogroup ownership.
12 Sep 20268 min
Exim is a great email server that is widely used on Linux servers. Exim commands are often hard to remember, so we decide to help you out with a fine list. It is light-weight, efficient and powerful in dealing with large quantities of emails. We will provide some useful commands to be able to manage […]
17 Mar 20152 min
You may have come across one of the following errors: 500 Internal Server Error while accessing cPanel and WHM No response from subprocess (whostmgr (cpanel)): subprocess was killed with signal 7 This is usually due to one of the cPanel process failing to load or still running in the background. First login to your VPS […]
23 Jan 20151 min
Find large files in Linux Files in Linux can be found in many different ways but trying to find large files Linux is always been an interesting one. We will be using find tool to determine large files Linux. Most Linux users use the find tool to search for files but we will be using […]
18 Aug 20142 min
Adaptec RAID Manager Command Line Utility install for Linux CentOS Download the Adaptec RAID CLI manager: wget http://download.adaptec.com/raid/storage_manager/asm_linux_x64_v7_31_18856.tgz ———————————————————————————————- –2014-06-19 09:53:54– http://download.adaptec.com/raid/storage_manager/asm_linux_x64_v7_31_18856.tgz Resolving download.adaptec.com… 93.184.221.133 Connecting to download.adaptec.com|93.184.221.133|:80… connected. HTTP request sent, awaiting response… 200 OK Length: 116573943 (111M) [application/x-tgz] Saving to: `asm_linux_x64_v7_31_18856.tgz’ 100%[=================================================================>] 116,573,943 8.10M/s in 16s 2014-06-19 09:54:10 (6.95 MB/s) – `asm_linux_x64_v7_31_18856.tgz’ saved […]
3 Aug 20142 min
PHP Fatal error : Call to undefined function session_register() You get the following error after either upgrading PHP 5.3 or older version to 5.4 or above. php fatal error call to undefined function session_register() This function has been DEPRECATED as of PHP 5.3.0 and REMOVED as of PHP 5.4.0. The work around is […]
1 Aug 20141 min
NTP Server Install on Debian or Ubuntu: Q: How do I make my dedicated servers synchronise with Internet Standard time by installing NTP ( Network Time Protocol)? A: NTPD is a daemon which can be installed to run during startup and it continues to synchronise with time servers on the Inernet via NTP on UDP […]
30 Dec 20133 min
