SYSLOG.CONF
The /etc/syslog.conf file The /etc/syslog.conf file configures the level of information that the storage system records. It specifies the subsystem from which the message originated,… Read More »SYSLOG.CONF
Linux
Linux udev rules|Doug Brown
have to admit: until recently, udev completely intimidated me. I needed udev rules for changing device permissions or creating symlinks with special names, but usually I had… Read More »Linux udev rules|Doug Brown
NFS server export table|Ubuntu
The file /etc/exports contains a table of local physical file systems on an NFS server that are accessible to NFS clients. The contents of the file are… Read More »NFS server export table|Ubuntu
A sysadmin’s guide to network interface configuration |Opensource
In the first article of this series, Get started with NetworkManager on Linux, I looked at what NetworkManager does and some of the tools it provides for… Read More »A sysadmin’s guide to network interface configuration |Opensource
Comprehensive Guide to Linux Server Auditing with auditctl|Wafatech
In today’s world of increasing security threats and regulatory requirements, auditing your Linux servers has become a necessity. Auditing helps ensure that unexpected changes aren’t… Read More »Comprehensive Guide to Linux Server Auditing with auditctl|Wafatech
The Definitive Guide to mdraid, mdadm, and Linux Software RAID|Medium
What Is mdraid? Core Concepts mdraid (often shortened to MD RAID or simply md) is the Linux kernel’s built‑in software RAID framework. It aggregates multiple block devices (drives, partitions,… Read More »The Definitive Guide to mdraid, mdadm, and Linux Software RAID|Medium
Error Another app is currently holding the yum lock|Medium
Update: Alternatively, the process can additionally be blocked. If the previous method failed to kill the process or “zombie”- process still remained in the system,… Read More »Error Another app is currently holding the yum lock|Medium
Running OpenSCAP Compliance Checks on Oracle Linux
Oracle Linux 7 Post:https://forums.oracle.com/ords/apexds/post/running-openscap-compliance-checks-on-oracle-linux-9607 Oracle linux 8 Install OpenSCAP software Available PackagesThe following SCAP packages are available: dnf install openscap openscap-utils scap-security-guide Running a Scan… Read More »Running OpenSCAP Compliance Checks on Oracle Linux
mongodb-org-server depends on libssl1.1 (>= 1.1.1); however: Package libssl1.1 is not installed. #25441
1 – Download libssl1.1_1.1.1f-1ubuntu2_amd64.deb from official repository: wget http://archive.ubuntu.com/ubuntu/pool/main/o/openssl/libssl1.1_1.1.1f-1ubuntu2_amd64.deb 2 – Install it: sudo dpkg -i libssl1.1_1.1.1f-1ubuntu2_amd64.deb 3 – Proceed with the installation of MongoDB: sudo… Read More »mongodb-org-server depends on libssl1.1 (>= 1.1.1); however: Package libssl1.1 is not installed. #25441
CMDref
cmdref.net is command references/cheat sheets/examples for system engineers by Takaaki Kurihara H3C Commands Basic Configuration > display current-configuration> screen-length disable> tftp xx.xx.xx.xx put flash:/config.cfg filename… Read More »CMDref