Your Storage system has reached almost to the end of support and you want to migrate to newer technologies. Area of concern here is downtime and data-loss.Of course you can do this using backup and restore methodology or using pvmove. However, smart way for performing storage migration using lvconvert. This method does not involve downtime also it guarantees 100% against data-loss.
This post will describes about how to setup Samba server for file sharing with windows server. Samba is a freeware open source software suite that can be used for file sharing and print services. Using SMB protocol we can share files across with windows client.
This post describes How we can create FTP user with specific directory access. This enables us to restrict the user to only be able to do anything within that folder.
You are well aware of the fact that while installing linux operating system you need to enter lot of input like ip address, hostname, partition details, root password etc. And its gets bore when you need to perform this operation on number of hosts. Of course there is an option of vmware image for linux installation. But you can also do perform automated kickstart linux installation. Hence I am writing this article about performing automated kickstart linux installation with minimal requirements.
Some times it’s become necessary to find current boot disk path in Linux. The Boot disk path linux can be used for troubleshooting purpose in case any issues. This Boot partition or path contains the GRUB configuration which is bootloader in Linux.
You might be using famous putty tool for connecting to your server via ssh or telnet. However there is one more way , with which you can connect via Browser. Yes you heard it right you can connect server using Chrome web browser. No need of putty tool always. By using chrome extension Secure Shell you can connect server using Chrome web browser.
How do you experience when something goes wrong on your system. You look at the system logs, of course! In all seriousness, understanding system logging is important so that you can troubleshoot when something went wrong. In Linux system we have syslog which captures every activity occurring on the system. Generally they are stored on the local system at location “/var/log/messages” but we can configure centralized syslog server where we can dump all the logs centrally to monitor all the logs in one go.
We can able restrict Disk space once we enable disk quota which alerts a sysadmin before a user takes too much disk space or a partition becomes full.Quotas can only be created for partitions.Quota is of two types, user and group.
Security-Enhanced Linux (SELinux) is a Linux feature that provides the mechanism for supporting access control security policies.But SELinux can sometimes get in your way. In that case you need to turn off-disable SELINUX. However before you turn off-disable SELINUX make sure you have a valid reason ,why you are doing it.
With RHEL 7 RedHat has made significant changes the way Linux used to work. Here we are discussing New features in RHEL 7.