How to check hard disk health on Linux using smartmontools

If there is something that you never want to happen on your Linux system, that is having hard drives die on you without any warning. Backups and storage technologies such as RAID can get you back on your feet in no time, but the cost associated with a sudden loss of a hardware device can […]Continue reading…The post How to check hard disk health on Linux using smartmontools appeared first on Xmodulo.Related FAQs:How to monitor power usage in Linux How to monitor system temperature on Linux How to install and configure Nagios on Linux What are useful CLI tools for Linux system admins How to create a software RAID-1 array with mdadm on Linux
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How to monitor and troubleshoot a Linux server using sysdig

What is the first thing that comes to mind when you need to track system calls made and received by a process? You’ll probably think of strace, and you are right. What tool would you use to monitor raw network traffic from the command line? If you thought about tcpdump, you made an excellent choice […]Continue reading…The post How to monitor and troubleshoot a Linux server using sysdig appeared first on Xmodulo.Related FAQs:How to configure Nagios for audio alerts and mobile notifications How to monitor common services with Nagios How to set up MailScanner, Clam Antivirus and SpamAssassin in CentOS mail server How to set up Nagios Remote Plugin Executor (NRPE) in Linux How to harden Apache web server with mod_security and mod_evasive on CentOS
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How to setup Single Sign On with OTP using simpleSAMLphp and privacyIDEA

How to setup Single Sign On with OTP using simpleSAMLphp and privacyIDEAThis howto will deal with Single Sign On to web pages. Maybe you know OpenID. Similar to Kerberos a “Ticket” is granted to the user to authenticate at other services using the ticket and not the credentials anymore. In this howto we will use SAML (Security Assertion Markup Language) which is more sophisticated than the simple OpenID. SAML can be used to setup trust relations between several entities. This is why it is used between companies and organizations, why online service are using it.
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