Archive for August, 2016

AWS CloudWatch – Defining Custom Metric

Posted by:

Amazon CloudWatch is a web service that provides real-time monitoring to Amazon’s EC2 customers on their resource utilization such as CPU, hard disk and network. CloudWatch does not provide any memory, disk space, or load average metrics without running additional software on the instance. Amazon provides example scripts for Linux instances. The data is aggregated and provided through AWS management console. It can also be accessed through command line tools and Web APIs, if the customer desires to monitor their …

Continue Reading →
0

Host-Based Intrusion Detection System (HIDS)

Posted by:

Web server security is one of the most crucial issues faced by SysAdmins and DevOps. Servers are targeted using techniques such as cross-site scripting (XSS) and SQL injection. Having a WAF (Web Application Firewall) helps in mitigating most of the commonly known attacks, but it is still not enough to keep track of any authorized and unauthorized activity in the system.
This is where Host Based Intrusion Detection System (HIDS) is required. HIDS is a system that monitors and analyzes …

Continue Reading →
0

Hard Disk Error Detection using S.M.A.R.T

Posted by:

Problem24/7 Network Engineers faced a hard disk problem while building RAID array for one of their servers. One of the disks had a few bad sectors that caused a crash during Raid build. ‘n’ numbers of hard disk plugin had to be called ‘n’ number of times.
24/7 Network Engineers faced a hard disk problem while building RAID array for one of their servers. One of the disks had a few bad sectors that caused a crash during Raid build. …

Continue Reading →
0

# #