cl-wal is a simple write ahead log library implemented in Common Lisp. Write ahead log writes entries first to a journal and then to master stream.
SolarWinds® Log & Event Manager (LEM) delivers comprehensive Security Information and Event Management (SIEM) capabilities in a highly affordable, easy-to-use, and quick-to-deploy virtual appliance. LEM provides the visibility, security, and control that IT professionals need to alert on and respond to security threats, and assist in meeting the regulatory compliance guidelines of HIPAA, PCI DSS, SOX, and more. Try it FREE for 30 days!