AHE Overview
continued
Service Levels
| Operations support * On-site operations support and data control is available during normal business hours |
| System monitoring and notification * Using Tivoli management tools and the Attention Server, AHE staff is notified of any problems experienced by AHE servers. This allows for quick response to any problems that may impact availability. AHE servers are monitored 24 hours a day |
| System availability during scheduled hours of operation will be maintained at no less than 99.9%. This availability applies to all causes determined to be within the scope of AHE support. Every effort will be made to minimize scheduled interruptions of service. |
| Provide 24x7 monitoring of servers. |
| Provide 24x7 notifications of server failures with a minimum 2 hour response time. |
| Provide 24x7 on-call system support. |
Current Configuration Details
EITS AHE Configuration:
There are currently 282 physical servers managed within the EITS AHE:
- 55 Physical Unix (AIX, Solaris, Linux) operating systems Servers; 22 Virtual Unix Servers
- 226 Physical Windows 2003 Servers; 106 Virtual Windows Servers
- 1 is z/OS and z/Linux
The total 410 servers host 571 applications; including: iManage, DOEInfo, ATAAPS (front end), eDOCS, ENS.
AHE Monitoring tools include NetView, Hobbit, SUS, MOM, Tivoli and BigFix. AHE complies with NIST standards (853) regarding cyber
security standards needed to receive certification and accreditation (C&A). The AHE, has several layers of the standards that are already
addressed and included such as: network, operating system, system tool sets, STIGs, common controls, etc.
Current Measures
Total prime time hours were 189 hrs.
MIS/AOSS total prime time was 100%
Total monthly regular hours were 744 hrs.
Total monthly hours computer system was up 742 hrs.
MIS/MVS total up time was 99.7%
AOSS total up time was 99.7%
Application Hosting Hierarchy
| Application Management |
Service |
| Data Management |
Hosting |
| Server Management |
| Systems Management |
| Application Housing |
Housing |
The above graphic illustrates the relationship between different AHE service elements. The Application Housing Environment supports systems, which are comprised of Servers, which house Data, which support Applications.
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