The NIH Data Center operates on a seven-day, 24-hour basis, although the availability of individual services varies. The availability may also vary on holidays and/or weekends depending on the workload, required system maintenance, and equipment reconfiguration. Normal daily service and planned service hours appear below.
Helix Systems, Unix, Windows, and zLinux Servers
z/OS Mainframe (Titan)
Batch Processing |
Monday-Saturday |
24 hours |
Sunday |
2:00 A.M. - midnight |
CICS |
Sunday-Friday |
7:00 A.M. - 8:00 P.M. |
Saturday |
8:00 A.M. - 8:00 P.M. |
DB2 |
Monday-Saturday |
2:00 A.M. - midnight |
Sunday |
4:00 A.M. - midnight |
IMS (Restricted Availability) |
Monday-Friday |
5:00 A.M. - 7:00 P.M. |
Saturday |
7:00 A.M. - 3:00 P.M. |
Model 204 |
Every day |
6:00 A.M. - 2:00 A.M.
|
Oracle Gateway * |
Every day |
24 hours |
* Due to nightly database systems maintenance, some services may be unavailable. |
|
|
Oracle Net (SQL*Net) * |
Every day |
24 hours |
* Due to nightly database systems maintenance, some services may be unavailable.
|
Output Distribution Services |
Monday-Friday |
24 hours |
Weekends |
24 hours |
TSO and Batch Services |
Monday-Saturday |
24 hours |
Sunday |
2:00 A.M. - midnight |
The Titan system has unattended service on Thanksgiving, Christmas, and New Year's Day.
Outages outside the normal schedule are announced five business days in advance, if possible. Go to the NIH IT Service Desk home page to view the current Hot News messages, including maintenance announcements. Refer to the IT Maintenance Calendar for regularly scheduled maintenance and outages.
Special arrangements for service beyond the announced schedule may be possible if needed by contacting the head of the Data Center Operations Branch through the NIH IT Service Desk.
NIH IT Service Desk
Monday-Friday (except holidays) |
6:00 A.M. - 6:00 P.M. (Eastern Time) |
Emergency after-hours support |
6:00 P.M. to 12 A.M. (midnight) |
Weekends and Holidays |
8:30 A.M. - 5:00 P.M. (limited emergency support) |
|
Other Offices
Monday-Friday |
8:30 A.M. - 5:00 P.M. |