Category: "Data Center Operations"

Disk drive died with NetDC, BREQ_FAST, and EVT_FAST requests

October 28th, 2003
October 28, 2003 During a computer upgrade at the NCEDC, the disk drive holding the current queue of NetDC, BREQ_FAST, and EVT_FAST request died. We restored the filesystem from backup tapes, but are unable to recover any unprocessed requests. If you… more »

NCEDC rebuilding mass store filesystem

April 23rd, 2003
April 23, 2003 The NCEDC is in the process of rebuilding the mass store file system. As a result, certain filesystems are unavailable at this time. The process will take place over the next few days. The NCEDC is a joint project of the University of… more »

Updated Web pages for the NCEDC

August 14th, 2002
October 14, 2002 The NCEDC revamped its Web pages this month, with the goal of making the data center easier to use! In addition to updating the look of the Web pages, we have provided new and addition information about the holdings of the data center… more »

Real-time earthquake information during USGS Internet cut-off

December 6th, 2001
Update on Dec. 9, 2001: The USGS Web sites are back! On Thursday, Dec. 6, 2001, the USGS was ordered to disconnect all external Internet connections by the Office of the Secretary of the Interior. The order includes email as well as popular Web pages.… more »

NCSN Byteorder problem resolved

October 20th, 1999
October 20, 1999 We have corrected the byte order problem that was detected earlier this year in a number of NCSN grm (waveform) files at the NCEDC. See the announcement: Byteorder problem detected in some NCSN waveform files for details. A few (~… more »

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