Topic: PDA Problem

Date/Time Issued: February 19, 2019 1750Z

Product(s) or Data Impacted: All ESPC products from the Product Distribution and Access (PDA) system.

Date/Time of Initial Impact: February 17, 2019 0005Z

Date/Time of Expected End: February 19, 2019 1152Z

Length of Event: 59 hours, 47 minutes

Details/Specifics of Change: The ESPC PDA system incurred an intermittent performance anomaly affecting the processing of data. During the impact window processing slowed several times with delays in data availability and delivery. No data loss has been detected. The ESPC technical team has identified an issue with the internal messaging service, corrected the issue, and processing has returned to normal.

Contact Information for Further Information: ESPC Operations at and 301-817-3880.

Web Site(s) for applicable information: N/A

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