Update #1: The maintenance is successfully completed. The corrupt message store has been re-initialized and transactions are processing as expected. The PDA Support team will continue to monitor the environment for any anomalies.

Topic: M-B Planned ESPDS PDA/NDE maintenance activities at the NSOF OPS site will cause data loss and/or processing Interruptions.

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Date/Time Issued: M-BJanuary 26, 2020 2138Z

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Product(s) or Data Impacted: All or some products being Ingested and/or Disseminated from the NSOF OPS site may be affected. Transactions caught in the corrupt message store will be lost.

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Date/Time of Initial Impact: M-B January 26, 2020 2045Z

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Date/Time of Expected End: M-B January 26, 2020 2145Z

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Length of Event: M-B 1 hour

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Details/Specifics of Change: M-B The PDA/NDE NSOF OPS environment will perform Break-Fix maintenance during the maintenance window above to mitigate corrupt message stores. Connections to and from outside providers will be intermittently impacted for 10 to 15 minutes during the maintenance. The corrupt message store will need to be deleted and replaced with an empty store. Any transactions in the message store at the time of deletion will be lost. The PDA team will assess the loss based on the message store capacity used when deleted. If processing or connectivity interruptions occur, hung connections may need to be reset and/or restarted.

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The PDA Support team will be monitoring the environment to quickly investigate and remediate anomalies that arise.

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Contact Information for Further M-BInformation: ESPC Operations at ESPCOperations@noaa.gov and 301-817-3880.

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

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