NOTICE DATE:  March 7, 2012
NOTICE TYPE:  M-B030612-02 FINAL - Outage – Retail/Wholesale
SHORT DESCRIPTION:  Web Services outage on March 6, 2012
INTENDED AUDIENCE:  All Market Participants
DAY AFFECTED:  March 6, 2012 from 11:16 to 12:09
LONG DESCRIPTION:  On March 6, 2012, from 10:35 to 11:16, web services became partially unavailable, and market participants using these services saw a degraded response to market submissions and data retrievals. At 11:16, web services became completely unresponsive, preventing submissions and data retrievals. At 12:09, web services were restored, and are fully functional.
ADDITIONAL INFORMATION:  A workaround is in place for the issue that impacted web services.  Root cause of the issue is still being investigated by ERCOT Commercial Operations and Development.
Additional details will be provided in the monthly ERCOT IT Incident Market Notice Summary.
CONTACT:  If you have any questions, please contact your ERCOT Account Manager. You may also call the general ERCOT Client Services phone number at (512) 248-3900 or contact ERCOT Client Services via e-mail at [log in to unmask]<mailto:[log in to unmask]>.
If you are receiving e-mail from an ERCOT distribution list that you no longer wish to receive, please follow this link in order to unsubscribe from this list: http://lists.ercot.com<http://lists.ercot.com/>.
JR/DH
304637
From: ERCOT Client Services
Sent: Tuesday, March 06, 2012 2:13 PM
To: [log in to unmask]; [log in to unmask]; [log in to unmask]; [log in to unmask]
Cc: [log in to unmask]; [log in to unmask]; [log in to unmask]; 1 ERCOT Client Service Reps
Subject: M-B030612-01 Outage – Retail/Wholesale

NOTICE DATE:  March 6, 2012
NOTICE TYPE:  M-B030612-01 Outage – Retail/Wholesale
INTENDED AUDIENCE:  All Market Participants
DAY AFFECTED:  March 6, 2012 from 11:16 to 12:09
DESCRIPTION: Between 10:35 and 11:16, web services became partially unavailable, and market participants using these services saw a degraded response to market submissions and data retrievals.  At 11:16, web services became completely unresponsive, preventing submissions and data retrievals.
Day Ahead Market (DAM) was manually closed at 11:45.
At 12:09, web services were restored, and are fully functional.
ERCOT is currently researching the root cause.
CONTACT:  If you have any questions, please contact your ERCOT Account Manager. You may also call the general ERCOT Client Services phone number at (512) 248-3900 or contact ERCOT Client Services via e-mail at [log in to unmask]<mailto:[log in to unmask]>.
If you are receiving e-mail from an ERCOT distribution list that you no longer wish to receive, please follow this link in order to unsubscribe from this list: http://lists.ercot.com<http://lists.ercot.com/>.
JR
304637