https://lists.wikimedia.org/hyperkitty/list/toolserver-announce@lists.wikimedia.org/thread/4QPIFEZRC7VDFPYIT2V25RF2AWVJHXL7/
Unplanned downtime, 2009-02-01 - Toolserver-announce - lists.wikimedia.org
unplanned downtimetoolserverannouncelistswikimedia
https://docs.oracle.com/en/database/oracle/oracle-database/19/haovw/ha-unplanned-downtime.html
Oracle Database High Availability Solutions for Unplanned Downtime
Oracle Database offers an integrated suite of high availability solutions that increase availability.
database high availabilitysolutions fororacleunplanneddowntime
https://qmetrysupport.atlassian.net/wiki/spaces/QTMJ/pages/1254621201/Unplanned+Downtime+QMetry+Test+Management+for+Jira+v3.2+app+is+Not+Accessible+18+Mar+2020
Unplanned Downtime : QMetry Test Management for Jira v3.2 app is Not Accessible, 18 Mar 2020 - QTM...
https://docs.oracle.com/en/database/oracle/oracle-database/21/haovw/ha-unplanned-downtime.html
Oracle Database High Availability Solutions for Unplanned Downtime
Oracle Database offers an integrated suite of high availability solutions that increase availability.
database high availabilitysolutions fororacleunplanneddowntime