Comment by silvestrov
12 hours ago
In Danish: https://danskebank.com/da/news-og-insights/nyhedsarkiv/press...
or translated: https://danskebank-com.translate.goog/da/news-og-insights/ny...
TLDR: power supply failed completely and DB2 failed running recovery operations due to multiple old/existing software bugs.
Thanks for hunting it down.