On Tue, Sep 4, 2018 at 12:59 PM, R, Siva <sivasubr@amazon.com> wrote:
> We recently encountered an issue where the opaque data flags on a gin data
> leaf page was corrupted while replaying a gin insert WAL record. Upon
> further examination of the redo code, we found a bug in ginRedoRecompress
> code, which extracts the WAL information and updates the page.
I wonder how you managed to detect it in the first place. Were you
using something like wal_consistency_checking=all, with a custom
stress-test?
--
Peter Geoghegan