| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Peter Geoghegan <pg(at)bowt(dot)ie> |
| Cc: | Avinash Kumar <avinash(dot)vallarapu(at)gmail(dot)com>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com>, PostgreSQL Developers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Postgres crashes at memcopy() after upgrade to PG 13. |
| Date: | 2021-03-16 18:08:11 |
| Message-ID: | 3377078.1615918091@sss.pgh.pa.us |
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| Lists: | pgsql-general pgsql-hackers |
Peter Geoghegan <pg(at)bowt(dot)ie> writes:
> ... It's hard to believe that the problem is
> squarely with _bt_swap_posting().
IIUC, the problem is seen on a replica server but not the primary?
In that case, my thoughts would run towards a bug in WAL log creation
or replay, causing the index contents to be different/wrong on the
replica.
regards, tom lane
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