I`m sorry for a delay, was away from PC during weekend.
On 04/21/2019 02:06 AM, Peter Geoghegan wrote:
> On Sat, Apr 20, 2019 at 2:37 PM Peter Geoghegan <pg@bowt.ie> wrote:
>> Alternatively, you could dump the page image from within gdb. Go to
>> the frame for _bt_check_natts() (e.g., enter "f 1"), and then dump the
>> contents of the page to file:
> I was inspired to do a write-up on this for the Wiki:
>
>
https://wiki.postgresql.org/wiki/Getting_a_stack_trace_of_a_running_PostgreSQL_backend_on_Linux/BSD#Dumping_a_page_image_from_within_GDB
>
> Seems like a good idea to centralize knowledge of backend
> instrumentation that's useful for bug reports, even beyond GDB.
>
Wow, that` neat, thank you for a dump instruction!
Attached.
--
Grigory Smolkin
Postgres Professional: http://www.postgrespro.com
The Russian Postgres Company