Re: [HACKERS] Optional message to user when terminating/cancelling backend

Daniel Gustafsson <daniel@yesql.se>

From: Daniel Gustafsson <daniel@yesql.se>

To: Pavel Stehule <pavel.stehule@gmail.com>

Cc: Andres Freund <andres@anarazel.de>, Onder Kalaci <onder@citusdata.com>, PostgreSQL mailing lists <pgsql-hackers@postgresql.org>

Date: 2018-07-24T20:45:33Z

Lists: pgsql-hackers

Attachments

0001-Refactor-backend-signalling-code-v13.patch (application/octet-stream) patch v13-0001
0002-Support-optional-message-in-backend-cancel-terminate-v13.patch (application/octet-stream) patch v13-0002

> On 6 Jul 2018, at 14:12, Pavel Stehule <pavel.stehule@gmail.com> wrote:

> I am testing last patch and looks so truncating message and appending "..." doesn't work.

Thanks for testing, and sorry about the late response.

> The slot->len hold trimmed length, not original length.

Fixed in the attached rebased patchset together with a few small touch-ups such
as fixed documentation.

cheers ./daniel

Commits

Refactor user-facing SQL functions signalling backends
- 09921f397b84 12.0 landed
Introduce 64-bit hash functions with a 64-bit seed.
- 81c5e46c490e 11.0 cited