Horton

Re: pgbench - add pseudo-random permutation function

Tomas Vondra <tomas.vondra@2ndquadrant.com>

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From: Tomas Vondra <tomas.vondra@2ndquadrant.com>
To: Fabien COELHO <coelho@cri.ensmp.fr>
Cc: Thomas Munro <thomas.munro@gmail.com>, Hironobu SUZUKI <hironobu@interdb.jp>, PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>, David Steele <david@pgmasters.net>
Date: 2020-01-04T22:11:15Z
Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

  1. pgbench: Function to generate random permutations.

  2. Add basic support for using the POPCNT and SSE4.2s LZCNT opcodes

  3. Further improve code for probing the availability of ARM CRC instructions.

Hi,

This patch was marked as RFC on 2019-03-30, but since then there have
been a couple more issues pointed out in a review by Thomas Munro, and
it went through 2019-09 and 2019-11 without any attention. Is the RFC
status still appropriate?


regards

-- 
Tomas Vondra                  http://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services