Horton

Time to up bgwriter_lru_maxpages?

Jim Nasby <jim.nasby@bluetreble.com>

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From: Jim Nasby <Jim.Nasby@BlueTreble.com>
To: Pg Hackers <pgsql-hackers@postgresql.org>
Date: 2016-11-28T19:40:53Z
Lists: pgsql-hackers 
With current limits, the most bgwriter can do (with 8k pages) is 1000 
pages * 100 times/sec = 780MB/s. It's not hard to exceed that with 
modern hardware. Should we increase the limit on bgwriter_lru_maxpages?
-- 
Jim Nasby, Data Architect, Blue Treble Consulting, Austin TX
Experts in Analytics, Data Architecture and PostgreSQL
Data in Trouble? Get it in Treble! http://BlueTreble.com
855-TREBLE2 (855-873-2532)

Commits

  1. Increase upper bound for bgwriter_lru_maxpages.