Re: PostgreSQL and sql-bench - Mailing list pgsql-performance

From Tom Lane
Subject Re: PostgreSQL and sql-bench
Date
Msg-id 829.1158851565@sss.pgh.pa.us
Whole thread Raw
In response to PostgreSQL and sql-bench  (yoav x <yoav112003@yahoo.com>)
Responses Re: PostgreSQL and sql-bench  ("Jim C. Nasby" <jim@nasby.net>)
Re: PostgreSQL and sql-bench  (yoav x <yoav112003@yahoo.com>)
List pgsql-performance
yoav x <yoav112003@yahoo.com> writes:
> I've applied the following parameters to postgres.conf:

> max_connections = 500
> shared_buffers = 3000
> work_mem = 100000
> effective_cache_size = 3000000000

Please see my earlier reply --- you ignored at least
checkpoint_segments, which is critical, and perhaps other things.

Don't forget also that testing mysql/myisam against fsync = on
is inherently unfair.

            regards, tom lane

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