Re: Performance of Query 4 on TPC-DS Benchmark

From: Ba Jinsheng <bajinsheng(at)u(dot)nus(dot)edu>
To: Thomas Munro <thomas(dot)munro(at)gmail(dot)com>
Cc: "pgsql-performance(at)lists(dot)postgresql(dot)org" <pgsql-performance(at)lists(dot)postgresql(dot)org>
Subject: Re: Performance of Query 4 on TPC-DS Benchmark
Date: 2024-11-11 10:51:16
Message-ID: SEZPR06MB649467407B292F9979DFD6788A582@SEZPR06MB6494.apcprd06.prod.outlook.com
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>> The default configurations of PostgreSQL incur the error: "ERROR: could not resize shared memory segment "/PostgreSQL.3539600020" to 2097152 bytes: No space left on device"

>No comment on your optimiser experiments for now, but for this error:
>it reminds me of a low/default --shm-size limit from Docker, or other
>similar container stuff?

Aha, you are right. The error disappears if running PostgreSQL out of docker container.
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