Re: effective_io_concurrency on EBS/gp2

From: Vitaliy Garnashevich <vgarnashevich(at)gmail(dot)com>
To: Rick Otten <rottenwindfish(at)gmail(dot)com>
Cc: Claudio Freire <klaussfreire(at)gmail(dot)com>, hzzhangjiazhi <hzzhangjiazhi(at)corp(dot)netease(dot)com>, Gary Doades <gpd(at)gpdnet(dot)co(dot)uk>, "pgsql-performance(at)lists(dot)postgresql(dot)org" <pgsql-performance(at)lists(dot)postgresql(dot)org>
Subject: Re: effective_io_concurrency on EBS/gp2
Date: 2018-02-23 15:35:06
Message-ID: c52b935b-2bea-67cc-c63e-6cfbfdd128be@gmail.com
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> I noticed that the recent round of tests being discussed never
> mentioned the file system used.  Was it XFS?  Does changing the
> agcount change the behaviour?

It was ext4.

Regards,
Vitaliy

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