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Re: Shared buffers increased but cache hit ratio is still 85%

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Subject: Re: Shared buffers increased but cache hit ratio is still 85%
From: Adrien NAYRAT <adrien.nayrat@xxxxxxxxxxxx>
Date: Thu, 19 Jul 2018 09:35:19 +0200
In-reply-to: <CAApBw37fKf42KjQbt3cQfj7V4gx7LPAdLOMsLCRP__2TRRhvVg@mail.gmail.com>
References: <CAApBw37fKf42KjQbt3cQfj7V4gx7LPAdLOMsLCRP__2TRRhvVg@mail.gmail.com>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1

On 07/18/2018 10:26 AM, Hans Schou wrote:

Am I doing something wrong or should some history be cleared?

Hi,

FIY, check_pgactivity save the diff between each call to compute thereal hit ratio : https://github.com/OPMDG/check_pgactivity


Regards,

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