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Thanks Scott. Do you mean the file cache will be counted in postgres checkpointer memory usage?
The htop RES is
171GB, do you mean most of the memory are used by file cache, and counted as htop RES size?
thanks
James
From: Scott Ribe <scott_ribe@xxxxxxxxxxxxxxxx>
Sent: Monday, April 20, 2020 14:25 To: jian xu <jamesxu@xxxxxxxxxxx> Cc: Laurenz Albe <laurenz.albe@xxxxxxxxxxx>; pgsql-admin@xxxxxxxxxxxxxx <pgsql-admin@xxxxxxxxxxxxxx> Subject: Re: checkpoint process use too much memory > On Apr 20, 2020, at 11:52 AM, jian xu <jamesxu@xxxxxxxxxxx> wrote:
> > the free memory size was very low Remember that the OS will fill memory with file cache until something else needs it. |
