| From: | Shaun Thomas <sthomas(at)optionshouse(dot)com> |
|---|---|
| To: | Claudio Freire <klaussfreire(at)gmail(dot)com> |
| Cc: | "pgsql-performance(at)postgresql(dot)org" <pgsql-performance(at)postgresql(dot)org> |
| Subject: | Re: Tons of free RAM. Can't make it go away. |
| Date: | 2012-10-22 17:49:49 |
| Message-ID: | 5085873D.60400@optionshouse.com |
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| Lists: | pgsql-performance |
On 10/22/2012 12:44 PM, Claudio Freire wrote:
> Maybe there's just nothing to put inside?
> How big is your database? How much of it gets accessed?
Trust me, there's plenty. We have a DB that's 6x larger than RAM that's
currently experiencing 6000TPS, and according to iostat, anywhere from
20-60% disk utilization that's mostly reads.
It's pretty aggressively keeping that 14GB free, and it's driving me
nuts. :)
--
Shaun Thomas
OptionsHouse | 141 W. Jackson Blvd. | Suite 500 | Chicago IL, 60604
312-444-8534
sthomas(at)optionshouse(dot)com
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