OT: cached memory
danletkeman at gmail.com
Wed Jun 13 22:02:13 UTC 2012
I understand the concept, as I have read many documents like that. I
am more interested in a real world example of how much free memory for
caching is recommended for an average server.
On Wed, Jun 13, 2012 at 1:00 PM, Mike Hoskins <michoski at cisco.com> wrote:
> this is a common source of confusion and more of a linuxism...it will fill
> all available memory with cache, and reclaim as needed. you can adjust it
> somewhat with various sysctls.
> -----Original Message-----
> From: Dan Letkeman <danletkeman at gmail.com>
> Date: Wednesday, June 13, 2012 10:50 AM
> To: bind-users <bind-users at lists.isc.org>
> Subject: OT: cached memory
>>Just wondering if anyone has a real world example of how much cached
>>memory a server really needs?
>>If I run the command "free -m" it shows that it is using all of the
>>memory on the server and most of it is cached. I understand the
>>concept and the reasoning, but what I would like to know is how much
>>is a reasonable amount to have? I am assuming that if I gave this
>>server 10 times the amount it would eventually cache that as well.
>> total used free shared buffers
>>Mem: 3017 2961 56 0 158 2434
>>-/+ buffers/cache: 368 2649
>>Swap: 5023 0 5023
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