Tweaking app.config and vm.args for best performance

Guido Medina guido.medina at temetra.com
Wed Jul 24 11:47:37 EDT 2013


For more configuration options (including TCP_NODELAY) go to:

http://docs.basho.com/riak/latest/ops/advanced/configs/configuration-files/

Guido.

On 24/07/13 16:02, Dave Brady wrote:
> Hi rsb,
>
> In app.config:
>
>   {riak_api, [
>     %% Set TCP_NODELAY
> {disable_pb_nagle, true}
>   ]},
>
>   {riak_core, [
>     %% Set TCP_NODELAY
>     {disable_http_nagle, true}
>   ]},
>
>
> --
> Dave Brady
>
> ----- Original Message -----
> From: "Guido Medina" <guido.medina at temetra.com>
> To: "riak-users" <riak-users at lists.basho.com>
> Sent: Wednesday, July 24, 2013 12:29:06 PM GMT +01:00 Amsterdam / 
> Berlin / Bern / Rome / Stockholm / Vienna
> Subject: Re: Tweaking app.config and vm.args for best performance
>
> I'm not sure, I would suggest you to go through release notes, the 
> link I sent you is for the latest version which is 1.4, depending on 
> the version of Riak you want to use or required to use different 
> settings/tuning apply, go chronologically from 1st relevant version to 
> last and see what applies to you and what have changed:
>
> *Riak 1.2.1*: https://github.com/basho/riak/blob/1.2/RELEASE-NOTES.md
> *Riak 1.3.2:* https://github.com/basho/riak/blob/1.3/RELEASE-NOTES.md
> *Riak 1.4:* https://github.com/basho/riak/blob/1.4/RELEASE-NOTES.md
>
> The same applies for tuning doc, it is different per version, I guess 
> you already figured out how to locate each.
>
> HTH,
>
> Guido.
>
> On 24/07/13 11:16, rsb wrote:
>
>     Thanks Guido. While great advice, those tuning tips seems to cover a limited
>     amount of optimization mainly OS based. If also found the configuration
>     files doc's
>     (http://docs.basho.com/riak/1.2.0/references/Configuration-Files/) but I am
>     uncertain of which parameters should I be modifying and to which values.
>
>     One last question, given the size of data I am pushing into Riak (< 1kb per
>     record) it appears to be it would be a good idea to disable Nable's
>     Algorithm;
>       1) Are my thoughts correct?
>       2) I cant seem to find the [disable_pb_nagle] flag anywhere in the config
>     file, is that expected because I am supposed to add it?
>
>     Thanks again.
>
>
>
>     --
>     View this message in context:http://riak-users.197444.n3.nabble.com/Tweaking-app-config-and-vm-args-for-best-performance-tp4028510p4028515.html
>     Sent from the Riak Users mailing list archive at Nabble.com.
>
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