[lxc-users] Unix Sockets communications between containers

CDR venefax at gmail.com
Wed Nov 12 12:15:37 UTC 2014


I tested Tokudb long ago but strange enough you cannot have huge-pages
enabled in the server. My servers have a minimum of 500 G of RAM, so the
idea is a no-go. All virtualization technologies benefit from huge-pages. I
donĀ“t know if the Tokudb developers live in a parallel universe.

On Tue, Nov 11, 2014 at 10:29 PM, Fajar A. Nugraha <list at fajar.net> wrote:

> On Wed, Nov 12, 2014 at 9:27 AM, CDR <venefax at gmail.com> wrote:
> >
> > That is how we do business now, over TCP. By the way, I downloaded a new
> derivative of Mysql, http://paralleluniverse-inc.com/, and it seems, in
> my tests, several times faster than any other version, at least for this
> query
> > select count(*) from table; where table has 550 million records. I have
> the exact same table on Mariadb and regular mysql, and it takes around 10
> times longer to get the result, on the same vmware datastore. Do I have to
> think that this results are not real and I am perhaps doing something
> wrong? If anybody can test this free technology, I would be grateful. They
> claim to work in parallel.
> >
>
>
> Your question would be more appropriate on mysql list.
>
> However here's some comments from me:
> - select count(*) is NOT a suitable query for performance measurement.
> Short version: some storage engines cheat, they don't exactly do the
> count, only returns the estimate.
> - if you read
> http://www.paralleluniverse-inc.com/parallel_universe_5.5-3.1_usage_guide.txt
> , you'll see that only certain kinds of queries will benefit from
> their tech, and even then you must explicitly set some variables
> - for generic use on a single server, I currently use tokudb (on some
> server) and mariadb with tokudb engine (on some others). I'm happy
> with the results so far
>
> --
> Fajar
> _______________________________________________
> lxc-users mailing list
> lxc-users at lists.linuxcontainers.org
> http://lists.linuxcontainers.org/listinfo/lxc-users
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.linuxcontainers.org/pipermail/lxc-users/attachments/20141112/4eca9f75/attachment.html>


More information about the lxc-users mailing list