[Ksummit-2012-discuss] [ATTEND] Memory management

Balbir Singh bsingharora at gmail.com
Wed Jun 20 03:51:49 UTC 2012

On Tue, Jun 19, 2012 at 10:46 PM, Johannes Weiner <hannes at cmpxchg.org> wrote:
> Hello,
> I would like to attend KS2012.
> These days I'm focussed on memory cgroups (performance optimization
> and better integration into the rest of the VM) and page reclaim (in
> memcgs, in the presence of dirty pages, and better adapting to changes
> in the page cache working set and protection of existing cache).

> I would like to discuss if there is interest in a framework for
> benchmark result comparison.  Everyone seems to have their own
> (ad-hoc) benchmark suites with custom invocation, evaluation, and
> comparison scripts.  To make both test and evaluation recipes easily
> exchangable, I hacked together some tools that take job spec files
> describing workload and data gathering, and evaluation spec files
> describing how to extract and present items from the collected data,
> to compare separate collection runs (kernel versions) at the push of a
> button.  It also has individual tools that can be stuck together in
> shell pipes to quickly explore, plot etc. a set of data.  It's not
> meant to replace existing suites, but rather to wrap them in job and
> evaluation recipes that are easy to modify, extend, and share.  Maybe
> this can be a foundation for building a common benchmark suite that
> can be transferred and set up quickly, and includes agreed upon
> performance/behaviour metrics so people can do regression testing
> without much effort?  Code for the daring is available here:
> http://git.cmpxchg.org/?p=statutils.git;a=summary

Sounds interesting... I think it would also be good to have memcg
users or performance experts (for customers, internal users) present
their challenges/wish list as well


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