Thank you all for your feedback. Request postponed to the next release. We will compare available solutions.
On Mon, Nov 24, 2014 at 2:36 PM, Vladimir Kuklin <[email protected]> wrote: > guys, there is already pxz utility in ubuntu repos. let's test it > > On Mon, Nov 24, 2014 at 2:32 PM, Bartłomiej Piotrowski < > [email protected]> wrote: > >> On 24 Nov 2014, at 12:25, Matthew Mosesohn <[email protected]> >> wrote: >> > I did this exercise over many iterations during Docker container >> > packing and found that as long as the data is under 1gb, it's going to >> > compress really well with xz. Over 1gb and lrzip looks more attractive >> > (but only on high memory systems). In reality, we're looking at log >> > footprints from OpenStack environments on the order of 500mb to 2gb. >> > >> > xz is very slow on single-core systems with 1.5gb of memory, but it's >> > quite a bit faster if you run it on a more powerful system. I've found >> > level 4 compression to be the best compromise that works well enough >> > that it's still far better than gzip. If increasing compression time >> > by 3-5x is too much for you guys, why not just go to bzip? You'll >> > still improve compression but be able to cut back on time. >> > >> > Best Regards, >> > Matthew Mosesohn >> >> Alpha release of xz supports multithreading via -T (or —threads) >> parameter. >> We could also use pbzip2 instead of regular bzip to cut some time on >> multi-core >> systems. >> >> Regards, >> Bartłomiej Piotrowski >> _______________________________________________ >> OpenStack-dev mailing list >> [email protected] >> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev >> > > > > -- > Yours Faithfully, > Vladimir Kuklin, > Fuel Library Tech Lead, > Mirantis, Inc. > +7 (495) 640-49-04 > +7 (926) 702-39-68 > Skype kuklinvv > 45bk3, Vorontsovskaya Str. > Moscow, Russia, > www.mirantis.com <http://www.mirantis.ru/> > www.mirantis.ru > [email protected] > > _______________________________________________ > OpenStack-dev mailing list > [email protected] > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > >
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