Re: Best way to use zram in Fedora 21?

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On Fri, Nov 28, 2014 at 01:21:26AM +0100, Zbigniew Jędrzejewski-Szmek wrote:
> On Thu, Nov 27, 2014 at 04:42:36PM +0100, Juan Orti wrote:
> > El 2014-11-27 14:48, Reindl Harald escribió:
> > >Am 27.11.2014 um 14:25 schrieb Juan Orti:
> > >>Reindl, I'm of the opinion you should upload your scripts to some git
> > >>repository and package them to be part of the distribution. I can
> > >>co-maintain if you wish
> > >
> > >feel free to package it!
> > >
> > >that's why i attached it as i saw the topic
> > >i am not a active packager on the Fedora infrastrcuture
> > 
> > Ok, I've uploaded the scripts to GitHub and submitted a review request:
> > 
> > https://github.com/jorti/zram-swap
> > https://bugzilla.redhat.com/show_bug.cgi?id=1168692
> I have a question about the code: why are multiple swap devices needed?
> /sys/block/zram0/max_comp_streams can be set to whatever number is
> wanted. While it might be useful to have additional zram devices
> for different purposes, I don't think more than one zram swap is
> useful. If you only have one device, then reloading the module is
> no longer necessary to change the parameters, since everything
> else seems to be configurable through sysfs.
And another question (sorry, I never used compressed swap before):
why not zswap? It seems to be a better fit for the desktop/server
environments that Fedora is used for. IIUC, zswap is better because
it overflows automatically into the backing swap device.

Zbyszek
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