Best way to use zram in Fedora 21?

Juan Orti juan.orti at miceliux.com
Thu Nov 27 13:25:58 UTC 2014


El 2014-11-27 11:24, Reindl Harald escribió:
> Am 27.11.2014 um 11:15 schrieb Vratislav Podzimek:
>> On Wed, 2014-11-26 at 16:27 -0500, Corey Sheldon wrote:
>>> Juan no need    inst.zram=on on install   on first boot   modprobe
>>> zram ;  systemctl start zram    voila   I use the default one in f21b
>>> no issues
>> For now. But the anaconda's zram.service is tailored to provide zram
>> swap for the installation process. Future changes in it may make it
>> unusable for general purpose usage on an installed system.
>> 
>> So packaging something general-purpose it definitely the right way to
>> go. Reindl's scripts look good to me, I'd just suggest adding a
>> configuration option for setting the maximum RAM for the zram swap 
>> being
>> created. It doesn't make much sense to use it on systems with e.g. 32
>> GiB of RAM. That's by the way one of the tweaks the anaconda's version
>> of the scripts+service has (hardcoded, though)
> 
> "my script" supports a "percent of total RAM config" which i don't
> ship with the RPM because it's meant for internal usage (it's BTW a
> result of Google around after face the zram module with new kernels,
> took existing snippets from several sources, made them easier, fixed
> some bugs and introduced the systemd-unit)
> 
> [root at mail-gw:~]$ cat /etc/sysconfig/zram
> FACTOR=15
> sion.html

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.

-- 
Juan Orti
https://miceliux.com


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