installer swap computation
Chris Murphy
lists at colorremedies.com
Tue Dec 3 09:11:57 UTC 2013
On Dec 3, 2013, at 1:32 AM, Chris Murphy <lists at colorremedies.com> wrote:
> https://git.fedorahosted.org/cgit/blivet.git/tree/blivet/devicelibs/swap.py
>
> elif 8192 <= mem < 65536:
> swap = mem / 2
> else:
> swap = 4096
> if hibernation:
> if mem <= 65536:
> swap = mem + swap
>
> I interpret this to mean suggest swap would always be greater than RAM for a laptop (that of course has less than 64GB RAM). Yet on a laptop with 8GB RAM, swap is a sweak under 8GB. And on a laptop with 4GB RAM, swap is also just a squeak less than 4GB. Expected?
https://bugzilla.redhat.com/show_bug.cgi?id=1037472
>
> Another issue is that in both a VM, and on baremetal, I'm getting this message in storage.log:
>
> Baremetal has 4GB RAM:
> 14:06:22,177 INFO blivet: Suggested swap size (3984 M) exceeds 10 % of disk space, using 10 % of disk space (0 M) instead.
>
> VM has 1536MB RAM:
> 07:12:40,691 INFO blivet: Suggested swap size (3104 M) exceeds 10 % of disk space, using 10 % of disk space (0 M) instead.
>
> Yet suggested swap size is what's used for the swap partition, not 0MB. Either it's a bug, or I'm confused.
https://bugzilla.redhat.com/show_bug.cgi?id=1037458
Chris Murphy
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