* Re: [gentoo-user] How can I control size of /run (tmpfs)?
@ 2012-05-26 20:33 99% ` Michael Mol
0 siblings, 0 replies; 1+ results
From: Michael Mol @ 2012-05-26 20:33 UTC (permalink / raw
To: gentoo-user
On Sat, May 26, 2012 at 8:08 PM, Jarry <mr.jarry@gmail.com> wrote:
> On 26-May-12 22:01, Dale wrote:
>
>> Jarry wrote:
>>>
>>>
>>> after updating baselayout from 2.0.3 to 2.1-r1 /run is mounted
>>> as tmpfs. But I can not find any mount-option for controlling
>>> how much memory is (or could be) used for it.
>>>
>>> Filesystem 1K-blocks Used Available Use% Mounted on
>>> tmpfs 8223848 224 8223624 1% /run
>>>
>>> I know it does not use 8GB right now, yet I'd like to reduce
>>> it to some lower value, not half of my physical memory.
>>> How can I do it? Can I simply add line in fstab like:
>>>
>>> none /run tmpfs size=128m 0 0 ???
>>>
>>> Jarry
>>
>>
>> Holy smoke ! Mine is doing the same thing.
>> tmpfs 7.9G 260K 7.9G 1% /run
>>
>> But I also have this:
>> tmpfs 7.9G 0 7.9G 0% /var/tmp/portage
>>
>> So, between those two, I could run out of ram since I have 16Gbs.
>>
>> There is now TWO people that needs a answer to this question. Why does
>> it need that much anyway? It looks to me like a few hundred Mbs, like
>> Jarry posted, would be plenty. Jeepers creepers. lol
>>
>> Dale
>
>
> I suppose default size for tmpfs is half of physical memory,
> if it is not configured somewhere else.
>
> BTW, is there any way to turn this great feature off?
> What is it good for? I do not see any advantage in having
> /run on tmpfs...
If /var/run is described in /etc/fstab, then you can use mount options
to control the maximum size of the tmpfs.
http://www.kernel.org/doc/Documentation/filesystems/tmpfs.txt
--
:wq
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2012-05-26 19:46 [gentoo-user] How can I control size of /run (tmpfs)? Jarry
2012-05-26 20:01 ` Dale
2012-05-26 20:08 ` Jarry
2012-05-26 20:33 99% ` Michael Mol
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