On Sat, May 26, 2012 at 8:08 PM, Jarry <mr.ja...@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
