On Thu, 2013-08-15 at 08:59 -0400, Leonid Isaev wrote: > On Tue, 13 Aug 2013 18:43:29 +0200 > Ralf Mardorf <ralf.mardorf@xxxxxxxxxxxxx> wrote: > > > Hi :) > > > > when I try to build current linux-rt I get "No space left on device", > > resp. df shows "tmpfs 100% /tmp". > > > > What can I do? > > Add "tmpfs /tmp tmpfs nodev,nosuid,size=3G 0 0" > > to /etc/fstab? > > What should somebody do, assumed there are only 2 GB available by RAM? > > So, your /tmp is larger than RAM size? [rocketmouse@archlinux ~]$ df -h Filesystem Size Used Avail Use% Mounted on /dev/sda9 35G 24G 9.3G 72% / dev 1.8G 0 1.8G 0% /dev run 1.9G 1012K 1.9G 1% /run tmpfs 1.9G 0 1.9G 0% /dev/shm tmpfs 1.9G 0 1.9G 0% /sys/fs/cgroup tmpfs 3.0G 7.2M 3.0G 1% /tmp /dev/sdb12 48G 9.9G 35G 22% /home/music /dev/sda11 57G 23G 32G 43% /mnt/music [rocketmouse@archlinux ~]$ hwinfo --memory Memory Size: 3 GB + 512 MB Yes, the memory is < 4 GiB and /tmp does not have it's own mount point, IOW it's size is 9.3G. > If you were successfull building a kernel completely in RAM before, I'd say > quit all unnecessary applications like KDE, firefox, etc. to free up as much > memory as possible... This didn't help and usually I want to use the computer when building a kernel-rt. > Notice, though, that if /tmp is getting full and is about the same size as RAM, > the system will start swapping well before /tmp is filled, so you'll get no > performance gain from building in /tmp because effectively you'll be > compiling in the swap partition. That's what I expected instead of an error. So it would work, if I would give /tmp it's own mountpoint on a partition, that is smaller or equal to the size of the memory? Regards, Ralf
