On 10/27/2017 08:33 AM, Charles Moulliard wrote:
> Hi,
>
> I'm using the Fedora-Atomic-25-compose-latest qcow2 image to create a VM running on OpenStack where the disk size is 40Gb I would highly recommend moving to Fedora-Atomic-26. We don't actively test N-1 releases
of Fedora Atomic Host. That also means that very shortly we will recommend you move to
Fedora-Atomic-27.
>
> The vm has been provisioned with Openshift using ansible byi script.
>
> After playing a little bit with the VM, I wad getting an error due to the fact that the disk was full
>
> fedora n01 ~]$ df -h
> Filesystem Size Used Avail Use% Mounted on
> devtmpfs 7.9G 0 7.9G 0% /dev
> tmpfs 7.9G 0 7.9G 0% /dev/shm
> tmpfs 7.9G 49M 7.8G 1% /run
> tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup
> /dev/mapper/atomicos-root 3.0G 3.0G 1.6M 100% /sysroot
> /dev/vda1 283M 77M 188M 29% /boot
> tmpfs 1.6G 0 1.6G 0% /run/user/1000
>
> Is it possible to clean the content of /sysroot which contains "/sysroot/ostree/deploy/fedora-atomic/ like also to find a way to avoid this problem in the future ? Are you running docker with overlayfs? Can you show me the output of `lsblk` and `rpm-ostree` status?
The best way to avoid filling the root filesystem is to use separate storage for containers, which can
be set up using container-storage-setup.
recommendations:
1. move to f26
2. set up separate storage for containers [1] [2]
3. you can make your root filesystem bigger [3]
[1] see the container storage section from https://dustymabe.com/2017/08/31/atomic-host-101-lab-part-2- container-storage/
[2] man page for container-storage-setup is here https://github.com/projectatomic/container- storage-setup/blob/master/ container-storage-setup.1
[3] see the extend root filsystem part from https://dustymabe.com/2017/08/29/atomic-host-101-lab-part-0- preparation/