Steve, overlayfs does not reduce the disk usage at all
Paul, we can bump the size of the docker mountpoint up to ~20GB if you check all the gates for the appropriate space. Sam Yaple On Mon, Mar 14, 2016 at 7:20 PM, Steven Dake (stdake) <std...@cisco.com> wrote: > Vikarm, > > /var/lib/docker is a btrfs filesystem. It would be nice to just use > overlayfs as it doesn't take nearly as much disk space and is much faster > then btrfs. I use overlay daily and it works like a champ unless I want to > rebuild, in which case I think a bug in the ovl yum plugin prevents > rebuilding if an image already exists. > > https://github.com/openstack/kolla/blob/master/tools/setup_RedHat.sh#L13 > > Regards, > -steve > > > From: "Vikram Hosakote (vhosakot)" <vhosa...@cisco.com> > Reply-To: "OpenStack Development Mailing List (not for usage questions)" < > openstack-dev@lists.openstack.org> > Date: Monday, March 14, 2016 at 11:51 AM > To: "OpenStack Development Mailing List (not for usage questions)" < > openstack-dev@lists.openstack.org> > Subject: Re: [openstack-dev] [kolla] [infra] Size of images built in the > gate > > /var/lib/docker/aufs takes a lot of space if many containers are running > and > writing data to their volumes. > > If the gate VM’s /var/lib/docker partition is small, you could move > /var/lib/docker to a different partition that is big enough (like /home > or /tmp) > and create a symbolic link to /var/lib/docker. > > mv /var/lib/docker /home/new_docker_path_with_more_space > ln -s /home/new_docker_path_with_more_space /var/lib/docker > > Alternatively, you can use the -g option for the docker daemon to use a > different > path instead of /var/lib/docker if it runs out of disk space. > > DOCKER_OPTS="-g /home/new_docker_path_with_more_space" > > Restart the docker daemon after making the above change. > > https://github.com/docker/docker/issues/3127 > > Regards, > Vikram Hosakote > IRC: vhosakot > > From: Paul Bourke <paul.bou...@oracle.com> > Reply-To: "OpenStack Development Mailing List (not for usage questions)" < > openstack-dev@lists.openstack.org> > Date: Monday, March 14, 2016 at 11:25 AM > To: "OpenStack Development Mailing List (not for usage questions)" < > openstack-dev@lists.openstack.org> > Subject: [openstack-dev] [kolla] [infra] Size of images built in the gate > > Hi all, > > I'm currently working to add new gates for the oraclelinux image base > type (https://blueprints.launchpad.net/kolla/+spec/oraclelinux-gate) and > had a question on size available in the gate VMs. > > Right now the binary build is running out of space in the gate, as it > exceeds the 10GB we're allocating for /var/lib/docker. For me, a current > local build using binary+oraclelinux is clocking in at 10.01GB, where as > the centos+binary is a little smaller at 8.89GB. > > Is it written anywhere exactly what space is available in the gate VMs? > Sam mentioned briefly that different providers used in the gate give a > variety of disk sizes, so do we have an idea what we can reasonably bump > the docker partition to? > > The above number indicates centos will likely soon run into the same > problem as we dockerise more of the big tent, so I think it's a good > idea to check this now before more gates start falling over. > > Thanks, > -Paul > > p.s. if people are interested here's lists sorted by name of the > oraclelinux and centos builds: > > oraclelinux: http://paste.fedoraproject.org/339672/96915914 > centos: http://paste.fedoraproject.org/339673/57969163 > > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > > > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > >
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