opendev/system-config
Code Issues Proposed changes

Updates to static.o.o volume management docs

Browse Source 
* doc/source/static.rst: Stop suggesting to run commands from a root
shell, and increase the recommended cinder volume size to a
tebibyte.

Change-Id: I1e9190d82bdf0ff232ed2b06256c9abba537d184
This commit is contained in:
Jeremy Stanley 2013-12-03 04:29:47 +00:00
parent 05e85aad5b
commit 5928241f01
1 changed files with 17 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
doc/source/static.rst
View File

@ -36,10 +36,10 @@ Adding a New Device
If the main volume group doesn't have enough space for what you want If the main volume group doesn't have enough space for what you want
to do, this is how you can add a new volume. to do, this is how you can add a new volume.
Log into ci-puppetmaster.openstack.org, su to root and run:: Log into ci-puppetmaster.openstack.org and run::
. ~/cinder-venv/bin/activate . ~root/cinder-venv/bin/activate
. ~/ci-launch/cinder.sh . ~root/ci-launch/cinder.sh
nova list nova list
cinder list cinder list
@ -47,31 +47,31 @@ Log into ci-puppetmaster.openstack.org, su to root and run::
* Add a new cinder volume (substitute the next number in series for * Add a new cinder volume (substitute the next number in series for
NN):: NN)::
cinder create --display-name "static.openstack.org/mainNN" 512 cinder create --display-name "static.openstack.org/mainNN" 1024
nova volume-attach <server id> <volume id> auto nova volume-attach <server id> <volume id> auto
* On static.openstack.org, create the partition table:: * On static.openstack.org, create the partition table::
DEVICE=/dev/xvdX DEVICE=/dev/xvdX
parted $DEVICE mklabel msdos mkpart primary 0% 100% set 1 lvm on sudo parted $DEVICE mklabel msdos mkpart primary 0% 100% set 1 lvm on
pvcreate ${DEVICE}1 sudo pvcreate ${DEVICE}1
* It should show up in pvs:: * It should show up in pvs::
root@static:/etc/lvm# pvs $ sudo pvs
PV VG Fmt Attr PSize PFree PV VG Fmt Attr PSize PFree
/dev/xvdX1 lvm2 a- 512.00g 512.00g /dev/xvdX1 lvm2 a- 1024.00g 1024.00g
* Add it to the main volume group:: * Add it to the main volume group::
vgextend main ${DEVICE}1 sudo vgextend main ${DEVICE}1
Creating a New Logical Volume Creating a New Logical Volume
============================= =============================
Make sure there is enough space in the volume group:: Make sure there is enough space in the volume group::
root@static:~# vgs $ sudo vgs
VG #PV #LV #SN Attr VSize VFree VG #PV #LV #SN Attr VSize VFree
main 4 2 0 wz--n- 2.00t 347.98g main 4 2 0 wz--n- 2.00t 347.98g
@ -80,10 +80,10 @@ If not, see `Adding a New Device`_.
Create the new logical volume and initialize the filesystem:: Create the new logical volume and initialize the filesystem::
NAME=newvolumename NAME=newvolumename
/sbin/lvcreate -L1500GB -n $NAME main sudo lvcreate -L1500GB -n $NAME main
mkfs.ext4 -m 0 -j -L $NAME /dev/main/$NAME sudo mkfs.ext4 -m 0 -j -L $NAME /dev/main/$NAME
tune2fs -i 0 -c 0 /dev/main/$NAME sudo tune2fs -i 0 -c 0 /dev/main/$NAME
Be sure to add it to ``/etc/fstab``. Be sure to add it to ``/etc/fstab``.
@ -92,7 +92,7 @@ Expanding an Existing Logical Volume
Make sure there is enough space in the volume group:: Make sure there is enough space in the volume group::
root@static:~# vgs $ sudo vgs
VG #PV #LV #SN Attr VSize VFree VG #PV #LV #SN Attr VSize VFree
main 4 2 0 wz--n- 2.00t 347.98g main 4 2 0 wz--n- 2.00t 347.98g
@ -102,5 +102,5 @@ The following example to increase the size of a volume by 100G is
untested; please confirm:: untested; please confirm::
NAME=volumename NAME=volumename
lvextend -L+100G /dev/main/$NAME sudo lvextend -L+100G /dev/main/$NAME
resize2fs /dev/main/$NAME sudo resize2fs /dev/main/$NAME