- Mention the file-storage-paths config file - Add information about sharedfile and ext storage types - Change one manpage reference to a proper link
Signed-off-by: Guido Trotter <[email protected]> --- doc/admin.rst | 20 ++++++++++++++++++-- 1 file changed, 18 insertions(+), 2 deletions(-) diff --git a/doc/admin.rst b/doc/admin.rst index a458a0f..4e88b28 100644 --- a/doc/admin.rst +++ b/doc/admin.rst @@ -124,7 +124,18 @@ diskless file The instance will use plain files as backend for its disks. No redundancy is provided, and this is somewhat more difficult to - configure for high performance. + configure for high performance. Note that for security reasons the + file storage directory must be listed under + ``/etc/ganeti/file-storage-paths``, and that file is not copied + automatically to all nodes by Ganeti. + +sharedfile + The instance will use plain files as backend, but Ganeti assumes that + those files will be available and in sync automatically on all nodes. + This allows live migration and failover of instances using this + method. As for ``file`` the file storage directory must be listed under + ``/etc/ganeti/file-storage-paths`` or ganeti will refuse to create + instances under it. plain The instance will use LVM devices as backend for its disks. No @@ -146,6 +157,11 @@ rbd The instance will use Volumes inside a RADOS cluster as backend for its disks. It will access them using the RADOS block device (RBD). +ext + The instance will use an external storage provider. See + :manpage:`ganeti-extstorage-interface(7)` for how to implement one. + + IAllocator ~~~~~~~~~~ @@ -263,7 +279,7 @@ can give include, among others: instance is created. The IP and/or bridge of the NIC can be changed via ``--nic 0:ip=IP,bridge=BRIDGE`` -See the manpage for gnt-instance for the detailed option list. +See :manpage:`ganeti-instance(8)` for the detailed option list. For example if you want to create an highly available instance, with a single disk of 50GB and the default memory size, having primary node -- 1.7.10.4
