diff --git a/NEWS b/NEWS index 293378c9ea1d6072691e89aa1b94dfaddbf8d3fe..ea8a455fd3d702c170cd7ac2599044dbe0ef972d 100644 --- a/NEWS +++ b/NEWS @@ -11,10 +11,10 @@ Version 2.7.0 beta1 opcode from Ganeti. This lead to incompatible changes in the format of the JSON file. It's now not a custom dict anymore but a dict compatible with the ``OpInstanceCreate`` opcode. -- Parent directories for file storage need now to be listed in - ``$sysconfdir/ganeti/file-storage-paths``. ``cfgupgrade`` will write - the file automatically based on old configuration values, but it can - not distribute it across all nodes and the file contents should be +- Parent directories for file storage need to be listed in + ``$sysconfdir/ganeti/file-storage-paths`` now. ``cfgupgrade`` will + write the file automatically based on old configuration values, but it + can not distribute it across all nodes and the file contents should be verified. Use ``gnt-cluster copyfile $sysconfdir/ganeti/file-storage-paths`` once the cluster has been upgraded. The reason for requiring this list of paths now is that @@ -24,11 +24,13 @@ Version 2.7.0 beta1 Ganeti does not permit arbitrary paths to be passed. - The parsing of the variants file for OSes (see :manpage:`ganeti-os-interface(8)` has been slightly changed: now empty - lines and comment lines are ignored for better readability. -- The ``setup-ssh`` tool added in Ganeti 2.2 has been replaced. - ``gnt-node add`` now invokes a new tool on the destination node, named - ``prepare-node-join``, to configure the SSH daemon. Paramiko is no - longer necessary to configure nodes' SSH daemons via ``gnt-node add``. + lines and comment lines (starting with ``#``) are ignored for better + readability. +- The ``setup-ssh`` tool added in Ganeti 2.2 has been replaced and is no + longer available. ``gnt-node add`` now invokes a new tool on the + destination node, named ``prepare-node-join``, to configure the SSH + daemon. Paramiko is no longer necessary to configure nodes' SSH + daemons via ``gnt-node add``. - A new user option, :pyeval:`rapi.RAPI_ACCESS_READ`, has been added for RAPI users. It allows granting permissions to query for information to a specific user without giving @@ -40,6 +42,16 @@ Version 2.7.0 beta1 - Draining (``gnt-cluster queue drain``) and un-draining the job queue (``gnt-cluster queue undrain``) now affects all nodes in a cluster and the flag is not reset after a master failover. +- Instance creations now support the use of opportunistic locking, + potentially speeding up the (parallel) creation of multiple instances. + This feature is currently only available via the :doc:`RAPI + <rapi>` interface and when an instance allocator is used. If the + ``opportunistic_locking`` parameter is set the opcode will try to + acquire as many locks as possible, but will not wait for any locks + held by other opcodes. If the not enough resources can be found to + allocate the instance, the temporary error code + :pyeval:`errors.ECODE_TEMP_NORES` is returned. The operation can be + retried thereafter, with or without opportunistic locking. Version 2.6.1