[v2 4/4] NEWS: document support for dirty-limit live migration

Hyman Huang posted 4 patches 2 years, 2 months ago
There is a newer version of this series
[v2 4/4] NEWS: document support for dirty-limit live migration
Posted by Hyman Huang 2 years, 2 months ago
Signed-off-by: Hyman Huang <yong.huang@smartx.com>
---
 NEWS.rst | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/NEWS.rst b/NEWS.rst
index 08e5a3d04a..655666e64b 100644
--- a/NEWS.rst
+++ b/NEWS.rst
@@ -35,6 +35,14 @@ v9.9.0 (2023-11-01)
     guest features to see if the current libvirt supports both deleting
     and reverting external snapshots.
 
+  * QEMU: Support dirty-limit live migration
+
+    Introduce ``VIR_MIGRATE_DIRTY_LIMIT`` flag for live migration API,
+    which can enable the dirty-limit convergence algorithm during live
+    migration and reap more stable read performance for guest vCPUs.
+
+    Also, add the corresponding ``--dirty-limit`` option to ``virsh migrate``.
+
   * virsh: add ``console --resume`` support
 
     The ``virsh console`` subcommand now accepts a ``--resume`` option. This
-- 
2.39.1
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