On 1/6/21 11:47 AM, Daniel P. Berrangé wrote:
On Wed, Jan 06, 2021 at 11:42:09AM -0300, Daniel Henrique Barboza wrote:
Commit v6.10.0-103-g198c1eb6b4 fixed this issue.
Signed-off-by: Daniel Henrique Barboza <[email protected]>
---
I forgot to update NEWS.rst back then :/
NEWS.rst | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/NEWS.rst b/NEWS.rst
index da88b19d0a..2c5cee77db 100644
--- a/NEWS.rst
+++ b/NEWS.rst
@@ -23,6 +23,13 @@ v7.0.0 (unreleased)
* **Bug fixes**
+ * Avoid taking extra host memory when launching pSeries guests
+
+ Under certain conditions, pSeries guests were being launched with more
+ RAM than it was specified in the domain XML by the user. New pSeries
+ domains created with libvirt 7.0.0 will always launch with the right
+ amount of initial memory.
Surely this is going to break live migration from old to new libvirt,
as the QEMU started in the dest host will have a smaller -m arg.
This bug fix is being effective just when VIR_DOMAIN_DEF_PARSE_ABI_UPDATE is
set.
The migration code doesn't set this flag.
Thanks,
DHB
Regards,
Daniel
