[Kimchi-devel] [PATCH][Kimchi] Bug fix #1026: CentOS: Unable to get and update memory values for a powered off guest

[Ramon Medeiros]

Parse vm memory from xml when it isn't available at dom.info

Signed-off-by: Ramon Medeiros <ramonn at linux.vnet.ibm.com>
---
 model/vms.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/model/vms.py b/model/vms.py
index bff7ed2..22bb5ec 100644
--- a/model/vms.py
+++ b/model/vms.py
@@ -104,6 +104,7 @@ XPATH_BOOT = 'os/boot/@dev'
 XPATH_BOOTMENU = 'os/bootmenu/@enable'
 XPATH_CPU = './cpu'
 XPATH_DESCRIPTION = './description'
+XPATH_MEMORY = './memory'
 XPATH_NAME = './name'
 XPATH_NUMA_CELL = './cpu/numa/cell'
 XPATH_SNAP_VM_NAME = './domain/name'
@@ -1307,6 +1308,11 @@ class VMModel(object):
         if memory != curr_mem:
             memory = curr_mem + (self._get_mem_dev_total_size(xml) >> 10)
 
+            # On CentOS, dom.info does not retrieve memory. So, if machine does
+            # not have memory hotplug, parse memory from xml
+            if memory == 0:
+                memory = int(xpath_get_text(xml, XPATH_MEMORY)[0]) >> 10
+
         # assure there is no zombie process left
         for proc in self._serial_procs[:]:
             if not proc.is_alive():
-- 
2.7.4