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Use provisioned memory for mem migration selector 

Use the new "provisioned" memory field, instead of the "allocated"
memory field, to determine the optimal node when using the "mem"
migration selector. This will take into account non-running VMs in the
calculation as well as running VMs.
This commit is contained in:
Joshua Boniface 2020-10-18 14:12:24 -04:00
parent a4b80be5ed
commit f749633f7c
2 changed files with 10 additions and 10 deletions
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10
daemon-common/common.py
View File

@ -466,19 +466,19 @@ def getNodes(zk_conn, node_limit, dom_uuid):
# via free memory (relative to allocated memory)
def findTargetNodeMem(zk_conn, node_limit, dom_uuid):
most_allocfree = 0
most_provfree = 0
target_node = None
node_list = getNodes(zk_conn, node_limit, dom_uuid)
for node in node_list:
memalloc = int(zkhandler.readdata(zk_conn, '/nodes/{}/memalloc'.format(node)))
memprov = int(zkhandler.readdata(zk_conn, '/nodes/{}/memprov'.format(node)))
memused = int(zkhandler.readdata(zk_conn, '/nodes/{}/memused'.format(node)))
memfree = int(zkhandler.readdata(zk_conn, '/nodes/{}/memfree'.format(node)))
memtotal = memused + memfree
allocfree = memtotal - memalloc
provfree = memtotal - memprov
if allocfree > most_allocfree:
most_allocfree = allocfree
if provfree > most_provfree:
most_provfree = provfree
target_node = node
return target_node

10
node-daemon/pvcnoded/common.py
View File

@ -197,19 +197,19 @@ def getNodes(zk_conn, node_limit, dom_uuid):
# via free memory (relative to allocated memory)
def findTargetNodeMem(zk_conn, node_limit, dom_uuid):
most_allocfree = 0
most_provfree = 0
target_node = None
node_list = getNodes(zk_conn, node_limit, dom_uuid)
for node in node_list:
memalloc = int(zkhandler.readdata(zk_conn, '/nodes/{}/memalloc'.format(node)))
memprov = int(zkhandler.readdata(zk_conn, '/nodes/{}/memprov'.format(node)))
memused = int(zkhandler.readdata(zk_conn, '/nodes/{}/memused'.format(node)))
memfree = int(zkhandler.readdata(zk_conn, '/nodes/{}/memfree'.format(node)))
memtotal = memused + memfree
allocfree = memtotal - memalloc
provfree = memtotal - memprov
if allocfree > most_allocfree:
most_allocfree = allocfree
if provfree > most_provfree:
most_provfree = provfree
target_node = node
return target_node