def consolidate(env):
vms = env["vms"]
hosts = env["hosts"]
sorted_hosts = tools_mod.sort_dictionaries("util", hosts)
actions = []
# going through the sorted host
asc = 0
for host in sorted_hosts:
number_of_hosts = len(sorted_hosts)
vms_on_host = tools_mod.search_dictionaries("host", host["id"], vms)
sorted_vms_on_host_dsc = reversed(
tools_mod.sort_dictionaries(
"util_abs", vms_on_host))
# going through the vms on host
for vm in sorted_vms_on_host_dsc:
dsc = number_of_hosts - 1
# searching for a new host for a VM
for dest_host in reversed(sorted_hosts):
if asc < dsc:
# found suitable host
if(dest_host["util"] + vm["util_abs"] <=
dest_host["capacity"] and
dest_host["ram_used"] + vm["ram"] <=
dest_host["ram_capacity"]):
mig_mod.migrate_sim(vm, host, dest_host)
actions.append({"action": "live-migrate",
"vm_id": vm["id"],
"src": host["id"],
"dst": dest_host["id"]})
break
dsc = dsc - 1
else:
break
asc = asc + 1
return actions
def split(env):
vms = env["vms"]
hosts = env["hosts"]
sorted_hosts = tools_mod.sort_dictionaries("util", hosts)
# sorted_hosts_dsc = reversed(sort_dictionaries("util", hosts))
actions = []
for host in reversed(sorted_hosts):
# print "host" + host["id"]
if host["util"] > host["capacity"]:
vms_on_host = tools_mod.search_dictionaries(
"host", host["id"], vms)
sorted_vms_on_host = tools_mod.sort_dictionaries(
"util_abs", vms_on_host)
for vm in sorted_vms_on_host:
# print len(sorted_vms_on_host)
# print host["util"]
if host["util"] <= host["capacity"]:
# print "util: " + str(host["util"])
# print "capacity " + str(host["capacity"])
break
# print "sorted host len: " + str(len(sorted_hosts))
for dest_host in reversed(sorted_hosts):
# print "dest host: " + dest_host["id"]
if (dest_host["util"] + vm["util_abs"] <=
dest_host["capacity"]
and dest_host["ram_used"] + vm["ram"] <=
dest_host["ram_capacity"]):
# print "dest host fits: " + dest_host["id"]
mig_mod.migrate_sim(vm, host, dest_host)
actions.append({
"action": "live-migrate",
"vm_id": vm["id"],
"src": host["id"],
"dst": dest_host["id"]
})
break
return actions
def consolidate(env):
vms = env["vms"]
hosts = env["hosts"]
sorted_hosts = tools_mod.sort_dictionaries("util", hosts)
actions = []
# going through the sorted host
asc = 0
for host in sorted_hosts:
number_of_hosts = len(sorted_hosts)
vms_on_host = tools_mod.search_dictionaries("host", host["id"], vms)
sorted_vms_on_host_dsc = reversed(
tools_mod.sort_dictionaries("util_abs", vms_on_host))
# going through the vms on host
for vm in sorted_vms_on_host_dsc:
dsc = number_of_hosts - 1
# searching for a new host for a VM
for dest_host in reversed(sorted_hosts):
if asc < dsc:
# found suitable host
if (dest_host["util"] + vm["util_abs"] <=
dest_host["capacity"]
and dest_host["ram_used"] + vm["ram"] <=
dest_host["ram_capacity"]):
mig_mod.migrate_sim(vm, host, dest_host)
actions.append({
"action": "live-migrate",
"vm_id": vm["id"],
"src": host["id"],
"dst": dest_host["id"]
})
break
dsc = dsc - 1
else:
break
asc = asc + 1
return actions
def split(env):
vms = env["vms"]
hosts = env["hosts"]
sorted_hosts = tools_mod.sort_dictionaries("util", hosts)
# sorted_hosts_dsc = reversed(sort_dictionaries("util", hosts))
actions = []
for host in reversed(sorted_hosts):
# print "host" + host["id"]
if host["util"] > host["capacity"]:
vms_on_host = tools_mod.search_dictionaries(
"host", host["id"], vms)
sorted_vms_on_host = tools_mod.sort_dictionaries(
"util_abs", vms_on_host)
for vm in sorted_vms_on_host:
# print len(sorted_vms_on_host)
# print host["util"]
if host["util"] <= host["capacity"]:
# print "util: " + str(host["util"])
# print "capacity " + str(host["capacity"])
break
# print "sorted host len: " + str(len(sorted_hosts))
for dest_host in reversed(sorted_hosts):
# print "dest host: " + dest_host["id"]
if(dest_host["util"] + vm["util_abs"] <=
dest_host["capacity"] and
dest_host["ram_used"] + vm["ram"] <=
dest_host["ram_capacity"]):
# print "dest host fits: " + dest_host["id"]
mig_mod.migrate_sim(vm, host, dest_host)
actions.append({"action": "live-migrate",
"vm_id": vm["id"],
"src": host["id"],
"dst": dest_host["id"]})
break
return actions