def get_numa_status(numa_node_info, qemu_pid, debug=True):
"""
Get the qemu process memory use status and the cpu list in each node.
:param numa_node_info: Host numa node information
:type numa_node_info: NumaInfo object
:param qemu_pid: process id of qemu
:type numa_node_info: string
:param debug: Print the debug info or not
:type debug: bool
:return: memory and cpu list in each node
:rtype: tuple
"""
node_list = numa_node_info.online_nodes
qemu_memory = []
qemu_cpu = []
cpus = utils_misc.get_pid_cpu(qemu_pid)
for node_id in node_list:
qemu_memory_status = utils_memory.read_from_numa_maps(
qemu_pid, "N%d" % node_id)
memory = sum([int(_) for _ in qemu_memory_status.values()])
qemu_memory.append(memory)
cpu = [_ for _ in cpus if _ in numa_node_info.nodes[node_id].cpus]
qemu_cpu.append(cpu)
if debug:
logging.debug("qemu-kvm process using %s pages and cpu %s in "
"node %s" % (memory, " ".join(cpu), node_id))
return (qemu_memory, qemu_cpu)
def get_numa_status(numa_node_info, qemu_pid, debug=True):
"""
Get the qemu process memory use status and the cpu list in each node.
:param numa_node_info: Host numa node information
:type numa_node_info: NumaInfo object
:param qemu_pid: process id of qemu
:type numa_node_info: string
:param debug: Print the debug info or not
:type debug: bool
:return: memory and cpu list in each node
:rtype: tuple
"""
node_list = numa_node_info.online_nodes
qemu_memory = []
qemu_cpu = []
cpus = utils_misc.get_pid_cpu(qemu_pid)
for node_id in node_list:
qemu_memory_status = utils_memory.read_from_numa_maps(qemu_pid,
"N%d" % node_id)
memory = sum([int(_) for _ in qemu_memory_status.values()])
qemu_memory.append(memory)
cpu = [_ for _ in cpus if _ in numa_node_info.nodes[node_id].cpus]
qemu_cpu.append(cpu)
if debug:
logging.debug("qemu-kvm process using %s pages and cpu %s in "
"node %s" % (memory, " ".join(cpu), node_id))
return (qemu_memory, qemu_cpu)
