Github最新devstack里的进程数，可以查看下所有nova相关执行程序
stack@commonqa-ubuntu:~/devstack$ ps aux | grep nova stack 11275 2.5 1.9 245720 119920 ? Ss 17:06 0:12 /usr/bin/python /usr/local/bin/nova-api stack 11294 0.0 1.3 210916 80776 ? S 17:06 0:00 /usr/bin/python /usr/local/bin/nova-api stack 11295 0.0 1.3 210916 80768 ? S 17:06 0:00 /usr/bin/python /usr/local/bin/nova-api stack 11300 0.3 2.1 345320 132164 ? S 17:06 0:01 /usr/bin/python /usr/local/bin/nova-api stack 11301 0.3 2.0 255972 126540 ? S 17:06 0:01 /usr/bin/python /usr/local/bin/nova-api stack 11333 0.0 1.8 245720 115500 ? S 17:06 0:00 /usr/bin/python /usr/local/bin/nova-api stack 11334 0.0 1.8 245720 115500 ? S 17:06 0:00 /usr/bin/python /usr/local/bin/nova-api stack 12410 2.1 1.2 197340 77612 ? Ss 17:07 0:09 /usr/bin/python /usr/local/bin/nova-conductor --config-file /etc/nova/nova.conf stack 12426 1.3 1.4 292384 88136 ? Ss 17:07 0:05 /usr/bin/python /usr/local/bin/nova-cert --config-file /etc/nova/nova.conf stack 12436 1.3 1.4 293612 89424 ? Ss 17:07 0:06 /usr/bin/python /usr/local/bin/nova-scheduler --config-file /etc/nova/nova.conf stack 12447 0.6 0.8 173644 50168 ? Ss 17:07 0:03 /usr/bin/python /usr/local/bin/nova-novncproxy --config-file /etc/nova/nova.conf --web /opt/stack/noVNC stack 12463 1.3 1.4 291880 87676 ? Ss 17:07 0:05 /usr/bin/python /usr/local/bin/nova-consoleauth --config-file /etc/nova/nova.conf root 12481 0.0 0.0 15060 992 ? Ss 17:07 0:00 sg libvirtd /usr/local/bin/nova-compute --config-file /etc/nova/nova.conf stack 12484 1.5 1.5 1819992 92400 ? Sl 17:07 0:06 /usr/bin/python /usr/local/bin/nova-compute --config-file /etc/nova/nova.conf stack 12581 0.2 1.4 295696 88288 ? S 17:07 0:01 /usr/bin/python /usr/local/bin/nova-conductor --config-file /etc/nova/nova.conf stack 12582 0.3 1.4 294916 87756 ? S 17:07 0:01 /usr/bin/python /usr/local/bin/nova-conductor --config-file /etc/nova/nova.conf stack 12583 0.2 1.4 293964 86960 ? S 17:07 0:01 /usr/bin/python /usr/local/bin/nova-conductor --config-file /etc/nova/nova.conf stack 12584 0.3 1.4 294760 87564 ? S 17:07 0:01 /usr/bin/python /usr/local/bin/nova-conductor --config-file /etc/nova/nova.conf stack 14557 2.2 0.1 51044 6436 pts/1 S+ 17:11 0:03 vim lib/nova stack 15663 0.0 0.0 14048 916 pts/0 S+ 17:14 0:00 grep --color=auto nova
