output of "pgrep -a dnsmasq"

3100 /usr/sbin/dnsmasq --conf-file=/var/lib/libvirt/dnsmasq/default.conf --leasefile-ro --dhcp-script=/usr/lib/libvirt/libvirt_leaseshelper
3101 /usr/sbin/dnsmasq --conf-file=/var/lib/libvirt/dnsmasq/default.conf --leasefile-ro --dhcp-script=/usr/lib/libvirt/libvirt_leaseshelper
7859 dnsmasq --no-hosts --no-resolv --strict-order --except-interface=lo --pid-file=/var/lib/neutron/dhcp/ee5e9c33-73f3-41ed-a132-a798f74d924f/pid --dhcp-hostsfile=/var/lib/neutron/dhcp/ee5e9c33-73f3-41ed-a132-a798f74d924f/host --addn-hosts=/var/lib/neutron/dhcp/ee5e9c33-73f3-41ed-a132-a798f74d924f/addn_hosts --dhcp-optsfile=/var/lib/neutron/dhcp/ee5e9c33-73f3-41ed-a132-a798f74d924f/opts --dhcp-leasefile=/var/lib/neutron/dhcp/ee5e9c33-73f3-41ed-a132-a798f74d924f/leases --dhcp-match=set:ipxe,175 --bind-interfaces --interface=ns-2a71ff7d-40 --dhcp-range=set:tag0,172.168.100.0,static,86400s --dhcp-range=set:tag1,192.168.103.0,static,86400s --dhcp-lease-max=512 --conf-file=/etc/dnsmasq-ironic.conf --domain=openstacklocal
7865 dnsmasq --no-hosts --no-resolv --strict-order --except-interface=lo --pid-file=/var/lib/neutron/dhcp/6642fbcb-cf87-4226-9109-2bf8907fa7f6/pid --dhcp-hostsfile=/var/lib/neutron/dhcp/6642fbcb-cf87-4226-9109-2bf8907fa7f6/host --addn-hosts=/var/lib/neutron/dhcp/6642fbcb-cf87-4226-9109-2bf8907fa7f6/addn_hosts --dhcp-optsfile=/var/lib/neutron/dhcp/6642fbcb-cf87-4226-9109-2bf8907fa7f6/opts --dhcp-leasefile=/var/lib/neutron/dhcp/6642fbcb-cf87-4226-9109-2bf8907fa7f6/leases --dhcp-match=set:ipxe,175 --bind-interfaces --interface=ns-a211dc92-78 --dhcp-range=set:tag0,172.168.101.0,static,86400s --dhcp-lease-max=256 --conf-file=/etc/dnsmasq-ironic.conf --domain=openstacklocal
7868 dnsmasq --no-hosts --no-resolv --strict-order --except-interface=lo --pid-file=/var/lib/neutron/dhcp/7cd2fa7d-1f22-4d6a-9304-ce21fa283efd/pid --dhcp-hostsfile=/var/lib/neutron/dhcp/7cd2fa7d-1f22-4d6a-9304-ce21fa283efd/host --addn-hosts=/var/lib/neutron/dhcp/7cd2fa7d-1f22-4d6a-9304-ce21fa283efd/addn_hosts --dhcp-optsfile=/var/lib/neutron/dhcp/7cd2fa7d-1f22-4d6a-9304-ce21fa283efd/opts --dhcp-leasefile=/var/lib/neutron/dhcp/7cd2fa7d-1f22-4d6a-9304-ce21fa283efd/leases --dhcp-match=set:ipxe,175 --bind-interfaces --interface=ns-6f3df02c-66 --dhcp-range=set:tag0,172.168.100.0,static,86400s --dhcp-lease-max=256 --conf-file=/etc/dnsmasq-ironic.conf --domain=openstacklocal
7873 dnsmasq --no-hosts --no-resolv --strict-order --except-interface=lo --pid-file=/var/lib/neutron/dhcp/3ea58577-f3cf-418b-8915-6cc7fc13c628/pid --dhcp-hostsfile=/var/lib/neutron/dhcp/3ea58577-f3cf-418b-8915-6cc7fc13c628/host --addn-hosts=/var/lib/neutron/dhcp/3ea58577-f3cf-418b-8915-6cc7fc13c628/addn_hosts --dhcp-optsfile=/var/lib/neutron/dhcp/3ea58577-f3cf-418b-8915-6cc7fc13c628/opts --dhcp-leasefile=/var/lib/neutron/dhcp/3ea58577-f3cf-418b-8915-6cc7fc13c628/leases --dhcp-match=set:ipxe,175 --bind-interfaces --interface=ns-e2b2a2b2-24 --dhcp-range=set:tag0,192.168.103.0,static,86400s --dhcp-lease-max=256 --conf-file=/etc/dnsmasq-ironic.conf --domain=openstacklocal
7996 dnsmasq --no-hosts --no-resolv --strict-order --except-interface=lo --pid-file=/var/lib/neutron/dhcp/d7834b0b-6543-470d-b74c-14d4b5b98525/pid --dhcp-hostsfile=/var/lib/neutron/dhcp/d7834b0b-6543-470d-b74c-14d4b5b98525/host --addn-hosts=/var/lib/neutron/dhcp/d7834b0b-6543-470d-b74c-14d4b5b98525/addn_hosts --dhcp-optsfile=/var/lib/neutron/dhcp/d7834b0b-6543-470d-b74c-14d4b5b98525/opts --dhcp-leasefile=/var/lib/neutron/dhcp/d7834b0b-6543-470d-b74c-14d4b5b98525/leases --dhcp-match=set:ipxe,175 --bind-interfaces --interface=ns-639c7dbb-24 --dhcp-range=set:tag0,10.1.2.0,static,86400s --dhcp-lease-max=256 --conf-file=/etc/dnsmasq-ironic.conf --domain=openstacklocal
7997 dnsmasq --no-hosts --no-resolv --strict-order --except-interface=lo --pid-file=/var/lib/neutron/dhcp/e39fe18f-e608-4cdb-9140-e2c2ed3d7c7e/pid --dhcp-hostsfile=/var/lib/neutron/dhcp/e39fe18f-e608-4cdb-9140-e2c2ed3d7c7e/host --addn-hosts=/var/lib/neutron/dhcp/e39fe18f-e608-4cdb-9140-e2c2ed3d7c7e/addn_hosts --dhcp-optsfile=/var/lib/neutron/dhcp/e39fe18f-e608-4cdb-9140-e2c2ed3d7c7e/opts --dhcp-leasefile=/var/lib/neutron/dhcp/e39fe18f-e608-4cdb-9140-e2c2ed3d7c7e/leases --dhcp-match=set:ipxe,175 --bind-interfaces --interface=ns-da1b6cd9-ca --dhcp-range=set:tag0,172.168.102.0,static,86400s --dhcp-lease-max=256 --conf-file=/etc/dnsmasq-ironic.conf --domain=openstacklocal
7999 dnsmasq --no-hosts --no-resolv --strict-order --except-interface=lo --pid-file=/var/lib/neutron/dhcp/336d9280-8b08-4673-a73b-d171dcc6050e/pid --dhcp-hostsfile=/var/lib/neutron/dhcp/336d9280-8b08-4673-a73b-d171dcc6050e/host --addn-hosts=/var/lib/neutron/dhcp/336d9280-8b08-4673-a73b-d171dcc6050e/addn_hosts --dhcp-optsfile=/var/lib/neutron/dhcp/336d9280-8b08-4673-a73b-d171dcc6050e/opts --dhcp-leasefile=/var/lib/neutron/dhcp/336d9280-8b08-4673-a73b-d171dcc6050e/leases --dhcp-match=set:ipxe,175 --bind-interfaces --interface=ns-b503e59d-ca --dhcp-range=set:tag0,10.1.1.0,static,86400s --dhcp-lease-max=256 --conf-file=/etc/dnsmasq-ironic.conf --domain=openstacklocal
root@controller:/tftpboot#

contents of /tftpboot
root@controller:/tftpboot# ls -l
total 64
-rw-r--r-- 1 root   root   20704 Apr  7 14:39 chain.c32
-rw-r--r-- 1 root   root     102 Apr 14 11:44 map-file
drwxr-xr-x 2 ironic ironic  4096 May 12 14:17 master_images
-rw-r--r-- 1 root   root   26720 Apr  7 14:36 pxelinux.0
drwxr-xr-x 2 ironic ironic  4096 May 12 15:53 pxelinux.cfg
root@controller:/tftpboot#