def tune_network_adapters():
interfaces = netifaces.interfaces()
for interface in interfaces:
if interface == "lo":
# Skip the loopback
continue
log("Looking up {} for possible sysctl tuning.".format(interface))
ceph.tune_nic(interface)
def tune_network_adapters():
interfaces = netifaces.interfaces()
for interface in interfaces:
if interface == "lo":
# Skip the loopback
continue
log("Looking up {} for possible sysctl tuning.".format(interface))
ceph.tune_nic(interface)
def test_tune_nic(self, save_sysctls, get_link_speed, check_output):
get_link_speed.return_value = 10000
ceph.tune_nic('eth0')
save_sysctls.assert_has_calls([
call(save_location='/etc/sysctl.d/51-ceph-osd-charm-eth0.conf',
sysctl_dict={
'net.core.rmem_max': 524287,
'net.core.wmem_max': 524287,
'net.core.rmem_default': 524287,
'net.ipv4.tcp_wmem': '10000000 10000000 10000000',
'net.core.netdev_max_backlog': 300000,
'net.core.optmem_max': 524287,
'net.ipv4.tcp_mem': '10000000 10000000 10000000',
'net.ipv4.tcp_rmem': '10000000 10000000 10000000',
'net.core.wmem_default': 524287
})
])
check_output.assert_called_with(
['sysctl', '-p', '/etc/sysctl.d/'
'51-ceph-osd-charm-eth0.conf'])
self.status_set.assert_has_calls([
call('maintenance', 'Tuning device eth0'),
])
def test_tune_nic(self, save_sysctls, get_link_speed, check_output):
get_link_speed.return_value = 10000
ceph.tune_nic('eth0')
save_sysctls.assert_has_calls([
call(
save_location='/etc/sysctl.d/51-ceph-osd-charm-eth0.conf',
sysctl_dict={
'net.core.rmem_max': 524287,
'net.core.wmem_max': 524287,
'net.core.rmem_default': 524287,
'net.ipv4.tcp_wmem': '10000000 10000000 10000000',
'net.core.netdev_max_backlog': 300000,
'net.core.optmem_max': 524287,
'net.ipv4.tcp_mem': '10000000 10000000 10000000',
'net.ipv4.tcp_rmem': '10000000 10000000 10000000',
'net.core.wmem_default': 524287
})
])
check_output.assert_called_with(['sysctl', '-p',
'/etc/sysctl.d/'
'51-ceph-osd-charm-eth0.conf'])
self.status_set.assert_has_calls([
call('maintenance', 'Tuning device eth0'),
])