/usr/share/tripleo-heat-templates/puppet/services/kernel.yaml is in python-tripleo-heat-templates 5.2.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | heat_template_version: 2016-04-08
description: >
Load kernel modules with kmod and configure kernel options with sysctl.
parameters:
ServiceNetMap:
default: {}
description: Mapping of service_name -> network name. Typically set
via parameter_defaults in the resource registry. This
mapping overrides those in ServiceNetMapDefaults.
type: json
DefaultPasswords:
default: {}
type: json
EndpointMap:
default: {}
description: Mapping of service endpoint -> protocol. Typically set
via parameter_defaults in the resource registry.
type: json
KernelPidMax:
default: 1048576
description: Configures sysctl kernel.pid_max key
type: number
outputs:
role_data:
description: Role data for the Kernel modules
value:
service_name: kernel
config_settings:
kernel_modules:
nf_conntrack: {}
sysctl_settings:
net.ipv4.tcp_keepalive_intvl:
value: 1
net.ipv4.tcp_keepalive_probes:
value: 5
net.ipv4.tcp_keepalive_time:
value: 5
net.nf_conntrack_max:
value: 500000
net.netfilter.nf_conntrack_max:
value: 500000
# prevent neutron bridges from autoconfiguring ipv6 addresses
net.ipv6.conf.all.accept_ra:
value: 0
net.ipv6.conf.default.accept_ra:
value: 0
net.ipv6.conf.all.autoconf:
value: 0
net.ipv6.conf.default.autoconf:
value: 0
net.core.netdev_max_backlog:
value: 10000
kernel.pid_max:
value: {get_param: KernelPidMax}
step_config: |
include ::tripleo::profile::base::kernel
|