opendev
/
puppet-openstackid
Code Issues Proposed changes

Tweaked server connection settings 

* updated apache mpm event module connection settings
* added tcp/ip connection settings
* added vm.overcommit_memory setting for redis server
* added dependency to duritong/puppet-sysctl

Change-Id: I7c98a75fff3a0d5f27de4ef78e87c1054586e609
This commit is contained in:
Sebastian Marcet 2016-03-31 13:58:05 -03:00
parent 13c1777dc0
commit 93b89568da
2 changed files with 42 additions and 9 deletions
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48
manifests/init.pp
View File

@ -229,15 +229,17 @@ class openstackid (
mpm_module => false,
}
# apache mpm event connectio tweaking
class {'::apache::mod::event':
maxclients => 4096,
maxconnectionsperchild => 5000,
serverlimit => 128,
startservers => 3,
threadlimit => 64,
threadsperchild => 32,
maxsparethreads => 192,
minsparethreads => 96,
serverlimit => 128,
startservers => 3,
minsparethreads => 96,
maxsparethreads => 192,
threadlimit => 64,
threadsperchild => 32,
maxclients => 4096,
maxrequestsperchild => 5000,
maxrequestworkers => 4096,
}
::apache::listen { '80': }
@ -351,4 +353,34 @@ class openstackid (
],
}
# system configuration tweaking
$my_sysctl_settings = {
# redis : http://redis.io/topics/admin
'vm.overcommit_memory' => { value => 1 },
'net.core.rmem_default' => { value => 31457280 },
'net.core.rmem_max' => { value => 12582912 },
'net.core.wmem_default' => { value => 31457280 },
'net.core.wmem_max' => { value => 12582912 },
# Increase number of incoming connections
'net.core.somaxconn' => { value => 4096 },
# Increase number of incoming connections backlog
'net.core.netdev_max_backlog' => { value => 65536 },
'net.core.optmem_max' => { value => 25165824 },
'net.ipv4.tcp_mem' => { value => "65536\t131072\t262144" },
'net.ipv4.udp_mem' => { value => "65536\t131072\t262144" },
'net.ipv4.tcp_rmem' => { value => "8192\t87380\t16777216" },
'net.ipv4.udp_rmem_min' => { value => 16384 },
'net.ipv4.tcp_wmem' => { value => "8192\t65536\t16777216" },
'net.ipv4.udp_wmem_min' => { value => 16384 },
'net.ipv4.tcp_max_tw_buckets' => { value => 1440000 },
# Increase the tcp-time-wait buckets pool size to prevent simple DOS attacks
'net.ipv4.tcp_tw_recycle' => { value => 1 },
'net.ipv4.tcp_tw_reuse' => { value => 1 },
}
$my_sysctl_defaults = {
}
create_resources(sysctl::value,$my_sysctl_settings,$my_sysctl_defaults)
}

3
metadata.json
View File

@ -18,6 +18,7 @@
{ "name": "puppetlabs/stdlib", "version_requirement": ">= 3.2.0" },
{ "name": "puppetlabs/mysql", "version_requirement": "= 0.6.1" },
{ "name": "puppetlabs/apache", "version_requirement": "= 1.8.1" },
{ "name": "openstackinfra/redis", "version_requirement": "= 0.0.1" }
{ "name": "openstackinfra/redis", "version_requirement": "= 0.0.1" },
{ "name": "duritong/puppet-sysctl", "version_requirement": "= v0.0.11" }
]
}