Andrew Bogott has submitted this change and it was merged. Change subject: Increase the filehandle limit for rabbitmq in labs. ......................................................................
Increase the filehandle limit for rabbitmq in labs. This is an impulsive change motivated by: - I just saw a talk by some OpenStack admins full of horror stories of cryptic failure cases when the file handle limit is hit - Rabbitmq just now seized up and I had to restart it - https://bugs.launchpad.net/fuel/+bug/1279594 Change-Id: Ie7ce51964accc19e9389c20ef156287af65ab410 --- A modules/openstack/files/rabbitmq/labs-rabbitmq.default M modules/openstack/manifests/queue_server.pp 2 files changed, 27 insertions(+), 0 deletions(-) Approvals: Andrew Bogott: Looks good to me, approved jenkins-bot: Verified diff --git a/modules/openstack/files/rabbitmq/labs-rabbitmq.default b/modules/openstack/files/rabbitmq/labs-rabbitmq.default new file mode 100644 index 0000000..0592815 --- /dev/null +++ b/modules/openstack/files/rabbitmq/labs-rabbitmq.default @@ -0,0 +1,18 @@ +##################################################################### +### THIS FILE IS MANAGED BY PUPPET +### puppet:///modules/openstack/rabbitmq/labs-rabbitmq.default +##################################################################### + + +# This file is sourced by /etc/init.d/rabbitmq-server. Its primary +# reason for existing is to allow adjustment of system limits for the +# rabbitmq-server process. +# +# Default file handles limit is 1024. We need a handle +# for every worker thread of every service on every node +# which shouldn't add up to 1024 but Rabbit has been dying +# and this is an inexpensive thing to try. +# +# Many big production OS installs have this set to 16k or even 64k. +# +ulimit -n 8192 diff --git a/modules/openstack/manifests/queue_server.pp b/modules/openstack/manifests/queue_server.pp index 3a3bf50..b9503ce 100644 --- a/modules/openstack/manifests/queue_server.pp +++ b/modules/openstack/manifests/queue_server.pp @@ -8,6 +8,15 @@ require => Class['openstack::repo']; } + # Turn up the number of allowed file handles for rabbitmq + file { '/etc/default/rabbitmq-server': + ensure => present, + owner => 'root', + group => 'root', + mode => '0444', + source => 'puppet:///modules/openstack/rabbitmq/labs-rabbitmq.default', + } + if $::fqdn == hiera('labs_nova_controller') { service { 'rabbitmq-server': ensure => running, -- To view, visit https://gerrit.wikimedia.org/r/285888 To unsubscribe, visit https://gerrit.wikimedia.org/r/settings Gerrit-MessageType: merged Gerrit-Change-Id: Ie7ce51964accc19e9389c20ef156287af65ab410 Gerrit-PatchSet: 5 Gerrit-Project: operations/puppet Gerrit-Branch: production Gerrit-Owner: Andrew Bogott <[email protected]> Gerrit-Reviewer: Andrew Bogott <[email protected]> Gerrit-Reviewer: Rush <[email protected]> Gerrit-Reviewer: jenkins-bot <> _______________________________________________ MediaWiki-commits mailing list [email protected] https://lists.wikimedia.org/mailman/listinfo/mediawiki-commits
