Change MQTT tuning procedure to a "custom-hiera"-based one #4262
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| [id="Increasing_host_limit_for_pull_based_REX_transport_{context}"] | ||||||
| = Increasing host limit for pull-based REX transport | ||||||
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| You can tune the `mosquitto` MQTT server and increase the maximum number of hosts connected to it. | ||||||
| By default, {SmartProxies} support a maximum of 1014 connected hosts. | ||||||
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| This example configures the `mosquitto` service on a {ProjectServer} or {SmartProxyServer} to handle up to 5000 hosts. | ||||||
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| .Prerequisites | ||||||
| * You have enabled pull-based remove execution on your {SmartProxy}. | ||||||
| + | ||||||
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We don't need a line break between these sentences. Example: https://github.com/theforeman/foreman-documentation/blob/master/guides/common/modules/proc_installing-and-configuring-puppet-agent-during-host-provisioning.adoc?plain=1#L10 |
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| For more information, see {InstallingSmartProxyDocURL}configuring-pull-based-transport-for-remote-execution_{smart-proxy-context}[Configuring pull-based transport for remote execution] in _{InstallingSmartProxyDocTitle}_. | ||||||
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| .Procedure | ||||||
| . On your {SmartProxy}, set the upper limit of connected hosts for pull-based remote execution in `/etc/foreman-installer/custom-hiera.yaml`: | ||||||
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| [options="nowrap", subs="+quotes,verbatim,attributes"] | ||||||
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| ---- | ||||||
| systemd::dropin_files: | ||||||
| limits.conf: | ||||||
| unit: mosquitto.service | ||||||
| content: "[Service]\nLimitNOFILE=5000\n" | ||||||
| ---- | ||||||
| . Re-run the installer for the changes to take effect: | ||||||
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| [options="nowrap", subs="+quotes,verbatim,attributes"] | ||||||
| ---- | ||||||
| # {foreman-installer} | ||||||
| ---- | ||||||
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"{ProjectServer}" can resolve to "orcharhino Server", which would lead to "a orcharhino Server". I have two suggestions: Either ".. on your {SmartProxy}" or "on your {ProjectServer} or {SmartProxyServer}".