Services on Webscale Product Documentation

Image monitor

Mon, 01 Jan 0001 00:00:00 +0000

To configure the image monitor, provide values in /etc/image-monitor.env and issue the command sudo systemctl enable --now image-monitor. Logs are in /var/log/image-monitor.log.

# Set the cluster id whose CONTAINER_IMAGE_URI metadata setting is used to
# update the local variables.php.image_uri stacker variable that is propagated
# to PHP_IMAGE_URI in the /etc/php/php-fpm.env on each update.
CLUSTER_ID=""

# The token used must be allowed to GET /v2/clusters in the account whose image
# is being monitored.
WEBSCALE_API_TOKEN=""

MySQL

Mon, 01 Jan 0001 00:00:00 +0000

Stack variables

mysql.variant

Default: mysql. One of mysql or mariadb.

The service is always named mysql, even when a mariadb variant is used.

mysql.version

Default: 8.4 for variant mysql. 10.11 for variant mariadb.

This version can be any version published as an Docker Official Image.

OpenSearch

Mon, 01 Jan 0001 00:00:00 +0000

Stack variables

opensearch.memory

Default 512m. Specifies amount of heap allocated to the OpenSearch process with -Xms and -Xmx.

PHP-FPM

Mon, 01 Jan 0001 00:00:00 +0000

The php-fpm service is started to serve a PHP application for all PHP stack types: magento, shopware, and wordpress. It runs in a container with a tiny built-in HTTP <-> FastCGI proxy that configures its behavior according to the stack type.

Stack variables

php.version

When a custom image is not used, sets the PHP version of the php container image used.

php.image_uri

Specifies a custom image to run in a PHP-FPM web container and the dev command. This should usually not be configured in the stack variables directly and is automatically set when a custom image for a cluster or Essentials server is used. For Standard stacks and higher, the use of CodeDirect allows for custom images to automatically be configured on a web server, and when combined with the image monitor , on the core server.

RabbitMQ

Mon, 01 Jan 0001 00:00:00 +0000

This server utilizes the latest version published in the image catalog .

Supervisor

Mon, 01 Jan 0001 00:00:00 +0000

Configuration files

Configuration files may be placed on the core server host in directory /etc/supervisor or in the container image in directory /etc/supervisor/conf.d. Configuration files must have the suffix .conf. Host configuration will override container image configuration.

Enabling

This is an optional service, enable it with sudo systemctl enable --now supervisor.

Control

The supervisorctl may be run on the core server host.

Valkey persistent

Mon, 01 Jan 0001 00:00:00 +0000

The persistent service persistently stores its contents to disk at /var/lib/valkey.

Stack variables

valkey.version

Default: 8. The version of Valkey used. This is any valid tag for an official image .

valkey.persistent.maxmemory

Default: 100mb. The Valkey configuration for maxmemory.

valkey.persistent.maxmemory_policy

Default: allkeys-lru. The Valkey configuration for maxmemory-policy.

Valkey volatile

Mon, 01 Jan 0001 00:00:00 +0000

Stack variables

valkey.version

Default: 8. The version of Valkey used. This is any valid tag for an official image .

valkey.volatile.maxmemory

Default: 1gb. The Valkey configuration for maxmemory.

valkey.volatile.maxmemory_policy

Default: volatile-lru. The Valkey configuration for maxmemory-policy.

Vinyl

Mon, 01 Jan 0001 00:00:00 +0000

Stack variables

vinyl.cache_size

When set, enables a Vinyl cache. This is any value taken for the size of a Vinyl pool. For example: 1G.

Standard vinyl parameters

Variable	Vinyl parameter	Default
vinyl.workspace_client	workspace_client	131072
vinyl.workspace_backend	workspace_backend	229376
vinyl.http_resp_size	http_resp_size	131072
vinyl.http_resp_hdr_len	http_resp_hdr_len	131072
vinyl.thread_queue_limit	thread_queue_limit	100