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Valkey - Advanced parameters references

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This guide lists most of the supported advanced parameters that allow you to configure your Cloud Databases for Valkey according to your use cases.

 

Requirements

 

Instructions

Warning

NOTE: The management of advanced parameters is not supported via Terraform.

Using the OVHcloud Control Panel

Please refer to this guide to find out how to change your advanced parameters from the OVHcloud Control Panel.

 

Using API

Please refer to this guide to find out how to change your advanced parameters from the OVHcloud API.

 

Advanced parameters for Valkey

You can find a complete list of configuration options via OVHcloud API. Below is a summary of most configuration options available for Valkey service:

Parameterredis_acl_channels_default
Value typestring
Minimum"allchannels", "resetchannels"
Maximum 
Values 
DescriptionDetermines default pub/sub channels' ACL for new users if ACL is not supplied. When this option is not defined, all_channels is assumed to keep backward compatibility. This option doesn't affect Redis configuration acl-pubsub-default.

 

Parameterredis_io_threads
Value typelong
Minimum1
Maximum32
Values 
DescriptionRedis IO thread count

 

Parameterredis_lfu_decay_time
Value typelong
Minimum1
Maximum120
Values 
DescriptionLFU maxmemory-policy counter decay time in minutes

 

Parameterredis_lfu_log_factor
Value typelong
Minimum0
Maximum100
Values 
DescriptionCounter logarithm factor for volatile-lfu and allkeys-lfu maxmemory-policies

 

Parameterredis_notify_keyspace_events
Value typestring
Minimum 
Maximum 
Values 
DescriptionSet notify-keyspace-events option

 

Parameterredis_number_of_databases
Value typelong
Minimum1
Maximum128
Values 
DescriptionSet number of redis databases. Changing this will cause a restart of redis service.

 

Parameterredis_persistence
Value typestring
Minimum 
Maximum 
Values"off", "rdb"
DescriptionWhen persistence is 'rdb', Redis does RDB dumps every 10 minutes if any key is changed. Also, RDB dumps are done according to the backup schedule for backup purposes. When persistence is 'off', no RDB dumps and backups are done, so data can be lost at any moment if the service is restarted for any reason, or if the service is powered off. Also, service can't be forked.

 

Parameterredis_pubsub_client_output_buffer_limit
Value typelong
Minimum32
Maximum512
Values 
DescriptionSet output buffer limit for pub / sub clients in MB. The value is the hard limit, the soft limit is 1/4 of the hard limit. When setting the limit, be mindful of the available memory in the selected service plan.

 

Parameterredis_ssl
Value typeboolean
Minimum 
Maximum 
Values 
DescriptionRequire SSL to access Redis

 

Parameterredis_timeout
Value typelong
Minimum0
Maximum31536000
Values 
DescriptionRedis idle connection timeout in seconds

 

Go further

Browse all the Databases guides.

Browse the rest of the OVHcloud US documentation for guides on our other products and services.

Learn more about Managed Databases on the OVHcloud US website.