Installs TimeScaleDB on top of PostgreSQL https://www.timescale.com

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Andrea Dell'Amico c785e788ca Update the apt cache when the repo changes.		2 months ago
defaults	Some configuration files must live in a file.	5 months ago
handlers	Initial commit	3 years ago
meta	Do not use "action configfile" anymore.	5 months ago
tasks	Update the apt cache when the repo changes.	2 months ago
templates	Some configuration files must live in a file.	5 months ago
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vars	Make the postgresql version changeable.	5 months ago
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README.md	Do not use "action configfile" anymore.	5 months ago

README.md

Role Name

A role that installs a TimeScaleDB instance. See https://docs.timescale.com/self-hosted/latest/install/installation-linux/

Role Variables

The most important variables are listed below:

timescale_db_ubuntu_repo: 'deb https://packagecloud.io/timescale/timescaledb/ubuntu/ $(lsb_release -c -s) main'
timescale_db_pkg: 'timescaledb-2-postgresql-{{ psql_version }}'
timescale_db_deb_pkgs: '{{ timescale_db_pkg }}'

timescale_db_el_pkgs:
  - '{{ timescale_db_pkg }}'
  - libpq5-devel

timescaledb_configuration_settings:
  - { name: 'timescaledb.last_tuned', value: "'{{ ansible_date_time.date }}T{{ ansible_date_time.time }}{{ ansible_date_time.tz_offset }}'", set: 'True' }
#  - { name: 'timescaledb.last_tuned_version', value: "'0.11.0'", set: 'True' }
  - { name: 'timescaledb.max_background_workers', value: '{{ ansible_processor_vcpus * 2 }}', set: 'True' }
  - { name: 'max_worker_processes', value: '{{ (ansible_processor_vcpus * 4) - 1 }}', set: 'True' }
  - { name: 'max_parallel_workers_per_gather', value: '{{ (ansible_processor_vcpus / 2) | int }}', set: 'True' }
  - { name: 'max_parallel_workers ', value: '{{ ansible_processor_vcpus }}', set: 'True' }
  - { name: 'default_statistics_target', value: '{{ (ansible_memtotal_mb / 16) | int }}', set: 'True' }
  - { name: 'random_page_cost', value: '1.1', set: 'True' }
  - { name: 'checkpoint_completion_target', value: '0.9', set: 'True' }
  - { name: 'max_locks_per_transaction', value: '{{ ((ansible_memtotal_mb / 512) * ansible_processor_vcpus) | int }}', set: 'True' }
  - { name: 'effective_io_concurrency', value: '200', set: 'True' }

Dependencies

None

License

EUPL-1.2

Author Information

Andrea Dell'Amico, andrea.dellamico@isti.cnr.it