Docsite: update user_guide/playbooks_async (#72115) (#72193)

(cherry picked from commit 30a651bca3)
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Andrew Klychkov 4 years ago committed by GitHub
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commit 843ebcc436
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@ -46,8 +46,8 @@ To avoid timeouts on a task, specify its maximum runtime and how frequently you
tasks:
- name: simulate long running op (15 sec), wait for up to 45 sec, poll every 5 sec
command: /bin/sleep 15
- name: Simulate long running op (15 sec), wait for up to 45 sec, poll every 5 sec
ansible.builtin.command: /bin/sleep 15
async: 45
poll: 5
@ -76,8 +76,8 @@ To run a playbook task asynchronously::
tasks:
- name: simulate long running op, allow to run for 45 sec, fire and forget
command: /bin/sleep 15
- name: Simulate long running op, allow to run for 45 sec, fire and forget
ansible.builtin.command: /bin/sleep 15
async: 45
poll: 0
@ -85,19 +85,19 @@ To run a playbook task asynchronously::
Do not specify a poll value of 0 with operations that require exclusive locks (such as yum transactions) if you expect to run other commands later in the playbook against those same resources.
.. note::
Using a higher value for ``--forks`` will result in kicking off asynchronous tasks even faster. This also increases the efficiency of polling.
Using a higher value for ``--forks`` will result in kicking off asynchronous tasks even faster. This also increases the efficiency of polling.
If you need a synchronization point with an async task, you can register it to obtain its job ID and use the :ref:`async_status <async_status_module>` module to observe it in a later task. For example::
- name: 'YUM - async task'
yum:
- name: Run an async task
ansible.builtin.yum:
name: docker-io
state: present
async: 1000
poll: 0
register: yum_sleeper
- name: 'YUM - check on async task'
- name: Check on an async task
async_status:
jid: "{{ yum_sleeper.ansible_job_id }}"
register: job_result
@ -131,7 +131,7 @@ To run multiple asynchronous tasks while limiting the number of tasks running co
# execute_batch.yml
#####################
- name: Async sleeping for batched_items
command: sleep {{ async_item }}
ansible.builtin.command: sleep {{ async_item }}
async: 45
poll: 0
loop: "{{ durations }}"

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