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Posted to commits@airflow.apache.org by GitBox <gi...@apache.org> on 2021/01/29 16:44:29 UTC

[GitHub] [airflow] kaxil commented on a change in pull request #13969: Docs: Fix FAQ on scheduler latency

kaxil commented on a change in pull request #13969:
URL: https://github.com/apache/airflow/pull/13969#discussion_r566951640



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File path: docs/apache-airflow/faq.rst
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@@ -205,11 +205,8 @@ This means ``explicit_defaults_for_timestamp`` is disabled in your mysql server
 How to reduce airflow dag scheduling latency in production?
 -----------------------------------------------------------
 
-- ``parsing_processes``: Scheduler will spawn multiple threads in parallel to parse dags.
-  This is controlled by ``parsing_processes`` with default value of 2.
-  User should increase this value to a larger value (e.g numbers of cpus where scheduler runs + 1) in production.
-- If you're using Airflow 1.10.x, consider moving to Airflow 2, which has reduced dag scheduling latency dramatically,
-  and allows for running multiple schedulers.
+Airflow 2 has low DAG scheduling latency out of the box (particularly when compare with Airflow 1.10.x),

Review comment:
       ```suggestion
   Airflow 2 has low DAG scheduling latency out of the box (particularly when compared with Airflow 1.10.x),
   ```




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