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SQLStore: Optionally retry queries if sqlite returns database is locked (#56096)

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* SQLStore: Retry queries if sqlite returns database is locked

* Configurable retries

* Apply suggestions from code review

Co-authored-by: Christopher Moyer <35463610+chri2547@users.noreply.github.com>
This commit is contained in:
Sofia Papagiannaki
2022-10-17 21:23:44 +03:00
committed by GitHub
co-authored by Christopher Moyer
parent 920d2aa599
commit 46fb4081ba
8 changed files with 122 additions and 11 deletions
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conf/sample.ini
+6
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@@ -130,6 +130,12 @@
# For "mysql" only if migrationLocking feature toggle is set. How many seconds to wait before failing to lock the database for the migrations, default is 0.
;locking_attempt_timeout_sec = 0
# For "sqlite" only. How many times to retry query in case of database is locked failures. Default is 0 (disabled).
;query_retries = 0
# For "sqlite" only. How many times to retry transaction in case of database is locked failures. Default is 5.
;transaction_retries = 5
################################### Data sources #########################
[datasources]
# Upper limit of data sources that Grafana will return. This limit is a temporary configuration and it will be deprecated when pagination will be introduced on the list data sources API.