Wait for DB writes only on reads

In this patch we change the value of mysql_wsrep_sync_wait to 1 to only wait on reads. Signed-off-by: Francesco Pantano <[email protected]>
stuggi · Jun 5, 2024 · 980c318 · 980c318
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commit 980c318
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/templates/common/config/00-config.conf b/templates/common/config/00-config.conf
@@ -32,6 +32,11 @@ use_keystone_limits = {{ .QuotaEnabled }}
 connection = {{ .DatabaseConnection }}
 max_retries = -1
 db_max_retries = -1
+# Wait for writes to complete when doing reads
+# Relevant for multi-master deployments so that workers table, and possibly
+# other tables, work as intended
+# https://mariadb.com/docs/server/ref/mdb/system-variables/wsrep_sync_wait/
+mysql_wsrep_sync_wait = 1
 
 [file]
 filesystem_store_datadir = /var/lib/glance/images