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No longer using memcached. Replication settings for standalong mariadb. Use --single-transaction in mariadb replica-watcher so mysqldump does not lock tables. Added horizontal pod autoscaler to the app statefulset

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This commit is contained in:
Jacob Cody Wimer
2025-10-30 08:50:31 -04:00
parent 6e9554be55
commit 92bd06fe3c
4 changed files with 33 additions and 65 deletions
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4
deploy/kubernetes/manifests/mariadb-replica-watcher.yaml
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@@ -122,12 +122,12 @@ spec:
DUMP_FILE="/tmp/${DB_NAME}_backup.sql"
echo "Dumping ${DB_NAME} from master ${MASTER_SERVICE_HOST}" | tee -a "$LOG"
if command -v timeout >/dev/null 2>&1; then
if ! timeout 300 mysqldump --protocol=TCP -h "$MASTER_SERVICE_HOST" -uroot -p"$MARIADB_ROOT_PASSWORD" "$DB_NAME" \
if ! timeout 300 mysqldump --protocol=TCP -h "$MASTER_SERVICE_HOST" -uroot -p"$MARIADB_ROOT_PASSWORD" --single-transaction "$DB_NAME" \
| tee "$DUMP_FILE" >/dev/null 2>>"$LOG"; then
echo "Dump FAILED; aborting this cycle" | tee -a "$LOG"; sleep 120; continue
fi
else
if ! mysqldump --protocol=TCP -h "$MASTER_SERVICE_HOST" -uroot -p"$MARIADB_ROOT_PASSWORD" "$DB_NAME" \
if ! mysqldump --protocol=TCP -h "$MASTER_SERVICE_HOST" -uroot -p"$MARIADB_ROOT_PASSWORD" --single-transaction "$DB_NAME" \
| tee "$DUMP_FILE" >/dev/null 2>>"$LOG"; then
echo "Dump FAILED; aborting this cycle" | tee -a "$LOG"; sleep 120; continue
fi