From 5581d087021560a4b83cf6434726c00c668abb75 Mon Sep 17 00:00:00 2001
From: LazyDBA247-Anyvision <yonin@anyvision.co>
Date: Thu, 14 Jan 2021 09:48:12 +0200
Subject: [PATCH] K8S mysql connection pool

set max lifetime to 10 minutes, keeping connection "fresh"
and eliminating mysql/memsql closing old connection (causing filer errors)
---
 k8s/seaweedfs/values.yaml | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/k8s/seaweedfs/values.yaml b/k8s/seaweedfs/values.yaml
index cdb9437ee..e08731354 100644
--- a/k8s/seaweedfs/values.yaml
+++ b/k8s/seaweedfs/values.yaml
@@ -298,8 +298,10 @@ filer:
     WEED_MYSQL_HOSTNAME: "mysql-db-host"
     WEED_MYSQL_PORT: "3306"
     WEED_MYSQL_DATABASE: "sw_database"
-    WEED_MYSQL_CONNECTION_MAX_IDLE: "10"
-    WEED_MYSQL_CONNECTION_MAX_OPEN: "150"
+    WEED_MYSQL_CONNECTION_MAX_IDLE: "5"
+    WEED_MYSQL_CONNECTION_MAX_OPEN: "75"
+    # "refresh" connection every 10 minutes, eliminating mysql closing "old" connections
+    WEED_MYSQL_CONNECTION_MAX_LIFETIME_SECONDS: "600"
     # enable usage of memsql as filer backend
     WEED_MYSQL_INTERPOLATEPARAMS: "true"
     WEED_LEVELDB2_ENABLED: "false"