From 7f458d5e78e380890771d925fee3df4f5f692e78 Mon Sep 17 00:00:00 2001 From: LazyDBA247-Anyvision Date: Mon, 15 Feb 2021 07:45:09 +0200 Subject: better postgres connection pool management adding SetConnMaxLifetime configuration (https://golang.org/pkg/database/sql/#DB.SetConnMaxLifetime) to enable refresh of stale connections. --- weed/filer/postgres2/postgres2_store.go | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'weed/filer/postgres2/postgres2_store.go') diff --git a/weed/filer/postgres2/postgres2_store.go b/weed/filer/postgres2/postgres2_store.go index 94c760401..44487fd0e 100644 --- a/weed/filer/postgres2/postgres2_store.go +++ b/weed/filer/postgres2/postgres2_store.go @@ -4,6 +4,7 @@ import ( "context" "database/sql" "fmt" + "time" "github.com/chrislusf/seaweedfs/weed/filer" "github.com/chrislusf/seaweedfs/weed/filer/abstract_sql" @@ -40,10 +41,11 @@ func (store *PostgresStore2) Initialize(configuration util.Configuration, prefix configuration.GetString(prefix+"sslmode"), configuration.GetInt(prefix+"connection_max_idle"), configuration.GetInt(prefix+"connection_max_open"), + configuration.GetInt(prefix+"connection_max_lifetime_seconds"), ) } -func (store *PostgresStore2) initialize(createTable, user, password, hostname string, port int, database, schema, sslmode string, maxIdle, maxOpen int) (err error) { +func (store *PostgresStore2) initialize(createTable, user, password, hostname string, port int, database, schema, sslmode string, maxIdle, maxOpen, maxLifetimeSeconds int) (err error) { store.SupportBucketTable = true store.SqlGenerator = &postgres.SqlGenPostgres{ @@ -74,6 +76,7 @@ func (store *PostgresStore2) initialize(createTable, user, password, hostname st store.DB.SetMaxIdleConns(maxIdle) store.DB.SetMaxOpenConns(maxOpen) + store.DB.SetConnMaxLifetime(time.Duration(maxLifetimeSeconds) * time.Second) if err = store.DB.Ping(); err != nil { return fmt.Errorf("connect to %s error:%v", sqlUrl, err) -- cgit v1.2.3