diff options
Diffstat (limited to 'internal/config/config.go')
| -rw-r--r-- | internal/config/config.go | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/internal/config/config.go b/internal/config/config.go index 73924c42..bd5994d2 100644 --- a/internal/config/config.go +++ b/internal/config/config.go @@ -84,6 +84,10 @@ type Config struct { DBSecret, DBUser, DBHost, DBPort, DBName, DBSSL string DBSecondaryHost string // DB host to use if first one is down DBPassword string `json:"-" yaml:"-"` + DBMaxOpenConns int + DBMaxIdleConns int + DBConnMaxLifetime time.Duration + DBConnMaxIdleTime time.Duration // Configuration for redis page cache. RedisCacheHost, RedisCachePort string @@ -146,6 +150,22 @@ func (c *Config) AppVersionLabel() string { // but we set this longer for the worker. const StatementTimeout = 30 * time.Minute +const ( + // DefaultDBMaxOpenConns is the default maximum number of open connections to the database. + // 80 is a safe value for Cloud Run instances, which have a hard limit of 100. + DefaultDBMaxOpenConns = 80 + + // DefaultDBMaxIdleConns is the default maximum number of idle connections in the pool. + // 10 is a conservative value for horizontal scaling. + DefaultDBMaxIdleConns = 10 + + // DefaultDBConnMaxLifetime is the default maximum amount of time a connection may be reused. + DefaultDBConnMaxLifetime = time.Hour + + // DefaultDBConnMaxIdleTime is the default maximum amount of time a connection may be idle. + DefaultDBConnMaxIdleTime = 10 * time.Minute +) + // SourceTimeout is the value of the timeout for source.Client, which is used // to fetch source code from third party URLs. const SourceTimeout = 1 * time.Minute |