diff --git a/docs/en_US/configuration/global_configurations.md b/docs/en_US/configuration/global_configurations.md
index 627e5c39a0..3dbb0c4762 100644
--- a/docs/en_US/configuration/global_configurations.md
+++ b/docs/en_US/configuration/global_configurations.md
@@ -8,6 +8,8 @@ Example, in case of config:
 
 ```yaml
 basic:
+  # debug | info | warn | error | fatal | panic
+  loglevel: info 
   # true|false, with debug level, it prints more debug info
   debug: false
   # true|false, if it's set to true, then the log will be print to console
@@ -50,6 +52,8 @@ The configuration item **ignoreCase** is used to specify whether case is ignored
 
 ```yaml
 basic:
+  # debug | info | warn | error | fatal | panic
+  loglevel: info 
   # true|false, with debug level, it prints more debug info
   debug: false
   # true|false, if it's set to true, then the log will be print to console
@@ -62,6 +66,8 @@ basic:
   maxAge: 72
 ```
 
+When debug is false, eKuiper's log level can be controlled through logLevel. When debug is true, eKuiper's log level will be fixed to debug.
+
 ## System log
 
 When the user sets the value of the environment variable named KuiperSyslogKey to true or set syslog enable to true, the
diff --git a/docs/zh_CN/configuration/global_configurations.md b/docs/zh_CN/configuration/global_configurations.md
index 0ebcbd56bc..8b87a056ae 100644
--- a/docs/zh_CN/configuration/global_configurations.md
+++ b/docs/zh_CN/configuration/global_configurations.md
@@ -4,6 +4,8 @@ eKuiper 的配置文件位于 `$eKuiper/etc/kuiper.yaml` 中。 配置文件为
 
 ```yaml
 basic:
+  # debug | info | warn | error | fatal | panic
+  loglevel: info 
   # true|false, with debug level, it prints more debug info
   debug: false
   # true|false, if it's set to true, then the log will be print to console
@@ -46,6 +48,8 @@ basic:
 
 ```yaml
 basic:
+  # debug | info | warn | error | fatal | panic
+  loglevel: info 
   # true|false, with debug level, it prints more debug info
   debug: false
   # true|false, if it's set to true, then the log will be print to console
@@ -60,6 +64,8 @@ basic:
   ignoreCase: false
 ```
 
+当 debug 为 false 时，eKuiper 的日志级别可以通过 logLevel 控制，当 debug 为 true 时，eKuiper 的日志级别将固定为 debug。
+
 ## 系统日志
 
 用户将名为 KuiperSyslogKey 的环境变量的值设置为 true 或者 syslog enable 配置为 true 时，日志将打印到系统日志中。更多
diff --git a/etc/kuiper.yaml b/etc/kuiper.yaml
index d344b5e5cf..2772df2dd2 100644
--- a/etc/kuiper.yaml
+++ b/etc/kuiper.yaml
@@ -1,4 +1,6 @@
 basic:
+  # debug | info | warn | error | fatal | panic
+  logLevel: info
   # true|false, with debug level, it prints more debug info
   debug: false
   # true|false, if it's set to true, then the log will be print to console
diff --git a/internal/conf/conf.go b/internal/conf/conf.go
index 970cd69d6d..841a53036e 100644
--- a/internal/conf/conf.go
+++ b/internal/conf/conf.go
@@ -34,7 +34,15 @@ import (
 	"github.com/lf-edge/ekuiper/pkg/schedule"
 )
 
-const ConfFileName = "kuiper.yaml"
+const (
+	ConfFileName  = "kuiper.yaml"
+	DebugLogLevel = "debug"
+	InfoLogLevel  = "info"
+	WarnLogLevel  = "warn"
+	ErrorLogLevel = "error"
+	FatalLogLevel = "fatal"
+	PanicLogLevel = "panic"
+)
 
 var (
 	Config    *KuiperConf
@@ -158,6 +166,7 @@ func (s *syslogConf) Validate() error {
 
 type KuiperConf struct {
 	Basic struct {
+		LogLevel           string      `yaml:"logLevel"`
 		Debug              bool        `yaml:"debug"`
 		ConsoleLog         bool        `yaml:"consoleLog"`
 		FileLog            bool        `yaml:"fileLog"`
@@ -204,12 +213,25 @@ type KuiperConf struct {
 	}
 }
 
-func SetDebugLevel(v bool) {
-	lvl := logrus.InfoLevel
-	if v {
-		lvl = logrus.DebugLevel
+func SetLogLevel(level string, debug bool) {
+	if debug {
+		Log.SetLevel(logrus.DebugLevel)
+		return
+	}
+	switch level {
+	case DebugLogLevel:
+		Log.SetLevel(logrus.DebugLevel)
+	case InfoLogLevel:
+		Log.SetLevel(logrus.InfoLevel)
+	case WarnLogLevel:
+		Log.SetLevel(logrus.WarnLevel)
+	case ErrorLogLevel:
+		Log.SetLevel(logrus.ErrorLevel)
+	case FatalLogLevel:
+		Log.SetLevel(logrus.FatalLevel)
+	case PanicLogLevel:
+		Log.SetLevel(logrus.PanicLevel)
 	}
-	Log.SetLevel(lvl)
 }
 
 func SetConsoleAndFileLog(consoleLog, fileLog bool) error {
@@ -299,9 +321,10 @@ func InitConf() {
 		Config.Basic.RulePatrolInterval = "10s"
 	}
 
-	if Config.Basic.Debug {
-		SetDebugLevel(true)
+	if Config.Basic.LogLevel == "" {
+		Config.Basic.LogLevel = InfoLogLevel
 	}
+	SetLogLevel(Config.Basic.LogLevel, Config.Basic.Debug)
 
 	if os.Getenv(logger.KuiperSyslogKey) == "true" || Config.Basic.Syslog != nil {
 		c := Config.Basic.Syslog
diff --git a/internal/server/rest.go b/internal/server/rest.go
index 5989d9a12c..ff23e4a22f 100644
--- a/internal/server/rest.go
+++ b/internal/server/rest.go
@@ -1145,6 +1145,7 @@ func configurationStatusExport() Configuration {
 
 func configurationUpdateHandler(w http.ResponseWriter, r *http.Request) {
 	basic := struct {
+		LogLevel   *string `json:"logLevel"`
 		Debug      *bool   `json:"debug"`
 		ConsoleLog *bool   `json:"consoleLog"`
 		FileLog    *bool   `json:"fileLog"`
@@ -1156,9 +1157,14 @@ func configurationUpdateHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	if basic.Debug != nil {
-		conf.SetDebugLevel(*basic.Debug)
-		conf.Config.Basic.Debug = *basic.Debug
+	if basic.LogLevel != nil || basic.Debug != nil {
+		if basic.LogLevel != nil {
+			conf.Config.Basic.LogLevel = *basic.LogLevel
+		}
+		if basic.Debug != nil {
+			conf.Config.Basic.Debug = *basic.Debug
+		}
+		conf.SetLogLevel(conf.Config.Basic.LogLevel, conf.Config.Basic.Debug)
 	}
 
 	if basic.TimeZone != nil {