fix cron

pkg/common/logger/config.go

@@ -0,0 +1,23 @@
+package log
+
+type Config struct {
+	JSON  bool   `yaml:"json"`
+	Level string `yaml:"level"`
+	// true to enable log sampling, where the same log message and level will be throttled.
+	// we have two layers of sampling
+	// 1. global sampling - within a second, it will log the first SampleInitial, then every SampleInterval messages.
+	// 2. per participant/track sampling - to be used with Logger.WithItemSampler(). This would be used to throttle
+	//    the logs for a particular participant/track.
+	Sample bool `yaml:"sample,omitempty"`
+
+	// global sampling per server
+	// when sampling, the first N logs will be logged
+	SampleInitial int `yaml:"sample_initial,omitempty"`
+	// when sampling, every Mth log will be logged
+	SampleInterval int `yaml:"sample_interval,omitempty"`
+
+	// participant/track level sampling
+	ItemSampleSeconds  int `yaml:"item_sample_seconds,omitempty"`
+	ItemSampleInitial  int `yaml:"item_sample_initial,omitempty"`
+	ItemSampleInterval int `yaml:"item_sample_interval,omitempty"`
+}