resourcegroup

Documentation

Index

• Constants
• type RunawayChecker

Constants

const DefaultResourceGroupName = "default"

DefaultResourceGroupName is the default resource group name.

Types

type RunawayChecker

type RunawayChecker interface {
	// BeforeExecutor checks whether query is in watch list before executing and after compiling.
	BeforeExecutor() (string, error)
	// BeforeCopRequest checks runaway and modifies the request if necessary before sending coprocessor request.
	BeforeCopRequest(req *tikvrpc.Request) error
	// CheckThresholds checks TiKV error whether it exceeds the threshold.
	CheckThresholds(ruDetail *util.RUDetails, processKeys int64, err error) error
	// ResetTotalProcessedKeys resets the current total processed keys.
	ResetTotalProcessedKeys()
	// CheckAction is used to check current action of the query.
	// It's safe to call this method concurrently.
	CheckAction() rmpb.RunawayAction
	// CheckRuleKillAction checks whether the query should be killed according to the group settings.
	CheckRuleKillAction() (string, bool)
}

RunawayChecker is used to check runaway queries.