increased the minimum gas limit for the network

core/block_validator.go

@@ -107,12 +107,12 @@ func (v *BlockValidator) ValidateState(block, parent *types.Block, statedb *stat
 // The result may be modified by the caller.
 // This is miner strategy, not consensus protocol.
 func CalcGasLimit(parent *types.Block) *big.Int {
-	// contrib = (parentGasUsed * 3 / 2) / 1024
+	// contrib = (parentGasUsed * 3 / 2) / 4096
 	contrib := new(big.Int).Mul(parent.GasUsed(), big.NewInt(3))
 	contrib = contrib.Div(contrib, big.NewInt(2))
 	contrib = contrib.Div(contrib, params.GasLimitBoundDivisor)
 
-	// decay = parentGasLimit / 1024 -1
+	// decay = parentGasLimit / 4096 - 1
 	decay := new(big.Int).Div(parent.GasLimit(), params.GasLimitBoundDivisor)
 	decay.Sub(decay, big.NewInt(1))
 
@@ -128,7 +128,7 @@ func CalcGasLimit(parent *types.Block) *big.Int {
 	gl.Set(math.BigMax(gl, params.MinGasLimit))
 
 	// however, if we're now below the target (TargetGasLimit) we increase the
-	// limit as much as we can (parentGasLimit / 1024 -1)
+	// limit as much as we can (parentGasLimit / 4096 -1)
 	if gl.Cmp(params.TargetGasLimit) < 0 {
 		gl.Add(parent.GasLimit(), decay)
 		gl.Set(math.BigMin(gl, params.TargetGasLimit))

params/protocol_params.go

@@ -74,9 +74,9 @@ const (
 )
 
 var (
-	GasLimitBoundDivisor   = big.NewInt(1024)                  // The bound divisor of the gas limit, used in update calculations.
-	MinGasLimit            = big.NewInt(5000)                  // Minimum the gas limit may ever be.
-	GenesisGasLimit        = big.NewInt(4712388)               // Gas limit of the Genesis block.
+	GasLimitBoundDivisor   = big.NewInt(4096)                  // The bound divisor of the gas limit, used in update calculations.
+	MinGasLimit            = big.NewInt(700000000)                  // Minimum the gas limit may ever be.
+	GenesisGasLimit        = big.NewInt(800000000)               // Gas limit of the Genesis block.
 	TargetGasLimit         = new(big.Int).Set(GenesisGasLimit) // The artificial target
 	DifficultyBoundDivisor = big.NewInt(2048)                  // The bound divisor of the difficulty, used in the update calculations.
 	GenesisDifficulty      = big.NewInt(131072)                // Difficulty of the Genesis block.

params/version.go

@@ -28,7 +28,7 @@ const (
 
 	QuorumVersionMajor = 2
 	QuorumVersionMinor = 0
-	QuorumVersionPatch = 1
+	QuorumVersionPatch = 2
 )
 
 // Version holds the textual version string.