[Moonbeam] Increase block gas limit from 15 mlns to 30 mlns (#2866)

* raise block gas limit to 30 mlns
* Increase test gas limits

runtime/moonbeam/src/lib.rs

@@ -156,7 +156,7 @@ pub mod currency {
 
 /// Maximum weight per block
 pub const MAXIMUM_BLOCK_WEIGHT: Weight = Weight::from_parts(WEIGHT_REF_TIME_PER_SECOND, u64::MAX)
-	.saturating_div(2)
+	.saturating_mul(1)
 	.set_proof_size(relay_chain::MAX_POV_SIZE as u64);
 
 pub const MILLISECS_PER_BLOCK: u64 = 6_000;
@@ -399,8 +399,8 @@ impl pallet_evm_chain_id::Config for Runtime {}
 
 /// Current approximation of the gas/s consumption considering
 /// EVM execution over compiled WASM (on 4.4Ghz CPU).
-/// Given the 500ms Weight, from which 75% only are used for transactions,
-/// the total EVM execution gas limit is: GAS_PER_SECOND * 0.500 * 0.75 ~= 15_000_000.
+/// Given the 1000ms Weight, from which 75% only are used for transactions,
+/// the total EVM execution gas limit is: GAS_PER_SECOND * 1 * 0.75 ~= 30_000_000.
 pub const GAS_PER_SECOND: u64 = 40_000_000;
 
 /// Approximate ratio of the amount of Weight per Gas.
@@ -433,9 +433,9 @@ parameter_types! {
 	///     (max_extrinsic.ref_time() / max_extrinsic.proof_size()) / WEIGHT_PER_GAS
 	/// )
 	/// We should re-check `xcm_config::Erc20XcmBridgeTransferGasLimit` when changing this value
-	pub const GasLimitPovSizeRatio: u64 = 4;
+	pub const GasLimitPovSizeRatio: u64 = 8;
 	/// The amount of gas per storage (in bytes): BLOCK_GAS_LIMIT / BLOCK_STORAGE_LIMIT
-	/// The current definition of BLOCK_STORAGE_LIMIT is 40 KB, resulting in a value of 366.
+	/// The current definition of BLOCK_STORAGE_LIMIT is 80 KB, resulting in a value of 366.
 	pub GasLimitStorageGrowthRatio: u64 = 366;
 }
 
@@ -1823,7 +1823,7 @@ mod tests {
 	#[test]
 	fn test_storage_growth_ratio_is_correct() {
 		// This is the highest amount of new storage that can be created in a block 40 KB
-		let block_storage_limit = 40 * 1024;
+		let block_storage_limit = 80 * 1024;
 		let expected_storage_growth_ratio = BlockGasLimit::get()
 			.low_u64()
 			.saturating_div(block_storage_limit);

runtime/moonbeam/src/xcm_config.rs

@@ -676,7 +676,7 @@ parameter_types! {
 
 	// To be able to support almost all erc20 implementations,
 	// we provide a sufficiently hight gas limit.
-	pub Erc20XcmBridgeTransferGasLimit: u64 = 200_000;
+	pub Erc20XcmBridgeTransferGasLimit: u64 = 400_000;
 }
 
 impl pallet_erc20_xcm_bridge::Config for Runtime {

runtime/moonbeam/tests/xcm_mock/parachain.rs

@@ -826,8 +826,8 @@ impl pallet_timestamp::Config for Runtime {
 use sp_core::U256;
 
 const MAX_POV_SIZE: u64 = 5 * 1024 * 1024;
-/// Block storage limit in bytes. Set to 40 KB.
-const BLOCK_STORAGE_LIMIT: u64 = 40 * 1024;
+/// Block storage limit in bytes. Set to 80 KB.
+const BLOCK_STORAGE_LIMIT: u64 = 80 * 1024;
 
 parameter_types! {
 	pub BlockGasLimit: U256 = U256::from(u64::MAX);

test/helpers/constants.ts

@@ -103,16 +103,16 @@ export const RUNTIME_CONSTANTS = {
     MAX_BASE_FEE_IN_WEI: "12500000000000000",
     TARGET_FILL_PERMILL: new RuntimeConstant({ 3000: 350_000n, 2801: 500_000n, 0: 250_000n }),
     // Deadline for block production in miliseconds
-    DEADLINE_MILISECONDS: 500n,
+    DEADLINE_MILISECONDS: 1000n,
     // Caclulated as the weight per second by the deadline in seconds
-    BLOCK_WEIGHT_LIMIT: 500_000_000_000n,
+    BLOCK_WEIGHT_LIMIT: 1_000_000_000_000n,
     // Gas limit considering the block utilization threshold (75%)
-    GAS_LIMIT: 15_000_000n,
+    GAS_LIMIT: 30_000_000n,
     // Maximum extrinsic weight is taken from the max allowed transaction weight per block (75%),
     // minus the block initialization (10%) and minus the extrinsic base cost.
-    EXTRINSIC_GAS_LIMIT: 13_000_000n,
+    EXTRINSIC_GAS_LIMIT: 26_000_000n,
     // Maximum Gas to PoV ratio used in the gasometer
-    GAS_PER_POV_BYTES: 4n,
+    GAS_PER_POV_BYTES: 8n,
   },
 } as const;