Hardware requirements checks

cmd/assessment/main.go

@@ -12,7 +12,7 @@ import (
 	"github.com/multiversx/mx-chain-core-go/core"
 	"github.com/multiversx/mx-chain-go/cmd/assessment/benchmarks"
 	"github.com/multiversx/mx-chain-go/cmd/assessment/benchmarks/factory"
-	"github.com/multiversx/mx-chain-go/cmd/assessment/hostParameters"
+	"github.com/multiversx/mx-chain-go/common/hostParameters"
 	logger "github.com/multiversx/mx-chain-logger-go"
 	"github.com/urfave/cli"
 )

cmd/node/config/config.toml

@@ -35,10 +35,10 @@
     # SyncProcessTimeInMillis is the value in milliseconds used when processing blocks while synchronizing blocks
     SyncProcessTimeInMillis = 12000
 
-   # SetGuardianEpochsDelay represents the delay in epochs between the execution time of the SetGuardian transaction and
-   # the activation of the configured guardian.
-   # Make sure that this is greater than the unbonding period!
-   SetGuardianEpochsDelay = 2 # TODO: for mainnet should be 20, 2 is just for testing
+    # SetGuardianEpochsDelay represents the delay in epochs between the execution time of the SetGuardian transaction and
+    # the activation of the configured guardian.
+    # Make sure that this is greater than the unbonding period!
+    SetGuardianEpochsDelay = 2 # TODO: for mainnet should be 20, 2 is just for testing
 
 [Versions]
     DefaultVersion = "default"

cmd/node/main.go

@@ -6,6 +6,7 @@ import (
 	"runtime"
 	"time"
 
+	"github.com/klauspost/cpuid/v2"
 	"github.com/multiversx/mx-chain-core-go/core"
 	"github.com/multiversx/mx-chain-core-go/core/check"
 	"github.com/multiversx/mx-chain-go/cmd/node/factory"
@@ -129,6 +130,11 @@ func startNodeRunner(c *cli.Context, log logger.Logger, baseVersion string, vers
 	cfgs.FlagsConfig.BaseVersion = baseVersion
 	cfgs.FlagsConfig.Version = version
 
+	err = checkHardwareRequirements()
+	if err != nil {
+		return fmt.Errorf("Hardware Requirements checks failed: %s", err.Error())
+	}
+
 	nodeRunner, errRunner := node.NewNodeRunner(cfgs)
 	if errRunner != nil {
 		return errRunner
@@ -301,3 +307,11 @@ func attachFileLogger(log logger.Logger, flagsConfig *config.ContextFlagsConfig)
 
 	return fileLogging, nil
 }
+
+func checkHardwareRequirements() error {
+	if !cpuid.CPU.Supports(cpuid.SSE4, cpuid.SSE42) {
+		return fmt.Errorf("CPU Flags: Streaming SIMD Extensions 4 required")
+	}
+
+	return nil
+}