diff --git a/builder/virtualbox/common/vboxmanage_config.go b/builder/virtualbox/common/vboxmanage_config.go
index b243400a1..1670aee0d 100644
--- a/builder/virtualbox/common/vboxmanage_config.go
+++ b/builder/virtualbox/common/vboxmanage_config.go
@@ -1,10 +1,6 @@
 package common
 
 import (
-	"fmt"
-	"strconv"
-
-	"github.com/mitchellh/packer/common"
 	"github.com/mitchellh/packer/template/interpolate"
 )
 
@@ -15,25 +11,7 @@ type VBoxManageConfig struct {
 func (c *VBoxManageConfig) Prepare(ctx *interpolate.Context) []error {
 	if c.VBoxManage == nil {
 		c.VBoxManage = make([][]string, 0)
-		return nil
-	}
-
-	var errs []error
-	var err error
-	var desiredMem uint64
-
-	for _, cmd := range c.VBoxManage {
-		if cmd[2] == "--memory" {
-			desiredMem, err = strconv.ParseUint(cmd[3], 10, 64)
-			if err != nil {
-				errs = append(errs, fmt.Errorf("Error parsing string: %s", err))
-			}
-		}
-	}
-
-	if err = common.AvailableMem(desiredMem); err != nil {
-		errs = append(errs, fmt.Errorf("Unavailable Resources: %s", err))
 	}
 
-	return errs
+	return nil
 }
diff --git a/builder/virtualbox/iso/builder.go b/builder/virtualbox/iso/builder.go
index c30fd83ee..b8b08959a 100644
--- a/builder/virtualbox/iso/builder.go
+++ b/builder/virtualbox/iso/builder.go
@@ -152,12 +152,6 @@ func (b *Builder) Prepare(raws ...interface{}) ([]string, error) {
 		b.config.GuestAdditionsSHA256 = strings.ToLower(b.config.GuestAdditionsSHA256)
 	}
 
-	// Determine if DiskSize is able to be allocated
-	if err = common.AvailableDisk(uint64(b.config.DiskSize)); err != nil {
-		errs = packer.MultiErrorAppend(errs,
-			fmt.Errorf("Unavailable Resources: %s", err))
-	}
-
 	// Warnings
 	if b.config.ShutdownCommand == "" {
 		warnings = append(warnings,
diff --git a/builder/vmware/common/vmx_config.go b/builder/vmware/common/vmx_config.go
index 6a707abe0..aac16d1e0 100644
--- a/builder/vmware/common/vmx_config.go
+++ b/builder/vmware/common/vmx_config.go
@@ -1,10 +1,6 @@
 package common
 
 import (
-	"fmt"
-	"strconv"
-
-	"github.com/mitchellh/packer/common"
 	"github.com/mitchellh/packer/template/interpolate"
 )
 
@@ -14,22 +10,5 @@ type VMXConfig struct {
 }
 
 func (c *VMXConfig) Prepare(ctx *interpolate.Context) []error {
-	var errs []error
-	var err error
-	var desiredMem uint64
-
-	for k, v := range c.VMXData {
-		if k == "memsize" {
-			desiredMem, err = strconv.ParseUint(v, 10, 64)
-			if err != nil {
-				errs = append(errs, fmt.Errorf("Error parsing string: %s", err))
-			}
-		}
-	}
-
-	if err = common.AvailableMem(desiredMem); err != nil {
-		errs = append(errs, fmt.Errorf("Unavailable Resources: %s", err))
-	}
-
-	return errs
+	return nil
 }
diff --git a/builder/vmware/iso/builder.go b/builder/vmware/iso/builder.go
index d62c0eff7..95395c73c 100755
--- a/builder/vmware/iso/builder.go
+++ b/builder/vmware/iso/builder.go
@@ -171,12 +171,6 @@ func (b *Builder) Prepare(raws ...interface{}) ([]string, error) {
 		}
 	}
 
-	// Determine if DiskSize is able to be allocated
-	if err = common.AvailableDisk(uint64(b.config.DiskSize)); err != nil {
-		errs = packer.MultiErrorAppend(errs,
-			fmt.Errorf("Unavailable Resources: %s", err))
-	}
-
 	// Warnings
 	if b.config.ShutdownCommand == "" {
 		warnings = append(warnings,
diff --git a/common/resources_linux.go b/common/resources_linux.go
deleted file mode 100644
index fd9b0cf16..000000000
--- a/common/resources_linux.go
+++ /dev/null
@@ -1,37 +0,0 @@
-package common
-
-import (
-	"fmt"
-	"os"
-
-	sigar "github.com/cloudfoundry/gosigar"
-)
-
-func AvailableMem(desired uint64) error {
-	free := freeMem()
-	if desired > free {
-		return fmt.Errorf("RAM - Requested - %dMB - Available %dMB", desired, free)
-	}
-	return nil
-}
-
-func freeMem() uint64 {
-	mem := sigar.Mem{}
-	mem.Get()
-	return (mem.Free / 1024 / 1024)
-}
-
-func AvailableDisk(desired uint64) error {
-	free := freeDisk()
-	if desired > free {
-		return fmt.Errorf("Disk - Requested - %dMB - Available %dMB", desired, free)
-	}
-	return nil
-}
-
-func freeDisk() uint64 {
-	disk := sigar.FileSystemUsage{}
-	workingDirectory, _ := os.Getwd()
-	disk.Get(workingDirectory)
-	return (disk.Avail / 1024)
-}
diff --git a/common/resources_universal.go b/common/resources_universal.go
deleted file mode 100644
index 3ecc7d2e8..000000000
--- a/common/resources_universal.go
+++ /dev/null
@@ -1,11 +0,0 @@
-// +build !linux
-
-package common
-
-func AvailableMem(desired uint64) error {
-	return nil
-}
-
-func AvailableDisk(desired uint64) error {
-	return nil
-}