bool UIMachineSettingsSystem::validate(QList<UIValidationMessage> &messages)
{
/* Pass by default: */
bool fPass = true;
/* Motherboard tab: */
{
/* Prepare message: */
UIValidationMessage message;
message.first = VBoxGlobal::removeAccelMark(m_pTabWidgetSystem->tabText(0));
/* RAM amount test: */
ulong uFullSize = vboxGlobal().host().GetMemorySize();
if (m_pSliderMemorySize->value() > (int)m_pSliderMemorySize->maxRAMAlw())
{
message.second << tr(
"More than <b>%1%</b> of the host computer's memory (<b>%2</b>) is assigned to the virtual machine. "
"Not enough memory is left for the host operating system. Please select a smaller amount.")
.arg((unsigned)qRound((double)m_pSliderMemorySize->maxRAMAlw() / uFullSize * 100.0))
.arg(vboxGlobal().formatSize((uint64_t)uFullSize * _1M));
fPass = false;
}
else if (m_pSliderMemorySize->value() > (int)m_pSliderMemorySize->maxRAMOpt())
{
message.second << tr(
"More than <b>%1%</b> of the host computer's memory (<b>%2</b>) is assigned to the virtual machine. "
"There might not be enough memory left for the host operating system. Please consider selecting a smaller amount.")
.arg((unsigned)qRound((double)m_pSliderMemorySize->maxRAMOpt() / uFullSize * 100.0))
.arg(vboxGlobal().formatSize((uint64_t)uFullSize * _1M));
}
/* Chipset type vs IO-APIC test: */
if ((KChipsetType)m_pComboChipsetType->itemData(m_pComboChipsetType->currentIndex()).toInt() == KChipsetType_ICH9 && !m_pCheckBoxApic->isChecked())
{
message.second << tr(
"The I/O APIC feature is not currently enabled in the Motherboard section of the System page. "
"This is needed in order to support a chip set of type ICH9. "
"It will be done automatically if you confirm your changes.");
}
/* HID vs OHCI test: */
if (isHIDEnabled() && !m_fOHCIEnabled)
{
message.second << tr(
"USB controller emulation is not currently enabled on the USB page. "
"This is needed to support an emulated USB input device. "
"It will be done automatically if you confirm your changes.");
}
/* Serialize message: */
if (!message.second.isEmpty())
messages << message;
}
/* CPU tab: */
{
/* Prepare message: */
UIValidationMessage message;
message.first = VBoxGlobal::removeAccelMark(m_pTabWidgetSystem->tabText(1));
/* VCPU amount test: */
int cTotalCPUs = vboxGlobal().host().GetProcessorOnlineCount();
if (m_pSliderCPUCount->value() > 2 * cTotalCPUs)
{
message.second << tr(
"For performance reasons, the number of virtual CPUs attached to the virtual machine may not be more than twice the number "
"of physical CPUs on the host (<b>%1</b>). Please reduce the number of virtual CPUs.")
.arg(cTotalCPUs);
fPass = false;
}
else if (m_pSliderCPUCount->value() > cTotalCPUs)
{
message.second << tr(
"More virtual CPUs are assigned to the virtual machine than the number of physical CPUs on the host system (<b>%1</b>). "
"This is likely to degrade the performance of your virtual machine. Please consider reducing the number of virtual CPUs.")
.arg(cTotalCPUs);
}
/* VCPU vs IO-APIC test: */
if (m_pSliderCPUCount->value() > 1 && !m_pCheckBoxApic->isChecked())
{
message.second << tr(
"The IO APIC feature is not currently enabled in the Motherboard section of the System page. "
"This is needed in order to support more than one virtual processor. "
"It will be done automatically if you confirm your changes.");
}
/* VCPU vs VT-x/AMD-V test: */
if (m_pSliderCPUCount->value() > 1 && !m_pCheckBoxVirtualization->isChecked())
{
message.second << tr(
"Hardware virtualization is not currently enabled in the Acceleration section of the System page. "
"This is needed in order to support more than one virtual processor. "
"It will be done automatically if you confirm your changes.");
}
/* CPU execution cap test: */
if (m_pSliderCPUExecCap->value() < (int)m_uMedGuestCPUExecCap)
{
message.second << tr(
"The processor execution cap is set to a low value. This may make the machine feel slow to respond.");
}
/* Serialize message: */
if (!message.second.isEmpty())
messages << message;
}
/* Return result: */
return fPass;
}
bool UIMachineSettingsSystem::validate(QString &strWarning, QString&)
{
/* RAM amount test: */
ulong uFullSize = vboxGlobal().host().GetMemorySize();
if (m_pSliderMemorySize->value() > (int)m_pSliderMemorySize->maxRAMAlw())
{
strWarning = tr(
"you have assigned more than <b>%1%</b> of your computer's memory "
"(<b>%2</b>) to the virtual machine. Not enough memory is left "
"for your host operating system. Please select a smaller amount.")
.arg((unsigned)qRound((double)m_pSliderMemorySize->maxRAMAlw() / uFullSize * 100.0))
.arg(vboxGlobal().formatSize((uint64_t)uFullSize * _1M));
return false;
}
if (m_pSliderMemorySize->value() > (int)m_pSliderMemorySize->maxRAMOpt())
{
strWarning = tr(
"you have assigned more than <b>%1%</b> of your computer's memory "
"(<b>%2</b>) to the virtual machine. There might not be enough memory "
"left for your host operating system. Continue at your own risk.")
.arg((unsigned)qRound((double)m_pSliderMemorySize->maxRAMOpt() / uFullSize * 100.0))
.arg(vboxGlobal().formatSize((uint64_t)uFullSize * _1M));
return true;
}
/* VCPU amount test: */
int cTotalCPUs = vboxGlobal().host().GetProcessorOnlineCount();
if (m_pSliderCPUCount->value() > 2 * cTotalCPUs)
{
strWarning = tr(
"for performance reasons, the number of virtual CPUs attached to the "
"virtual machine may not be more than twice the number of physical "
"CPUs on the host (<b>%1</b>). Please reduce the number of virtual CPUs.")
.arg(cTotalCPUs);
return false;
}
if (m_pSliderCPUCount->value() > cTotalCPUs)
{
strWarning = tr(
"you have assigned more virtual CPUs to the virtual machine than "
"the number of physical CPUs on your host system (<b>%1</b>). "
"This is likely to degrade the performance of your virtual machine. "
"Please consider reducing the number of virtual CPUs.")
.arg(cTotalCPUs);
return true;
}
/* VCPU IO-APIC test: */
if (m_pSliderCPUCount->value() > 1 && !m_pCheckBoxApic->isChecked())
{
strWarning = tr(
"you have assigned more than one virtual CPU to this VM. "
"This will not work unless the IO-APIC feature is also enabled. "
"This will be done automatically when you accept the VM Settings "
"by pressing the OK button.");
return true;
}
/* VCPU VT-x/AMD-V test: */
if (m_pSliderCPUCount->value() > 1 && !m_pCheckBoxVirtualization->isChecked())
{
strWarning = tr(
"you have assigned more than one virtual CPU to this VM. "
"This will not work unless hardware virtualization (VT-x/AMD-V) is also enabled. "
"This will be done automatically when you accept the VM Settings "
"by pressing the OK button.");
return true;
}
/* CPU execution cap is low: */
if (m_pSliderCPUExecCap->value() < (int)m_uMedGuestCPUExecCap)
{
strWarning = tr(
"you have set the processor execution cap to a low value. "
"This can make the machine feel slow to respond.");
return true;
}
/* Chipset type & IO-APIC test: */
if ((KChipsetType)m_pComboChipsetType->itemData(m_pComboChipsetType->currentIndex()).toInt() == KChipsetType_ICH9 && !m_pCheckBoxApic->isChecked())
{
strWarning = tr(
"you have assigned ICH9 chipset type to this VM. "
"It will not work properly unless the IO-APIC feature is also enabled. "
"This will be done automatically when you accept the VM Settings "
"by pressing the OK button.");
return true;
}
/* HID dependency from OHCI feature: */
if (isHIDEnabled() && !m_fOHCIEnabled)
{
strWarning = tr(
"you have enabled a USB HID (Human Interface Device). "
"This will not work unless USB emulation is also enabled. "
"This will be done automatically when you accept the VM Settings "
"by pressing the OK button.");
return true;
}
return true;
}