/// <summary>
/// This methods to change capacity for a queue and adjusts its
/// absoluteCapacity
/// </summary>
/// <param name="entitlement">
/// the new entitlement for the queue (capacity,
/// maxCapacity, etc..)
/// </param>
/// <exception cref="Org.Apache.Hadoop.Yarn.Server.Resourcemanager.Scheduler.SchedulerDynamicEditException
/// "/>
public virtual void SetEntitlement(QueueEntitlement entitlement)
{
lock (this)
{
float capacity = entitlement.GetCapacity();
if (capacity < 0 || capacity > 1.0f)
{
throw new SchedulerDynamicEditException("Capacity demand is not in the [0,1] range: "
+ capacity);
}
SetCapacity(capacity);
SetAbsoluteCapacity(GetParent().GetAbsoluteCapacity() * GetCapacity());
// note: we currently set maxCapacity to capacity
// this might be revised later
SetMaxCapacity(entitlement.GetMaxCapacity());
if (Log.IsDebugEnabled())
{
Log.Debug("successfully changed to " + capacity + " for queue " + this.GetQueueName
());
}
}
}
/// <exception cref="Org.Apache.Hadoop.Yarn.Exceptions.YarnException"/>
public virtual void SetEntitlement(string queue, QueueEntitlement entitlement)
{
throw new YarnException(GetType().Name + " does not support this operation");
}