If the workload isn't well understood, it may not be wise to fix the heap size because there is a risk that the JVM will be forced to run in a heap that is too small.
如果没有正确理解工作负载，则固定堆大小是非常不明智的，因为这样可能会迫使JVM在太小的堆中运行。
2
With cheekbones high as any Pharoah's and large wise eyes, maybe twice the size of ours.
有着和所有潘多拉人(纳美人)一样的高高的颧骨和大而精明的双眼，也许有我们的两倍大。
3
Despite its small size — you could fit the telescope under your arm like a large purse — and short mission, WISE has already scanned the whole sky one and a half times.