In building the timing constraints, do you need to constrain all IO ports?

写时序约束时，是否需要对所有的IO端口加约束？

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Jupiter's moon Io, whose density is 3.5 grams per cubic centimetre, is all rock.

木星的卫星木卫一全是岩石，其密度为每立方厘米3.5克。

《柯林斯英汉双解大词典》

Since we do network transmission on every core and since we poll for network IO from the scheduler’s idle loop, we distribute network processing evenly across all cores.

由于我们在每个核心上进行网络传输，同时由于在调度器的空闲循环中对网络IO进行轮询，我们将网络处理均匀地分散到每个核心上。

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"By making ioScale available to growing webscale and emerging cloud companies, Fusion-io is at the forefront of the transition to the all-flash hyperscale datacenter, powered by open software defined solutions, " said David Flynn, Fusion-io CEO and Chairman.

ENGADGET: Fusion-io brings Fusion ioScale SSD to small, speedy server clusters

Tuition.io is a personal finance platform for organizing all your student loan debt in one place.

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At least six companies are all building out this basic idea: Yattos, puddle.io, ClearStreet, eMoneyPool, OurSusu, and PeoplePoweredSavings.

FORBES: Susu Sudio: Shared Savings