All those IO systems were way too complicated.

所有的IO系统都太复杂。

youdao

Allocation groups also help to optimize parallel IO performance on multiprocessor systems, because more than one metadata update can be "in transit" at the same time.

分配组还有助于在多处理器系统上优化并行io性能，因为可以同时有多个元数据更新处于“在传输中”。

youdao

Fusion-io said that its Fusion-io virtualization caching software offers intelligent application caching for Linux as well as Microsoft operating systems.

FORBES: VM World is a Flashy Place