They note that in the past certain workloads have not been virtualized due to network contention issues.

他们指出以前由于网络争用的问题，流量大到一定程度就没法虚拟化。

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The first thing that usually comes to mind when a system administrator hears that there might be some network contention issues is to run netstat.

当系统管理员了解到发生了网络争用问题的时候，通常想到的第一件事情就是运行netstat。

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We found significant contention on the lock that protects each network device's transmit queue.

最后在保护每个网络设备的传送队列的锁上发现了严重的争用。

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