In addition to increasing availability, this technique provides the potential for decreased elapsed time for accomplishing this kind of DB2 work.

除了增加可用性以外，这种技术还可以为减少完成这种DB 2工作所需的时间提供潜力。

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Perhaps the instance is performing some form of work, but only to help prime a recovery in the event of a failure; for example, in a High Availability Disaster Recovery (HADR) scenario.

这个实例可能正在执行某种形式的工作，而只是在出现故障事件时帮助启动恢复（例如在 HADR 场景中）。

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A Barrier is useful for situations where each process completes its assigned work and parks itself in a bucket, indicating its availability for the next step.

在每个进程都要完成自己分配的任务并且停在bucket中，以表明自己可以进行下一步，这种情况下，Barrier很有用。

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The recently introduced Jobseeker's Allowance, with its tough test of a claimant's availability for work, has also led to a sharp fall in benefit claims.

ECONOMIST: Working for your welfare

John Simkin, who went to school in Dagenham in the 1950s, says the ready availability of factory work made for uninterested and rowdy classrooms.

ECONOMIST: Poor whites