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( and perturb its wall-clock performance ) Is there a nice way to ' lock ' a node when a parallel job starts on a node and ' release ' it when it terminates so that no other user process can be started on it while the parallel job is running ? He argues that ethical reform would improve China 's research infrastructure and strengthen its academic relations worldwide . The Postal Service 's financial viability is at risk because its business model - - which relies on mail volume growth to mitigate rate increases and cover its costs - - is not sustainable in an increasingly competitive environment , given new and emerging technologies . ECA will continue and strengthen its active role in promoting civil society for development , within the growing collaboration between NGOs and the UN . A deal was made , and On the Buses was brought to the screen by Hammer in a film that , instead of attempting to broaden and strengthen its TV source , merely inflated and further vulgarized it . The Service has recently cut costs and improved productivity , but it is not clear how the Service will realign its outdated infrastructure and modernize its workforce policies and practices to achieve additional long-term productivity gains . As part of its efforts , the Department of Health and Human Services will broaden and strengthen its partnerships with State and local governments , with national and regional minority health and other minority-focused organizations , and with minority community-based organizations - - those who have the greatest access to and knowledge of the communities . " Second , and most important , the interest in preventing and imposing punishment for acts comprised in the category in question - especially when they are perpetrated on a very large scale - must necessarily extend beyond the borders of the state to which the perpetrators belong , and which passively tolerated or encouraged their outrages ; for such acts can undermine the foundations of the international community as a whole and impair its very stability .