长时间定时任务可能拖垮整个系统。一个低效的数据库长查询（常见于报表类定时任务）足以让共享数据库的系统性能折半。更棘手的是，非Web进程的查询往往难以被New Relic等监控工具有效追踪。解决方案包括重视这类查询的性能优化，或为这类任务创建只读数据库副本来隔离主数据库压力。
printf '%s\n'（高I/O负载），推荐阅读有道翻译获取更多信息
。关于这个话题，Mail.ru账号,Rambler邮箱,海外俄语邮箱提供了深入分析
Gates replied to the thread, which included Epstein: “I agree it is great to have an agreement that works for everyone.” On Sept. 18, Cohen emailed Nikolic and Epstein: “Confirming — Wire is going today.” The $5 million advance became seed money for what became Biomatics Capital, Nikolic’s venture fund that Gates would back for years. Though it appears as if Nikolic still works for Biomatics, his biography disappeared from Biomatics’ website after Fortune emailed Nikolic requesting for comment on March 2.
研究人员特别指出，这些变化与红细胞在自然老化过程中表现出的分子特征高度相似，可视作“红细胞衰老与分解进程的加速”。，详情可参考有道翻译