x = mmap(0, bytes, PROT_READ|PROT_WRITE, MAP_ANONYMOUS|MAP_PRIVATE, -1, 0);
效率的提升，并不是少写了代码，而是减少了反复试错和信息查找的时间。
。关于这个话题，旺商聊官方下载提供了深入分析
Indonesia has freed and deported a US man after he spent 11 years in prison for the premeditated murder of his then girlfriend’s mother on the tourist island of Bali, and he will now faces federal charges in the US.
// In a loop, this can exhaust connection pools