The new input/output (NIO) library, introduced with JDK 1.4, provides high-speed, block-oriented I/O in standard Java code. This hands-on tutorial covers the NIO library in great detail, from the high-level concepts to under-the-hood programming deta…
referee:Java Programming Tutorial Advanced Input & Output (I/O) JDK 1.4+ introduced the so-called New I/O int java.nio package and its auxiliary packages to support high performance and intensive I/O operations. NIO is meant to complement the existin…
一. HugePages 说明 1.1 HugePages 介绍 HugePages is a feature integrated into the Linux kernel with release 2.6. This feature basically provides the alternative to the 4K page size (16K for IA64) providing bigger pages. 关于HugePages,有一些相关的专业术语,具体如下: (1) Pa…
前面几个blog对DRM驱动.显卡的显存管理机制.中断机制都进行了一些描述,现在阅读AMD drm驱动的初始化过程应该会轻松许多. 下面是一AMD的开发人员编写的文章(先暂时放在这里,后续有时间再添加自己的看法). Understanding GPUs from the ground up I get asked a lot about learning how to program GPUs. Bringing up evergreen kms support seems like a go…
AlwaysOn Ring Buffers 一些AlwaysOn的诊断信息可以从SQL Server ring buffers.或者从sys.dm_os_ring_buffers.ring buffer在SQL Server启动的时候被创建,SQL Server系统为内部诊断记录警告. 通过以下查询获取所有事件记录 SELECT * FROM sys.dm_os_ring_buffers WHERE ring_buffer_type LIKE '%HADR%' 为了让数据更加可控,可以通过日期,…