Hello, I am a solaris SA. But recently we've been adding a few linux workstations in the UNIX network, and I realized I had an autofs problem. I checked autofs didn't handle direct maps. However 99% fo our NFS mounts are handled by direct map distributed by NIS. What should I do? Thanks!
最近在折腾一些无线局域网的东东,发现真这是个好东东,方便极了,除了速度慢点,安全性差点没有什么不好的了。还有就是PCMCIA的无线网卡太突出了,关机就必须拔出来,否则随时有折断的危险。安全还是比较严重的问题啊。 本文来自ChinaUnix博客,如果查看原文请点:http://blog.chinaunix.net/u/1167/showart_3737.html
rfd = open( in, O_RDONLY | O_direct | O_LARGEFILE ); wfd = open( buf, O_WRONLY | O_TRUNC | O_LARGEFILE | O_direct ); while( 1 ){ ret = read( rfd, block, BLOCKSIZE ); write(wfd, block, ret); if( ret < BLOCKSIZE ) break; } close(rfd); close(wfd); 这个做后,怎么目标的数据少了一些,去掉O_direct可以。 源: 683687928 Dec 19 03:09 x.dat 目标: 675840000 Dec 19 04:55 x.dat.cptest 20...
如题, 主机是笔记本,安装XP系统,vmware里装的RHlinux, 用以太网线将笔记本连上网后,虚拟机里的linux在虚拟网络为NAT或bridge时都可以连接internet. 但没有网线, windows只用无线上网时, vmware里的linux就不能连出去了,请教各位大侠有无遇到这个问题, 如有请多多指教,谢谢!
DWR is Easy Ajax for Java: http://getahead.org/dwr DWR中文文档: http://wiki.javascud.org/display/dwrcn/Home 整理的DWR学习笔记: http://www.javaeye.com/topic/32782 DWR学习: http://www.javaeye.com/topic/16424 JAVA堂: http://www.javatang.com/archives/category/ajax/dwr/ JAVA堂: http://www.javatang.com/dwr-chinese-documents/ DWR 入門與應用: http://www.javaworld.com.tw/jute/post/view?bid=49&id=165...
direct IO,是直接从文件系统读入应用程序,不经过filestem cache. 这个和async IO是不是可以同时使用那? 比如sun ufs/vxfs 下面,如果用了direct IO, 是不是还能够使用async IO?