Bash的function中exit不退出程序现象最近脚本写的多，注意到一个以前也遇到过但是从没仔细思考的问题： 为什么某些情况下function中exit，脚本依旧继续执行？举个例子...

bio.bi_private是不能储存私有数据的，内核中会频繁使用这个成员。找了好久也就只找到bio.bi_rw：/* * bio bi_rw flags * * bit 0 -- data direction * If not set, bio is a read from device. If set, it's a write to device. * bit 1 -- f

原文参见：http://www.utterlyforked.com/vmware-fusion-5-and-cent-6-4/Just a really quick drive-by posting. I’m currently working the new Vagrant VMware provider. I thought I’d build a quick Cent

The reason RedHat does not kick off your K* rc shutdown scripts is because RedHat checks for a lock file for your script in /var/lock/subsys/To fix this, simply add a line to your 'start' sectio

ext4 and data lossBy Jonathan CorbetMarch 11, 2009 The ext4 filesystem offers a number of useful features. It has beenstabilizing quickly, but that does not mean that it will work perfectly fo