Hawking
奇蹟
不是什麼偉大的事
也不是什麼了不起的任務
不過在做的過程中
總是要在短到不能再短的時間內完成一些難度極大的事
完成了之後
所有人都覺得是理所當然的
甚至有人會以為這樣的事理應輕鬆完成
可是
/etc/inittab versus /etc/rc.d
One aspect of yesterday's problem is a littleordering issue between /etc/inittab and stuff in /etc/rc.d . Namely:
Everything in
/etc/rc.druns before other things in/etc/inittabreally takes effect.
(The paths here are for Red Hat; elsewhere, what Red Hat puts in /etc/rc.d is just put straight into /etc , so you have /etc/init.d and /etc/rc3.d and so on
我的初衷
謝安琪跟我走
戰夏陽
Dispelling a nightmare (a sysadmin tale)
One quiet sysadmin nightmare is discovering that you don't know howto reproduce the running setup on a system that you've taken over.You know, things like: there's nothing that seems to start importantprograms; programs that the configuration seems to say should be runningaren't (or aren't running successfully); programs are running as UIDsthat aren't even in /etc/passwd .
I spent part of today mostly dispelling a nightmare like that, andtherein lies a tale