Re: filesystem in a blackbox ?

From: Chris Mason (mason@suse.com)
Date: Fri Aug 11 2000 - 09:47:15 EST


On 8/10/00, 8:06:45 AM, David Woodhouse <dwmw2@infradead.org> wrote
regarding Re: filesystem in a blackbox ? :

> wu_yb@sina.com said:
> > I made a linux-router box without monitor or keyboard. When it
> > running, it write logs to HD. If I turn off the box, the filesystem
> > maybe be damaged and can't boot again.

> > Any way to keep it's filesystem sync ?

> Use a journalling filesystem.

Journaled filesystems won't completely solve the problem. Sure, the FS
will be intact when you boot, but all the modifications might not be
there. Even with data logging under ext3, some writes could be missing
after unflushed power down.

-chris

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