Re: Gaurenteed file write??

[Steve Lord <lord@xxxxxxx>]

On Tue, 2002-10-15 at 13:03, Greg Freemyer wrote:
> All,
> 
> I have an iteration counter that I update every night.
> 
>     echo $ITERATION > /backup/iteration
> 
> Recently this file was reset to 0.
> 
> I suspect it was a case of the "zero filled file".
> 
> For this specific file and shell script, what extra logic can I add that 
> would give me the highest likelihood of a successful disk write.
> 
> i.e. Would sync; sync;  increase my odds of always successfully writing this 
> file out?
> 
> TIA
> Greg Freemyer
> 
> 

Write a little program which opens a file and calls fsync on it. sync
should do it too.

Steve

-- 

Steve Lord                                      voice: +1-651-683-3511
Principal Engineer, Filesystem Software         email: lord@xxxxxxx