Can we make readahead more robust to package updates?

Mark Rosenstand mark at borkware.net
Sat Nov 18 11:12:25 UTC 2006


On Tue, 2006-11-14 at 08:15 +0100, Arjan van de Ven wrote:
> On Mon, 2006-11-13 at 22:23 -0500, Bill Nottingham wrote:
> > Arjan van de Ven (arjan at fenrus.demon.nl) said: 
> > > I really like this idea; it's a simple "cat" and it can be done at a
> > > time where latency doesn't matter... (even in cron.daily)
> > > 
> > > Oh... this opens more options. This also allows the "sort by
> > > blocknumber" to be done at this point and taken out of the critical
> > > latency part......
> > > 
> > > great idea!
> > 
> > Of course, that then makes shutdown take twice as long.
> 
> if you do it at shutdown, which is again a latency path :)
> cron.daily/weekly is less so ;)

Or post-{install,remove} of the packages that put files in readahead.d.

There's no need to run the script if nothing has changed, and if you
upgrade affected packages and reboot before the next day, the libs and
config will be out of sync.




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