cupsd prevents disc spin-down

[Michael Sweet]

bumpelo at comcast.net wrote:
> cupsd seems to periodically re-write the file /etc/cups/certs/0 even
> when nothing is going on. This prevents the hard disc from going in
> to sleep mode. Even if it were to have a shorter sleep cycle, this
> behavior would just wake it up every few minutes.
> 
> noflushd is not able to postpone the flushing of this, which probably
> means it is a syncronous write.
> 
> This is bad behavior for an idle daemon.

First, please read the documentation - the RootCertDuration directive
controls how long the root certificate is valid.

Second, we update the root certificate periodically for better
security.  It is possible to disable this (set the duration to 0) if
you don't care about your local security.

-- 
______________________________________________________________________
Michael Sweet, Easy Software Products           mike at easysw dot com
Internet Printing and Publishing Software        http://www.easysw.com