[svlug] Consider my mini-HOWTO

[Rick Moen]

begin  Al Udal quotation:
> Attached is my humble contribution, 

Please turn off all that MIME crud, and use lines of <80 columns.  (70
columns is good.)

> ' 2.1 Moving directories between filesystems.

Summarised at
http://wwwsc13.custhelp.com/cgi-bin/varesearch/solution?11=010228-0000&130=0983415877&14=&2715=&15=&2716=&57=search&58=&2900=gu7N3VSNLO&25=6&3=rsync
, among other places.

> Certainly, it's a quick way, even one of the quickest, but is it safe?
> With all those recent comments on glitches in backup function of tar
> command, I can't recommend it.

*I* can.  Your information is out of date, as it concerns non-GNU
versions of tar or really, really old GNU versions that have not been
included on Linux systems for many years.

> cd /usr
> cp -a /usr /foo

Unreliable treatment of sparse files, and can accidentally copy multiple 
filesystems, including ones you _definitely_ don't want to copy, such as
/proc.  To eliminate the latter concern, use -x .
 
> I am also doing some research on hdparms-HOWTO right now, and on some
> other hazardous tweaking, and I would appreciate any comments on these
> matters, too.

Make sure you have current backups.

-- 
Cheers,                                      Right to keep and bear
Rick Moen                                  Haiku shall not be abridged
rick at linuxmafia.com                           Or denied.  So there.