Re: [gentoo-user] system uptime

[covici@ccs.covici.com]

Dale <rdalek1967@gmail.com> wrote:

> Philip Webb wrote:
> > How long do desktop users typically leave their systems between reboots ?
> > How long between power off/on's ?
> >
> > I've long been in the habit of switching everything off while I sleep,
> > then restarting after I've woken & got going again myself.
> > However recently, I've run into delays getting my router
> > (only  1  device attached) to shake hands successfully with my ISP's server,
> > which have been requiring several power off/on's before it works.
> > As a result, I've started rebooting only after my weekly system update
> > -- it means I get to use the new versions of everything --
> > & not powering off at all ; the monitor + Xscreensaver are off
> > whenever I'm away from the machine for  >= 1 hr  (approx).
> >
> > Are there any pro's/con's I sb aware of ?
> >
> 
> 
> root@fireball / # uprecords
>      #               Uptime | System                                    
> Boot up
> ----------------------------+---------------------------------------------------
>      1   193 days, 09:28:37 | Linux 3.5.3-gentoo        Sat Sep 22
> 07:50:38 2012
>      2   116 days, 16:24:24 | Linux 3.16.3-gentoo       Mon Oct 13
> 20:27:52 2014
>      3   111 days, 00:34:49 | Linux 3.18.7-gentoo       Tue Mar 31
> 18:57:19 2015
>      4   101 days, 18:34:17 | Linux 3.5.3-gentoo        Wed Dec 31
> 18:00:00 1969
>      5    72 days, 12:03:16 | Linux 3.9.5-gentoo        Sat Jul 13
> 19:11:24 2013
>      6    69 days, 00:44:23 | Linux 3.11.6-gentoo       Mon Jan  6
> 03:33:34 2014
>      7    66 days, 11:00:52 | Linux 3.9.5-gentoo        Thu Oct 31
> 15:54:27 2013
>      8    51 days, 23:49:06 | Linux 3.13.6-gentoo       Sun Mar 23
> 15:53:30 2014
>      9    46 days, 01:07:54 | Linux 3.16.0-gentoo       Thu Aug 28
> 15:48:57 2014
>     10    36 days, 11:40:14 | Linux 3.14.0-gentoo       Mon May 19
> 16:05:48 2014
> ----------------------------+---------------------------------------------------
> ->  28     6 days, 20:58:28 | Linux 3.18.7-gentoo       Sun Aug 23
> 02:14:26 2015
> ----------------------------+---------------------------------------------------
> 1up in     1 day , 01:40:30 | at                        Mon Aug 31
> 00:53:23 2015
> t10 in    29 days, 14:41:47 | at                        Mon Sep 28
> 13:54:40 2015
> no1 in   186 days, 12:30:10 | at                        Thu Mar  3
> 10:43:03 2016
>     up  1179 days, 07:42:13 | since                     Wed Dec 31
> 18:00:00 1969
>   down  15497 days, 20:30:4 | since                     Wed Dec 31
> 18:00:00 1969
>    %up                7.071 | since                     Wed Dec 31
> 18:00:00 1969
> root@fireball / #
> 
> 
> The biggest reason I shutdown, power failure.  I use checkrestart to see
> if/when I need to restart something after doing updates.  If for example
> I update something in the @system area, then I just logout of the GUI,
> go to boot runlevel, run checkrestart again to see if that did it and
> then go back to default runlevel.  Sometimes, I have to restart
> something by hand instead of rebooting but not to often.  Generally just
> going to boot runlevel gets the job done.
> 
> One thing about not rebooting a lot, you use cache a lot which can speed
> some things up a bit.  I have 16GBs here and most of the time, it is
> almost all used.  How much that helps, I dunno but if it didn't help,
> they wouldn't have it doing it.  Another good side, run updates while
> you sleep. 
> 
> The only bad side, more wear on things like fans and some extra dust.  I
> try to clean my rig at least twice a year or whenever I notice the temps
> a little higher than they should be.  Oh, pulls power all the time which
> may not matter much depending on your electricity rates. 
> 
> Of course, fixing that connection issue may be a good idea too.  ;-)

hmmm, if you go to boot run level what is the difference between that
and rebooting?  After a major update there are so many things to restart
that I usually give up and reboot the system, is actually quicker.


-- 
Your life is like a penny.  You're going to lose it.  The question is:
How do
you spend it?

         John Covici
         covici@ccs.covici.com