[desktop-discuss] Re: suspend/resume

Alan Coopersmith alan.coopersmith at sun.com
Tue May 1 08:14:29 PDT 2007


Suspend has worked on SPARC since Solaris 7 or so.   It's system suspend
though, so I don't see how that could help on a Sun Ray, since you don't
want to suspend the entire Sun Ray server when one client disconnects.

(We talked a number of years ago with the Sun Ray team about having the
  Sun Ray report the display was power managed when the session was
  disconnected, so that clients like xscreensaver can stop updating the
  screen and making the IA priority boost be disabled in those cases,
  but I don't remember if that was ever implemented.   It would be good
  if Firefox/Flash stopped running when the display power management was
  on, but I don't know if it checks.)

	-alan-

Brian Nitz wrote:
> Alan,
> 
> Thanks for the information.  Once suspend works on SPARC, could it be 
> triggered on a per session basis to make Sun Ray sessions use less 
> resources when session card is removed?
> 
> Alan Coopersmith wrote On 04/30/07 20:50,:
> 
>>
>>
>> Peter Tribble wrote:
>>
>>> On 4/30/07, Brian Nitz <Brian.Nitz at sun.com> wrote:
>>>
>>>> We had a discussion after the most recent Irish Opensolaris Users Group
>>>> meeting about whether as suspend and hibernate improve better and as
>>>> memory technology improves (e.g. flash memory), we might eventually 
>>>> move
>>>> away from the paradigm of starting up (hardware detection, loading libs
>>>> into memory...) and shutting down as part of daily work flow.
>>>
>>>
>>> But are suspend/hibernate currently usable at all under (Open)Solaris?
>>
>>
>> Not on x86 yet - there's an internal project which has suspend-to-RAM
>> working on Ultra 20 workstations, but a lot of driver updates will be
>> needed to make it work on other hardware.
>>


-- 
	-Alan Coopersmith-           alan.coopersmith at sun.com
	 Sun Microsystems, Inc. - X Window System Engineering



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