Thanks for the feedback. 

For what its worth, with a good SSD, a server-laptop is nice and speedy when a 
reboot is needed. The workstations could benefit from suspend/resume, but its 
not deal breaker. Especially not with DF's NFS stack being as good as it is!

On 01/12/2015 02:59 AM, Justin Sherrill wrote:
> Suspend and resume works generally well with OpenBSD and Thinkpads.
> That's from what I've seen, not from what I've experienced.
> 
> DragonFly has no suspend/resume support.  The one thing that has been
> worked on is C states, but that's only really helpful with servers.
> Will any future work in FreeBSD be applicable?  I don't know, but I
> hope so.  Funding some sort of cross-BSD work like that would be
> interesting, as I always like the concept.  Coordination would be hard
> - harder than the code itself, I think.
> 
> On Sun, Jan 11, 2015 at 11:42 AM, PeerCorps Trust Fund
> <[email protected]> wrote:
>> Hi All,
>>
>> Two items.
>>
>> I know there have been some recent discussions in the lists about using 
>> Chromebooks with Dragaonfly. Thinkpads still seem to have better out of the 
>> box support from what we have seen on our end across all of the BSDs, 
>> including Dragonfly.
>>
>> One question that I had for those of you who are using mainly Thinkpad 
>> workstations, are there any models out there that have worked especially 
>> well for you? What I am referring to here is anything Haswell-based 
>> obviously and older, not anything ultra new.
>>
>> I ask this question for one main reason. Hopefully sometime this year, we 
>> may be in the position of testing various BSD's on a variety of laptops and 
>> documenting what works and what does not to fill in some of the gaps on the 
>> current BSD laptop pages out there. The focus for this testing will likely 
>> be limited to DragonflyBSD and FreeBSD for now.
>>
>> Also, there is a team over at FreeBSD working towards getting resume tuned 
>> and working more efficiently on laptops and I've noticed a lot of 
>> improvement in that area on FreeBSD 11.0-current. I wondered if those ACPI 
>> modifications at some level are portable to Dragonfly? OpenBSD's work seems 
>> to be very advanced in this area, but I've read that because those 
>> modifications also depend on their fork of Xorg/Xenocara, it is not trivial 
>> to port.
>>
>> Why is suspend/resume important? Well I am sure the road warriors out there 
>> have their own case scenarios. On our end we are actually setting up laptops 
>> as mini servers in classrooms. They work surprisingly well and are a very 
>> low cost way to share things across a network of portable systems. They are 
>> also wonderful in that they have "built-in" battery backups. As power cuts 
>> are common in our setting, this is quite a big deal. Having suspend/resume 
>> support means that when there is a power cut we can effectively suspend the 
>> servers for days at a time without shutting them off completely (as tested 
>> on OpenBSD). Once the power is back on, simply open the lids and everyone is 
>> back in business.
>>
>> I understand that working resume is a complex affair and there are bigger 
>> priorities across the board for everyone. Earlier last year we actually 
>> explored writing some kind of grant (we are a non-profit) to partner with a 
>> developer in the BSD community to see if getting resume might be something 
>> that could be done using external funding. Is there anything out there which 
>> might suggest whether this is a beneficial type of activity to explore? Or 
>> is it better to wait for things to progress more organically?
>>
>> Any thoughts on the above would certainly be appreciated.
>>
>> Mike @ PeerCorps Tanzania



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