Virtual memory consumption (both user and kernel) in modern CURRENT

[Jason Evans]

On Feb 23, 2006, at 9:02 PM, Mike Jakubik wrote:
> Mark Kirkwood wrote:
>> Mike Jakubik wrote:
>>> On Thu, February 23, 2006 9:21 pm, Mark Kirkwood wrote:
>>>
>>>
>>>> The most likely culprit is the fact that redzones are enabled at  
>>>> the
>>>> moment in -CURRENT.
>>>>
>>>> On that note, Mike - did you try turning them off?
>>>
>>>
>>> Yes, it lowered my swap space usage from 40MB to 1MB. Which is  
>>> certainly
>>> better, but even before, my system used no swap.
>>>
>>
>> Hmm, that's not so great - any idea about how much free memory you  
>> had using the old malloc?
>>
>> I'm interested, as I run 6.0R on a PIII with 512MB RAM and have  
>> (right now) 193MB free, that's with Enlightment, Firefox,  
>> Thunderbird, xmms, and several Eterms running - so needless to say  
>> it runs great. I'm wondering what the situation will look like  
>> with -CURRENT....
>
> Nope, and i don't really feel like backing out malloc and  
> recompiling world now  :P Basically, i had bit more free memory,  
> but i suggest you stick with 6.x, unless you don't mind testing a  
> development branch.

I did some quick experiments last night, where I booted a -current  
system with phkmalloc, then with jemalloc.  The total increase in  
resident memory was negligible, on the order of kilobytes.

Jason