On 5/31/26 03:08, void wrote:
> On Sun, May 31, 2026 at 12:58:10AM +0200, Bugs Beastie wrote:
> 
>> Probably this is the most reasonable direct way to go, to introduce
>> "desktop builder(s)"! It will get all "small" packages already built
>> from regular builders. It will crunch heavy desktop ports with only
>> single poudriere builder, but with all available cores given to
>> MAKE_JOBS!
>>
>> Note that such setup is almost opposite to "regular builders" that
>> have a small amount of cores per poudriere builder, but large number
>> of poudriere builders!
>>
>>> Intel(R) Xeon(R) CPU E5-2690 0 @ 2.90GHz / 384GB RAM hw.ncpu=16 SHT=off
>>>
>> If it scales good further, 96 cores will manage electron in one hour! :)
> 
> What I've done in the past is to have the first build run of all the
> massive
> ports to be built, with a high -J, tmpfs=all and every port in the list
> configured in poudriere.conf to not build these massive ports
> simultaneously.
> Then have another build run for all the other ports, which completes
> relatively quickly because the prerequisites for many things are already
> available.
> 
> This at the time resulted in a greater chance of all ports being built.
> I think the total time (massive-ports-build+regular-build) may be less
> but I'd have to check.
> 
> It seems to me that some ports fight each other when J =>2 and even this
> 320GB 20 CPU system will run out of resources (typically swap) if the
> build runs with the complete portsbuild list in one go. The above build
> never hit swap.

How much swap do you use with that 320 GiBytes of RAM?

> 
> Here's top output during the electron41 build
> 
> last pid: 76928;  load averages:   22.02,   21.41,   21.32  up
> 8+23:06:29  20:17:14
> 184 threads:   20 running, 164 sleeping
> CPU: 89.4% user,  0.0% nice, 10.6% system,  0.0% interrupt,  0.0% idle
> Mem: 84G Active, 74G Inact, 29G Wired, 1176M Buf, 188G Free
> ARC: 16G Total, 8693M MFU, 4833M MRU, 1368K Anon, 192M Header, 2607M Other
>      12G Compressed, 19G Uncompressed, 1.61:1 Ratio
>      Swap: 4096M Total, 4096M Free
> 


-- 
===
Mark Millard
marklmi at yahoo.com

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