In message <20200125235405.GA50378_at_troutmask.apl.washington.edu>, Steve Kargl w rites: > On Sat, Jan 25, 2020 at 03:31:16PM -0800, Steve Kargl wrote: > > On Sat, Jan 25, 2020 at 02:09:29PM -0800, Cy Schubert wrote: > > > On January 25, 2020 1:52:03 PM PST, Steve Kargl <sgk_at_troutmask.apl.washin > gton.edu> wrote: > > > >On Sat, Jan 25, 2020 at 01:41:16PM -0800, Cy Schubert wrote: > > > >> > > > >> It's not just poudeiere. Standard port builds of chromium, rust > > > >> and thunderbird also fail on my machines with less than 8 GB. > > > >> > > > > > > > >Interesting. I routinely build chromium, rust, firefox, > > > >llvm and few other resource-hunger ports on a i386-freebsd > > > >laptop with 3.4 GB available memory. This is done with > > > >chrome running with a few tabs swallowing a 1-1.5 GB of > > > >memory. No issues. > > > > > > Number of threads makes a difference too. How many core/threads does your > laptop have? > > > > 2 cores. > > > > > Reducing number of concurrent threads allowed my builds to complete > > > on the 5 GB machine. My build machines have 4 cores, 1 thread per > > > core. Reducing concurrent threads circumvented the issue. > > > > I use portmaster, and AFIACT, it uses 'make -j 2' for the build. > > Laptop isn't doing too much, but an update and browsing. It does > > take a long time especially if building llvm is required. > > > > In thinking about this and recalling watching top(1) during > my last firefox rebuild, it seems that the compiler can use > 0.5-1 GB when compiling files. I see how doing a parallel > build with "-j NCPU" could stress a <4 GB system. It stresses my 5 GB 4 core system whereas my 8 GB 4 core machine handles it quite nicely. 3 GB doesn't seem like a lot more but the extra 60% more RAM is a lot. -- Cheers, Cy Schubert <Cy.Schubert_at_cschubert.com> FreeBSD UNIX: <cy_at_FreeBSD.org> Web: http://www.FreeBSD.org The need of the many outweighs the greed of the few.Received on Sat Jan 25 2020 - 23:02:05 UTC
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