Date: Sat, 25 Jan 2020 15:54:05 -0800 From: Steve Kargl <sgk@troutmask.apl.washington.edu> To: Cy Schubert <Cy.Schubert@cschubert.com> Cc: freebsd-current@freebsd.org, Mark Millard <marklmi@yahoo.com>, yasu@utahime.org Subject: Re: After update to r357104 build of poudriere jail fails with 'out of swap space' Message-ID: <20200125235405.GA50378@troutmask.apl.washington.edu> In-Reply-To: <20200125233116.GA49916@troutmask.apl.washington.edu> References: <DAA3A910-25F2-447A-B540-C35985DA822E.ref@yahoo.com> <DAA3A910-25F2-447A-B540-C35985DA822E@yahoo.com> <A6C8D5FD-EC99-4846-8F43-ABE7B6D27D03@cschubert.com> <20200125215203.GA49253@troutmask.apl.washington.edu> <3B744DB0-35ED-44FE-8235-A16EE5F925CA@cschubert.com> <20200125233116.GA49916@troutmask.apl.washington.edu>
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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@troutmask.apl.washington.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. -- Steve
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