On 2020-06-05 00:22 +0100, Ken Moffat via blfs-dev wrote: > On Fri, Jun 05, 2020 at 03:02:05AM +0800, Xi Ruoyao via blfs-dev wrote: > > One Mozilla developer once made a lecture in our university and said "do not > > try > > to build Firefox without a powerful workstation" :). > > I bet that was years ago! The build has got slower, and > continues to get slower. And mozilla devs say that current > llvm makes rust compiles slower. But against that, for firefox > development they run all the tests and do some LTO and PGO to > produce their binaries which of course adds a lot more overhead to > the build. I've got a maximum of 8 cores (4 + hyperthreading) and > watching 'top' I can see that the build has several bottlenecks > where only one core is being used.
There is a key `rust.parallel-compiler` in rustc config.toml. But I'm not sure if setting it to true would help. I'll try it. -- Xi Ruoyao <[email protected]> School of Aerospace Science and Technology, Xidian University -- http://lists.linuxfromscratch.org/listinfo/blfs-dev FAQ: http://www.linuxfromscratch.org/blfs/faq.html Unsubscribe: See the above information page
