On 2017-Mar-27, at 2:41 AM, Dimitry Andric <dim_at_FreeBSD.org> wrote: > On 26 Mar 2017, at 23:36, Mark Millard <markmi_at_dsl-only.net> wrote: >> >> I upgraded from llvm40 r4 to final. An interesting result was >> its creation of a backup package for llvm40-4.0.0.r4: >> >> about 13 cpu-core-hours running pkg create >> >> (Remember: I've been building with WITH_DEBUG= ) Its >> single-threaded status stands out via elapsed time >> approximately matching. >> >> I'll note that it was somewhat under 6 elapsed hours for >> staging to have been populated (-j4 with 4 cores present >> helps for this part). >> >> (Of course these elapsed-time figures are rather system >> dependent, although the ratio might be more stable.) >> >> >> >> Also interesting was: >> >> Installed packages to be REMOVED: >> llvm40-4.0.0.r4 >> >> Number of packages to be removed: 1 >> >> The operation will free 49 GiB. > > Yes, this is big. But there is no real need to build the llvm ports > with debug information, unless you want to hack on llvm itself. And > in that case, you are better served by a Subversion checkout or Git > clone from upstream instead. > > -Dimitry FYI: Historically unless something extreme like this ends up involved I build everything using WITH_DEBUG= or explicit -g's in order to have better information on any failure. This is extreme enough that next time I synchronize /usr/ports and it has a devel/llvm40 update I'll likely rebuild devel/llvm40 without using WITH_DEBUG= . I'm more concerned with the time it takes than with the file system space involved. === Mark Millard markmi at dsl-only.netReceived on Mon Mar 27 2017 - 08:25:08 UTC
This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:41:10 UTC