On Tue, Sep 2, 2025 at 11:22 PM Michal Jireš <[email protected]> wrote: > > On 8/28/25 7:40 PM, Andi Kleen wrote: > > > > Just 1:1 is slow, isn't it? > > > > > Surprisingly not by much: > > rm vmlinux.o; time make -j16 vmlinux > > # -flto-partition=1to1 > ________________________________________________________ > Executed in 235.38 secs fish external > usr time 37.97 mins 0.00 millis 37.97 mins > sys time 2.12 mins 1.69 millis 2.12 mins > > # -flto-partition=cache > ________________________________________________________ > Executed in 231.91 secs fish external > usr time 36.71 mins 0.40 millis 36.71 mins > sys time 1.12 mins 1.12 millis 1.12 mins
What about -flto-partition=balanced though? I'd be also interested in the temporary space requirements for the LTRANS IR files and object files. Richard. > Michal
