Re: [PATCH 1/3] Lower sampling rate for autofdo bootstrap

2019-01-14 Thread Richard Biener
On Mon, Jan 14, 2019 at 9:20 AM Andi Kleen wrote: > > From: Andi Kleen > > autofdo create_gcov uses a lot of memory for large sample files. > Since gcc runs quite long the sample files generated during > the bootstrap are fairly ig. > > Currently I can't even build make autoprofiledbootstrap on m

[PATCH 1/3] Lower sampling rate for autofdo bootstrap

2019-01-14 Thread Andi Kleen
From: Andi Kleen autofdo create_gcov uses a lot of memory for large sample files. Since gcc runs quite long the sample files generated during the bootstrap are fairly ig. Currently I can't even build make autoprofiledbootstrap on my system at home because create_gcov needs more than 12GB and run