Re: [ada, testsuite] Parallelize check-gnat

2016-10-24 Thread Rainer Orth
Hi Jakub, > On Mon, Oct 24, 2016 at 11:12:20AM +0200, Rainer Orth wrote: >> Not really: on that SPARC T5 system, I have (sequential gnat.dg >> vs. acats with 19 partitions), all within a -j96 bootstrap: >> >> wall clock #tests >> >> gnat.dg 6505s = 108m 25s

Re: [ada, testsuite] Parallelize check-gnat

2016-10-24 Thread Jakub Jelinek
On Mon, Oct 24, 2016 at 11:12:20AM +0200, Rainer Orth wrote: > Not really: on that SPARC T5 system, I have (sequential gnat.dg > vs. acats with 19 partitions), all within a -j96 bootstrap: > > wall clock #tests > > gnat.dg 6505s = 108m 25s5100 gna

Re: [ada, testsuite] Parallelize check-gnat

2016-10-24 Thread Rainer Orth
Hi Jakub, > On Fri, Oct 21, 2016 at 04:01:48PM +0200, Rainer Orth wrote: >> I happened to notice that the gnat.dg testsuite run is slow even on a >> reasonably fast SPARC machine (3.6 GHz SPARC T5) and together with the >> libgomp testsuite (PR libgomp/66005) dominates bootstrap time: within a >>

Re: [ada, testsuite] Parallelize check-gnat

2016-10-21 Thread Mike Stump
On Oct 21, 2016, at 7:01 AM, Rainer Orth wrote: > > I happened to notice that the gnat.dg testsuite run is slow > 2.6 GHz AMD Opteron 8435, -j24 43m 24s => 33m 4s > 2.93 GHz Intel Xeon X7350, -j16 30m 7s => 9m 8s > 2.67 GHz Intel Xeon X7542, -j48 14m 56s => 5m 50s > > Se

Re: [ada, testsuite] Parallelize check-gnat

2016-10-21 Thread Mike Stump
On Oct 21, 2016, at 9:54 AM, Eric Botcazou wrote: > >> I'm not strongly against your patch, I'm just very surprised it is really >> needed (acats is much larger, check-gnat is small). > > In what unit do you count? ACATS has fewer tests than gnat.dg nowadays. The only unit that matters, wall s

Re: [ada, testsuite] Parallelize check-gnat

2016-10-21 Thread Eric Botcazou
> I'm not strongly against your patch, I'm just very surprised it is really > needed (acats is much larger, check-gnat is small). In what unit do you count? ACATS has fewer tests than gnat.dg nowadays. -- Eric Botcazou

Re: [ada, testsuite] Parallelize check-gnat

2016-10-21 Thread Jakub Jelinek
On Fri, Oct 21, 2016 at 04:01:48PM +0200, Rainer Orth wrote: > I happened to notice that the gnat.dg testsuite run is slow even on a > reasonably fast SPARC machine (3.6 GHz SPARC T5) and together with the > libgomp testsuite (PR libgomp/66005) dominates bootstrap time: within a > make -j96 -k chec

Re: [ada, testsuite] Parallelize check-gnat

2016-10-21 Thread Arnaud Charlet
> Ok for mainline (and eventually for 5 and 6 branches given the small > size and low risk of the patch)? I'm not familiar with lang_checks_parallelized, but that's OK with me on principle. Arno