bug#21620: tests/mpz/reuse intermittently fails on armhf-linux-gnu

2016-06-02 Thread Ludovic Courtès
l...@gnu.org (Ludovic Courtès) skribis: > l...@gnu.org (Ludovic Courtès) skribis: > >> Andreas Enge skribis: >> >>> On Wed, Oct 07, 2015 at 10:32:43PM +0200, Ludovic Courtès wrote: Do you think it’s a likely problem? Andreas, could you try again on your Novena with 2 cores turned off?

bug#21620: tests/mpz/reuse intermittently fails on armhf-linux-gnu

2015-11-20 Thread Ludovic Courtès
l...@gnu.org (Ludovic Courtès) skribis: > Andreas Enge skribis: > >> On Wed, Oct 07, 2015 at 10:32:43PM +0200, Ludovic Courtès wrote: >>> Do you think it’s a likely problem? Andreas, could you try again on >>> your Novena with 2 cores turned off? >> >> I have trouble believing the explanation of

bug#21620: tests/mpz/reuse intermittently fails on armhf-linux-gnu

2015-10-09 Thread Ludovic Courtès
Andreas Enge skribis: > On Wed, Oct 07, 2015 at 10:32:43PM +0200, Ludovic Courtès wrote: >> Do you think it’s a likely problem? Andreas, could you try again on >> your Novena with 2 cores turned off? > > I have trouble believing the explanation of overheating. The gmp test > suite is carried out

bug#21620: tests/mpz/reuse intermittently fails on armhf-linux-gnu

2015-10-08 Thread Mark H Weaver
Andreas Enge writes: > On Wed, Oct 07, 2015 at 10:32:43PM +0200, Ludovic Courtès wrote: >> Do you think it’s a likely problem? Andreas, could you try again on >> your Novena with 2 cores turned off? > > I have trouble believing the explanation of overheating. The gmp test > suite is carried out

bug#21620: tests/mpz/reuse intermittently fails on armhf-linux-gnu

2015-10-08 Thread Andreas Enge
On Wed, Oct 07, 2015 at 10:32:43PM +0200, Ludovic Courtès wrote: > Do you think it’s a likely problem? Andreas, could you try again on > your Novena with 2 cores turned off? I have trouble believing the explanation of overheating. The gmp test suite is carried out sequentially (they are not yet u

bug#21620: tests/mpz/reuse intermittently fails on armhf-linux-gnu

2015-10-07 Thread Ludovic Courtès
Mark H Weaver skribis: > l...@gnu.org (Ludovic Courtès) writes: > >> Mark H Weaver skribis: >> >>> l...@gnu.org (Ludovic Courtès) writes: >>> t...@gmplib.org (Torbjörn Granlund) skribis: > This is most surely a hardware problem. The most common such problem is > a bad RAM chip

bug#21620: tests/mpz/reuse intermittently fails on armhf-linux-gnu

2015-10-07 Thread Torbjörn Granlund
l...@gnu.org (Ludovic Courtès) writes: OK, I’ll see if I can reproduce it on another ARMv7 machine and report back. Good. Incidentally, we run nightly builds on a bunch of ARMv7 machines. However, the machine in question is a build machine and it would be surprising for the RAM issue

bug#21620: tests/mpz/reuse intermittently fails on armhf-linux-gnu

2015-10-07 Thread Mark H Weaver
Andreas Enge writes: > On Wed, Oct 07, 2015 at 08:45:09AM -0400, Mark H Weaver wrote: >> When used as a build slave, the Novena is prone to overheating. The >> best solution is to add a fan. In the meantime, I've disabled 2 out of >> the 4 cores on hydra-slave1 using the following commands: > >

bug#21620: tests/mpz/reuse intermittently fails on armhf-linux-gnu

2015-10-07 Thread Andreas Enge
On Wed, Oct 07, 2015 at 08:45:09AM -0400, Mark H Weaver wrote: > When used as a build slave, the Novena is prone to overheating. The > best solution is to add a fan. In the meantime, I've disabled 2 out of > the 4 cores on hydra-slave1 using the following commands: Which temperature is overheati

bug#21620: tests/mpz/reuse intermittently fails on armhf-linux-gnu

2015-10-07 Thread Mark H Weaver
l...@gnu.org (Ludovic Courtès) writes: > Mark H Weaver skribis: > >> l...@gnu.org (Ludovic Courtès) writes: >> >>> t...@gmplib.org (Torbjörn Granlund) skribis: >>> This is most surely a hardware problem. The most common such problem is a bad RAM chip. >>> >>> OK, I’ll see if I can repr

bug#21620: tests/mpz/reuse intermittently fails on armhf-linux-gnu

2015-10-07 Thread Ludovic Courtès
Mark H Weaver skribis: > l...@gnu.org (Ludovic Courtès) writes: > >> t...@gmplib.org (Torbjörn Granlund) skribis: >> >>> This is most surely a hardware problem. The most common such problem is >>> a bad RAM chip. >> >> OK, I’ll see if I can reproduce it on another ARMv7 machine and >> report bac

bug#21620: tests/mpz/reuse intermittently fails on armhf-linux-gnu

2015-10-06 Thread Mark H Weaver
[removed t...@gmplib.org and gmp-b...@gmplib.org from the CC list] l...@gnu.org (Ludovic Courtès) writes: > t...@gmplib.org (Torbjörn Granlund) skribis: > >> This is most surely a hardware problem. The most common such problem is >> a bad RAM chip. > > OK, I’ll see if I can reproduce it on anoth

bug#21620: tests/mpz/reuse intermittently fails on armhf-linux-gnu

2015-10-06 Thread Ludovic Courtès
t...@gmplib.org (Torbjörn Granlund) skribis: > This is most surely a hardware problem. The most common such problem is > a bad RAM chip. OK, I’ll see if I can reproduce it on another ARMv7 machine and report back. However, the machine in question is a build machine and it would be surprising fo

bug#21620: tests/mpz/reuse intermittently fails on armhf-linux-gnu

2015-10-06 Thread Torbjörn Granlund
This is most surely a hardware problem. The most common such problem is a bad RAM chip. Without special undocumented parameters, GMP's test suite runs the same exact test vectors for each invocation, and GMP uses just plain old deterministic algortihms internally. -- Torbjörn Please encrypt, ke