On Mon, Nov 14, 2016 at 12:31:43PM +0100, Lucas Nussbaum wrote: > On 14/11/16 at 02:47 -0800, Lars Tangvald wrote: > > I got it backwards, then :) > > A high number of cores might cause this if fs.aio-max-nr is set low (cat > > /proc/sys/fs/aio-max-nr | aio-nr), or rather, too low for the the > > parallelization used by the test run. > > https://www.kernel.org/doc/Documentation/sysctl/fs.txt > > Well, it was also failing on a more standard machine. The test suite > should be robust to that...
Should we perhaps check the sysctl knobs in debian/rules, and warn and cap the parallelism before running the test suite if they aren't high enough? Robie
