On Sun, Oct 01, 2017 at 01:42:36AM +0300, Gregory Potamianos wrote: > On Mon, Sep 25, 2017 at 11:44:52AM -0700, Antonio Terceiro wrote: > > Hi, > > > > thanks for your bug report > > [...] > > > Our case seems identical to this [1] bug report. We have applied the > > > patch [2] > > > by Eric Wong and the problem seems resolved without causing any other > > > problems. > > > > > > [1] https://bugs.ruby-lang.org/issues/13794 > > > [2] https://80x24.org/spew/20170809232533.14932-...@80x24.org/raw > > > > can you provide a minimal test case that can reproduce the issue that > > does not take hours/days? > The attached script sometimes exits and leaves a stray child process on > busyloop when run as: > > `while nice -n19 ruby sched_yield_loop.rb; do :; done` > > > > > Also, it would be nice to have some feedback from upstream about whether > > one of those patches is going to be applied. I would not like to to > > carry such patch indefinitely. > The patch i mentioned was just merged in [1] and seems to be tagged as > needing backport to v2.3 on ruby's bugtracker. > > ` > Backport changed from 2.2: UNKNOWN, 2.3: UNKNOWN, 2.4: UNKNOWN to > 2.2: UNKNOWN, 2.3: REQUIRED, 2.4: REQUIRED
can you please test the packages from https://people.debian.org/~terceiro/ruby-stretch/ to see if you can still reproduce the issue?
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