On 28 Nov 2015, at 18:10, Jeff King <p...@peff.net> wrote: > On Fri, Nov 27, 2015 at 10:15:14AM +0100, larsxschnei...@gmail.com wrote: > >> From: Lars Schneider <larsxschnei...@gmail.com> >> >> t5516 "75 - deny fetch unreachable SHA1, allowtipsha1inwant=true" is >> flaky in the following case: >> 1. remote upload-pack finds out "not our ref" >> 2. remote sends a response and closes the pipe >> 3. fetch-pack still tries to write commands to the remote upload-pack >> 4. write call in wrapper.c dies with SIGPIPE >> >> t5504 "9 - push with transfer.fsckobjects" is flaky, too, and returns >> SIGPIPE once in a while. I had to remove the final "To dst..." output >> check because there is no output if the process dies with SIGPUPE. > > s/PUPE/PIPE/ :) > > I think it would be nice for future readers to understand a bit better > _why_ this is flaky, and why the fix is to the test suite and not to git > itself. I added this paragraph in between the two above: > > The test is flaky because the sending fetch-pack may or may not have > finished writing its output by step (3). If it did, then we see a > closed pipe on the next read() call. If it didn't, then we get the > SIGPIPE from step (4) above. Both are fine, but the latter fools > test_must_fail. > Sounds good! Thank you :-)
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