Parallel make hangs on 64-bit Cygwin

marco atzeri
Thu Mar 23 02:19:16 GMT 2023

On Wed, Mar 22, 2023 at 3:34 PM Jon Beniston via Cygwin wrote:
> Hi,

Hi Jon

> When trying to build gcc using make with -j N, I'm finding that make will
> hang on 64-bit Cygwin. I don't see this problem with 32-bit Cygwin on the
> same PC. When it hangs, there are N make processes reported in task manager
> that are using 0% CPU, that appear to be waiting for N sh.exe programs also
> using 0% CPU. Non parallel builds seem to be OK.
> Any idea what might be wrong? Cygwin install is up to date. Windows 10.

There was a discussion on the matter on the packager mailing list in February

Please try the test version of the package

and let us know it the 4.4.1-2 version solves your problem

> Thanks,
> Jon


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