Charles-François Natali added the comment: > In this case, the issues are being caused by the following kernel parameters > that we have for our default build - > > ######################### > ## TIBCO network tuning # > ######################### > net.core.rmem_default = 33554432 > net.core.wmem_default = 33554432 > net.core.rmem_max = 33554432 > net.core.wmem_max = 33554432 > > Toggling the support.PIPE_MAX_SIZE to +32MB or temporarily removing these > parameters mitigates the issue. Is there a better way of calculating > support.PIPE_MAX_SIZE so it is reflective of the actual OS value?
What does: >>> import fcntl, os >>> r, w = os.pipe() >>> fcntl.fcntl(w, 1032) return? Note that the kernel buffer sizes above are, well, *really huge*. ---------- _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue17835> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com