This seems to be a consistent bug. How do I file it? > Am Sonntag, 22. November 2015 20:17 CET, Thomas Wolff <t...@towo.net> schrieb: > > > > I found a consistent bug that happens every time: > > > ... > > > - Press Ctrl+S to stop the output in the terminal > > > > > > Bug #1: It's not possible to unfreeze the output in the terminal with > > > Ctrl+Q. It just stays "stuck" > > I confirm this effect and you don't need a fat application to > > demonstrate it. With this Windows cmd script loop.bat: > > @echo off > > set n=0 > > :loop > > echo %n% > > echo %n% >> .log > > set /A n=%n% + 1 > > ping 127.0.0.1 -n 2 > nul > > goto loop > > > > run it: ./loop.bat, then use ^S; the script will actually continue to > > run but will not show any more output in a pty-based terminal (works in > > Cygwin console). > > Okay. So it seems to be a consistent bug which only affects me. What happens > next? > > > > Bug #2: After a few seconds, the disk starts to trash. ... > > Thrashing? Might be caused by the apparently-stopped application going > > into some endless-loop activity. > > I feel that Windows runs out of memory but I have no idea why. If cygwin uses > the standard OS services to create pipes between processes, there will be a > 4KB buffer which the native process can fill and that's it. It should then > block in a call to `write()` (or the equivalent) and not be able to do > anything. > > I have about 2-3GB free RAM, so even if pipe would buffer all the output, it > shouldn't be able to make Windows run out of memory. The Maven build reads > and write files but all in all, we're talking 40-60MB tops. > > I'm a bit reluctant to run more tests since it takes my computer so long to > heal (it's actually my company's computer, so I'm supposed to work, not wait > for it to heal after testing a cygwin bug :-). > > Regards, > > -- > Aaron "Optimizer" Digulla a.k.a. Philmann Dark > "It's not the universe that's limited, it's our imagination. > Follow me and I'll show you something beyond the limits." > http://blog.pdark.de/ > > > -- > Problem reports: http://cygwin.com/problems.html > FAQ: http://cygwin.com/faq/ > Documentation: http://cygwin.com/docs.html > Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple > >
-- Aaron "Optimizer" Digulla a.k.a. Philmann Dark "It's not the universe that's limited, it's our imagination. Follow me and I'll show you something beyond the limits." http://blog.pdark.de/ -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
