On Mon, Jun 8, 2015 at 4:21 PM, Corinna Vinschen <corinna-cyg...@cygwin.com> wrote: > On Jun 8 14:41, Corinna Vinschen wrote: >> On Jun 6 12:58, İsmail Dönmez wrote: >> > Hi, >> > >> > I had a nice discussion with tmux maintainers over at >> > https://github.com/tmux/tmux/issues/13 about the tmux 2.0 regression >> > on Cygwin. >> > >> > Long story short, tmux is trying to read /proc/<pid>/cmdline and >> > /proc/<pid>/cwd for various reasons and for non-Cygwin programs this >> > is quite slow. You can reproduce this easily run cmd.exe inside bash >> > and try to >> > >> > cat /proc/<pid of cmd.exe>/cmdline >> >> Good catch! >> >> The problem here was that this functionality is very Cygwin centric. It >> tries to call into the process itself to fetch the information. >> >> E.g, assuming you have some /proc/1234, it tries to fetch the information >> by sending a request to process 1234 and then waits for that process >> setting a semaphore. A non-Cygwin process will obviously fail to do so, >> not knowing about the method at all. >> >> I fixed that in the Cygwin git repo and it seems to work much better now >> to run native tools inside tmux with this change. >> >> I'll upload a developer snapshot on https://cygwin.com/snapshots/ later >> today. > > Snapshot is up.
That resolves the problem for me, cheers! -- 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