Re: tramp "too many open files" [Re: bug#56606

[Michael Albinus]

Madhu <enometh@meer.net> writes:

Hi Madhu,

>> Hmm. tramp-archive.el uses th GVFS file system to read a file
>> archive. GVFS in this case uses libarchive(3).
>
> I notice my gvfsd is not compiled with libarchive.

No. gvfsd calls backends, /usr/libexec/gvfsd-archive in this case.

>> Well, I'm not familiar with mew. Could you please write a bug report,
>> which contains a recipe starting with "emacs -Q", and which tells how to
>> reach the point when the error appeared as reported above. The recipe is
>> also good when it doesn't show the error; I want to use it in order to
>> see how tramp-archive.el comes into play.
>
> Usually I run without a system dbus (but with a session dbus for
> emacs). tramp-archive disables itself when it finds it cannot connect
> to a system dbus, so I was protected from it being triggered. (btw if
> the situation changes, and a system dbus comes up later, it has to be
> initialized explicitly with (dbus-init-bus :system))

Right, although I'm not sure the system bus is needed. GVFS works over
the session bus if I'm not mistaken. The system bus is needed for
zeroconf only.

> I think I happened to have a system dbus when I triggered the
> error. tramp found a gvfs and gvfs-fuse process, but it wouldn't have
> worked because gvfds is not linked with libarchive.

Again, the existence of gvfsd-archive is what counts. I believe.

Best regards, Michael.